LEITWERK AG
Cluster stats
| Netblocks | 34 |
| All fragments | 36 blocks across 2 clusters |
| Cluster ID | 191605694 |
| Registry | BGP |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | unresolved |
| Shared handles | clustered on 14 shared RIR contact/maintainer handles |
| Registry names | 6 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
Footprint over time
2 weekly snapshots · JSON
34
0 netblocks since 2026-07-05
2026-07-05
peak 34
2026-07-06
IP Ranges (34)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 80.81.196.133/32 | LEITWERK | PEERINGDB | ASSIGNED | ● high |
| 185.39.14.0/23 | LEITWERK AG | BGP | ANNOUNCED | ● high |
| 194.41.0.0/24 | LEITWERK AG | BGP | ANNOUNCED | ● high |
| 217.28.96.0/25 | LEITWERK AG | RIPE | ASSIGNED PA | ● high |
| 217.28.96.0/21 | LEITWERK AG | BGP | ANNOUNCED | ● high |
| 217.28.97.0/26 | LEITWERK AG | RIPE | ASSIGNED PA | ● high |
| 217.28.97.64/26 | LEITWERK AG | RIPE | ASSIGNED PA | ● high |
| 217.28.97.128/26 | LEITWERK AG | RIPE | ASSIGNED PA | ● high |
| 217.28.97.192/26 | LEITWERK AG | RIPE | ASSIGNED PA | ● high |
| 217.28.98.48/29 | LEITWERK AG | RIPE | ASSIGNED PA | ● high |
| 217.28.98.128/25 | LEITWERK AG | RIPE | ASSIGNED PA | ● high |
| 217.28.99.0/26 | LEITWERK AG | RIPE | ASSIGNED PA | ● high |
| 217.28.99.64/28 | LEITWERK AG | RIPE | ASSIGNED PA | ● high |
| 217.28.100.0/24 | LEITWERK AG | RIPE | ASSIGNED PA | ● high |
| 217.28.101.0/24 | LEITWERK AG | RIPE | ASSIGNED PA | ● high |
| 217.28.104.0/22 | LEITWERK AG | BGP | ANNOUNCED | ● high |
| 217.28.108.0/22 | LEITWERK AG | BGP | ANNOUNCED | ● high |
| 2001:67c:39c::/48 | LEITWERK AG | RIPE | ASSIGNED PI | ● high |
| 2001:67c:39c::/48 | LEITWERK AG | BGP | ANNOUNCED | ● high |
| 2001:7f8::3e16:0:1/128 | LEITWERK | PEERINGDB | ASSIGNED | ● high |
| 2a02:ba8::/32 | LEITWERK AG | BGP | ANNOUNCED | ● high |
| 88.217.163.136/29 | LEITWERK-NET | RIPE | ASSIGNED PA | ● low |
| 185.88.144.0/22 | LEITWERK AG | RIPE | ALLOCATED PA | ● low |
| 194.41.0.0/24 | LEITWERK AG | RIPE | ASSIGNED PI | ● low |
| 217.28.96.0/20 | LEITWERK AG | RIPE | ALLOCATED PA | ● low |
| 217.28.96.192/30 | LEITWERK-AG-NET | RIPE | ASSIGNED PA | ● low |
| 217.28.102.128/29 | LEITWERK AG | RIPE | ASSIGNED PA | ● low |
| 217.28.104.0/24 | LEITWERK-AG-NET | RIPE | ASSIGNED PA | ● low |
| 217.28.105.0/24 | LEITWERK-AG-NET | RIPE | ASSIGNED PA | ● low |
| 217.28.106.0/24 | LEITWERK-AG-NET | RIPE | ASSIGNED PA | ● low |
| 217.28.107.0/24 | LEITWERK-AG-NET | RIPE | ASSIGNED PA | ● low |
| 217.28.110.0/24 | LEITWERK-AG | RIPE | ASSIGNED PA | ● low |
| 217.28.111.0/24 | LEITWERK-AG | RIPE | ASSIGNED PA | ● low |
| 2a02:ba8::/32 | LEITWERK AG | RIPE | ALLOCATED-BY-RIR | ● low |
Network trust
what's this?
RPKI hygiene: B
how networks compare →
94.1%
of checked blocks have valid RPKI ROA coverage
(32 of 34)
Possible discrepancies (1)
These blocks are registered to LEITWERK AG 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.
| 185.88.144.0/22 /22 | authorized for AS208235 — Link2Air GmbH |
NIC Handles
AR63365-RIPE
AS15894
AS15894
DUMY-RIPE
DUMY-RIPE
JB70281-MNT
LEITWERK-MNT
LEITWERK-MNT
MNET-MNT
MNT-CONNECT-KA
ORG-LA1646-RIPE
ORG-LGfa1-RIPE
+2 more