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
Announced prefixes
12 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 109.105.96.0/20 v4 | RPKI valid | 42 | 345492603 | 2026-09-18 |
| 109.105.112.0/21 v4 | RPKI valid | 42 | 345492603 | 2026-09-18 |
| 109.105.120.0/22 v4 | RPKI valid | 42 | 345492603 | 2026-09-18 |
| 185.174.116.0/22 v4 | RPKI valid | 42 | 345492603 | 2026-09-18 |
| 192.36.171.0/24 v4 | no ROA | 41 | 345492603 | 2026-09-18 |
| 193.10.252.0/24 v4 | RPKI valid | 42 | 345492603 | 2026-09-18 |
| 193.10.254.0/24 v4 | RPKI valid | 42 | 345492603 | 2026-09-18 |
| 193.10.255.0/24 v4 | RPKI valid | 40 | 345492603 | 2026-09-18 |
| 193.11.3.0/24 v4 | RPKI valid | 42 | 345492603 | 2026-09-18 |
| 194.68.13.0/24 v4 | no ROA | 42 | 345492603 | 2026-09-18 |
| 2001:948::/29 v6 | RPKI valid | 33 | 345492603 | 2026-09-18 |
| 2001:948::/32 v6 | RPKI valid | 35 | 345492603 | 2026-09-18 |