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AS4230

ASN4230

CLARO S.A.

Registry

Authoritative registration data

AS number
4230
Name
ASN4230
Organisation
CLARO S.A.
Country
Flag of Brazil BR Brazil
RIR
—
Registered
Source:asn:rdap retrieved

IPv4 prefixes

81

IPv6 prefixes

6

Total announced

87

Announced prefixes

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

Prefixes announced by AS4230
191.56.0.0/14 IPv4 /14 not checked
191.60.0.0/14 IPv4 /14 RPKI not found
191.38.0.0/15 IPv4 /15 RPKI not found
179.68.0.0/16 IPv4 /16 RPKI not found
187.28.0.0/16 IPv4 /16 RPKI valid
187.29.0.0/16 IPv4 /16 not checked
187.30.0.0/16 IPv4 /16 not checked
187.43.0.0/16 IPv4 /16 not checked
189.16.0.0/16 IPv4 /16 RPKI valid
189.17.0.0/16 IPv4 /16 not checked
189.2.0.0/16 IPv4 /16 RPKI valid
189.22.0.0/16 IPv4 /16 not checked
189.23.0.0/16 IPv4 /16 not checked
189.3.0.0/16 IPv4 /16 RPKI valid
189.42.0.0/16 IPv4 /16 RPKI valid
189.43.0.0/16 IPv4 /16 not checked
189.52.0.0/16 IPv4 /16 not checked
189.53.0.0/16 IPv4 /16 RPKI valid
189.86.0.0/16 IPv4 /16 RPKI valid
189.87.0.0/16 IPv4 /16 not checked
189.88.0.0/16 IPv4 /16 RPKI valid
200.166.0.0/16 IPv4 /16 not checked
200.167.0.0/16 IPv4 /16 not checked
200.172.0.0/16 IPv4 /16 not checked
200.173.0.0/16 IPv4 /16 RPKI not found
200.174.0.0/16 IPv4 /16 not checked
200.178.0.0/16 IPv4 /16 RPKI valid
200.179.0.0/16 IPv4 /16 not checked
200.182.0.0/16 IPv4 /16 RPKI valid
200.183.0.0/16 IPv4 /16 RPKI valid
200.190.0.0/16 IPv4 /16 not checked
200.191.0.0/16 IPv4 /16 RPKI valid
200.208.0.0/16 IPv4 /16 RPKI valid
200.209.0.0/16 IPv4 /16 RPKI valid
200.210.0.0/16 IPv4 /16 RPKI valid
200.211.0.0/16 IPv4 /16 RPKI valid
200.212.0.0/16 IPv4 /16 not checked
200.213.0.0/16 IPv4 /16 RPKI valid
200.214.0.0/16 IPv4 /16 not checked
200.227.0.0/16 IPv4 /16 RPKI valid
200.228.0.0/16 IPv4 /16 not checked
200.230.0.0/16 IPv4 /16 RPKI valid
200.231.0.0/16 IPv4 /16 not checked
200.241.0.0/16 IPv4 /16 RPKI valid
200.242.0.0/16 IPv4 /16 RPKI valid
200.243.0.0/16 IPv4 /16 RPKI valid
200.244.0.0/16 IPv4 /16 RPKI valid
200.245.0.0/16 IPv4 /16 not checked
200.246.0.0/16 IPv4 /16 not checked
200.247.0.0/16 IPv4 /16 not checked
200.248.0.0/16 IPv4 /16 RPKI valid
200.249.0.0/16 IPv4 /16 not checked
200.250.0.0/16 IPv4 /16 RPKI valid
200.251.0.0/16 IPv4 /16 RPKI valid
200.252.0.0/16 IPv4 /16 not checked
200.253.0.0/16 IPv4 /16 RPKI valid
200.254.0.0/16 IPv4 /16 not checked
200.255.0.0/16 IPv4 /16 RPKI valid
201.30.0.0/16 IPv4 /16 RPKI valid
201.31.0.0/16 IPv4 /16 not checked
201.38.0.0/16 IPv4 /16 RPKI valid
201.39.0.0/16 IPv4 /16 RPKI valid
201.44.0.0/16 IPv4 /16 not checked
201.45.0.0/16 IPv4 /16 not checked
201.56.0.0/16 IPv4 /16 RPKI valid
201.57.0.0/16 IPv4 /16 not checked
201.64.0.0/16 IPv4 /16 not checked
201.65.0.0/16 IPv4 /16 RPKI valid
201.72.0.0/16 IPv4 /16 RPKI valid
201.73.0.0/16 IPv4 /16 not checked
201.90.0.0/16 IPv4 /16 RPKI valid
200.139.192.0/18 IPv4 /18 not checked
200.192.0.0/18 IPv4 /18 not checked
179.237.0.0/20 IPv4 /20 not checked
186.249.160.0/20 IPv4 /20 not checked
189.51.176.0/20 IPv4 /20 not checked
179.237.16.0/21 IPv4 /21 RPKI valid
189.51.176.0/21 IPv4 /21 not checked
189.51.184.0/21 IPv4 /21 not checked
179.237.24.0/23 IPv4 /23 not checked
200.10.159.0/24 IPv4 /24 RPKI valid
2804:1388::/30 IPv6 /30 RPKI valid
2804:a8::/32 IPv6 /32 RPKI valid
2600:1419:19::/48 IPv6 /48 not checked
2600:1419:4c00::/48 IPv6 /48 not checked
2600:1419:5c00::/48 IPv6 /48 not checked
2600:1419:8000::/48 IPv6 /48 RPKI valid

