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AS3257

GTT-BACKBONE

GTT

Registry

Authoritative registration data

AS number
3257
Name
GTT-BACKBONE
Organisation
GTT
Country
—
RIR
RIPE
Registered
Source:asn:rdap retrieved

IPv4 prefixes

1,881

IPv6 prefixes

81

Total announced

1,962

Announced prefixes

Observed in BGP by route collectors, not a registry allocation list

Prefixes announced by AS3257
217.204.0.0/14 IPv4 /14 not checked
67.100.0.0/14 IPv4 /14 not checked
68.164.0.0/14 IPv4 /14 RPKI not found
87.84.0.0/14 IPv4 /14 RPKI not found
212.134.0.0/15 IPv4 /15 not checked
64.204.0.0/15 IPv4 /15 RPKI not found
64.248.0.0/15 IPv4 /15 RPKI not found
65.84.0.0/15 IPv4 /15 not checked
66.166.0.0/15 IPv4 /15 RPKI not found
66.92.0.0/15 IPv4 /15 not checked
72.244.0.0/15 IPv4 /15 not checked
74.0.0.0/15 IPv4 /15 RPKI not found
82.108.0.0/15 IPv4 /15 RPKI not found
87.82.0.0/15 IPv4 /15 not checked
87.84.0.0/15 IPv4 /15 RPKI not found
134.222.0.0/16 IPv4 /16 RPKI valid
135.196.0.0/16 IPv4 /16 RPKI not found
149.235.0.0/16 IPv4 /16 not checked
154.14.0.0/16 IPv4 /16 not checked
155.229.0.0/16 IPv4 /16 RPKI not found
194.231.0.0/16 IPv4 /16 not checked
195.143.0.0/16 IPv4 /16 not checked
195.172.0.0/16 IPv4 /16 RPKI not found
195.40.0.0/16 IPv4 /16 RPKI not found
195.81.0.0/16 IPv4 /16 RPKI not found
195.86.0.0/16 IPv4 /16 not checked
205.179.0.0/16 IPv4 /16 not checked
206.135.0.0/16 IPv4 /16 RPKI not found
207.145.0.0/16 IPv4 /16 RPKI not found
207.168.0.0/16 IPv4 /16 RPKI not found
208.41.0.0/16 IPv4 /16 RPKI not found
209.101.0.0/16 IPv4 /16 RPKI not found
212.168.0.0/16 IPv4 /16 not checked
212.212.0.0/16 IPv4 /16 RPKI not found
212.222.0.0/16 IPv4 /16 RPKI valid
216.132.0.0/16 IPv4 /16 not checked
64.105.0.0/16 IPv4 /16 RPKI not found
64.144.0.0/16 IPv4 /16 not checked
64.51.0.0/16 IPv4 /16 RPKI not found
64.81.0.0/16 IPv4 /16 not checked
65.86.0.0/16 IPv4 /16 RPKI not found
66.134.0.0/16 IPv4 /16 RPKI not found
66.200.0.0/16 IPv4 /16 RPKI not found
66.80.0.0/16 IPv4 /16 RPKI not found
66.95.0.0/16 IPv4 /16 not checked
69.3.0.0/16 IPv4 /16 not checked
69.33.0.0/16 IPv4 /16 RPKI not found
74.2.0.0/16 IPv4 /16 not checked
81.188.0.0/16 IPv4 /16 not checked
82.110.0.0/16 IPv4 /16 not checked
82.111.0.0/16 IPv4 /16 RPKI not found
84.37.0.0/16 IPv4 /16 not checked
85.189.0.0/16 IPv4 /16 not checked
86.53.0.0/16 IPv4 /16 RPKI not found
87.86.0.0/16 IPv4 /16 RPKI not found
87.87.0.0/16 IPv4 /16 RPKI not found
109.174.128.0/17 IPv4 /17 RPKI not found
109.204.0.0/17 IPv4 /17 not checked
173.205.0.0/17 IPv4 /17 RPKI not found
195.21.0.0/17 IPv4 /17 not checked
195.21.128.0/17 IPv4 /17 not checked
204.237.128.0/17 IPv4 /17 not checked
208.116.128.0/17 IPv4 /17 RPKI not found
209.120.128.0/17 IPv4 /17 not checked
212.180.0.0/17 IPv4 /17 RPKI not found
212.189.0.0/17 IPv4 /17 not checked
212.221.0.0/17 IPv4 /17 not checked
213.201.128.0/17 IPv4 /17 not checked
213.39.0.0/17 IPv4 /17 RPKI not found
216.133.0.0/17 IPv4 /17 not checked
216.175.128.0/17 IPv4 /17 RPKI not found
216.184.128.0/17 IPv4 /17 RPKI not found
216.254.0.0/17 IPv4 /17 not checked
64.145.128.0/17 IPv4 /17 RPKI not found
64.32.128.0/17 IPv4 /17 not checked
66.17.128.0/17 IPv4 /17 RPKI not found
