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
13
transit customers observed
Customer cone
164
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
- RIPE::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 | 70,139 | 109 | 2,164 | CAIDA |
| AS2914 NTT America, Inc. | 🇺🇸 US | 59,142 | 1,721 | 56 | inferred |
| AS11537 Internet2 | 🇺🇸 US | 25,280 | 23 | 18 | CAIDA |
| AS20965 GEANT Vereniging | 🇳🇱 NL | 24,569 | 2 | 60 | CAIDA |
| AS20473 The Constant Company, LLC | 🇺🇸 US | 20,731 | 1,781 | 227 | inferred |
| AS7575 Australian Academic and Research Network (AARNet) | 🇦🇺 AU | 585 | 201 | 224 | CAIDA |
| AS4635 HKIX Route Servers | 🇭🇰 HK | 0 | 0 | 309 | inferred |
Peers
Adjacencies that look settlement-free rather than transit
| Network | Country | Cone | IPv4 prefixes | Paths | Source |
|---|---|---|---|---|---|
| AS6461 Zayo Bandwidth | 🇺🇸 US | 57,160 | 250 | 449 | CAIDA |
| AS6939 Hurricane Electric LLC | 🇺🇸 US | 57,046 | 241 | 1,320 | CAIDA |
| AS6762 Telecom Italia Sparkle (Seabone) | 🇮🇹 IT | 55,835 | 307 | 605 | CAIDA |
| AS9002 RETN Limited | 🇬🇧 GB | 55,323 | 14 | 168 | CAIDA |
| AS3491 PCCW Global (HK) Ltd. | 🇭🇰 HK | 53,092 | 527 | 167 | CAIDA |
| AS1273 Vodafone Group PLC | 🇪🇺 EU | 51,584 | 174 | 49 | CAIDA |
| AS6830 Liberty Global Europe Holding B.V. | 🇳🇱 NL | 34,265 | 167 | 3 | CAIDA |
| AS33891 Core-Backbone GmbH | 🇩🇪 DE | 30,571 | 1 | 330 | CAIDA |
| AS12389 PJSC Rostelecom | 🇷🇺 RU | 27,743 | 3,279 | 179 | CAIDA |
| AS21320 GEANT Vereniging | 🇳🇱 NL | 24,574 | 1 | 10,906 | CAIDA |
| AS31500 Global Network Management Inc | 🇦🇬 AG | 24,486 | 40 | 3 | CAIDA |
| AS3303 Swisscom (Schweiz) AG | 🇨🇭 CH | 24,074 | 348 | 1 | CAIDA |
| AS24482 SG.GS | 🇸🇬 SG | 24,049 | 45 | 969 | CAIDA |
| AS34549 meerfarbig GmbH & Co. KG | 🇩🇪 DE | 20,307 | 47 | 4,597 | CAIDA |
| AS56655 Gigahost AS | 🇳🇴 NO | 20,287 | 62 | 1,157 | CAIDA |
| AS1764 Next Layer Telecommunications | 🇦🇹 AT | 460 | 70 | 15 | CAIDA |
| AS852 TELUS Communications Inc. | 🇨🇦 CA | 302 | 751 | 521 | CAIDA |
| AS6696 VERIXI SA | 🇧🇪 BE | 197 | 49 | 1,364 | CAIDA |
| AS42708 Glesys AB | 🇸🇪 SE | 98 | 203 | 1,551 | CAIDA |
| AS12779 IT.Gate S.p.A. | 🇮🇹 IT | 75 | 25 | 4 | CAIDA |
| AS8434 Telenor Sverige AB | 🇸🇪 SE | 50 | 76 | 50 | CAIDA |
| AS29169 GANDI SAS | 🇫🇷 FR | 48 | 8 | 4 | CAIDA |
| AS1836 green.ch AG | 🇨🇭 CH | 45 | 76 | 517 | CAIDA |
| AS34019 Hivane Association | 🇫🇷 FR | 39 | 6 | 349 | CAIDA |
| AS50304 Blix Solutions AS | 🇳🇴 NO | 33 | 97 | 1,267 | CAIDA |
| AS1103 SURF B.V. | 🇳🇱 NL | 30 | 99 | 1 | CAIDA |
| AS48362 Stadtwerke Feldkirch | 🇦🇹 AT | 17 | 7 | 740 | CAIDA |
| AS48185 team.blue NV | 🇧🇪 BE | 14 | 1 | 316 | CAIDA |
| AS20514 Axians AB | 🇸🇪 SE | 3 | 30 | 1,464 | CAIDA |
| AS3333 Reseaux IP Europeens Network Coordination Centre (RIPE NCC) | 🇳🇱 NL | 0 | 7 | 1,381 | 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 | 67 | 7 | 1,831 | CAIDA |
| AS6509 CANARIE Inc | 🇨🇦 CA | 51 | 3 | 2 | inferred |
| AS1653 Vetenskapsrådet / SUNET | 🇪🇺 EU | 36 | 60 | 4,763 | CAIDA |
| AS8674 Netnod AB | 🇸🇪 SE | 24 | 16 | 445 | CAIDA |
| AS1741 CSC - Tieteen tietotekniikan keskus Oy | 🇫🇮 FI | 8 | 40 | 1,943 | CAIDA |
| AS1835 Forskningsnettet - Danish NREN | 🇪🇺 EU | 8 | 5 | 626 | CAIDA |
| AS224 Sikt (Uninett) | 🇳🇴 NO | 6 | 18 | 1,090 | CAIDA |
| AS2847 Lithuanian Research and Education Network | 🇱🇹 LT | 6 | 9 | 171 | CAIDA |
| AS3221 Estonian Education and Research Network | 🇪🇪 EE | 4 | 3 | 69 | CAIDA |
| AS15474 Rannsókna- og háskólanet Íslands hf. | 🇮🇸 IS | 2 | 2 | 154 | CAIDA |
| AS39590 NORDUnet | 🇩🇰 DK | 0 | 1 | 59 | CAIDA |
| AS198093 Foreningen for digitala fri- och rattigheter | 🇸🇪 SE | 0 | 2 | 36 | CAIDA |
| AS2832 Vetenskapsradet / SUNET | 🇸🇪 SE | 0 | 1 | 33 | 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.