81.173.20.0/24 - No.31,Jin Rong Street (AS4134)
CIDR
81.173.20.0/24
IP Version
IPv4
Addresses
256
Mask
/24 (255.255.255.0)
Country
🇨🇳 China
RIR
RIPE
Status
assigned
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 81.173.20.0/24 | AS4134 CHINANET-BACKBONE - No.31,Jin-rong Street | Valid | Other IRRRIPE | 2026-10-13 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 81.173.20.0/24 | AS4134 | /24 | ripe |
Transfer History
Registry transfers of 81.173.20.0/24, blocks inside it, or blocks containing it.
- 81.173.16.0/20Transfer ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 81.173.16.0/20 | GarnierProjects BV | China Telecom Europe Ltd. | Transfer |
Related Prefixes
Geolocation
Country🇨🇳ChinaCN
Coordinates35.8617, 104.1954 ↗
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/81.173.20.0/24Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/81.173.20.0/24" | jq
External Links