No rows match “”.

Showing – of

Source:ripestat:announced-prefixes observed

Internet Exchanges

Exchanges where this network has a listed peering LAN connection

Internet Exchange memberships listed for AS4230
Address families
AMS-IX 20,000 Mbps IPv4 · IPv6
DE-CIX Dallas: DE-CIX Dallas Peering LAN 50,000 Mbps IPv4 · IPv6
DE-CIX Frankfurt: DE-CIX Frankfurt Peering LAN 60,000 Mbps IPv4 · IPv6
DE-CIX Madrid: DE-CIX Madrid Peering LAN 60,000 Mbps IPv4 · IPv6
DE-CIX New York: DE-CIX New York Peering LAN 40,000 Mbps IPv4 · IPv6
Digital Realty Atlanta 100,000 Mbps IPv4 · IPv6
Digital Realty New York 20,000 Mbps IPv4 · IPv6
Equinix Ashburn 100,000 Mbps IPv4 · IPv6
Equinix Miami 30,000 Mbps IPv4 · IPv6
FL-IX 100,000 Mbps IPv4 · IPv6
NYIIX New York 100,000 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 AS4230 in BGP paths by route collectors.

Source:ripestat:asn-neighbours observed

Observed upstreams

100 networks seen before AS4230 in AS paths

Observed upstreams
Families
AS1299 TWELVE99 26,109 174,606
v4 v6
AS6939 HURRICANE 13,288 133,809
v4 v6
AS3356 LEVEL3 12,629 115,359
v4 v6
AS6762 SEABONE-NET 12,538 88,663
v4 v6
AS174 COGENT-174 9,352 82,652
v4 v6
AS1031 PEER1-1031 11,223 66,520
v4 v6
AS35280 F5 8,161 62,687
v4 v6
AS24482 SGGS-AS-AP 1,565 62,417
v4 v6
AS9002 RETN-AS 6,555 51,315
v4 v6
AS6453 AS6453 8,518 46,266
v4 v6
AS3257 GTT-BACKBONE 7,489 44,888
v4 v6
AS37468 ORG-AC4-AFRINIC 3,202 26,116
v4 v6
AS48362 TKSWF-AS 2,054 25,954
v4 v6
AS25091 IP-Max 1,838 24,014
v4 v6
AS34019 HIVANE 2,676 23,787
v4 v6
AS12779 ITGATE 1,191 21,201
v4 v6
AS8758 IWAY 2,334 21,092
v4 v6
AS5405 INTERDOTLINK 2,893 19,837
v4 v6
AS34549 MEER-AS 3,557 19,540
v4 v6
AS47147 AS-ANX 1,884 18,862
v4 v6
AS60068 CDN77 1,723 16,577
v4 v6
AS35625 EUROFIBER-FRANCE 2,286 14,676
v4 v6
AS6797 GLOBALCONNECT-NET 1,267 14,668
v4 v6
AS8218 NEO-ASN 572 14,388
v6
AS29691 NINE 2,044 12,715
v4 v6
AS8298 IPNG 2,533 12,585
v4 v6
AS20764 RASCOM-AS 1,964 12,394
v4 v6
AS34177 CELESTE-AS 2,226 11,304
v4 v6
AS7195 7195 127 10,088
v4 v6
AS6057 6057 964 9,858
v4 v6
AS1836 GREEN 1,111 9,754
v4 v6
