210.89.104.0/21 - AT&T Enterprises (AS2687)
CIDR
210.89.104.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇯🇵 Japan
City
Minato
RIR
APNIC
Status
allocated
Allocated
2003-08-06
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 210.89.104.0/21 | AS2687 ATGS-MMD-AS - AT&T Enterprises, LLC | No ROA | Other IRR | 2026-10-11 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS2687 | Other IRR | MAINT-AS7132 | 2023-11-13 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 210.89.104.0/24 | 🇯🇵JP | assigned | |
| 210.89.105.0/24 | 🇯🇵JP | assigned | |
| 210.89.106.0/23 | 🇯🇵JP | assigned | |
| 210.89.108.0/22 | 🇯🇵JP | 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/210.89.104.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/210.89.104.0/21" | jq
External Links