91.204.4.0/22
🇩🇪CIDR
91.204.4.0/22
IP Version
IPv4
Addresses
1K
Mask
/22 (255.255.252.0)
Country
🇩🇪 Germany
City
Dortmund (Innenstadt Nord)
RIR
RIPENCC
Status
assigned
Allocated
5/22/2008
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 91.204.4.0/22 | AS31371WISSENSCHAFTSLADEN-AS Wissenschaftsladen Dortmund e.V. | No ROA | RIPE | 5/31/2026 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 91.204.7.0/24 | AS31371WISSENSCHAFTSLADEN-AS Wissenschaftsladen Dortmund e.V. | No ROA | — | 5/31/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS31371 | RIPE | FREE-MNT | 5/24/2008 |
Geolocation
Country🇩🇪GermanyDE
RegionNorth Rhine-Westphalia
CityDortmund (Innenstadt Nord)
Coordinates51.5277, 7.4650 ↗
Abuse Contact
API
Open https://api.ipctl.io/v1/prefix/91.204.4.0/22Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/91.204.4.0/22" | jq
External Links