66.227.0.0/17 IPv4 /17 not checked
66.253.0.0/17 IPv4 /17 RPKI not found
66.54.128.0/17 IPv4 /17 not checked
67.200.0.0/17 IPv4 /17 not checked
69.17.0.0/17 IPv4 /17 not checked
69.174.0.0/17 IPv4 /17 not checked
69.31.0.0/17 IPv4 /17 not checked
70.39.128.0/17 IPv4 /17 not checked
72.37.128.0/17 IPv4 /17 not checked
74.199.128.0/17 IPv4 /17 not checked
74.211.128.0/17 IPv4 /17 RPKI not found
74.3.0.0/17 IPv4 /17 not checked
76.74.0.0/17 IPv4 /17 RPKI not found
77.67.0.0/17 IPv4 /17 not checked
79.121.128.0/17 IPv4 /17 RPKI not found
83.245.0.0/17 IPv4 /17 RPKI valid
84.233.128.0/17 IPv4 /17 RPKI not found
89.167.128.0/17 IPv4 /17 not checked
89.202.128.0/17 IPv4 /17 RPKI not found
92.71.0.0/17 IPv4 /17 RPKI valid
93.152.0.0/17 IPv4 /17 not checked
94.185.128.0/17 IPv4 /17 RPKI not found
95.177.0.0/17 IPv4 /17 RPKI not found
194.150.0.0/18 IPv4 /18 not checked
194.195.128.0/18 IPv4 /18 not checked
195.149.128.0/18 IPv4 /18 RPKI not found
195.177.0.0/18 IPv4 /18 RPKI valid
195.180.64.0/18 IPv4 /18 not checked
206.108.128.0/18 IPv4 /18 RPKI not found
206.217.64.0/18 IPv4 /18 RPKI not found
207.97.128.0/18 IPv4 /18 RPKI not found
208.113.0.0/18 IPv4 /18 RPKI not found
208.97.192.0/18 IPv4 /18 not checked
209.166.0.0/18 IPv4 /18 not checked
212.11.0.0/18 IPv4 /18 not checked
212.115.128.0/18 IPv4 /18 RPKI valid
212.81.64.0/18 IPv4 /18 not checked
213.169.192.0/18 IPv4 /18 RPKI not found
213.193.128.0/18 IPv4 /18 not checked
213.200.64.0/18 IPv4 /18 RPKI valid
213.228.192.0/18 IPv4 /18 not checked
213.235.0.0/18 IPv4 /18 RPKI not found
213.251.0.0/18 IPv4 /18 RPKI valid
213.254.192.0/18 IPv4 /18 RPKI valid
216.133.128.0/18 IPv4 /18 not checked
216.138.64.0/18 IPv4 /18 RPKI not found
216.193.192.0/18 IPv4 /18 not checked
216.224.0.0/18 IPv4 /18 RPKI not found
216.27.128.0/18 IPv4 /18 not checked
216.36.64.0/18 IPv4 /18 not checked
217.204.192.0/18 IPv4 /18 not checked
62.105.192.0/18 IPv4 /18 RPKI not found
63.133.128.0/18 IPv4 /18 RPKI not found
64.139.0.0/18 IPv4 /18 not checked
64.145.0.0/18 IPv4 /18 not checked
64.8.192.0/18 IPv4 /18 not checked
64.93.0.0/18 IPv4 /18 not checked
65.175.0.0/18 IPv4 /18 RPKI not found
66.226.192.0/18 IPv4 /18 RPKI not found
66.7.128.0/18 IPv4 /18 not checked
67.201.0.0/18 IPv4 /18 RPKI not found
68.64.128.0/18 IPv4 /18 not checked
69.167.64.0/18 IPv4 /18 not checked
69.22.128.0/18 IPv4 /18 not checked
69.26.192.0/18 IPv4 /18 not checked
77.77.128.0/18 IPv4 /18 not checked
82.138.192.0/18 IPv4 /18 RPKI not found
83.148.128.0/18 IPv4 /18 not checked
87.119.64.0/18 IPv4 /18 RPKI valid
89.149.128.0/18 IPv4 /18 not checked
92.54.128.0/18 IPv4 /18 RPKI not found
92.71.128.0/18 IPv4 /18 not checked
95.152.192.0/18 IPv4 /18 not checked
98.124.128.0/18 IPv4 /18 not checked
141.0.32.0/19 IPv4 /19 RPKI not found
172.121.192.0/19 IPv4 /19 RPKI valid
193.189.192.0/19 IPv4 /19 RPKI not found
194.154.96.0/19 IPv4 /19 not checked
194.158.0.0/19 IPv4 /19 not checked
194.165.64.0/19 IPv4 /19 RPKI not found
194.183.96.0/19 IPv4 /19 not checked
194.24.192.0/19 IPv4 /19 RPKI valid
194.242.128.0/19 IPv4 /19 not checked
194.42.224.0/19 IPv4 /19 not checked
194.42.64.0/19 IPv4 /19 not checked
194.6.96.0/19 IPv4 /19 not checked
194.64.32.0/19 IPv4 /19 RPKI valid
