$ query “AS44381” --type=asn → 1 result(s)
AS44381 · ITSJEFEN-AS
ITsjefen AS
AS44381 is run by ITsjefen AS and is a residential access provider, based in Norway since 2008. The system announces a respectable 15 360 IPv4 addresses, and supports IPv6. Most of its address space is geolocated to Norway, with additional presence in the United States.
Basic Information
- Country
- 🇳🇴 Norway
- Category
- Internet Service Provider
- Network Role
- Access Provider
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- January 11, 2008
- Last Changed
- October 03, 2026
- Last Seen
- October 23, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 8 / 7
- IPv6 Prefixes (raw / aggregated)
- 1 / 1
- IPv4 Addresses
- 15 360
- Largest IPv4 Prefix
- /20 (4 096 addresses)
- Largest IPv6 Prefix
- /32
- Geolocated Countries
- 🇳🇴 Norway (15 104 IPs), 🇺🇸 United States (256 IPs)
- Prefix Changed
- September 29, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs
Connectivity Summary
- Upstream Providers
- 3 upstreams providing transit
- Downstream Customers
- 7 downstreams buying transit
- Unclassified
- 1 unclassified BGP neighbor
- Degree
- 11 unique BGP neighbors
- Reach
- 7 networks in customer cone
Upstream Providers (3)
Prefix Lists
IPv4 Prefixes (8 total)
- 92.62.32.0/20 (4 096 addresses (/20 prefix))
- 95.141.64.0/20 (4 096 addresses (/20 prefix))
- 217.144.64.0/20 (4 096 addresses (/20 prefix))
- 5.145.152.0/21 (2 048 addresses (/21 prefix))
- 45.154.232.0/23 (512 addresses (/23 prefix))
- 44.31.78.0/24 (256 addresses (/24 prefix))
- 193.160.138.0/24 (256 addresses (/24 prefix))
IPv6 Prefixes (1 total)
- 2a02:2c8::/32