216.203.12.0/23 - BGP Prefix
IPv4not announcedNo ROA
CIDR
216.203.12.0/23
IP Version
IPv4
Addresses
512
Mask
/23 (255.255.254.0)
Country
🇺🇸 United States
City
Philadelphia (Center City)
Status
not announced
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
2 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 216.203.12.0/24 | AS7381 SRS-6-Z-7381 - BroadbandONE, LLC | No ROA | - | 2026-10-12 |
| 216.203.13.0/24 | AS136787 PACKETHUBSA-AS-AP - PacketHub S.A. | Valid | - | 2026-10-12 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 216.203.12.0/24 | AS7381 | 🇺🇸US | allocated |
| 216.203.13.0/24 | AS136787 | 🇺🇸US | allocated |
| 216.203.13.0/25 | 🇺🇸US | assigned | |
| 216.203.13.128/25 | 🇺🇸US | assigned |
Transfer History
Registry transfers of 216.203.12.0/23, blocks inside it, or blocks containing it.
- 216.203.13.0/24inter-RIRTransfer ·
- 216.203.12.0/23M&A ·
Geolocation
Country🇺🇸United StatesUS
RegionPennsylvania
CityPhiladelphia (Center City)
Coordinates39.9596, -75.1610 ↗
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 transfer marketTransfers published by all five RIRs
API
Open https://api.ipctl.io/v1/prefix/216.203.12.0/23Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/216.203.12.0/23" | jq
External Links