AS3214 XTOM 1,443 9,264
v4 v6
AS41327 FIBERTELECOM-AS 1,476 8,671
v4 v6
AS24961 MYLOC-AS 1,897 8,485
v4 v6
AS3303 SWISSCOM 1,244 8,463
v4 v6
AS29632 NASSIST-AS 1,456 8,090
v6
AS29075 IELO 1,581 7,887
v4 v6
AS4455 BSO 1,298 7,363
v4 v6
AS28716 RETELIT-AS 1,156 6,797
v4 v6
AS39351 ESAB-AS 1,171 6,711
v4 v6
AS12577 MMC-AT-AS 1,003 6,409
v4 v6
AS2516 KDDI 1,507 6,175
v4 v6
AS6695 DECIX-AS 949 6,168
v4 v6
AS971 PUREVOLTAGE 1,518 6,032
v4
AS1764 NEXTLAYER-AS 783 5,535
v4 v6
AS1103 SURFNET-NL 844 5,468
v4 v6
AS212024 RISSON 765 5,448
v4 v6
AS7738 ASN7738 387 5,047
v4 v6
AS60171 AFRIX-AS 672 4,830
v4 v6
AS15958 CETIN_doo_AS 995 4,247
v4
AS20485 TRANSTELECOM 1,008 4,162
v4
AS64126 64126 874 4,114
v4
AS701 UUNET 717 3,676
v4 v6
AS37100 ORG-SL75-AFRINIC 731 3,359
v4
AS1267 ASN-WINDTRE 573 3,191
v4
AS6663 TTI-NET 618 2,869
v4 v6
AS30781 JAGUAR-AS 438 2,681
v6
AS39249 KICUA-AS 393 2,593
v6
AS29208 QUANTCOM-AS 463 2,538
v4 v6
AS24889 MONZOON-AS 311 2,397
v4 v6
AS22356 ASN22356 166 2,284
v4 v6
AS10429 ASN10429 106 2,004
v4
AS262287 ASN262287 50 1,531
v4 v6
AS33891 CORE-BACKBONE 255 1,403
v4 v6
AS6204 ZET-NET 149 452
v4
AS7713 telkomnet-as-ap 176 450
v4
AS9009 M247 47 345
v4
AS61568 ASN61568 1 202
v4
AS286 KPN 8 157
v4 v6
AS37497 ORG-NPL3-AFRINIC 2 156
v4
AS8447 A1TELEKOM-AT 71 149
v4
AS205103 TELEGRAPH-AS 65 144
v4 v6
AS30844 LIQUID-AS 2 80
v4
AS20766 GITOYEN-MAIN-AS 1 78
v4
AS50673 Serverius-as 1 78
v4
AS56655 GIGAHOST 1 78
v4
AS268624 ASN268624 20 55
v4 v6
AS264344 ASN264344 18 42
v4 v6
AS16735 ASN16735 21 36
v4 v6
AS15576 NTS 1 33
v4
AS26615 ASN26615 21 29
v4
AS17557 PKTELECOM-AS-PK 17 28
v4
AS15802 DU-AS1 2 17
v4
AS272713 ASN272713 9 13
v4 v6
AS64049 RJIPL-SG 3 12
v4
AS8359 MTS 6 10
v6
AS39686 AS-EUROFIBER 6 10
v4 v6
AS14840 ASN14840 2 10
v4
AS58453 CMI-INT-HK 2 9
v4
AS39120 CONVERGENZE-AS 3 7
v4 v6
AS7162 ASN7162 3 6
v4
AS48200 OPTEAMAX-AS 2 6
v4
AS6910 DIGI-BORDER 1 6
v6
AS50629 LWLCOM 1 6
v6
AS15704 AS15704 3 3
v4
AS8966 Etisalat-AS 1 2
v4
AS20562 OPEN-PEERING-AS 1 2
v4
AS32097 WII 1 2
v4
AS44066 DE-FIRSTCOLO 1 2
v4
AS137409 GSLNETWORKS-AS-AP 1 2
v4

No rows match “”.