194.77.0.0/19 IPv4 /19 RPKI not found
194.77.96.0/19 IPv4 /19 RPKI not found
195.114.64.0/19 IPv4 /19 RPKI not found
195.122.32.0/19 IPv4 /19 RPKI not found
195.134.192.0/19 IPv4 /19 not checked
195.138.128.0/19 IPv4 /19 RPKI not found
195.162.224.0/19 IPv4 /19 RPKI not found
195.190.64.0/19 IPv4 /19 RPKI not found
195.202.96.0/19 IPv4 /19 RPKI not found
195.246.128.0/19 IPv4 /19 RPKI not found
195.64.32.0/19 IPv4 /19 not checked
195.7.192.0/19 IPv4 /19 not checked
195.7.64.0/19 IPv4 /19 not checked
195.72.160.0/19 IPv4 /19 RPKI not found
195.72.64.0/19 IPv4 /19 not checked
195.94.32.0/19 IPv4 /19 RPKI not found
198.144.96.0/19 IPv4 /19 not checked
198.47.96.0/19 IPv4 /19 RPKI not found
204.93.32.0/19 IPv4 /19 RPKI not found
205.201.160.0/19 IPv4 /19 not checked
205.214.32.0/19 IPv4 /19 RPKI not found
206.253.0.0/19 IPv4 /19 RPKI not found
206.40.192.0/19 IPv4 /19 not checked
207.251.0.0/19 IPv4 /19 RPKI not found
207.41.160.0/19 IPv4 /19 not checked
209.213.192.0/19 IPv4 /19 not checked
209.250.96.0/19 IPv4 /19 not checked
209.87.64.0/19 IPv4 /19 not checked
212.0.224.0/19 IPv4 /19 not checked
212.1.0.0/19 IPv4 /19 RPKI valid
212.100.160.0/19 IPv4 /19 not checked
212.14.64.0/19 IPv4 /19 not checked
212.2.0.0/19 IPv4 /19 not checked
212.23.32.0/19 IPv4 /19 not checked
212.27.160.0/19 IPv4 /19 RPKI valid
212.56.0.0/19 IPv4 /19 not checked
212.74.0.0/19 IPv4 /19 not checked
213.139.0.0/19 IPv4 /19 RPKI not found
213.160.96.0/19 IPv4 /19 RPKI not found
213.177.224.0/19 IPv4 /19 RPKI not found
216.133.192.0/19 IPv4 /19 RPKI not found
216.151.224.0/19 IPv4 /19 RPKI not found
216.231.32.0/19 IPv4 /19 not checked
216.234.32.0/19 IPv4 /19 RPKI not found
216.36.96.0/19 IPv4 /19 RPKI valid
216.46.64.0/19 IPv4 /19 RPKI not found
217.195.224.0/19 IPv4 /19 not checked
217.204.160.0/19 IPv4 /19 not checked
217.205.0.0/19 IPv4 /19 not checked
217.22.224.0/19 IPv4 /19 not checked
217.79.96.0/19 IPv4 /19 RPKI not found
217.8.192.0/19 IPv4 /19 RPKI not found
46.33.64.0/19 IPv4 /19 not checked
46.34.0.0/19 IPv4 /19 not checked
62.192.96.0/19 IPv4 /19 not checked
62.217.0.0/19 IPv4 /19 RPKI not found
62.50.0.0/19 IPv4 /19 RPKI not found
62.50.128.0/19 IPv4 /19 not checked
62.50.32.0/19 IPv4 /19 not checked
62.50.64.0/19 IPv4 /19 RPKI not found
62.93.160.0/19 IPv4 /19 RPKI not found
63.141.192.0/19 IPv4 /19 not checked
63.250.96.0/19 IPv4 /19 RPKI not found
64.145.96.0/19 IPv4 /19 RPKI not found
64.186.224.0/19 IPv4 /19 RPKI not found
64.235.224.0/19 IPv4 /19 not checked
64.50.192.0/19 IPv4 /19 not checked
64.6.160.0/19 IPv4 /19 RPKI not found
64.7.0.0/19 IPv4 /19 not checked
65.111.64.0/19 IPv4 /19 not checked
66.234.224.0/19 IPv4 /19 not checked
67.199.128.0/19 IPv4 /19 RPKI not found
67.220.128.0/19 IPv4 /19 RPKI not found
69.63.192.0/19 IPv4 /19 RPKI not found
72.13.224.0/19 IPv4 /19 not checked
72.29.192.0/19 IPv4 /19 RPKI not found
74.82.96.0/19 IPv4 /19 not checked
78.152.32.0/19 IPv4 /19 not checked
78.154.96.0/19 IPv4 /19 RPKI not found
80.253.96.0/19 IPv4 /19 not checked
81.31.0.0/19 IPv4 /19 not checked
82.119.192.0/19 IPv4 /19 RPKI valid
82.151.224.0/19 IPv4 /19 not checked
84.20.0.0/19 IPv4 /19 not checked
85.95.64.0/19 IPv4 /19 RPKI not found
88.81.160.0/19 IPv4 /19 not checked
