SEFFNER UND SCHLESIER GMBH
SEFFNER-UND-SCHLESIER-GMBH
Data as of 2026-09-13
Registry
This organisation
| Netblocks | 6 |
| IPv6 | 6 prefixes (largest 2a01:4f8:221:11cf::/64) |
| Also registered under this name | 9 netblocks across 2 separate records |
| Record ID | 241014132 |
| Registry | RIPE |
| Customers | see who runs inside this network → |
Evidence & provenance ?
| Attribution | Registry record |
| Shared handles | clustered on 3 shared RIR contact/maintainer handles |
| Registry names | 1 distinct registrant name across these blocks |
| full provenance (JSON) → · how attribution works · report an issue | |
IP Ranges (6)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 2a01:4f8:221:11cf::/64 | SEFFNER-UND-SCHLESIER-GMBH | RIPE | ASSIGNED | ● low |
| 2a01:4f9:2b:2046::/64 | SEFFNER-UND-SCHLESIER-GMBH | RIPE | ASSIGNED | ● low |
| 2a01:4f9:4a:2861::/64 | SEFFNER-UND-SCHLESIER-GMBH | RIPE | ASSIGNED | ● low |
| 2a01:4f9:6b:2317::/64 | SEFFNER-UND-SCHLESIER-GMBH | RIPE | ASSIGNED | ● low |
| 2a01:4f9:3071:1fe9::/64 | SEFFNER-UND-SCHLESIER-GMBH | RIPE | ASSIGNED | ● low |
| 2a01:4f9:3081:5268::/64 | SEFFNER-UND-SCHLESIER-GMBH | RIPE | ASSIGNED | ● low |
IPv6 ranges (6)
Footprint over time
9 weekly snapshots · JSON
6
0 netblocks since 2026-07-05
2026-07-05
peak 6
2026-09-06
Network trust
what's this?
RPKI hygiene: A
how networks compare →
100.0%
of checked blocks have valid RPKI ROA coverage
(6 of 6)
No discrepancies found among checked blocks.
NIC Handles
DUMY-RIPE
DUMY-RIPE
HOS-GUN