202.102.224.0/19 - CHINA UNICOM China169 Backbone (AS4837)
CIDR
202.102.224.0/19
IP Version
IPv4
Addresses
8.1K
Mask
/19 (255.255.224.0)
Country
🇨🇳 China
City
Zhengzhou
RIR
APNIC
Status
assigned
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 202.102.224.0/19 | AS4837 CHINA169-Backbone - CHINA UNICOM China169 Backbone | Valid | APNICOther IRR | 2026-10-13 |
More-Specific Announcements
3 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 202.102.224.0/24 | AS4837 CHINA169-Backbone - CHINA UNICOM China169 Backbone | Valid | - | 2026-10-13 |
| 202.102.225.0/24 | AS4837 CHINA169-Backbone - CHINA UNICOM China169 Backbone | Valid | - | 2026-10-13 |
| 202.102.227.0/24 | AS4837 CHINA169-Backbone - CHINA UNICOM China169 Backbone | Valid | - | 2026-10-13 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 202.102.224.0/19 | AS4837 | /19 | apnic |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 202.102.224.0/21 | 🇨🇳CN | allocated | |
| 202.102.225.0/30 | 🇨🇳CN | assigned | |
| 202.102.230.0/26 | 🇨🇳CN | assigned | |
| 202.102.232.0/21 | 🇨🇳CN | allocated | |
| 202.102.237.0/28 | 🇨🇳CN | assigned | |
| 202.102.237.16/28 | 🇨🇳CN | assigned | |
| 202.102.237.104/29 | 🇨🇳CN | assigned | |
| 202.102.237.144/28 | 🇨🇳CN | assigned | |
| 202.102.237.224/28 | 🇨🇳CN | assigned | |
| 202.102.237.240/28 | 🇨🇳CN | assigned | |
| 202.102.238.32/28 | 🇨🇳CN | assigned | |
| 202.102.238.48/29 | 🇨🇳CN | assigned | |
| 202.102.238.56/29 | 🇨🇳CN | assigned | |
| 202.102.238.120/29 | 🇨🇳CN | assigned | |
| 202.102.239.64/29 | 🇨🇳CN | assigned | |
| 202.102.239.128/29 | 🇨🇳CN | assigned | |
| 202.102.239.136/29 | 🇨🇳CN | assigned | |
| 202.102.239.152/29 | 🇨🇳CN | assigned | |
| 202.102.239.176/29 | 🇨🇳CN | assigned | |
| 202.102.240.0/20 | 🇨🇳CN | allocated | |
| 202.102.240.64/27 | 🇨🇳CN | assigned | |
| 202.102.240.96/27 | 🇨🇳CN | assigned | |
| 202.102.241.96/27 | 🇨🇳CN | assigned | |
| 202.102.241.192/27 | 🇨🇳CN | assigned | |
| 202.102.241.224/27 | 🇨🇳CN | assigned | |
| 202.102.242.160/27 | 🇨🇳CN | assigned | |
| 202.102.242.208/29 | 🇨🇳CN | assigned | |
| 202.102.243.0/26 | 🇨🇳CN | assigned | |
| 202.102.243.64/26 | 🇨🇳CN | assigned | |
| 202.102.243.128/26 | 🇨🇳CN | assigned | |
| 202.102.243.192/26 | 🇨🇳CN | assigned | |
| 202.102.245.0/25 | 🇨🇳CN | assigned | |
| 202.102.246.0/26 | 🇨🇳CN | assigned | |
| 202.102.246.104/29 | 🇨🇳CN | assigned | |
| 202.102.246.128/26 | 🇨🇳CN | assigned | |
| 202.102.246.224/27 | 🇨🇳CN | assigned | |
| 202.102.247.0/25 | 🇨🇳CN | assigned | |
| 202.102.247.128/25 | 🇨🇳CN | assigned | |
| 202.102.248.96/29 | 🇨🇳CN | assigned | |
| 202.102.249.0/24 | 🇨🇳CN | assigned | |
| 202.102.251.0/24 | 🇨🇳CN | assigned | |