92.244.160.0/19 IPv4 /19 RPKI not found
2001:668::/29 IPv6 /29 RPKI valid
2a04:6640::/29 IPv6 /29 RPKI not found
2a05:18c0::/29 IPv6 /29 RPKI not found
2a0a:1f40::/29 IPv6 /29 RPKI valid
2a13:fc00::/29 IPv6 /29 RPKI valid
2a14:4340::/29 IPv6 /29 RPKI valid
2a14:4b00::/29 IPv6 /29 RPKI valid
2a14:5200::/29 IPv6 /29 RPKI valid
2a04:1120::/30 IPv6 /30 RPKI not found
2a0c:8640::/30 IPv6 /30 RPKI not found
2001:1478::/32 IPv6 /32 RPKI not found
2001:4890::/32 IPv6 /32 RPKI not found
2001:590::/32 IPv6 /32 RPKI not found
2001:668::/32 IPv6 /32 RPKI valid
2001:680::/32 IPv6 /32 RPKI valid
2001:6f8::/32 IPv6 /32 RPKI not found
2001:aa0::/32 IPv6 /32 RPKI not found
2400:f780::/32 IPv6 /32 not checked
2405:5e00::/32 IPv6 /32 RPKI valid
2604:cf80::/32 IPv6 /32 RPKI not found
2605:d480::/32 IPv6 /32 RPKI not found
2606:6200::/32 IPv6 /32 RPKI not found
2607:f588::/32 IPv6 /32 RPKI not found
2610:38::/32 IPv6 /32 RPKI not found
2a00:16c8::/32 IPv6 /32 RPKI not found
2a00:1750::/32 IPv6 /32 RPKI valid
2a00:43c0::/32 IPv6 /32 RPKI not found
2a00:80c0::/32 IPv6 /32 not checked
2a00:8d00::/32 IPv6 /32 RPKI not found
2a00:bb40::/32 IPv6 /32 RPKI not found
2a02:6280::/32 IPv6 /32 RPKI not found
2a02:9e8::/32 IPv6 /32 RPKI valid
2a02:d28::/32 IPv6 /32 not checked
2a04:a3c7::/32 IPv6 /32 RPKI valid
2a06:2b81::/32 IPv6 /32 RPKI invalid
2a06:9f47::/32 IPv6 /32 RPKI valid
2a0a:6041::/32 IPv6 /32 RPKI invalid
2a0d:d901::/32 IPv6 /32 RPKI invalid
2a0f:b242::/32 IPv6 /32 RPKI valid
2a0f:b243::/32 IPv6 /32 RPKI valid
2a0f:b247::/32 IPv6 /32 RPKI valid
2a14:d281::/32 IPv6 /32 RPKI valid
2001:aa0:7000::/36 IPv6 /36 RPKI not found
2001:590:3400::/38 IPv6 /38 RPKI not found
2001:6f8:1800::/39 IPv6 /39 RPKI not found
2001:6f8:200::/39 IPv6 /39 RPKI not found
2602:ffb7:590::/46 IPv6 /46 RPKI not found
2001:1478:1801::/48 IPv6 /48 RPKI not found
2001:1478:201::/48 IPv6 /48 RPKI not found
2001:1478:700::/48 IPv6 /48 RPKI not found
2001:668:126::/48 IPv6 /48 not checked
2001:668:130::/48 IPv6 /48 not checked
2001:67c:1514::/48 IPv6 /48 RPKI valid
2001:680:16::/48 IPv6 /48 RPKI valid
2001:6f8:1903::/48 IPv6 /48 RPKI not found
2001:6f8:206::/48 IPv6 /48 RPKI not found
2600:1407:1c::/48 IPv6 /48 RPKI invalid
2620:131:2024::/48 IPv6 /48 RPKI invalid
2620:135:7003::/48 IPv6 /48 RPKI not found
2a00:16c8:10b::/48 IPv6 /48 RPKI not found
2a00:16c8:10c::/48 IPv6 /48 not checked
2a00:4b00:171::/48 IPv6 /48 RPKI not found
2a00:7580:16::/48 IPv6 /48 RPKI not found
2a04:e00:2::/48 IPv6 /48 not checked
2a05:a882:de10::/48 IPv6 /48 RPKI valid
2a06:1180:12bb::/48 IPv6 /48 RPKI valid
2a0a:2d04:9825::/48 IPv6 /48 RPKI valid
2a0c:7881:98dd::/48 IPv6 /48 RPKI valid
2a0e:15c0:1213::/48 IPv6 /48 RPKI not found
2a0f:7d00:32ba::/48 IPv6 /48 RPKI valid
2001:668:128:4000::/50 IPv6 /50 not checked
2001:668:128:8000::/50 IPv6 /50 not checked
2001:668:128::/50 IPv6 /50 not checked
2001:668:128:c000::/50 IPv6 /50 RPKI valid
2001:668:1f:fc23::/64 IPv6 /64 RPKI valid
2001:668:1f:fc31::/64 IPv6 /64 RPKI valid
2001:668:1f:fc32::/64 IPv6 /64 RPKI valid
2001:668:1f:fc33::/64 IPv6 /64 RPKI valid
2001:668:1f:fd24::/64 IPv6 /64 RPKI valid
2001:668:1f:ff77::/64 IPv6 /64 RPKI valid
2001:668:1f:ff80::/64 IPv6 /64 RPKI valid

