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AS21320

GEANT_IAS_VRF

GEANT Upstream and Peering Service

Registry

Authoritative registration data

AS number
21320
Name
GEANT_IAS_VRF
Organisation
GEANT Upstream and Peering Service
Country
RIR
RIPE
Registered
Source:asn:rdap retrieved

IPv4 prefixes

1

IPv6 prefixes

0

Total announced

1

Announced prefixes

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

Prefixes announced by AS21320
83.97.88.0/21 IPv4 /21 not checked

No rows match “”.

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Source:ripestat:announced-prefixes observed

Internet Exchanges

Exchanges where this network has a listed peering LAN connection

Internet Exchange memberships listed for AS21320
Address families
AMS-IX 400,000 Mbps IPv4 · IPv6
BIX 100,000 Mbps IPv4 · IPv6
BIX.BG: Main 100,000 Mbps IPv4 · IPv6
BNIX 100,000 Mbps IPv4 · IPv6
CIXP 100,000 Mbps IPv4 · IPv6
DE-CIX Frankfurt: DE-CIX Frankfurt Peering LAN 400,000 Mbps IPv4 · IPv6
DE-CIX Madrid: DE-CIX Madrid Peering LAN 400,000 Mbps IPv4 · IPv6
DE-CIX Marseille: DE-CIX Marseille Peering LAN 100,000 Mbps IPv4 · IPv6
GR-IX::Athens: Peering Lan 100,000 Mbps IPv4 · IPv6
GigaPIX - LAN 1: LAN1 100,000 Mbps IPv4 · IPv6
INEX LAN1: INEX LAN1 30,000 Mbps IPv4 · IPv6
LINX LON1: Main 400,000 Mbps IPv4 · IPv6
LU-CIX 100,000 Mbps IPv4 · IPv6
MIX-IT 200,000 Mbps IPv4 · IPv6
NIX.CZ: Public peering VLAN 100,000 Mbps IPv4 · IPv6
SIX SI 100,000 Mbps IPv4 · IPv6
VIX 200,000 Mbps IPv4 · IPv6

No rows match “”.

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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 AS21320 in BGP paths by route collectors.

Source:ripestat:asn-neighbours observed

Observed upstreams

23 networks seen before AS21320 in AS paths

Observed upstreams
Families
AS2603 NORDUNET 17,254 101,730
v4 v6
AS174 COGENT-174 4,092 21,775
v4 v6
AS3356 LEVEL3 3,452 18,775
v4 v6
AS9002 RETN-AS 1,668 12,281
v4 v6
AS6461 ZAYO-6461 1,133 9,057
v4 v6
AS1853 ACOnet 1,151 8,529
v4 v6
AS13030 INIT7 1,127 8,444
v4 v6
AS8218 NEO-ASN 357 6,692
v4 v6
AS6939 HURRICANE 2,943 6,677
v4 v6
AS33891 CORE-BACKBONE 665 5,090
v4 v6
AS24961 528 2,571
v4 v6
AS8455 308 1,514
v4 v6
AS58299 OPENFACTORY-AS 326 1,457
v4 v6
AS30844 LIQUID-AS 232 1,271
v4
AS3216 SOVAM-AS 211 1,264
v4 v6
AS3303 SWISSCOM 250 1,262
v4 v6
AS5405 351 1,200
v4 v6
AS8220 COLT 80 339
v4
AS9009 M247 50 185
v4 v6
AS5400 18 171
v4
AS8966 Etisalat-AS 27 63
v4
AS6910 3 4
v6
AS8708 1 1
v4

No rows match “”.

