218.75.48.0/21 - BGP Prefix
IPv4APNICassigned RPKI Valid
CIDR
218.75.48.0/21
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 |
|---|---|---|---|
| 218.75.48.0/30 | 🇨🇳CN | assigned | |
| 218.75.48.4/30 | 🇨🇳CN | assigned | |
| 218.75.48.16/30 | 🇨🇳CN | assigned | |
| 218.75.48.24/30 | 🇨🇳CN | assigned | |
| 218.75.48.28/30 | 🇨🇳CN | assigned | |
| 218.75.48.32/29 | 🇨🇳CN | assigned | |
| 218.75.48.40/30 | 🇨🇳CN | assigned | |
| 218.75.48.44/30 | 🇨🇳CN | assigned | |
| 218.75.48.48/30 | 🇨🇳CN | assigned | |
| 218.75.48.104/30 | 🇨🇳CN | assigned | |
| 218.75.48.124/30 | 🇨🇳CN | assigned | |
| 218.75.48.140/30 | 🇨🇳CN | assigned | |
| 218.75.48.156/30 | 🇨🇳CN | assigned | |
| 218.75.48.176/29 | 🇨🇳CN | assigned | |
| 218.75.48.184/30 | 🇨🇳CN | assigned | |
| 218.75.48.200/30 | 🇨🇳CN | assigned | |
| 218.75.48.204/30 | 🇨🇳CN | assigned | |
| 218.75.48.208/30 | 🇨🇳CN | assigned | |
| 218.75.48.212/30 | 🇨🇳CN | assigned | |
| 218.75.48.236/30 | 🇨🇳CN | assigned | |
| 218.75.48.252/30 | 🇨🇳CN | assigned | |
| 218.75.49.0/28 | 🇨🇳CN | assigned | |
| 218.75.49.16/29 | 🇨🇳CN | assigned | |
| 218.75.49.24/29 | 🇨🇳CN | assigned | |
| 218.75.49.40/29 | 🇨🇳CN | assigned | |
| 218.75.49.56/30 | 🇨🇳CN | assigned | |
| 218.75.49.60/30 | 🇨🇳CN | assigned | |
| 218.75.49.64/30 | 🇨🇳CN | assigned | |
| 218.75.49.68/30 | 🇨🇳CN | assigned | |
| 218.75.49.72/30 | 🇨🇳CN | assigned | |
| 218.75.49.76/30 | 🇨🇳CN | assigned | |
| 218.75.49.80/30 | 🇨🇳CN | assigned | |
| 218.75.49.96/30 | 🇨🇳CN | assigned | |
| 218.75.49.104/30 | 🇨🇳CN | assigned | |
| 218.75.49.112/30 | 🇨🇳CN | assigned | |
| 218.75.49.116/30 | 🇨🇳CN | assigned | |
| 218.75.49.120/29 | 🇨🇳CN | assigned | |
| 218.75.49.128/25 | 🇨🇳CN | assigned | |
| 218.75.50.4/30 | 🇨🇳CN | assigned | |
| 218.75.50.56/30 | 🇨🇳CN | assigned | |
| 218.75.50.92/30 | 🇨🇳CN | assigned | |
| 218.75.50.100/30 | 🇨🇳CN | assigned | |
| 218.75.50.104/30 | 🇨🇳CN | assigned | |
| 218.75.50.124/30 | 🇨🇳CN | assigned | |
| 218.75.50.184/30 | 🇨🇳CN | assigned | |
| 218.75.50.188/30 | 🇨🇳CN | assigned | |
| 218.75.50.200/30 | 🇨🇳CN | assigned | |
| 218.75.50.216/30 | 🇨🇳CN | assigned | |
| 218.75.50.220/30 | 🇨🇳CN | assigned | |
| 218.75.50.224/29 | 🇨🇳CN | assigned | |
| 218.75.50.236/30 | 🇨🇳CN | assigned | |
| 218.75.50.240/29 | 🇨🇳CN | assigned | |
| 218.75.50.248/30 | 🇨🇳CN | assigned | |
| 218.75.51.4/30 | 🇨🇳CN | assigned | |
| 218.75.51.20/30 | 🇨🇳CN | assigned | |
| 218.75.51.32/30 | 🇨🇳CN | assigned | |
| 218.75.51.36/30 | 🇨🇳CN | assigned | |
| 218.75.51.40/29 | 🇨🇳CN | assigned | |
| 218.75.51.48/29 | 🇨🇳CN | assigned | |
| 218.75.51.56/30 | 🇨🇳CN | assigned | |
| 218.75.51.60/30 | 🇨🇳CN | assigned | |
| 218.75.51.64/30 | 🇨🇳CN | assigned | |
| 218.75.51.76/30 | 🇨🇳CN | assigned | |
| 218.75.51.88/30 | 🇨🇳CN | assigned | |
| 218.75.51.136/29 | 🇨🇳CN | assigned | |
| 218.75.51.152/29 | 🇨🇳CN | assigned | |
| 218.75.51.168/29 | 🇨🇳CN | assigned | |
| 218.75.51.224/29 | 🇨🇳CN | assigned | |
| 218.75.51.232/29 | 🇨🇳CN | assigned | |
| 218.75.51.240/29 | 🇨🇳CN | assigned | |
| 218.75.52.0/27 | 🇨🇳CN | assigned | |
| 218.75.52.32/29 | 🇨🇳CN | assigned | |
| 218.75.52.40/30 | 🇨🇳CN | assigned | |
| 218.75.52.128/25 | 🇨🇳CN | assigned | |
| 218.75.53.64/27 | 🇨🇳CN | assigned | |
| 218.75.53.96/29 | 🇨🇳CN | assigned | |
| 218.75.53.112/29 | 🇨🇳CN | assigned | |
| 218.75.53.120/29 | 🇨🇳CN | assigned | |
| 218.75.53.128/29 | 🇨🇳CN | assigned | |
| 218.75.53.136/29 | 🇨🇳CN | assigned | |
| 218.75.53.144/29 | 🇨🇳CN | assigned | |
| 218.75.53.152/29 | 🇨🇳CN | assigned | |
| 218.75.53.160/28 | 🇨🇳CN | assigned | |
| 218.75.53.176/29 | 🇨🇳CN | assigned | |
| 218.75.53.224/28 | 🇨🇳CN | assigned | |
| 218.75.53.240/28 | 🇨🇳CN | assigned | |
| 218.75.54.0/29 | 🇨🇳CN | assigned | |
| 218.75.54.56/29 | 🇨🇳CN | assigned | |
| 218.75.54.64/28 | 🇨🇳CN | assigned | |
| 218.75.54.88/29 | 🇨🇳CN | assigned | |
| 218.75.54.128/29 | 🇨🇳CN | assigned | |
| 218.75.54.144/28 | 🇨🇳CN | assigned | |
| 218.75.54.160/29 | 🇨🇳CN | assigned | |
| 218.75.54.168/29 | 🇨🇳CN | assigned | |
| 218.75.54.176/29 | 🇨🇳CN | assigned | |
| 218.75.54.192/26 | 🇨🇳CN | assigned | |
| 218.75.55.32/29 | 🇨🇳CN | assigned | |
| 218.75.55.40/29 | 🇨🇳CN | assigned | |
| 218.75.55.64/26 | 🇨🇳CN | assigned | |
| 218.75.55.128/25 | 🇨🇳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/218.75.48.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/218.75.48.0/21" | jq
External Links