222.163.0.0/16 - CHINA UNICOM China169 Backbone (AS4837)
CIDR
222.163.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇨🇳 China
City
Jilin City
RIR
RIPE
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 222.163.0.0/16 | AS4837 CHINA169-Backbone - CHINA UNICOM China169 Backbone | Valid | Other IRR | 2026-10-13 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 222.163.0.0/16 | AS4837 | /16 | apnic |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS4837 | Other IRR | MAINT-AS58453 | 2023-11-13 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 222.163.0.0/19 | 🇨🇳CN | allocated | |
| 222.163.24.0/27 | 🇨🇳CN | assigned | |
| 222.163.24.32/27 | 🇨🇳CN | assigned | |
| 222.163.24.64/27 | 🇨🇳CN | assigned | |
| 222.163.24.96/27 | 🇨🇳CN | assigned | |
| 222.163.24.128/27 | 🇨🇳CN | assigned | |
| 222.163.24.160/27 | 🇨🇳CN | assigned | |
| 222.163.24.192/27 | 🇨🇳CN | assigned | |
| 222.163.24.224/27 | 🇨🇳CN | assigned | |
| 222.163.25.0/27 | 🇨🇳CN | assigned | |
| 222.163.25.32/27 | 🇨🇳CN | assigned | |
| 222.163.25.64/27 | 🇨🇳CN | assigned | |
| 222.163.25.96/27 | 🇨🇳CN | assigned | |
| 222.163.25.128/27 | 🇨🇳CN | assigned | |
| 222.163.25.160/27 | 🇨🇳CN | assigned | |
| 222.163.25.192/27 | 🇨🇳CN | assigned | |
| 222.163.25.224/27 | 🇨🇳CN | assigned | |
| 222.163.26.0/27 | 🇨🇳CN | assigned | |
| 222.163.26.32/27 | 🇨🇳CN | assigned | |
| 222.163.26.64/27 | 🇨🇳CN | assigned | |
| 222.163.26.96/27 | 🇨🇳CN | assigned | |
| 222.163.26.128/27 | 🇨🇳CN | assigned | |
| 222.163.26.160/27 | 🇨🇳CN | assigned | |
| 222.163.26.192/27 | 🇨🇳CN | assigned | |
| 222.163.26.224/27 | 🇨🇳CN | assigned | |
| 222.163.27.0/27 | 🇨🇳CN | assigned | |
| 222.163.27.32/27 | 🇨🇳CN | assigned | |
| 222.163.27.36/32 | 🇨🇳CN | assigned | |
| 222.163.27.64/27 | 🇨🇳CN | assigned | |
| 222.163.27.96/27 | 🇨🇳CN | assigned | |
| 222.163.27.128/27 | 🇨🇳CN | assigned | |
| 222.163.27.160/27 | 🇨🇳CN | assigned | |
| 222.163.27.192/27 | 🇨🇳CN | assigned | |
| 222.163.27.224/27 | 🇨🇳CN | assigned | |
| 222.163.27.236/30 | 🇨🇳CN | assigned | |
| 222.163.27.240/30 | 🇨🇳CN | assigned | |
| 222.163.27.248/30 | 🇨🇳CN | assigned | |
| 222.163.32.0/19 | 🇨🇳CN | allocated | |
| 222.163.64.0/18 | 🇨🇳CN | allocated | |
| 222.163.128.0/17 | 🇨🇳CN | allocated | |
| 222.163.128.0/29 | 🇨🇳CN | assigned | |
| 222.163.128.8/30 | 🇨🇳CN | assigned | |
| 222.163.128.12/30 | 🇨🇳CN | assigned | |
| 222.163.128.16/29 | 🇨🇳CN | assigned | |
| 222.163.128.24/30 | 🇨🇳CN | assigned | |
| 222.163.128.28/30 | 🇨🇳CN | assigned | |
| 222.163.128.32/30 | 🇨🇳CN | assigned | |
| 222.163.128.36/30 | 🇨🇳CN | assigned | |
