91.204.5.0/24 - WISSENSCHAFTSLADEN Dortmund E.V (AS31371)
CIDR
91.204.5.0/24
IP Version
IPv4
Addresses
256
Mask
/24 (255.255.255.0)
Country
🇩🇪 Germany
City
Dortmund (Innenstadt Nord)
RIR
RIPE NCC
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 91.204.5.0/24 | AS31371 WISSENSCHAFTSLADEN-AS Wissenschaftsladen Dortmund e.V. | No ROA | RIPE | 2026-10-11 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 91.204.4.0/22 | AS31371 WISSENSCHAFTSLADEN-AS Wissenschaftsladen Dortmund e.V. | No ROA | - | 2026-10-11 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS31371 | RIPE | FREE-MNT | 2026-06-10 |
Related Prefixes
Geolocation
Country🇩🇪GermanyDE
RegionNorth Rhine-Westphalia
CityDortmund (Innenstadt Nord)
Coordinates51.5277, 7.4650 ↗
Abuse Contact
Learn more
- RPKI and ROAs explainedWhat RPKI valid, invalid and no ROA mean
- RPKI validatorCheck ROA coverage for any prefix or ASN
- What is BGP?How prefixes are announced and routed
- More-specific prefixesGlossary: covering and more-specific routes
- IPv4 transfers in the RIPE NCC regionWho bought and sold address space recently
API
Open https://api.ipctl.io/v1/prefix/91.204.5.0/24Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/91.204.5.0/24" | jq
External Links