No rows match “”.

Showing – of

Source:ripestat:announced-prefixes observed

331 of 1,962 announced prefixes, least specific first.

Internet Exchanges

Exchanges where this network has a listed peering LAN connection

Internet Exchange memberships listed for AS3257
Address families
DE-CIX Frankfurt: DE-CIX Frankfurt Peering LAN 100,000 Mbps IPv4 · IPv6
LINX LON1: Main 10,000 Mbps IPv4 · IPv6

No rows match “”.

Showing – of

Source:peeringdb retrieved

Exchange membership means the network has a listed connection; it does not prove peering with other members.

Observed adjacencies

Networks seen next to AS3257 in BGP paths by route collectors.

Source:ripestat:asn-neighbours observed

Observed upstreams

100 networks seen before AS3257 in AS paths

Observed upstreams
Families
AS9002 RETN-AS 90,910 1,172,868
v4 v6
AS1299 TWELVE99 110,490 978,546
v4 v6
AS3356 LEVEL3 98,420 970,445
v4 v6
AS12586 ASGHOSTNET 99,309 874,616
v4 v6
AS12779 ITGATE 33,868 730,775
v4 v6
AS2914 NTT-DATA-2914 52,763 712,622
v4 v6
AS6762 SEABONE-NET 66,012 645,329
v4 v6
AS174 COGENT-174 77,060 628,287
v4 v6
AS3320 DTAG 36,961 478,473
v4 v6
AS3491 PCCWG-APAC-HK 44,993 439,861
v4 v6
AS44901 belcloud 32,802 427,564
v4 v6
AS34549 MEER-AS 25,444 304,319
v4 v6
AS35625 EUROFIBER-FRANCE 25,689 268,325
v4 v6
AS6453 AS6453 25,627 241,978
v4 v6
AS24961 MYLOC-AS 24,054 241,197
v4 v6
AS25091 IP-Max 23,480 234,787
v4 v6
AS2497 IIJ 19,564 173,099
v4 v6
AS6461 ZAYO-6461 13,971 171,729
v4 v6
AS12956 TELXIUS 18,194 135,073
v4 v6
AS55720 GIGABIT-MY 17,186 132,124
v4 v6
AS1764 NEXTLAYER-AS 14,946 129,551
v4 v6
AS6939 HURRICANE 33,594 129,059
v6
AS2516 KDDI 14,285 125,206
v4 v6
AS6830 LibertyGlobal 13,460 123,707
v4 v6
AS36236 NETACTUATE 11,567 115,556
v4 v6
AS12389 ROSTELECOM-AS 13,433 93,526
v4 v6
AS7474 OPTUSCOM-AS01-AU 13,693 91,895
v4 v6
AS9121 TTNet 10,809 90,767
v4 v6
AS52320 52320 10,379 88,236
v4 v6
AS3303 SWISSCOM 10,778 80,514
v4 v6
AS62000 AS62000 8,611 77,694
v4 v6
AS41327 FIBERTELECOM-AS 7,567 67,979
v4 v6
AS5405 INTERDOTLINK 8,947 61,871
v4 v6
AS7195 7195 8,220 57,075
v4 v6
AS50629 LWLCOM 8,010 55,870
v4 v6
AS39392 SuperNetwork 4,646 55,749
v4 v6