Showing – of

Observed downstreams

100 networks seen after AS4230 in AS paths

Observed downstreams
Families
AS28573 ASN28573 1,261 850,889
v4 v6
AS1299 TWELVE99 16,036 136,884
v4 v6
AS6453 AS6453 9,624 100,301
v4 v6
AS174 COGENT-174 12,518 97,632
v4 v6
AS52925 ASN52925 14,876 55,898
v4 v6
AS266583 ASN266583 18,190 51,484
v4 v6
AS37468 ORG-AC4-AFRINIC 12,487 44,376
v4 v6
AS264984 ASN264984 8,831 39,893
v4 v6
AS3257 GTT-BACKBONE 4,151 33,509
v4 v6
AS4837 CHINA169-Backbone 364 23,584
v4 v6
AS266445 ASN266445 7,745 23,425
v4 v6
AS12479 UNI2-AS 150 23,179
v4 v6
AS28283 ASN28283 6,319 22,944
v4 v6
AS4134 CHINANET-BACKBONE 352 20,638
v4 v6
AS266520 ASN266520 5,614 19,389
v4 v6
AS6762 SEABONE-NET 1,519 18,593
v4 v6
AS6939 HURRICANE 2,926 18,532
v4 v6
AS264221 ASN264221 4,856 17,542
v4 v6
AS270867 ASN270867 5,405 17,214
v4 v6
AS46090 AMX 30 15,154
v4 v6
AS61884 ASN61884 2,830 12,305
v4 v6
AS266475 ASN266475 1,447 12,126
v4 v6
AS16509 AMAZON-02 189 11,474
v4 v6
AS52626 ASN52626 2,828 11,183
v4 v6
AS267587 ASN267587 2,521 11,106
v4 v6
AS264344 ASN264344 3,901 10,713
v4 v6
AS263474 ASN263474 1,937 10,496
v4 v6
AS270966 ASN270966 2,813 10,321
v4 v6
AS701 UUNET 1,434 10,293
v4 v6
AS7713 telkomnet-as-ap 991 10,101
v4 v6
AS52657 ASN52657 1,667 9,983
v4 v6
AS61745 ASN61745 1,936 9,927
v4 v6
AS23106 ASN23106 2,053 9,659
v4 v6
AS52579 ASN52579 1,561 9,555
v4 v6
AS9002 RETN-AS 1,342 8,993
v4 v6
AS26615 ASN26615 350 8,807
v4 v6
AS54253 ORCL-CHICAGO-PP 315 8,806
v4 v6
AS263452 ASN263452 582 8,277
v4
AS52771 ASN52771 1,258 8,022
v4 v6
AS20485 TRANSTELECOM 1,621 7,644
v4 v6
AS263661 ASN263661 3,403 7,409
v4 v6
AS267242 ASN267242 599 6,951
v4 v6
AS9318 SKB-AS-KR 475 6,944
v4 v6
AS27652 ASN27652 233 6,944
v4
AS264289 ASN264289 1,959 6,870
v4 v6
AS3356 LEVEL3 780 6,808
v4 v6
AS274765 ASN274765 943 6,804
v4 v6
