221.7.209.0/24 - BGP Prefix
IPv4APNICassigned RPKI Valid
CIDR
221.7.209.0/24
IP Version
IPv4
Addresses
256
Mask
/24 (255.255.255.0)
Country
🇨🇳 China
City
Beijing
RIR
APNIC
Status
assigned
Allocated
-
Announced BGP Routes
0 of 0 routesRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| This prefix is not currently announced in BGP. See covering prefix below. | ||||
Covering Prefix
1 less-specific announcement| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 221.7.128.0/17 | AS4837 CHINA169-Backbone - CHINA UNICOM China169 Backbone | Valid | - | 2026-10-13 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 221.7.128.0/17 | AS4837 | /17 | apnic |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 221.7.209.0/29 | 🇨🇳CN | assigned | |
| 221.7.209.8/29 | 🇨🇳CN | assigned | |
| 221.7.209.99/32 | 🇨🇳CN | assigned | |
| 221.7.209.100/31 | 🇨🇳CN | assigned | |
| 221.7.209.102/32 | 🇨🇳CN | assigned | |
| 221.7.209.103/32 | 🇨🇳CN | assigned | |
| 221.7.209.128/30 | 🇨🇳CN | assigned | |
| 221.7.209.132/30 | 🇨🇳CN | assigned | |
| 221.7.209.136/30 | 🇨🇳CN | assigned | |
| 221.7.209.140/30 | 🇨🇳CN | assigned | |
| 221.7.209.144/30 | 🇨🇳CN | assigned | |
| 221.7.209.148/30 | 🇨🇳CN | assigned | |
| 221.7.209.152/30 | 🇨🇳CN | assigned | |
| 221.7.209.156/30 | 🇨🇳CN | assigned | |
| 221.7.209.160/30 | 🇨🇳CN | assigned | |
| 221.7.209.164/30 | 🇨🇳CN | assigned | |
| 221.7.209.168/30 | 🇨🇳CN | assigned | |
| 221.7.209.172/30 | 🇨🇳CN | assigned | |
| 221.7.209.176/30 | 🇨🇳CN | assigned | |
| 221.7.209.180/30 | 🇨🇳CN | assigned | |
| 221.7.209.184/30 | 🇨🇳CN | assigned | |
| 221.7.209.188/30 | 🇨🇳CN | assigned | |
| 221.7.209.192/27 | 🇨🇳CN | assigned | |
| 221.7.209.224/30 | 🇨🇳CN | assigned | |
| 221.7.209.228/30 | 🇨🇳CN | assigned | |
| 221.7.209.232/30 | 🇨🇳CN | assigned | |
| 221.7.209.236/30 | 🇨🇳CN | assigned | |
| 221.7.209.240/29 | 🇨🇳CN | assigned | |
| 221.7.209.248/30 | 🇨🇳CN | assigned | |
| 221.7.209.252/30 | 🇨🇳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/221.7.209.0/24Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/221.7.209.0/24" | jq
External Links