AS33891 CORE-BACKBONE 6,584 55,077
v4 v6
AS13786 SEABORN 6,906 53,168
v4
AS4637 ASN-TELSTRA-GLOBAL 6,316 52,396
v4 v6
AS4230 ASN4230 5,665 42,165
v4 v6
AS5511 Opentransit 5,916 40,708
v4 v6
AS13237 LAMBDANET-AS 4,931 38,212
v4 v6
AS58453 CMI-INT-HK 2,602 37,567
v4 v6
AS60068 CDN77 2,293 36,726
v4 v6
AS30844 LIQUID-AS 3,658 32,255
v4 v6
AS9304 HUTCHISON-AS-AP 2,511 28,334
v4 v6
AS29208 QUANTCOM-AS 3,658 27,751
v4 v6
AS6204 ZET-NET 2,522 26,624
v4 v6
AS577 BACOM 2,895 22,708
v4 v6
AS37100 ORG-SL75-AFRINIC 3,161 20,776
v4 v6
AS1103 SURFNET-NL 2,556 17,816
v4 v6
AS23764 CTGNet 1,823 15,922
v4 v6
AS37468 ORG-AC4-AFRINIC 4,371 14,994
v4 v6
AS137409 GSLNETWORKS-AS-AP 1,452 10,912
v4 v6
AS17676 GIGAINFRA 2,245 10,602
v4 v6
AS701 UUNET 907 10,047
v4 v6
AS20473 AS-VULTR 2,433 9,909
v4 v6
AS52025 PARADOXNETWORKS-LIMITED 1,716 9,590
v4 v6
AS1273 CW 960 7,706
v4 v6
AS23520 LIBERTY-NETWORKS 797 7,465
v4 v6
AS7922 COMCAST-7922 895 5,493
v4 v6
AS29169 GANDI-AS 617 4,708
v4 v6
AS34984 TELLCOM-AS 839 4,533
v4 v6
AS42845 Bretagnetelecom 905 4,134
v4 v6
AS63213 ASTUTEHOSTING-VALUE 697 3,751
v4 v6
AS9009 M247 105 3,423
v4 v6
AS13194 BITE 496 2,875
v4 v6
AS51088 A2B 468 2,751
v4 v6
AS3216 SOVAM-AS 261 1,917
v4 v6
AS5580 GTT-ASIA 194 1,467
v4 v6
AS12735 ASTurkNet 160 1,460
v4 v6
AS17476 CHL-AS-AP 79 1,404
v4
AS16260 GTT-AUS 203 1,394
v4 v6
AS32097 WII 307 1,191
v4 v6
AS10099 UNICOM-Global 87 1,139
v4 v6
AS6205 HizliNet-Teknoloji 92 859
v4 v6
AS61049 EXASCALE 228 843
v4 v6
AS18779 EGIHOSTING 22 835
v4 v6
AS8966 Etisalat-AS 96 644
v4 v6
AS25369 BANDWIDTH-AS 89 608
v4 v6
AS49127 ASIMO-AS 188 600
v4 v6
AS63927 RISE-HK 137 504
v4 v6
AS39120 CONVERGENZE-AS 90 459
v4 v6
AS26042 FIBERSTATE 68 415
v4 v6
AS6768 EUROTEL-AS 117 376
v4 v6
AS12400 PARTNER-AS 2 287
v4
AS23470 RELIABLESITE 35 265
v4 v6
AS399486 VIRTUO 48 234
v4 v6
AS22742 CT-EDU-NET 42 223
v4 v6
AS32217 GPIEX 26 163
v4
AS15412 FLAG-AS 109 139
v4
AS9038 BAT-AS9038 36 137
v4 v6
AS60798 ASSERVEREASY 15 110
v4 v6
AS7713 telkomnet-as-ap 28 93
v4
AS40028 AS40028 19 93
v4 v6
AS8582 GTT-AS 9 80
v4 v6
AS54527 ASTUTEHOSTING 10 70
v4 v6
AS25198 ZetServers 43 62
v4
AS48452 TRAFFIC-NET 18 42
v4
AS38930 FIBERRING 18 41
v4 v6

