ITsjefen AS
Data as of 2026-07-26
BGP inherited
Cluster stats
| Netblocks | 16 · 15,873 IPv4 addresses |
| IPv6 | 4 prefixes (largest 2a02:2c8::/29) |
| Registered in | Norway (15) · United States (1) |
| All fragments | 27 blocks across 5 clusters |
| Cluster ID | 214396868 |
| Registry | BGP |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 10 shared RIR contact/maintainer handles |
| Registry names | 5 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works · report an issue | |
Footprint over time
6 weekly snapshots · JSON
20
0 netblocks since 2026-07-05
2026-07-05
peak 20
2026-07-26
IP Ranges (16)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 5.145.152.0/21 | ITsjefen AS | BGP | ANNOUNCED | ● high |
| 44.31.78.0/24 | ITsjefen AS | BGP | ANNOUNCED | ● high |
| 45.154.232.0/24 | ITsjefen AS | BGP | ANNOUNCED | ● high |
| 45.154.233.0/24 | ITsjefen AS | BGP | ANNOUNCED | ● high |
| 45.154.234.0/24 | ITsjefen AS | BGP | ANNOUNCED | ● high |
| 92.62.32.0/20 | ITsjefen AS | BGP | ANNOUNCED | ● high |
| 95.141.64.0/20 | ITsjefen AS | BGP | ANNOUNCED | ● high |
| 185.1.65.167/32 | ITsjefen | PEERINGDB | ASSIGNED | ● high |
| 193.160.138.0/24 | ITsjefen AS | BGP | ANNOUNCED | ● high |
| 217.144.64.0/20 | ITsjefen AS | BGP | ANNOUNCED | ● high |
| 2001:7f8:12:3::4:4381/128 | ITsjefen | PEERINGDB | ASSIGNED | ● high |
| 2a02:2c8::/32 | ITsjefen AS | BGP | ANNOUNCED | ● high |
| 45.154.232.0/22 | ITsjefen AS | RIPE | ALLOCATED PA | ● low |
| 217.144.74.64/27 | ITsjefen AS | RIPE | ASSIGNED PA | ● low |
| 2a02:2c8::/29 | ITsjefen AS | RIPE | ALLOCATED-BY-RIR | ● low |
| 2a02:2c8:c005::/48 | ITSJEFEN-C005 | RIPE | ALLOCATED-BY-LIR | ● low |
IPv6 ranges (4)
Network trust
what's this?
RPKI hygiene: C
how networks compare →
75.0%
of checked blocks have valid RPKI ROA coverage
(15 of 20)
Possible discrepancies (1)
These blocks are registered to ITsjefen AS but cryptographically authorized for a different, unrelated network (1 distinct holder) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.
| 5.145.152.0/21 /21 | authorized for AS59438 — 99X INCREO AS |
NIC Handles
AS199821
AS44381
AS44381
DUMY-RIPE
DUMY-RIPE
INCREO-MNT
ITSJEFEN-LIR
ITSJEFEN-LIR
ORG-IA737-RIPE
RIPE-NCC-HM-MNT