163.177.144.0/21 - China Unicom Guangdong IP Network (AS136958)
CIDR
163.177.144.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇨🇳 China
City
Guangzhou
RIR
APNIC
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 163.177.144.0/21 | AS136958 UNICOM-GuangZhou-IDC - China Unicom Guangdong IP network | Valid | APNIC | 2026-10-12 |
Related Announcements
1 less-specific, 3 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 163.177.0.0/16 | AS17816 CHINA169-GZ - China Unicom IP network China169 Guangdong province | Valid | - | 2026-10-12 |
| 163.177.149.0/24 | AS136958 UNICOM-GuangZhou-IDC - China Unicom Guangdong IP network | Valid | - | 2026-10-12 |
| 163.177.150.0/24 | AS136958 UNICOM-GuangZhou-IDC - China Unicom Guangdong IP network | Valid | - | 2026-10-12 |
| 163.177.151.0/24 | AS136958 UNICOM-GuangZhou-IDC - China Unicom Guangdong IP network | Valid | - | 2026-10-12 |
Related Prefixes
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/163.177.144.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/163.177.144.0/21" | jq
External Links