206208 looking glass

AS21320 GEANT Vereniging 🇳🇱 NL

Announcing 1 prefixes, seen at the RIS collectors.

IPv4 prefixes
1
2,048 (8 × /24)
IPv6 prefixes
0
-
Upstreams
2
transit providers observed
Peers
10
settlement-free adjacencies
Downstreams
35
transit customers observed
Customer cone
942
ASes reachable through it

Registry and operator data

AS number
AS21320
Name
GEANT Vereniging
Organisation
GEANT IAS
Country
🇳🇱 NL
RIR
RIPENCC
Allocated
2001-10-31
Network type
Educational/Research
Traffic levels
1-5Tbps
Scope
Europe
Peering policy
Selective
IRR as-set
AS-GEANT-EUPEER
Website
https://www.geant.org/
Looking glass
https://lg.geant.org/
PeeringDB
net/3386
Exchanges
17
Facilities
15

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

1 valid (100.0%) 0 invalid (0.0%) 0 no ROA (0.0%)

Upstreams

Networks seen providing transit to this one

Network Country Cone IPv4 prefixes Paths Source
AS3356 Lumen (Level 3) 🇺🇸 US 70,645 2,074 3,022 CAIDA
AS174 Cogent Communications, LLC 🇺🇸 US 65,323 4,024 2,527 CAIDA

Peers

Adjacencies that look settlement-free rather than transit

Network Country Cone IPv4 prefixes Paths Source
AS6939 Hurricane Electric LLC 🇺🇸 US 53,080 235 1,903 CAIDA
AS6461 Zayo Bandwidth 🇺🇸 US 52,763 212 298 CAIDA
AS9002 RETN Limited 🇬🇧 GB 50,468 19 2,352 CAIDA
AS5405 Inter.link GmbH 🇩🇪 DE 28,433 11 4 CAIDA
AS33891 Core-Backbone GmbH 🇩🇪 DE 24,602 1 123 CAIDA
AS3216 Vimpelcom PJSC 🇷🇺 RU 23,868 590 953 CAIDA
AS3303 Swisscom (Schweiz) AG 🇨🇭 CH 20,232 345 6 CAIDA
AS2603 NORDUnet 🇩🇰 DK 167 10 11,789 CAIDA
AS1853 ACONET 🇦🇹 AT 68 17 427 CAIDA
AS1103 SURF B.V. 🇳🇱 NL 29 99 6 CAIDA
AS137 Consortium GARR 🇮🇹 IT 24 83 155 CAIDA
AS513 CERN 🇨🇭 CH 19 20 206 CAIDA
AS48185 team.blue NV 🇧🇪 BE 14 1 1,751 CAIDA
AS559 SWITCH 🇨🇭 CH 7 117 299 CAIDA

Downstreams

Networks this one appears to provide transit to

Network Country Cone IPv4 prefixes Paths Source
AS20965 GEANT Vereniging 🇳🇱 NL 921 2 107 CAIDA
AS2200 Renater 🇫🇷 FR 75 77 1,833 CAIDA
AS8501 Institute of Bioorganic Chemistry Polish Academy of Science, Poznan Supercomputing and Networking Center 🇵🇱 PL 68 7 431 CAIDA
AS2614 Agentia de Administrare a Retelei Nationale de Informatica pentru Educatie si Cercetare 🇷🇴 RO 55 91 1,663 CAIDA
AS12687 User Association of Ukrainian Research and Academic Network URAN 🇺🇦 UA 41 7 342 CAIDA
AS5408 National Infrastructures for Research and Technology S.A. 🇬🇷 GR 38 39 5,052 CAIDA
AS2611 BELNET 🇧🇪 BE 36 39 328 CAIDA
AS2852 CESNET z.s.p.o. 🇨🇿 CZ 33 26 399 CAIDA
AS766 Entidad Publica Empresarial Red.es 🇪🇸 ES 28 31 2,018 CAIDA
AS8517 National Academic Network and Information Center 🇹🇷 TR 25 38 507 CAIDA
AS31898 Oracle Cloud 🇺🇸 US 16 2,785 6 CAIDA
AS9199 RENAM Public Association 🇲🇩 MD 13 8 61 CAIDA
AS1955 KIFU (Governmental Info Tech Development Agency) 🇭🇺 HU 11 10 402 CAIDA
AS6802 Bulgarian Research and Education Network Association (BREN) 🇧🇬 BG 9 54 866 CAIDA
AS1930 Fundacao para a Ciencia e a Tecnologia, I.P. 🇵🇹 PT 8 78 3,468 CAIDA
AS2107 ARNES 🇸🇮 SI 7 25 676 CAIDA
AS2847 Lithuanian Research and Education Network 🇱🇹 LT 7 9 259 CAIDA
AS5538 Institute of Mathematics and Computer Science of University of Latvia 🇱🇻 LV 7 5 113 CAIDA
AS1213 ASIERA TECHNOLOGY SERVICES CLG 🇮🇪 IE 4 17 327 CAIDA
AS3221 Estonian Education and Research Network 🇪🇪 EE 4 3 17 CAIDA
AS2607 Zdruzenie pouzivatelov Slovenskej akademickej datovej siete SANET 🇸🇰 SK 3 33 698 CAIDA
AS6879 ENSTINET 🇪🇬 EG 3 24 621 CAIDA
AS13092 Akademska mreza Republike Srbije - AMRES 🇷🇸 RS 3 7 411 CAIDA
AS2602 Fondation RESTENA 🇱🇺 LU 3 8 77 CAIDA
AS378 IUCC - Israel InterUniversity Computation Center 🇮🇱 IL 2 62 1,588 CAIDA
AS12046 University of Malta 🇲🇹 MT 2 6 326 CAIDA
AS44224 Macedonian Academic Research Network Skopje 🇲🇰 MK 2 1 150 CAIDA
AS2108 Croatian Academic and Research Network 🇭🇷 HR 2 7 119 CAIDA
AS3208 Algerian Academic Research Network 🇩🇿 DZ 2 1 54 CAIDA
AS136968 SingAREN 🇸🇬 SG 0 1 190 CAIDA
AS47623 Institute for Informatics and Automation Problems of National Academy of Sciences of the Republic of Armenia 🇦🇲 AM 0 22 176 CAIDA
AS3268 University of Cyprus 🇨🇾 CY 0 4 159 CAIDA
AS199354 Arab States Research and Education Network (ASREN) Gemeinnutzige GmbH 🇩🇪 DE 0 1 75 CAIDA
AS40981 University of Montenegro 🇲🇪 ME 0 1 63 CAIDA
AS202993 Institute of Information Technologies of National Academy of Science Azerbaijan 🇦🇿 AZ 0 2 22 CAIDA

Relationships marked inferred come from where the two networks sit on the AS paths the collectors see, which is a guess and is wrong for some of them. The rest are stated by CAIDA's published inference over a much wider set of collectors.