No rows match “”.

Showing – of

Observed downstreams

100 networks seen after AS3257 in AS paths

Observed downstreams
Families
AS3356 LEVEL3 81,252 740,014
v4 v6
AS8452 TE-AS 9,411 531,213
v4 v6
AS7155 VIASAT-SP-BACKBONE 378 427,812
v4 v6
AS22773 ASN-CXA-ALL-CCI-22773-RDC 20,150 427,688
v4 v6
AS174 COGENT-174 40,871 414,453
v4 v6
AS1299 TWELVE99 34,841 365,002
v4 v6
AS6453 AS6453 30,795 307,463
v4 v6
AS4134 CHINANET-BACKBONE 4,939 280,398
v4 v6
AS34984 TELLCOM-AS 29,215 279,702
v4 v6
AS55410 VIL-AS-AP 21,049 237,614
v4 v6
AS58453 CMI-INT-HK 3,132 221,174
v4 v6
AS6762 SEABONE-NET 18,902 190,142
v4 v6
AS16509 AMAZON-02 1,649 178,832
v4 v6
AS30036 MEDIACOM-ENTERPRISE-BUSINESS 1,443 175,079
v4 v6
AS12956 TELXIUS 14,121 169,274
v4 v6
AS7474 OPTUSCOM-AS01-AU 24,096 159,152
v4 v6
AS20473 AS-VULTR 25,882 148,034
v4 v6
AS7029 WINDSTREAM 6,416 147,612
v4 v6
AS3491 PCCWG-APAC-HK 14,222 131,115
v4 v6
AS38195 SUPERLOOP-AS-AP 19,015 127,774
v4 v6
AS60068 CDN77 8,187 119,974
v4 v6
AS32098 TRANSTELCO-INC 12,232 112,094
v4 v6
AS40676 AS40676 10,438 109,776
v4 v6
AS62240 Clouvider 1,861 109,728
v4 v6
AS7018 ATT-INTERNET4 15,362 107,369
v4 v6
AS701 UUNET 9,825 106,245
v4 v6
AS9009 M247 3,506 104,302
v4 v6
AS7459 GRANDECOM-AS1 2,729 102,833
v4 v6
AS49666 TIC-GW-AS 21,555 102,666
v4 v6
AS11404 AS-WAVE-1 4,050 98,570
v4 v6
AS14080 14080 2,776 95,481
v4 v6
AS63023 AS-GLOBALTELEHOST 3,465 94,153
v4 v6
AS6327 SHAW 7,405 92,899
v4 v6
AS6205 HizliNet-Teknoloji 10,255 91,390
v4 v6
AS23520 LIBERTY-NETWORKS 9,500 85,907
v4 v6
AS30058 FDCSERVERS 3,697 84,190
v4 v6
AS18779 EGIHOSTING 1,181 83,520
v4 v6
AS4637 ASN-TELSTRA-GLOBAL 10,022 82,805
v4 v6
AS55286 SERVER-MANIA 1,351 82,590
v4 v6
AS13335 CLOUDFLARENET 3,463 82,218
v4 v6
AS23487 23487 10,865 79,220
v4 v6
AS13649 ASN-FLEXENTIAL 12,521 78,826
v4 v6
AS15830 Equinix 22,984 77,845
v4 v6
AS963 N963-AS-AP 528 77,062
v4 v6
AS577 BACOM 4,320 76,834
v4 v6
AS12389 ROSTELECOM-AS 7,233 76,690
v4 v6
AS12586 ASGHOSTNET 1,372 75,574
v4 v6
AS5511 Opentransit 5,175 73,684
v4 v6
AS20940 AKAMAI-ASN1 1,271 73,465
v4 v6
AS6079 RCN-AS 2,043 72,739
v4 v6
AS31898 ORACLE-BMC-31898 1,171 71,001
v4 v6
AS5065 BUNNY-COMMUNICATIONS-GLOBAL 903 69,120
v4
AS15924 BORUSANTELEKOM-AS 13,512 68,444
v4 v6
AS20115 CHARTER-20115 11,799 68,196
v4 v6
AS33576 DIG001 6,631 65,264
v4 v6
AS9002 RETN-AS 8,285 64,075
v4 v6
AS9121 TTNet 5,887 61,485
v4 v6
AS7922 COMCAST-7922 6,376 57,864
v4 v6
AS7843 TWC-7843-BB 5,662 56,783
v4 v6
AS46844 SHARKTECH 886 55,907
v4 v6
AS6461 ZAYO-6461 12,296 55,217
v4 v6
AS37468 ORG-AC4-AFRINIC 15,837 54,343
v4 v6
AS30844 LIQUID-AS 8,043 53,981
v4 v6
AS12735 ASTurkNet 4,508 53,196
v4 v6
AS4837 CHINA169-Backbone 1,049 53,169
v4 v6
AS137409 GSLNETWORKS-AS-AP 6,877 53,046
v4 v6
AS396998 PATH-NETWORK 11,039 49,758
v4 v6
AS54103 MODMC-54103-AS 433 49,730
v4 v6
AS14593 SPACEX-STARLINK 852 48,749
v4 v6
AS2914 NTT-DATA-2914 5,265 48,692
v4 v6
AS58212 DATAFOREST 6,296 47,390
v4 v6
AS55943 ONATI-AS-AP 1,674 47,217
v4 v6
AS1273 CW 5,409 47,065
v4 v6
AS7195 7195 12,779 46,902
v4 v6
AS29802 HVC-AS 1,907 45,967
v4 v6
AS8903 AS8903 7,178 45,632
v4 v6
AS8151 8151 2,350 44,654
v4 v6
AS23352 SERVERCENTRAL 4,262 44,532
v4 v6
AS17476 CHL-AS-AP 4,584 44,501
v4
AS36352 AS-COLOCROSSING 2,887 44,083
v4 v6
AS36884 ORG-MC5-AFRINIC 2,512 42,645
v4 v6
AS2516 KDDI 3,474 41,372
v4 v6
AS28917 Fiord-AS 8,612 41,330
v4 v6
AS400282 UPX 7,482 40,732
v4 v6
AS49915 MEGAPORT 8,266 40,627
v4 v6
AS2609 TN-BB-AS 2,376 39,102
v4 v6
AS7979 SERVERS-COM 662 37,316
v4 v6
AS21859 ZEN-ECN 3,679 36,443
v4 v6
AS4230 ASN4230 5,975 36,232
v4 v6
AS9269 HKBN-AS-AP 1,190 35,513
v4 v6
AS40065 CNSERVERS 1,165 35,251
v4
AS39855 MOD-EU 463 34,954
v4 v6
AS16504 GRANITE 2,279 34,532
v4 v6
AS36236 NETACTUATE 5,230 34,018
v4 v6
AS852 ASN852 3,913 33,970
v4 v6
AS9498 BBIL-AP 6,638 33,927
v4 v6
AS23314 ORLANDOTELCO 2,501 33,861
v4 v6
AS855 CANET-ASN-4 854 33,754
v4 v6
AS46562 PERFORMIVE 1,461 33,285
v4 v6
AS19551 INCAPSULA 2,044 32,413
v4 v6