AS52956 ASN52956 258 6,721
v4 v6
AS263263 ASN263263 615 6,455
v4 v6
AS52654 ASN52654 1,519 6,382
v4 v6
AS267629 ASN267629 1,410 6,373
v4 v6
AS31133 MF-MGSM-AS 589 6,264
v4
AS263434 ASN263434 2,388 6,262
v4 v6
AS22085 ASN22085 437 6,187
v4 v6
AS32098 TRANSTELCO-INC 330 5,650
v4 v6
AS61588 ASN61588 1,114 5,565
v4 v6
AS4651 NTPCL-AS-AP 212 5,554
v4 v6
AS16685 ASN16685 860 5,500
v4 v6
AS269180 ASN269180 1,075 5,129
v4 v6
AS264899 ASN264899 1,826 4,927
v4 v6
AS10429 ASN10429 410 4,924
v4 v6
AS264159 ASN264159 1,656 4,904
v4 v6
AS264509 ASN264509 948 4,886
v4 v6
AS268707 ASN268707 1,867 4,877
v4 v6
AS274839 ASN274839 1,485 4,719
v4 v6
AS57304 RETNRU-AS 919 4,678
v4 v6
AS45430 SBN-AWN-IIG-AS-AP 262 4,632
v4
AS262813 ASN262813 463 4,499
v4 v6
AS28581 ASN28581 433 4,460
v4
AS28332 ASN28332 220 4,454
v4
AS270716 ASN270716 1,011 4,443
v4 v6
AS23002 ASN23002 747 4,428
v4 v6
AS267396 ASN267396 983 4,389
v4 v6
AS263165 ASN263165 1,043 4,321
v4 v6
AS28151 ASN28151 266 4,300
v4
AS271578 ASN271578 1,498 4,280
v4 v6
AS269354 ASN269354 978 4,117
v4 v6
AS3786 LGDACOM-KR 54 4,112
v4
AS28624 ASN28624 1,009 4,110
v4 v6
AS264565 ASN264565 1,291 4,050
v4 v6
AS270637 ASN270637 303 3,857
v4 v6
AS269634 ASN269634 261 3,662
v4 v6
AS28662 ASN28662 261 3,646
v4
AS262426 ASN262426 593 3,588
v4 v6
AS272713 ASN272713 478 3,562
v4 v6
AS271140 ASN271140 342 3,422
v4 v6
AS28159 ASN28159 437 3,381
v4
AS20116 ASN20116 286 3,373
v4
AS52468 52468 496 3,338
v4 v6
AS28291 ASN28291 228 3,335
v4
AS269527 ASN269527 1,059 3,275
v4 v6
AS270384 ASN270384 963 3,245
v4 v6
AS262611 ASN262611 318 3,207
v4 v6
AS64049 RJIPL-SG 212 3,197
v4 v6
AS28631 ASN28631 228 3,193
v4 v6
AS266355 ASN266355 282 3,006
v4 v6
AS37271 ORG-WCL1-AFRINIC 373 2,948
v4 v6
AS20044 ASN20044 182 2,809
v4 v6
AS61678 ASN61678 932 2,807
v4 v6
AS262456 ASN262456 659 2,807
v4 v6

