ALTEN
Cluster stats
| Netblocks | 13 |
| All fragments | 134 blocks across 34 clusters |
| Cluster ID | 192176421 |
| Registry | RIPE |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | unresolved |
| Shared handles | clustered on 9 shared RIR contact/maintainer handles |
| Registry names | 3 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
IP Ranges (13)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 88.157.226.236/30 | ALTEN | RIPE | ASSIGNED PA | ● low |
| 193.12.136.80/28 | SE-ALTEN | RIPE | ASSIGNED PA | ● low |
| 212.99.97.8/29 | ALTEN | RIPE | ASSIGNED PA | ● low |
| 213.23.137.136/29 | ALTEN-NET | RIPE | ASSIGNED PA | ● low |
| 213.30.189.72/29 | ALTEN | RIPE | ASSIGNED PA | ● low |
| 217.24.54.192/28 | ALTEN-NET | RIPE | ASSIGNED PA | ● low |
| 217.24.55.248/29 | ALTEN-NET | RIPE | ASSIGNED PA | ● low |
| 217.74.110.24/30 | ALTEN | RIPE | ASSIGNED PA | ● low |
| 217.74.110.28/30 | ALTEN | RIPE | ASSIGNED PA | ● low |
| 217.74.110.96/30 | ALTEN | RIPE | ASSIGNED PA | ● low |
| 217.74.111.104/30 | ALTEN | RIPE | ASSIGNED PA | ● low |
| 217.172.76.96/28 | ALTEN | RIPE | ASSIGNED PA | ● low |
| 2a00:801:2a::/48 | SE-ALTEN | RIPE | ALLOCATED-BY-LIR | ● low |
Network trust
what's this?
RPKI hygiene: A
how networks compare →
100.0%
of checked blocks have valid RPKI ROA coverage
(13 of 13)
Possible discrepancies (1)
These blocks are registered to ALTEN 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.
| 2a00:801:2a::/48 /48 | authorized for AS1257 — Tele2 Sverige AB |
NIC Handles
ABRARED-MNT
ARCOR-MNT
COMPLETEL-MNT
DUMY-RIPE
DUMY-RIPE
IP-MNT
ORNIS-MNT
SUEC-DACOR-MNT
SWIPNET-LIR-MNT