AS2603 NORDUnet 🇩🇰 DK
Announcing 12 prefixes, seen at the RIS collectors.
IPv4 prefixes
10
9,728 (38 × /24)
IPv6 prefixes
2
9 × /32
Upstreams
7
transit providers observed
Peers
29
settlement-free adjacencies
Downstreams
12
transit customers observed
Customer cone
167
ASes reachable through it
Registry and operator data
- AS number
- AS2603
- Name
- NORDUnet
- Organisation
- NORDUnet
- Country
- 🇩🇰 DK
- RIR
- RIPENCC
- Allocated
- 1993-09-30
- Network type
- Educational/Research
- Traffic levels
- 1-5Tbps
- Scope
- Global
- Peering policy
- Selective
- IRR as-set
- AS-NORDUNET
- Website
- https://nordu.net/
- Looking glass
- http://lg.nordu.net/lg.cgi
- PeeringDB
- net/1721
- Exchanges
- 31
- Facilities
- 22
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Upstreams
Networks seen providing transit to this one
| Network | Country | Cone | IPv4 prefixes | Paths | Source |
|---|---|---|---|---|---|
| AS1299 Arelion (fka. Telia Carrier) | 🇸🇪 SE | 68,721 | 133 | 2,130 | CAIDA |
| AS2914 NTT America, Inc. | 🇺🇸 US | 55,791 | 1,476 | 85 | inferred |
| AS20473 The Constant Company, LLC | 🇺🇸 US | 17,570 | 1,666 | 234 | inferred |
| AS11537 Internet2 | 🇺🇸 US | 2,236 | 23 | 72 | CAIDA |
| AS20965 GEANT Vereniging | 🇳🇱 NL | 905 | 2 | 4 | CAIDA |
| AS7575 Australian Academic and Research Network (AARNet) | 🇦🇺 AU | 569 | 201 | 235 | CAIDA |
| AS4635 HKIX Route Servers | 🇭🇰 HK | 0 | 0 | 312 | inferred |
Peers
Adjacencies that look settlement-free rather than transit
| Network | Country | Cone | IPv4 prefixes | Paths | Source |
|---|---|---|---|---|---|
| AS6939 Hurricane Electric LLC | 🇺🇸 US | 54,951 | 185 | 1,263 | CAIDA |
| AS6762 Telecom Italia Sparkle (Seabone) | 🇮🇹 IT | 53,391 | 288 | 470 | CAIDA |
| AS6461 Zayo Bandwidth | 🇺🇸 US | 52,413 | 213 | 231 | CAIDA |
| AS9002 RETN Limited | 🇬🇧 GB | 51,966 | 18 | 459 | CAIDA |
| AS3491 PCCW Global (HK) Ltd. | 🇭🇰 HK | 51,859 | 532 | 174 | CAIDA |
| AS1273 Vodafone Group PLC | 🇪🇺 EU | 49,331 | 191 | 216 | CAIDA |
| AS6830 Liberty Global Europe Holding B.V. | 🇳🇱 NL | 30,295 | 166 | 5 | CAIDA |
| AS33891 Core-Backbone GmbH | 🇩🇪 DE | 27,070 | 1 | 128 | CAIDA |
| AS12389 Rostelecom PJSC | 🇷🇺 RU | 27,060 | 3,255 | 180 | CAIDA |
| AS31500 Global Network Management Inc | 🇦🇬 AG | 21,476 | 40 | 3 | CAIDA |
| AS3303 Swisscom (Schweiz) AG | 🇨🇭 CH | 20,599 | 345 | 1 | CAIDA |
| AS34549 meerfarbig GmbH & Co. KG | 🇩🇪 DE | 15,641 | 48 | 4,719 | CAIDA |
| AS56655 Gigahost AS | 🇳🇴 NO | 15,537 | 35 | 1,251 | CAIDA |
| AS24482 SG.GS | 🇸🇬 SG | 4,870 | 45 | 971 | CAIDA |
| AS21320 GEANT Vereniging | 🇳🇱 NL | 928 | 1 | 12,011 | CAIDA |
| AS852 TELUS Communications Inc. | 🇨🇦 CA | 303 | 743 | 530 | CAIDA |
| AS6696 VERIXI SA | 🇧🇪 BE | 145 | 49 | 1,407 | CAIDA |
| AS49559 A-Systems Sp. z o.o. | 🇵🇱 PL | 120 | 11 | 134 | CAIDA |
| AS42708 Glesys AB | 🇸🇪 SE | 106 | 210 | 1,444 | CAIDA |
| AS12779 IT.Gate S.p.A. | 🇮🇹 IT | 76 | 25 | 3 | CAIDA |
| AS29169 GANDI SAS | 🇫🇷 FR | 47 | 8 | 12 | CAIDA |
| AS8434 Telenor Sverige AB | 🇸🇪 SE | 46 | 76 | 58 | CAIDA |
| AS1836 green.ch AG | 🇨🇭 CH | 45 | 78 | 550 | CAIDA |
| AS34019 Hivane Association | 🇫🇷 FR | 38 | 6 | 589 | CAIDA |
| AS50304 Blix Solutions AS | 🇳🇴 NO | 34 | 103 | 1,525 | CAIDA |
| AS1103 SURF B.V. | 🇳🇱 NL | 30 | 99 | 1 | CAIDA |
| AS48362 Stadtwerke Feldkirch | 🇦🇹 AT | 16 | 8 | 1,428 | CAIDA |
| AS48185 team.blue NV | 🇧🇪 BE | 14 | 1 | 287 | CAIDA |
| AS20514 Axians AB | 🇸🇪 SE | 2 | 30 | 1,492 | CAIDA |
| AS3333 Reseaux IP Europeens Network Coordination Centre (RIPE NCC) | 🇳🇱 NL | 2 | 7 | 1,380 | CAIDA |
Downstreams
Networks this one appears to provide transit to
| Network | Country | Cone | IPv4 prefixes | Paths | Source |
|---|---|---|---|---|---|
| AS8501 Institute of Bioorganic Chemistry Polish Academy of Science, Poznan Supercomputing and Networking Center | 🇵🇱 PL | 68 | 7 | 2,165 | CAIDA |
| AS1653 Vetenskapsrådet / SUNET | 🇪🇺 EU | 38 | 60 | 4,572 | CAIDA |
| AS8674 Netnod AB | 🇸🇪 SE | 23 | 16 | 494 | CAIDA |
| AS1741 CSC - Tieteen tietotekniikan keskus Oy | 🇫🇮 FI | 8 | 40 | 1,959 | CAIDA |
| AS1835 Forskningsnettet - Danish NREN | 🇪🇺 EU | 8 | 5 | 630 | CAIDA |
| AS2847 Lithuanian Research and Education Network | 🇱🇹 LT | 7 | 9 | 201 | CAIDA |
| AS224 Sikt (Uninett) | 🇳🇴 NO | 6 | 18 | 1,103 | CAIDA |
| AS3221 Estonian Education and Research Network | 🇪🇪 EE | 4 | 3 | 66 | CAIDA |
| AS15474 Rannsókna- og háskólanet Íslands hf. | 🇮🇸 IS | 2 | 2 | 158 | CAIDA |
| AS39590 NORDUnet | 🇩🇰 DK | 0 | 1 | 61 | CAIDA |
| AS198093 Foreningen for digitala fri- och rattigheter | 🇸🇪 SE | 0 | 2 | 42 | CAIDA |
| AS2832 Vetenskapsradet / SUNET | 🇸🇪 SE | 0 | 1 | 35 | 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.