| 202.102.252.0/30 | 🇨🇳CN | assigned | |
| 202.102.252.4/30 | 🇨🇳CN | assigned | |
| 202.102.252.8/29 | 🇨🇳CN | assigned | |
| 202.102.252.16/30 | 🇨🇳CN | assigned | |
| 202.102.252.20/30 | 🇨🇳CN | assigned | |
| 202.102.252.24/30 | 🇨🇳CN | assigned | |
| 202.102.252.28/30 | 🇨🇳CN | assigned | |
| 202.102.252.32/30 | 🇨🇳CN | assigned | |
| 202.102.252.40/29 | 🇨🇳CN | assigned | |
| 202.102.252.48/30 | 🇨🇳CN | assigned | |
| 202.102.252.52/30 | 🇨🇳CN | assigned | |
| 202.102.252.56/29 | 🇨🇳CN | assigned | |
| 202.102.252.64/29 | 🇨🇳CN | assigned | |
| 202.102.252.72/29 | 🇨🇳CN | assigned | |
| 202.102.252.80/29 | 🇨🇳CN | assigned | |
| 202.102.252.88/29 | 🇨🇳CN | assigned | |
| 202.102.252.96/29 | 🇨🇳CN | assigned | |
| 202.102.252.104/29 | 🇨🇳CN | assigned | |
| 202.102.252.112/29 | 🇨🇳CN | assigned | |
| 202.102.252.120/29 | 🇨🇳CN | assigned | |
| 202.102.252.128/29 | 🇨🇳CN | assigned | |
| 202.102.252.136/29 | 🇨🇳CN | assigned | |
| 202.102.252.144/29 | 🇨🇳CN | assigned | |
| 202.102.252.152/29 | 🇨🇳CN | assigned | |
| 202.102.252.160/29 | 🇨🇳CN | assigned | |
| 202.102.252.168/29 | 🇨🇳CN | assigned | |
| 202.102.252.176/29 | 🇨🇳CN | assigned | |
| 202.102.252.184/29 | 🇨🇳CN | assigned | |
| 202.102.252.192/29 | 🇨🇳CN | assigned | |
| 202.102.252.200/29 | 🇨🇳CN | assigned | |
| 202.102.252.208/29 | 🇨🇳CN | assigned | |
| 202.102.252.216/30 | 🇨🇳CN | assigned | |
| 202.102.252.220/30 | 🇨🇳CN | assigned | |
| 202.102.252.224/30 | 🇨🇳CN | assigned | |
| 202.102.252.228/30 | 🇨🇳CN | assigned | |
| 202.102.252.232/29 | 🇨🇳CN | assigned | |
| 202.102.252.240/30 | 🇨🇳CN | assigned | |
| 202.102.252.244/30 | 🇨🇳CN | assigned | |
| 202.102.252.248/30 | 🇨🇳CN | assigned | |
| 202.102.252.252/30 | 🇨🇳CN | assigned | |
| 202.102.253.0/30 | 🇨🇳CN | assigned | |
| 202.102.253.4/30 | 🇨🇳CN | assigned | |
| 202.102.253.8/29 | 🇨🇳CN | assigned | |
| 202.102.253.16/28 | 🇨🇳CN | assigned | |
| 202.102.253.40/29 | 🇨🇳CN | assigned | |
| 202.102.253.48/29 | 🇨🇳CN | assigned | |
| 202.102.253.64/28 | 🇨🇳CN | assigned | |
| 202.102.253.112/29 | 🇨🇳CN | assigned | |
| 202.102.253.128/29 | 🇨🇳CN | assigned | |
| 202.102.253.164/30 | 🇨🇳CN | assigned | |
| 202.102.253.172/30 | 🇨🇳CN | assigned | |
| 202.102.253.176/28 | 🇨🇳CN | assigned | |
| 202.102.253.192/30 | 🇨🇳CN | assigned | |
| 202.102.253.196/30 | 🇨🇳CN | assigned | |
| 202.102.253.200/30 | 🇨🇳CN | assigned | |
| 202.102.253.204/30 | 🇨🇳CN | assigned | |
| 202.102.253.208/30 | 🇨🇳CN | assigned | |
| 202.102.253.212/30 | 🇨🇳CN | assigned | |
| 202.102.253.224/27 | 🇨🇳CN | assigned |
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/202.102.224.0/19Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/202.102.224.0/19" | jq
External Links