163.53.44.0/22 - BGP Prefix
IPv4APNICallocated RPKI Valid
CIDR
163.53.44.0/22
IP Version
IPv4
Addresses
1K
Mask
/22 (255.255.252.0)
Country
🇨🇳 China
City
Haidian (Haidian Qu)
RIR
APNIC
Status
allocated
Allocated
2014-07-09
Announced BGP Routes
0 of 0 routesRPKI:
IRR:
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| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| This prefix is not announced as a whole. Parts of it are announced as more-specific prefixes, see below. | ||||
More-Specific Announcements
4 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 163.53.44.0/24 | AS4808 CHINA169-BJ - China Unicom Beijing Province Network | Valid | - | 2026-10-13 |
| 163.53.45.0/24 | AS4847 CNIX-AP - China Networks Inter-Exchange | No ROA | - | 2026-10-13 |
| 163.53.46.0/24 | AS63603 GSS-Networks - GSS China | Valid | - | 2026-10-13 |
| 163.53.47.0/24 | AS63603 GSS-Networks - GSS China | Valid | - | 2026-10-13 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS63603 | APNIC | MAINT-CNNIC-AP | 2020-06-17 |
Transfer History
Registry transfers of 163.53.44.0/22, blocks inside it, or blocks containing it.
- 163.53.44.0/22Transfer ·
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/163.53.44.0/22Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/163.53.44.0/22" | jq
External Links