218.75.104.0/21 - BGP Prefix
IPv4APNICassigned RPKI Valid
CIDR
218.75.104.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
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 |
|---|---|---|---|---|
| 218.75.0.0/17 | AS4134 CHINANET-BACKBONE - No.31,Jin-rong Street | Valid | - | 2026-10-13 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 218.75.0.0/17 | AS4134 | /17 | apnic |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 218.75.104.0/29 | 🇨🇳CN | assigned | |
| 218.75.104.8/29 | 🇨🇳CN | assigned | |
| 218.75.104.32/29 | 🇨🇳CN | assigned | |
| 218.75.104.48/29 | 🇨🇳CN | assigned | |
| 218.75.104.80/29 | 🇨🇳CN | assigned | |
| 218.75.104.96/29 | 🇨🇳CN | assigned | |
| 218.75.104.104/29 | 🇨🇳CN | assigned | |
| 218.75.104.120/29 | 🇨🇳CN | assigned | |
| 218.75.104.128/29 | 🇨🇳CN | assigned | |
| 218.75.104.152/29 | 🇨🇳CN | assigned | |
| 218.75.104.160/29 | 🇨🇳CN | assigned | |
| 218.75.104.168/29 | 🇨🇳CN | assigned | |
| 218.75.104.192/29 | 🇨🇳CN | assigned | |
| 218.75.104.200/29 | 🇨🇳CN | assigned | |
| 218.75.104.216/29 | 🇨🇳CN | assigned | |
| 218.75.104.224/29 | 🇨🇳CN | assigned | |
| 218.75.104.232/29 | 🇨🇳CN | assigned | |
| 218.75.105.8/29 | 🇨🇳CN | assigned | |
| 218.75.105.16/29 | 🇨🇳CN | assigned | |
| 218.75.105.24/29 | 🇨🇳CN | assigned | |
| 218.75.105.32/29 | 🇨🇳CN | assigned | |
| 218.75.105.48/29 | 🇨🇳CN | assigned | |
| 218.75.105.56/29 | 🇨🇳CN | assigned | |
| 218.75.105.72/29 | 🇨🇳CN | assigned | |
| 218.75.105.88/29 | 🇨🇳CN | assigned | |
| 218.75.105.104/29 | 🇨🇳CN | assigned | |
| 218.75.105.112/29 | 🇨🇳CN | assigned | |
| 218.75.105.120/29 | 🇨🇳CN | assigned | |
| 218.75.105.136/29 | 🇨🇳CN | assigned | |
| 218.75.105.144/29 | 🇨🇳CN | assigned | |
| 218.75.105.152/29 | 🇨🇳CN | assigned | |
| 218.75.105.168/29 | 🇨🇳CN | assigned | |
| 218.75.105.176/29 | 🇨🇳CN | assigned | |
| 218.75.105.184/29 | 🇨🇳CN | assigned | |
| 218.75.105.192/29 | 🇨🇳CN | assigned | |
| 218.75.105.200/29 | 🇨🇳CN | assigned | |
| 218.75.105.216/29 | 🇨🇳CN | assigned | |
| 218.75.105.224/29 | 🇨🇳CN | assigned | |
| 218.75.105.232/29 | 🇨🇳CN | assigned | |
| 218.75.105.240/29 | 🇨🇳CN | assigned | |
| 218.75.106.0/29 | 🇨🇳CN | assigned | |
| 218.75.106.56/29 | 🇨🇳CN | assigned | |
| 218.75.106.72/29 | 🇨🇳CN | assigned | |
| 218.75.106.88/29 | 🇨🇳CN | assigned | |
| 218.75.106.112/29 | 🇨🇳CN | assigned | |
| 218.75.106.120/29 | 🇨🇳CN | assigned | |
| 218.75.106.128/27 | 🇨🇳CN | assigned | |
| 218.75.106.160/27 | 🇨🇳CN | assigned | |
| 218.75.106.192/27 | 🇨🇳CN | assigned | |
| 218.75.106.232/29 | 🇨🇳CN | assigned | |
| 218.75.106.240/29 | 🇨🇳CN | assigned | |
| 218.75.106.248/29 | 🇨🇳CN | assigned | |
| 218.75.107.0/24 | 🇨🇳CN | assigned | |
| 218.75.108.0/29 | 🇨🇳CN | assigned | |
| 218.75.108.16/29 | 🇨🇳CN | assigned | |
| 218.75.108.24/29 | 🇨🇳CN | assigned | |
| 218.75.108.32/29 | 🇨🇳CN | assigned | |
| 218.75.108.48/29 | 🇨🇳CN | assigned | |
| 218.75.108.64/29 | 🇨🇳CN | assigned | |
| 218.75.108.72/29 | 🇨🇳CN | assigned | |
| 218.75.108.88/29 | 🇨🇳CN | assigned | |
| 218.75.108.96/29 | 🇨🇳CN | assigned | |
| 218.75.108.112/28 | 🇨🇳CN | assigned | |
| 218.75.108.144/29 | 🇨🇳CN | assigned | |
| 218.75.108.152/29 | 🇨🇳CN | assigned | |
| 218.75.108.160/29 | 🇨🇳CN | assigned | |
| 218.75.108.184/29 | 🇨🇳CN | assigned | |
| 218.75.108.192/28 | 🇨🇳CN | assigned | |
| 218.75.108.208/29 | 🇨🇳CN | assigned | |
| 218.75.108.216/29 | 🇨🇳CN | assigned | |
| 218.75.108.224/27 | 🇨🇳CN | assigned | |
| 218.75.109.0/29 | 🇨🇳CN | assigned | |
| 218.75.109.16/28 | 🇨🇳CN | assigned | |
| 218.75.109.32/29 | 🇨🇳CN | assigned | |
| 218.75.109.48/29 | 🇨🇳CN | assigned | |
| 218.75.109.56/29 | 🇨🇳CN | assigned | |
| 218.75.109.64/28 | 🇨🇳CN | assigned | |
| 218.75.109.80/29 | 🇨🇳CN | assigned | |
| 218.75.109.96/29 | 🇨🇳CN | assigned | |
| 218.75.109.104/29 | 🇨🇳CN | assigned | |
| 218.75.109.112/28 | 🇨🇳CN | assigned | |
| 218.75.109.136/29 | 🇨🇳CN | assigned | |
| 218.75.109.152/29 | 🇨🇳CN | assigned | |
| 218.75.109.160/29 | 🇨🇳CN | assigned | |
| 218.75.109.168/29 | 🇨🇳CN | assigned | |
| 218.75.109.176/29 | 🇨🇳CN | assigned | |
| 218.75.109.184/29 | 🇨🇳CN | assigned | |
| 218.75.109.200/29 | 🇨🇳CN | assigned | |
| 218.75.109.208/29 | 🇨🇳CN | assigned | |
| 218.75.109.224/29 | 🇨🇳CN | assigned | |
| 218.75.109.232/29 | 🇨🇳CN | assigned | |
| 218.75.109.240/29 | 🇨🇳CN | assigned | |
| 218.75.109.248/29 | 🇨🇳CN | assigned | |
| 218.75.110.0/27 | 🇨🇳CN | assigned | |
| 218.75.110.32/27 | 🇨🇳CN | assigned | |
| 218.75.110.64/27 | 🇨🇳CN | assigned | |
| 218.75.110.96/27 | 🇨🇳CN | assigned | |
| 218.75.110.128/26 | 🇨🇳CN | assigned | |
| 218.75.110.224/29 | 🇨🇳CN | assigned | |
| 218.75.111.0/24 | 🇨🇳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/218.75.104.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/218.75.104.0/21" | jq
External Links