$ query “AS21331” --type=asn → 1 result(s)
AS21331 · OKDN-AS
Oslo kommune Digitaliseringsetaten
AS21331 is run by Oslo kommune Digitaliseringsetaten and is a government/public-admin stub network, established in Norway in 2001. The system announces a respectable 65 536 IPv4 addresses, including a /16, and supports IPv6. Most of its address space is geolocated to Norway.
Basic Information
- Country
- 🇳🇴 Norway
- Category
- Government/Public Administration
- Network Role
- Stub Network
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- November 21, 2001
- Last Changed
- October 02, 2026
- Last Seen
- October 10, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 2 / 1
- IPv6 Prefixes (raw / aggregated)
- 1 / 1
- IPv4 Addresses
- 65 536
- Largest IPv4 Prefix
- /16 (65 536 addresses)
- Largest IPv6 Prefix
- /29
- Geolocated Countries
- 🇳🇴 Norway (65 536 IPs)
- Prefix Changed
- March 04, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs
Connectivity Summary
- Upstream Providers
- 1 upstream providing transit
- Degree
- 1 unique BGP neighbor
- Reach
- 0 networks in customer cone
Upstream Providers (1)
- AS2119 — TELENOR-NORGE-AS
Prefix Lists
IPv4 Prefixes (2 total)
- 171.23.0.0/16 (65 536 addresses (/16 prefix))
IPv6 Prefixes (1 total)
- 2a0c:a680::/29