| 222.163.128.40/30 | 🇨🇳CN | assigned | |
| 222.163.128.44/30 | 🇨🇳CN | assigned | |
| 222.163.128.48/29 | 🇨🇳CN | assigned | |
| 222.163.128.56/30 | 🇨🇳CN | assigned | |
| 222.163.128.60/30 | 🇨🇳CN | assigned | |
| 222.163.128.64/30 | 🇨🇳CN | assigned | |
| 222.163.128.68/30 | 🇨🇳CN | assigned | |
| 222.163.128.72/30 | 🇨🇳CN | assigned | |
| 222.163.128.76/30 | 🇨🇳CN | assigned | |
| 222.163.128.80/30 | 🇨🇳CN | assigned | |
| 222.163.128.84/30 | 🇨🇳CN | assigned | |
| 222.163.128.88/29 | 🇨🇳CN | assigned | |
| 222.163.128.96/29 | 🇨🇳CN | assigned | |
| 222.163.128.104/30 | 🇨🇳CN | assigned | |
| 222.163.128.108/30 | 🇨🇳CN | assigned | |
| 222.163.128.112/30 | 🇨🇳CN | assigned | |
| 222.163.128.116/30 | 🇨🇳CN | assigned | |
| 222.163.128.120/30 | 🇨🇳CN | assigned | |
| 222.163.128.124/30 | 🇨🇳CN | assigned | |
| 222.163.128.128/30 | 🇨🇳CN | assigned | |
| 222.163.128.132/30 | 🇨🇳CN | assigned | |
| 222.163.128.136/30 | 🇨🇳CN | assigned | |
| 222.163.128.140/30 | 🇨🇳CN | assigned | |
| 222.163.128.144/30 | 🇨🇳CN | assigned | |
| 222.163.128.148/30 | 🇨🇳CN | assigned | |
| 222.163.128.152/30 | 🇨🇳CN | assigned | |
| 222.163.128.156/30 | 🇨🇳CN | assigned | |
| 222.163.128.160/30 | 🇨🇳CN | assigned | |
| 222.163.128.164/30 | 🇨🇳CN | assigned | |
| 222.163.128.168/29 | 🇨🇳CN | assigned | |
| 222.163.128.176/29 | 🇨🇳CN | assigned | |
| 222.163.128.184/30 | 🇨🇳CN | assigned | |
| 222.163.128.188/30 | 🇨🇳CN | assigned | |
| 222.163.128.192/28 | 🇨🇳CN | assigned | |
| 222.163.128.208/30 | 🇨🇳CN | assigned | |
| 222.163.128.212/30 | 🇨🇳CN | assigned | |
| 222.163.128.216/30 | 🇨🇳CN | assigned | |
| 222.163.128.220/30 | 🇨🇳CN | assigned | |
| 222.163.128.224/29 | 🇨🇳CN | assigned | |
| 222.163.128.232/30 | 🇨🇳CN | assigned | |
| 222.163.128.236/30 | 🇨🇳CN | assigned | |
| 222.163.128.240/30 | 🇨🇳CN | assigned | |
| 222.163.128.244/30 | 🇨🇳CN | assigned | |
| 222.163.128.248/29 | 🇨🇳CN | assigned | |
| 222.163.237.0/27 | 🇨🇳CN | assigned | |
| 222.163.237.32/27 | 🇨🇳CN | assigned | |
| 222.163.237.64/27 | 🇨🇳CN | assigned | |
| 222.163.237.96/27 | 🇨🇳CN | assigned | |
| 222.163.237.128/27 | 🇨🇳CN | assigned | |
| 222.163.237.160/27 | 🇨🇳CN | assigned | |
| 222.163.237.192/27 | 🇨🇳CN | assigned | |
| 222.163.237.224/27 | 🇨🇳CN | assigned |
Related Prefixes
More prefixes of AS4837
All prefixes of AS4837 →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 transfer marketTransfers published by all five RIRs
API
Open https://api.ipctl.io/v1/prefix/222.163.0.0/16Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/222.163.0.0/16" | jq
External Links