No rows match “”.

Showing – of

Uncertain adjacencies

100 adjacencies that may be an artefact of collector peering

Uncertain adjacencies
Families
AS28634 ASN28634 70,049 617,910
v4
AS28624 ASN28624 10,334 104,262
v4 v6
AS199524 GCORE 1,516 29,185
v4 v6
AS15547 NETPLUS 926 14,458
v4 v6
AS51184 FONIRA 1,073 13,306
v4 v6
AS19151 BBO-1 1,027 13,162
v4 v6
AS47692 NESSUS 1,058 13,158
v4 v6
AS14907 WIKIMEDIA 1,749 9,430
v4 v6
AS35710 WEBERCLOUD 1,078 9,002
v4
AS35360 GARGUNET 1,375 7,705
v4 v6
AS58299 OPENFACTORY-AS 1,373 7,704
v4 v6
AS553 BELWUE 1,350 7,624
v4 v6
AS34927 iFog-GmbH 1,340 7,578
v4 v6
AS58057 SECUREBIT 1,336 7,578
v4 v6
AS22652 FIBRENOIRE-INTERNET 1,290 7,541
v4 v6
AS29140 HOSTSERVER-AS 1,237 7,323
v4 v6
AS31510 IKB-AS 1,249 7,313
v4 v6
AS44901 belcloud 1,240 7,117
v4 v6
AS210937 Showfom 1,225 7,116
v4 v6
AS213151 CHRISELSEN 1,206 6,932
v4 v6
AS198385 AlpineDC 1,203 6,903
v4 v6
AS25220 GLOBALNOC-AS 1,185 6,899
v4 v6
AS64475 FREIFUNK-FRANKFURT 1,161 6,873
v4 v6
AS3212 TELEMACH 1,185 6,821
v4 v6
AS20932 SIG-ST 1,104 6,815
v4 v6
AS209823 ENKI-AS 1,186 6,718
v4 v6
AS45489 SLT-GLOBAL 1,062 6,567
v4 v6
AS49544 i3Dnet 990 6,509
v4 v6
AS8888 XTOM 1,012 6,487
v4 v6
AS37721 ORG-VTS1-AFRINIC 1,039 6,378
v4 v6
AS20080 AMPATH 884 6,245
v4 v6
AS56987 AS-ABACLOUDA 951 6,122
v4 v6
AS28917 Fiord-AS 610 5,972
v4 v6
AS198150 SIACOM-AS 930 5,905
v4 v6
AS17639 CONVERGE-AS 876 5,829
v4 v6
AS48919 UA-CITY-AS 844 5,743
v4 v6
AS559 Switch 1,231 5,617
v4 v6
AS36236 NETACTUATE 638 5,128
v4 v6
AS8529 OMANTEL-AS 643 5,003
v4 v6
AS21412 CGATES-AS 1,080 4,504
v4 v6
AS142271 DOUBLESQUARE-AS-AP 1,071 4,489
v4
AS61573 ASN61573 657 4,430
v4 v6
AS206356 Freifunk-Essen 1,042 4,402
v4
AS13237 LAMBDANET-AS 1,022 4,338
v4
AS263237 263237 411 4,328
v4 v6
AS57777 MASSAR 412 4,286
v4 v6
AS205112 PHILUNET 1,035 4,275
v4
AS18106 VIEWQWEST-SG-AP 850 3,764
v4 v6
AS198249 OPSONE 692 3,204
v6
AS35598 INETCOM 649 3,110
v4
AS56662 EUTPNET 643 3,091
v6
AS28573 ASN28573 3 2,937
v4 v6
AS213241 TECHIT 521 2,872
v6
AS51185 MAINSTREAMING-AS 482 2,855
v4 v6
AS263152 ASN263152 364 1,957
v4
AS264479 ASN264479 509 1,556
v4 v6
AS52925 ASN52925 113 395
v4 v6
AS266583 ASN266583 80 222
v4 v6
AS266445 ASN266445 91 216
v4 v6
AS264984 ASN264984 42 186
v4 v6
AS266520 ASN266520 33 100
v4 v6
AS267587 ASN267587 21 97
v4 v6
AS680 DFN 1 84
v4 v6
AS3333 RIPE-NCC-AS 1 84
v4 v6
AS12637 SEEWEB 1 84
v4 v6
AS15605 CONNESI 1 84
v4 v6
AS48185 team_blue 1 84
v4 v6
AS49605 DTS-AS 1 84
v4 v6
AS50300 CUSTDC 1 84
v4 v6
AS51873 AS-ARCADE 1 84
v4 v6
AS264221 ASN264221 24 82
v4 v6
AS270867 ASN270867 27 77
v4 v6
AS61884 ASN61884 15 76
v4 v6
AS262813 ASN262813 4 56
v4 v6
AS52626 ASN52626 15 51
v4 v6
AS52579 ASN52579 9 50
v4 v6
AS266475 ASN266475 5 47
v4 v6
AS263474 ASN263474 8 43
v4 v6
AS52657 ASN52657 7 42
v4 v6
AS269180 ASN269180 8 41
v4 v6
AS61588 ASN61588 7 40
v4 v6
AS263661 ASN263661 20 39
v4 v6
AS270966 ASN270966 13 39
v4 v6
AS23106 ASN23106 11 39
v4 v6
AS52956 ASN52956 1 37
v4 v6
AS267242 ASN267242 4 36
v4 v6
AS52654 ASN52654 9 34
v4 v6
AS263263 ASN263263 2 34
v4 v6
AS52771 ASN52771 9 32
v4 v6
AS54253 ORCL-CHICAGO-PP 1 32
v4 v6
AS28624 ASN28624 11 31
v4 v6
AS263452 ASN263452 2 31
v4
AS16685 ASN16685 4 30
v4 v6
AS264159 ASN264159 9 29
v4 v6
AS271578 ASN271578 9 26
v4 v6
AS274765 ASN274765 4 26
v4 v6
AS263434 ASN263434 10 25
v4 v6
AS274839 ASN274839 9 25
v4 v6
AS264289 ASN264289 7 25
v4 v6
AS267629 ASN267629 5 25
v4 v6

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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.