Sebastian Tessmann
BGP inherited
Cluster stats
| Netblocks | 2 |
| All fragments | 251 blocks across 76 clusters |
| Cluster ID | 195613500 |
| Registry | RIPE |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 4 shared RIR contact/maintainer handles |
| Registry names | 1 distinct registrant name across these blocks |
| full provenance (JSON) → · how attribution works | |
IP Ranges (2)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 2a0e:b107:13d9::/48 | Sebastian Tessmann | RIPE | ASSIGNED | ● high |
| 2a10:2f00:199::/48 | Sebastian Tessmann | RIPE | ASSIGNED | ● high |
Network trust
what's this?
RPKI hygiene: C
how networks compare →
50.0%
of checked blocks have valid RPKI ROA coverage
(1 of 2)
Possible discrepancies (1)
These blocks are registered to Sebastian Tessmann 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.
| 2a10:2f00:199::/48 /48 | authorized for AS216364 — Global Reach Technology EMEA Limited |
NIC Handles
DUMY-RIPE
DUMY-RIPE
ORG-TP137-RIPE
SBMT