27.50.48.0/21 - BGP Prefix
IPv4APNICassigned RPKI Valid
CIDR
27.50.48.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇩🇪 Germany
City
Köln
RIR
APNIC
Status
assigned
Allocated
-
Announced BGP Routes
0 of 0 routesRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| This prefix is not announced as a whole. Parts of it are announced as more-specific prefixes, see below. | ||||
More-Specific Announcements
6 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 27.50.48.0/24 | AS209242 CLOUDFLARESPECTRUM Cloudflare London, LLC | Valid | - | 2026-10-12 |
| 27.50.49.0/24 | AS209242 CLOUDFLARESPECTRUM Cloudflare London, LLC | Valid | - | 2026-10-12 |
| 27.50.52.0/24 | AS64050 BGNL-HK - BGP Network Limited | Valid | - | 2026-10-12 |
| 27.50.53.0/24 | AS64050 BGNL-HK - BGP Network Limited | Valid | - | 2026-10-12 |
| 27.50.54.0/24 | AS152194 CTGSERVERLIMITED-AS-AP - CTG Server Limited | Valid | - | 2026-10-12 |
| 27.50.55.0/24 | AS152194 CTGSERVERLIMITED-AS-AP - CTG Server Limited | Valid | - | 2026-10-12 |
RPKI ROAs
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 27.50.54.0/24 | AS152194 | 🇭🇰HK | assigned |
| 27.50.55.0/24 | AS152194 | 🇯🇵JP | assigned |
Transfer History
Registry transfers of 27.50.48.0/21, blocks inside it, or blocks containing it.
- 27.50.48.0/20Transfer ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 27.50.48.0/20 | Transfer |
Geolocation
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 APNIC regionWho bought and sold address space recently
API
Open https://api.ipctl.io/v1/prefix/27.50.48.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/27.50.48.0/21" | jq
External Links