210.57.81.0/24 - Telstra Global (AS4637)
CIDR
210.57.81.0/24
IP Version
IPv4
Addresses
256
Mask
/24 (255.255.255.0)
Country
🇭🇰 Hong Kong
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 |
|---|---|---|---|---|
| 210.57.81.0/24 | AS4637 ASN-TELSTRA-GLOBAL - Telstra Global | Valid | APNIC | 2026-10-13 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 210.57.64.0/18 | AS4637 | /24 | apnic |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS4637 | APNIC | MAINT-HK-TI | 2025-04-15 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 210.57.81.186/31 | 🇭🇰HK | assigned | |
| 210.57.81.188/31 | 🇭🇰HK | assigned | |
| 210.57.81.192/29 | 🇭🇰HK | assigned | |
| 210.57.81.204/30 | 🇭🇰HK | assigned | |
| 210.57.81.208/30 | 🇭🇰HK | assigned | |
| 210.57.81.212/30 | 🇭🇰HK | assigned | |
| 210.57.81.216/30 | 🇭🇰HK | assigned | |
| 210.57.81.220/31 | 🇭🇰HK | assigned | |
| 210.57.81.222/31 | 🇭🇰HK | assigned | |
| 210.57.81.224/30 | 🇭🇰HK | assigned | |
| 210.57.81.228/30 | 🇭🇰HK | assigned | |
| 210.57.81.232/30 | 🇭🇰HK | assigned | |
| 210.57.81.240/30 | 🇭🇰HK | assigned | |
| 210.57.81.244/30 | 🇭🇰HK | assigned | |
| 210.57.81.252/31 | 🇭🇰HK | assigned | |
| 210.57.81.254/31 | 🇭🇰HK | assigned |
Related Prefixes
Geolocation
Country🇭🇰Hong KongHK
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/210.57.81.0/24Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/210.57.81.0/24" | jq
External Links