203.30.0.0/20 - SOUTHERNPHONE AP Southern Phone Company (AS136994)
CIDR
203.30.0.0/20
IP Version
IPv4
Addresses
4K
Mask
/20 (255.255.240.0)
Country
🇦🇺 Australia
City
Sydney
RIR
APNIC
Status
allocated
Allocated
1996-07-23
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 203.30.0.0/20 | AS136994 SOUTHERNPHONE-AS-AP Southern Phone Company Ltd | No ROA | APNIC | 2026-10-11 |
More-Specific Announcements
14 more-specific announcementsTransfer History
Registry transfers of 203.30.0.0/20, blocks inside it, or blocks containing it.
- 203.30.0.0/20Transfer ·
Related Prefixes
More prefixes of AS136994
All prefixes of AS136994 →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/203.30.0.0/20Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/203.30.0.0/20" | jq
External Links