No rows match “”.

Showing – of

Uncertain adjacencies

100 adjacencies that may be an artefact of collector peering

Uncertain adjacencies
Families
AS28917 Fiord-AS 56,111 698,346
v4 v6
AS21700 NEPTUNE-NETWORKS 46,410 451,781
v4 v6
AS8426 CLARANET-AS 44,320 411,430
v4 v6
AS50300 CUSTDC 32,201 310,604
v4 v6
AS29680 VOZTELECOM 36,007 303,841
v4 v6
AS852 ASN852 32,427 301,885
v4 v6
AS199524 GCORE 17,801 296,585
v4 v6
AS6667 EUNET-FINLAND 20,200 209,230
v4 v6
AS200612 GulfBridgeInternational 19,074 172,929
v4 v6
AS3399 OBE-NET 17,499 152,404
v4 v6
AS5394 Unidata 13,920 109,643
v4 v6
AS40994 Alwyzon 11,675 99,376
v4 v6
AS835 GOCODEIT-EDGE 11,545 89,880
v4 v6
AS20912 ASN-PANSERVICE 7,999 76,869
v4 v6
AS48237 MOBILY-AS 9,035 70,658
v4
AS25220 GLOBALNOC-AS 7,707 69,695
v4 v6
AS22652 FIBRENOIRE-INTERNET 6,971 54,484
v4 v6
AS61573 ASN61573 6,636 51,634
v4 v6
AS62167 Tismi 5,349 50,754
v4 v6
AS9498 BBIL-AP 5,990 42,723
v4 v6
AS37721 ORG-VTS1-AFRINIC 3,822 33,594
v4 v6
AS7018 ATT-INTERNET4 3,959 26,973
v4 v6
AS4134 CHINANET-BACKBONE 500 26,260
v4 v6
AS16509 AMAZON-02 158 17,020
v4 v6
AS32098 TRANSTELCO-INC 449 10,229
v4 v6
AS13335 CLOUDFLARENET 1,034 9,018
v4 v6
AS22773 ASN-CXA-ALL-CCI-22773-RDC 534 7,827
v4 v6
AS7018 ATT-INTERNET4 1,010 6,994
v4 v6
AS4837 CHINA169-Backbone 89 6,413
v4 v6
AS6327 SHAW 326 6,203
v4 v6
AS8452 TE-AS 480 5,975
v4 v6
AS20940 AKAMAI-ASN1 18 5,763
v4 v6
AS15169 GOOGLE 20 5,435
v4 v6
AS7029 WINDSTREAM 447 5,372
v4 v6
AS7843 TWC-7843-BB 730 5,069
v4 v6
AS55410 VIL-AS-AP 424 4,771
v4 v6
AS4766 KIXS-AS-KR-KR 333 4,502
v4 v6
AS6079 RCN-AS 147 4,246
v4 v6
AS7155 VIASAT-SP-BACKBONE 5 4,199
v4 v6
AS28917 Fiord-AS 852 4,013
v4 v6
AS20115 CHARTER-20115 575 3,814
v4 v6
AS30036 MEDIACOM-ENTERPRISE-BUSINESS 39 3,610
v4 v6
AS52468 52468 510 3,150
v4 v6
AS38195 SUPERLOOP-AS-AP 561 3,057
v4 v6
AS23947 MORATELINDONAP-AS-ID 496 2,986
v4 v6
AS11404 AS-WAVE-1 216 2,956
v4 v6
AS264409 ASN264409 808 2,841
v4 v6
AS29119 SERVIHOSTING-AS 316 2,834
v4 v6
AS29049 Delta-Telecom-AS 395 2,744
v4
AS15924 BORUSANTELEKOM-AS 256 2,623
v4 v6
AS11664 11664 132 2,597
v4 v6
AS62240 Clouvider 34 2,509
v4 v6
AS15830 Equinix 607 2,483
v4 v6
AS48237 MOBILY-AS 124 2,319
v4 v6
AS31898 ORACLE-BMC-31898 25 2,082
v4 v6
AS37271 ORG-WCL1-AFRINIC 263 2,065
v4 v6
AS35297 DATALINE-AS 318 2,043
v4 v6
AS49709 VIDEOBYTE 6 1,944
v4
AS63023 AS-GLOBALTELEHOST 56 1,916
v4 v6
AS36352 AS-COLOCROSSING 55 1,864
v4 v6
AS9269 HKBN-AS-AP 119 1,716
v4 v6
AS8781 QA-ISP 54 1,702
v4 v6
AS57344 TELEHOUSE-AS 227 1,633
v4 v6
AS7459 GRANDECOM-AS1 68 1,615
v4 v6
AS8551 BEZEQ-INTERNATIONAL-AS 216 1,603
v4 v6
AS812 ROGERS-COMMUNICATIONS 214 1,512
v4 v6
AS29802 HVC-AS 70 1,510
v4 v6
AS852 ASN852 200 1,483
v4 v6
AS19551 INCAPSULA 67 1,406
v4 v6
AS14080 14080 20 1,213
v4 v6
AS7979 SERVERS-COM 11 1,204
v4 v6
AS5400 BT 166 1,201
v4 v6
AS702 UUNET 165 1,148
v4 v6
AS30058 FDCSERVERS 48 1,140
v4 v6
AS8151 8151 41 1,124
v4 v6
AS3255 UARNET-AS 262 1,100
v4 v6
AS13536 FLASN-13536 238 1,086
v4 v6
AS4229 ZEN-NET 92 1,024
v4 v6
AS13649 ASN-FLEXENTIAL 173 1,014
v4 v6
AS14593 SPACEX-STARLINK 13 990
v4 v6
AS855 CANET-ASN-4 39 981
v4 v6
AS9050 RTD 189 949
v4
AS40676 AS40676 91 947
v4 v6
AS200612 GulfBridgeInternational 130 930
v4 v6
AS23487 23487 168 922
v4 v6
AS21497 UMC-AS 152 868
v4 v6
AS58389 SDI-NAP-AS-ID 227 866
v4 v6
AS21859 ZEN-ECN 64 847
v4 v6
AS50607 EPIX-KTW-GlobalMix 292 820
v4
AS4213 EVOCATIVE-GLOBAL 35 820
v4 v6
AS49666 TIC-GW-AS 157 811
v4 v6
AS58807 CMI-INT-AS 30 781
v4 v6
AS27563 SEGRA-UNITY 49 780
v4 v6
AS20055 AS-WHOLESAIL 193 773
v4 v6
AS199524 GCORE 88 748
v4 v6
AS49915 MEGAPORT 150 743
v4 v6
AS57043 HOSTKEY-AS 29 740
v4 v6
AS17378 AS17378 127 731
v4 v6
AS3399 OBE-NET 128 698
v4 v6
AS6667 EUNET-FINLAND 162 691
v4 v6

No rows match “”.

Showing – of

Note:
These are observed adjacencies derived from BGP path data, not confirmed commercial relationships. A network appearing before another in an AS path does not establish that it is a paying transit customer, a settlement free peer, or anything else contractual. Adjacencies marked uncertain were seen only as direct peers of a route collector, so the collector's own peering may have created them.