203.77.32.0/20 - UBBNET TW UNION BROADBAND NETWORK (AS24164)
CIDR
203.77.32.0/20
IP Version
IPv4
Addresses
4K
Mask
/20 (255.255.240.0)
Country
🇹🇼 Taiwan
City
Taipei
RIR
APNIC
Status
allocated
Allocated
1998-09-09
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 203.77.32.0/20 | AS24164 UBBNET-AS-TW UNION BROADBAND NETWORK | Valid | - | 2026-10-11 |
Related Announcements
2 less-specific, 6 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 203.77.0.0/18 | AS24164 UBBNET-AS-TW UNION BROADBAND NETWORK | Valid | - | 2026-10-11 |
| 203.77.32.0/19 | AS24164 UBBNET-AS-TW UNION BROADBAND NETWORK | Valid | - | 2026-10-11 |
| 203.77.32.0/22 | AS24164 UBBNET-AS-TW UNION BROADBAND NETWORK | Valid | - | 2026-10-11 |
| 203.77.36.0/24 | AS24164 UBBNET-AS-TW UNION BROADBAND NETWORK | Valid | - | 2026-10-11 |
| 203.77.37.0/24 | AS9924 TFN-TW Taiwan Fixed Network, Telco and Network Service Provider. | Valid | - | 2026-10-11 |
| 203.77.38.0/23 | AS24164 UBBNET-AS-TW UNION BROADBAND NETWORK | Valid | - | 2026-10-11 |
| 203.77.40.0/22 | AS24165 UBBNET-AS-TW UNION BROADBAND NETWORK | Valid | - | 2026-10-11 |
| 203.77.44.0/22 | AS24165 UBBNET-AS-TW UNION BROADBAND NETWORK | Valid | - | 2026-10-11 |
Related Prefixes
More prefixes of AS24164
All prefixes of AS24164 →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/203.77.32.0/20Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/203.77.32.0/20" | jq
External Links