Hamburger Wasserwerke GmbH
Data as of 2026-09-13
BGP inherited
This organisation
| Netblocks | 11 · 424 IPv4 addresses |
| IPv6 | 3 prefixes (largest 2001:678:154::/48) |
| Record ID | 241656951 |
| Registry | BGP |
| Customers | see who runs inside this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 10 shared RIR contact/maintainer handles |
| Registry names | 3 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works · report an issue | |
IP Ranges (11)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 85.158.7.16/29 | Hamburger Wasserwerke GmbH | RIPE | ASSIGNED PA | ● high |
| 193.41.117.248/29 | Hamburger Wasserwerke GmbH | RIPE | ASSIGNED PA | ● high |
| 193.53.23.0/24 | Hamburger Wasserwerke GmbH | BGP | ANNOUNCED | ● high |
| 193.53.23.0/25 | Hamburger Wasserwerke GmbH | RIPE | ASSIGNED PA | ● high |
| 193.53.23.128/25 | Hamburger Wasserwerke GmbH | RIPE | ASSIGNED PA | ● high |
| 2001:678:154::/48 | Hamburger Wasserwerke GmbH | RIPE | ASSIGNED PI | ● high |
| 87.129.40.96/28 | HAMBURGER-WASSERWERKE-HAMBURG-NET | RIPE | ASSIGNED PA | ● low |
| 212.185.125.120/29 | HAMBURGER-WASSERWERKE-HAMBURG-NET | RIPE | ASSIGNED PA | ● low |
| 212.185.125.128/25 | HAMBURGER-WASSERWERKE-HAMBURG-NET | RIPE | ASSIGNED PA | ● low |
| 2003:c9:c078::/48 | HAMBURGER-WASSERWERKE-HAMBURG-NET | RIPE | ASSIGNED | ● low |
| 2003:ff:f01e::/48 | HAMBURGER-WASSERWERKE-HAMBURG-NET | RIPE | ASSIGNED | ● low |
IPv6 ranges (3)
Footprint over time
12 weekly snapshots · JSON
12
0 netblocks since 2026-07-05
2026-07-05
peak 12
2026-09-13
Network trust
what's this?
RPKI hygiene: A
how networks compare →
100.0%
of checked blocks have valid RPKI ROA coverage
(12 of 12)
Possible discrepancies (2)
These blocks are registered to Hamburger Wasserwerke GmbH 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.
| 2003:c9:c078::/48 /48 | authorized for AS3320 — Deutsche Telekom AG |
| 2003:ff:f01e::/48 /48 | authorized for AS3320 — Deutsche Telekom AG |
NIC Handles
AS203017
DTAG-NIC
DUMY-RIPE
DUMY-RIPE
HHWW-MNT
HHWW-MNT
ORG-HWG1-RIPE
RIPE-NCC-END-MNT
SCALEUP-MNT
SCALEUP-MNT