210.123.0.0/16
🇰🇷CIDR
210.123.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇰🇷 South Korea
City
Cheongnyangni-dong
RIR
APNIC
Status
allocated
Allocated
11/26/1996
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 210.123.0.0/16 | AS4766KIXS-AS-KR-KR - Korea Telecom | No ROA | RADB | 5/31/2026 |
Covering Prefix
29 less-specific announcementsIRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS4766 | RADB | MAINT-AS4766 | 11/13/2023 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 210.123.0.0/17 | 🇰🇷KR | assigned | |
| 210.123.128.0/18 | 🇰🇷KR | assigned | |
| 210.123.224.0/19 | 🇰🇷KR | assigned | |
| 210.123.192.0/19 | 🇰🇷KR | assigned |
Origin ASN
AS4766
KIXS-AS-KR-KR - Korea Telecom
Geolocation
API
Open https://api.ipctl.io/v1/prefix/210.123.0.0/16Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/210.123.0.0/16" | jq
External Links