61.147.136.0/21 - CHINATELECOM JIANGSU NANJING IDC Nanjing, Jiangsu Province, P.R.China (AS137702)
IPv4APNICannouncedAS137702CHINATELECOM-JIANGSU-NANJING-IDC Nanjing, Jiangsu Province, P.R.China. RPKI Valid
CIDR
61.147.136.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇨🇳 China
City
Nanjing
RIR
APNIC
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
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| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 61.147.136.0/21 | AS137702 CHINATELECOM-JIANGSU-NANJING-IDC Nanjing, Jiangsu Province, P.R.China. | Valid | Other IRR | 2026-10-11 |
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 61.147.0.0/16 | AS4134 CHINANET-BACKBONE No.31,Jin-rong Street | Valid | - | 2026-10-11 |
Related Prefixes
More prefixes of AS137702
All prefixes of AS137702 →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/61.147.136.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/61.147.136.0/21" | jq
External Links