Mathias Peter IT-Systemhaus e.K.
Cluster stats
| Netblocks | 16 |
| All fragments | 20 blocks across 2 clusters |
| Cluster ID | 193979005 |
| Registry | RIPE |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | unresolved |
| Shared handles | clustered on 5 shared RIR contact/maintainer handles |
| Registry names | 1 distinct registrant name across these blocks |
| full provenance (JSON) → · how attribution works | |
Footprint over time
2 weekly snapshots · JSON
16
0 netblocks since 2026-07-05
2026-07-05
peak 16
2026-07-06
IP Ranges (16)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 77.247.96.0/24 | Mathias Peter IT-Systemhaus e.K. | RIPE | ASSIGNED PA | ● low |
| 77.247.96.0/22 | Mathias Peter IT-Systemhaus e.K. | RIPE | ALLOCATED PA | ● low |
| 77.247.97.0/24 | Mathias Peter IT-Systemhaus e.K. | RIPE | ASSIGNED PA | ● low |
| 185.202.196.0/22 | Mathias Peter IT-Systemhaus e.K. | RIPE | ALLOCATED PA | ● low |
| 185.202.196.192/26 | Mathias Peter IT-Systemhaus e.K. | RIPE | ASSIGNED PA | ● low |
| 185.202.199.0/25 | Mathias Peter IT-Systemhaus e.K. | RIPE | ASSIGNED PA | ● low |
| 185.202.199.128/26 | Mathias Peter IT-Systemhaus e.K. | RIPE | ASSIGNED PA | ● low |
| 185.202.199.192/26 | Mathias Peter IT-Systemhaus e.K. | RIPE | ASSIGNED PA | ● low |
| 2a0a:dc40::/30 | Mathias Peter IT-Systemhaus e.K. | RIPE | ALLOCATED-BY-LIR | ● low |
| 2a0a:dc40::/29 | Mathias Peter IT-Systemhaus e.K. | RIPE | ALLOCATED-BY-RIR | ● low |
| 2a0a:dc40::/64 | Mathias Peter IT-Systemhaus e.K. | RIPE | ASSIGNED | ● low |
| 2a0a:dc40:0:20::/64 | Mathias Peter IT-Systemhaus e.K. | RIPE | ASSIGNED | ● low |
| 2a0a:dc40:0:128::/64 | Mathias Peter IT-Systemhaus e.K. | RIPE | ASSIGNED | ● low |
| 2a0a:dc40:0:192::/64 | Mathias Peter IT-Systemhaus e.K. | RIPE | ASSIGNED | ● low |
| 2a0a:dc44::/30 | Mathias Peter IT-Systemhaus e.K. | RIPE | ALLOCATED-BY-LIR | ● low |
| 2a0a:dc46::/32 | Mathias Peter IT-Systemhaus e.K. | RIPE | ALLOCATED-BY-LIR | ● low |
Network trust
what's this?
RPKI hygiene: B
how networks compare →
93.8%
of checked blocks have valid RPKI ROA coverage
(15 of 16)
Possible discrepancies (7)
These blocks are registered to Mathias Peter IT-Systemhaus e.K. but cryptographically authorized for a different, unrelated network (2 distinct holders) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.
| 2a0a:dc40::/30 /30 | authorized for AS12843 — TelemaxX Telekommunikation GmbH |
| 2a0a:dc44::/30 /30 | authorized for AS20676 — Plusnet GmbH |
| 2a0a:dc46::/32 /32 | authorized for AS20676 — Plusnet GmbH |
| 185.202.196.0/22 /22 | authorized for AS12843 — TelemaxX Telekommunikation GmbH |
| 77.247.96.0/22 /22 | authorized for AS20676 — Plusnet GmbH |
| 77.247.96.0/24 /24 | authorized for AS20676 — Plusnet GmbH |
| 77.247.97.0/24 /24 | authorized for AS20676 — Plusnet GmbH |
NIC Handles
DUMY-RIPE
DUMY-RIPE
ORG-MP140-RIPE
RIPE-NCC-HM-MNT
de-mathpeter-1-mnt