IONOS SE
GLEIF verified
Complete entity footprint
4 linked clusters ·
1,706 netblocks ·
2,170,078 IPv4 addresses
This organisation's clusters combined by evidence —
shared GLEIF corporate family
and
shared operating domain pbiaas.com
— not name similarity, so genuinely different organisations that share a name are excluded.
LEI
54930038KPLOYRDHV375
Registered name
IONOS SE
Jurisdiction
Cluster stats
| Netblocks | 1,409 · 1,612,395 IPv4 addresses |
| Registered in | Germany (987) · United States (66) · United Kingdom (55) · Spain (12) · Austria (8) · Netherlands (4) |
| All fragments | 1,426 blocks across 10 clusters |
| Cluster ID | 208783364 |
| Registry | BGP |
| Owner jurisdiction | DE |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | GLEIF legal-entity match |
| Legal identity | LEI 54930038KPLOYRDHV375 |
| Shared handles | clustered on 36 shared RIR contact/maintainer handles |
| Registry names | 12 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
Footprint over time
5 weekly snapshots · JSON
1,393
+2 netblocks since 2026-07-05
2026-07-05
peak 1,393
2026-07-19
IP Ranges (1,409)
showing 50 of 1,409 — see all — ⬇ export CSV (free export limited to 500 rows — subscribe for the full export)| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 5.250.176.0/21 | IONOS SE | BGP | ANNOUNCED | ● high |
| 5.250.184.0/21 | IONOS SE | BGP | ANNOUNCED | ● high |
| 31.70.64.0/18 | IONOS SE | BGP | ANNOUNCED | ● high |
| 31.70.128.0/19 | IONOS SE | BGP | ANNOUNCED | ● high |
| 37.49.236.42/32 | IONOS SE | PEERINGDB | ASSIGNED | ● high |
| 46.16.72.0/21 | IONOS SE | BGP | ANNOUNCED | ● high |
| 50.21.176.0/20 | IONOS SE | BGP | ANNOUNCED | ● high |
| 62.151.160.0/21 | IONOS SE | BGP | ANNOUNCED | ● high |
| 62.151.176.0/21 | IONOS SE | BGP | ANNOUNCED | ● high |
| 65.38.96.0/22 | IONOS SE | BGP | ANNOUNCED | ● high |
| 66.175.232.0/21 | IONOS SE | BGP | ANNOUNCED | ● high |
| 66.179.80.0/22 | IONOS SE | BGP | ANNOUNCED | ● high |
| 66.179.92.0/22 | IONOS SE | BGP | ANNOUNCED | ● high |
| 66.179.136.0/22 | IONOS SE | BGP | ANNOUNCED | ● high |
| 66.179.188.0/22 | IONOS SE | BGP | ANNOUNCED | ● high |
| 66.179.208.0/22 | IONOS SE | BGP | ANNOUNCED | ● high |
| 66.179.240.0/22 | IONOS SE | BGP | ANNOUNCED | ● high |
| 66.179.248.0/21 | IONOS SE | BGP | ANNOUNCED | ● high |
| 67.217.240.0/21 | IONOS SE | BGP | ANNOUNCED | ● high |
| 69.48.200.0/21 | IONOS SE | BGP | ANNOUNCED | ● high |
| 70.35.192.0/20 | IONOS SE | BGP | ANNOUNCED | ● high |
| 74.208.0.0/16 | IONOS SE | BGP | ANNOUNCED | ● high |
| 74.208.38.0/23 | IONOS SE | BGP | ANNOUNCED | ● high |
| 74.208.60.0/22 | IONOS SE | BGP | ANNOUNCED | ● high |
| 74.208.96.0/24 | IONOS SE | BGP | ANNOUNCED | ● high |
| 74.208.98.0/24 | IONOS SE | BGP | ANNOUNCED | ● high |
| 74.208.100.0/24 | IONOS SE | BGP | ANNOUNCED | ● high |
| 74.208.104.0/22 | IONOS SE | BGP | ANNOUNCED | ● high |
| 74.208.110.0/24 | IONOS SE | BGP | ANNOUNCED | ● high |
| 74.208.163.0/24 | IONOS SE | BGP | ANNOUNCED | ● high |
| 74.208.172.0/24 | IONOS SE | BGP | ANNOUNCED | ● high |
| 74.208.188.0/23 | IONOS SE | BGP | ANNOUNCED | ● high |
| 74.208.204.0/24 | IONOS SE | BGP | ANNOUNCED | ● high |
| 74.208.209.0/24 | IONOS SE | BGP | ANNOUNCED | ● high |
| 74.208.221.0/24 | IONOS SE | BGP | ANNOUNCED | ● high |
| 74.208.224.0/24 | IONOS SE | BGP | ANNOUNCED | ● high |
| 74.208.226.0/24 | IONOS SE | BGP | ANNOUNCED | ● high |
| 74.208.241.0/24 | IONOS SE | BGP | ANNOUNCED | ● high |
| 74.208.243.0/24 | IONOS SE | BGP | ANNOUNCED | ● high |
| 74.208.246.0/24 | IONOS SE | BGP | ANNOUNCED | ● high |
| 74.208.254.0/24 | IONOS SE | BGP | ANNOUNCED | ● high |
| 77.68.0.0/17 | IONOS SE | BGP | ANNOUNCED | ● high |
| 77.68.66.0/23 | IONOS SE | BGP | ANNOUNCED | ● high |
| 77.68.110.0/23 | IONOS SE | BGP | ANNOUNCED | ● high |
| 78.137.96.0/21 | IONOS SE | BGP | ANNOUNCED | ● high |
| 79.99.40.0/21 | IONOS SE | BGP | ANNOUNCED | ● high |
| 79.99.42.0/24 | IONOS SE | BGP | ANNOUNCED | ● high |
| 80.81.192.123/32 | IONOS SE | PEERINGDB | ASSIGNED | ● high |
| 80.81.193.123/32 | IONOS SE | PEERINGDB | ASSIGNED | ● high |
| 81.19.144.0/20 | IONOS SE | BGP | ANNOUNCED | ● high |
Domains hosted in this network
what's this?Customer-delegated space
how is this classified?
Unclassified
1,338 (95.0%)
Operator infrastructure (named)
36 (2.6%)
Customer access pools
35 (2.5%)
Corporate group (2 confirmed entities)
+204 additional unconfirmed candidates not shown — full list (JSON)- Cronon GmbH 33 blocks
Network trust
what's this?
RPKI hygiene: A
how networks compare →
97.7%
of checked blocks have valid RPKI ROA coverage
(1,376 of 1,409)
Possible discrepancies (5)
These blocks are registered to IONOS SE but cryptographically authorized for a different, unrelated network (3 distinct holders) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.
| 2a00:1a68::/32 /32 | authorized for AS38955 — World4You Internet Services GmbH |
| 81.19.144.0/20 /20 | authorized for AS38955 — World4You Internet Services GmbH |
| 185.132.32.0/22 /22 | authorized for AS15418 — Fasthosts Internet Limited |
| 185.122.183.0/24 /24 | authorized for AS6724 — Strato GmbH |
| 185.127.30.0/24 /24 | authorized for AS6724 — Strato GmbH |
NIC Handles
11INT
1AD-ARIN
1NO-ARIN
1NO-ARIN
1NO-ARIN
1NOC-ARIN
ABDE2-RIPE
ARO12-RIPE
ARSYS-RIPE-MNT
AS15418-MNT
AS15418-MNT
AS54548
+24 more