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Observed downstreams

100 networks seen after AS21320 in AS paths

Observed downstreams
Families
AS6461 ZAYO-6461 10,463 82,937
v4 v6
AS9002 RETN-AS 7,562 55,299
v4 v6
AS6939 HURRICANE 12,556 46,971
v4 v6
AS5408 GR-NET 10,483 42,967
v4 v6
AS1930 RCCN 1,916 29,400
v4 v6
AS4134 543 27,075
v4 v6
AS766 3,267 20,471
v4 v6
AS2200 FR-RENATER 3,206 18,778
v4 v6
AS2614 1,542 16,000
v4 v6
AS378 MACHBA-AS 623 12,725
v4 v6
AS33891 CORE-BACKBONE 1,493 9,298
v4 v6
AS6802 UNICOM-B-AS 653 8,815
v4 v6
AS31133 1,214 8,295
v4 v6
AS3216 SOVAM-AS 1,740 8,280
v4 v6
AS16509 AMAZON-02 66 7,993
v4 v6
AS2607 439 6,701
v4 v6
AS8501 1,556 6,641
v4 v6
AS2107 760 6,253
v4 v6
AS8220 COLT 1,189 5,233
v4 v6
AS8517 1,180 5,058
v4 v6
AS6879 147 4,733
v4
AS8966 Etisalat-AS 554 4,713
v4 v6
AS1853 ACOnet 1,607 4,525
v4 v6
AS30844 LIQUID-AS 687 4,255
v4 v6
AS1955 HBONE-AS 1,383 4,021
v4 v6
AS5405 605 3,649
v4 v6
AS9009 M247 116 3,629
v4 v6
AS1213 Asiera 415 3,470
v4 v6
AS13092 895 3,337
v4 v6
AS2611 884 3,250
v4 v6
AS12687 URAN 848 2,884
v4 v6
AS12046 617 2,667
v4 v6
AS2847 LITNET 304 2,584
v4 v6
AS137 ASGARR 171 2,412
v4 v6
AS136968 SINGAREN-GIX-AS-AP 1,051 2,295
v4
AS12322 6 2,146
v4 v6
AS559 60 2,035
v4 v6
AS513 237 2,017
v4 v6
AS20473 484 1,849
v4 v6
AS3303 SWISSCOM 399 1,811
v4 v6
AS714 APPLE-ENGINEERING 4 1,763
v4 v6
AS47623 50 1,584
v4
AS20940 AKAMAI-ASN1 17 1,579
v4 v6
AS8075 MICROSOFT-CORP-MSN-AS-BLOCK 10 1,514
v4 v6
AS1828 UNITAS 241 1,501
v4 v6
AS3209 VODANET 171 1,459
v4 v6
AS8455 204 1,365
v4 v6
AS3268 626 1,343
v4 v6
AS2603 NORDUNET 241 1,335
v4 v6
AS44224 742 1,328
v4 v6
AS2108 188 1,321
v4 v6
AS5400 178 1,258
v4 v6
AS6424 46 1,241
v4 v6
AS16276 OVH 219 1,091
v4 v6
AS3223 VOXILITY 248 1,086
v4 v6
AS5538 402 1,081
v4 v6
AS8400 TELEKOM-AS 156 1,049
v4 v6
AS8551 BEZEQ-INTERNATIONAL-AS 117 1,039
v4 v6
AS16265 6 1,037
v4 v6
AS20965 GEANT 359 1,006
v4 v6
AS6910 364 990
v4 v6
AS9199 227 979
v4 v6
AS13335 CLOUDFLARENET 14 908
v4 v6
AS25369 60 904
v4 v6
AS2602 238 901
v4 v6
AS19551 INCAPSULA 53 901
v4 v6
AS2852 CESNET2 211 900
v4 v6
AS8218 NEO-ASN 177 874
v4 v6
AS20860 45 724
v4 v6
AS199354 ASREN 362 671
v4 v6
AS16019 162 656
v4 v6
AS36236 NETACTUATE 59 617
v4 v6
AS8560 14 557
v4 v6
AS24961 186 550
v4 v6
AS36351 16 523
v4 v6
AS40981 UNIVCG 304 521
v4 v6
AS3208 ORG-AARN1-AFRINIC 286 497
v4 v6
AS24875 46 458
v4 v6
AS199524 GCORE 74 425
v4 v6
AS2119 86 419
v4 v6
AS10310 47 408
v4 v6
AS31898 9 407
v4 v6
AS48185 26 386
v4 v6
AS6866 52 376
v4 v6
AS54113 3 360
v4 v6
AS3221 235 346
v4 v6
AS8657 69 302
v4 v6
AS8426 CLARANET-AS 44 302
v4 v6
AS24940 HETZNER-AS 68 300
v4 v6
AS14061 4 296
v4 v6
AS49544 i3Dnet 32 285
v4 v6
AS20773 11 284
v4 v6
AS12578 97 222
v4 v6
AS34772 51 198
v4 v6
AS55195 CIRA-CLOUD1 5 187
v4 v6
AS2906 AS-SSI 3 163
v4 v6
AS32934 FACEBOOK 3 154
v4 v6
AS13285 OPALTELECOM-AS 11 137
v4
AS15169 GOOGLE 3 135
v4 v6
AS60798 19 133
v4 v6

No rows match “”.

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Uncertain adjacencies

51 adjacencies that may be an artefact of collector peering

Uncertain adjacencies
Families
AS513 42,583 298,136
v4 v6
AS48185 381 4,909
v4 v6
AS199524 GCORE 342 3,292
v4 v6
AS14907 WIKIMEDIA 376 3,091
v4 v6
AS559 35 1,912
v4 v6
AS18106 VIEWQWEST-SG-AP 373 1,716
v4 v6
AS6881 358 1,711
v4 v6
AS20932 318 1,541
v4 v6
AS40994 273 1,419
v4 v6
AS49544 i3Dnet 156 1,383
v4 v6
AS6424 284 1,332
v4 v6
AS58057 SECUREBIT 261 1,322
v4 v6
AS2200 FR-RENATER 46 1,296
v4 v6
AS8501 68 1,266
v4 v6
AS1828 UNITAS 233 1,171
v4 v6
AS2614 24 1,098
v4 v6
AS137 ASGARR 18 1,014
v4 v6
AS8426 CLARANET-AS 182 955
v4 v6
AS766 30 924
v4 v6
AS559 7 924
v4 v6
AS5408 GR-NET 37 864
v4 v6
AS36236 NETACTUATE 181 854
v4 v6
AS1930 RCCN 10 630
v4 v6
AS8517 23 546
v4 v6
AS2611 21 534
v4 v6
AS6802 UNICOM-B-AS 10 492
v4 v6
AS1103 SURFNET-NL 8 406
v4 v6
AS2107 8 300
v4 v6
AS12687 URAN 16 240
v4 v6
AS2847 LITNET 7 240
v4 v6
AS2607 3 240
v4 v6
AS9199 11 228
v4 v6
AS378 MACHBA-AS 2 228
v4 v6
AS513 7 224
v4 v6
AS1213 Asiera 4 168
v4 v6
AS6879 1 144
v4
AS1955 HBONE-AS 10 138
v4 v6
AS47623 1 132
v4
AS2602 3 66
v4 v6
AS3221 4 60
v4 v6
AS13092 3 60
v4 v6
AS2108 2 54
v4 v6
AS5538 5 48
v4 v6
AS12046 2 48
v4 v6
AS44224 2 30
v4 v6
AS3268 2 24
v4 v6
AS20965 GEANT 2 18
v4 v6
AS202993 IIT 2 12
v4
AS3208 ORG-AARN1-AFRINIC 1 12
v4 v6
AS40981 UNIVCG 1 12
v4 v6
AS199354 ASREN 1 12
v4 v6

No rows match “”.

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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.