1.233.236.0/23
🇰🇷CIDR
1.233.236.0/23
IP Version
IPv4
Addresses
512
Mask
/23 (255.255.254.0)
Country
🇰🇷 South Korea
City
Seodaemun-gu
RIR
APNIC
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 1.233.236.0/23 | AS4665YONSEI-AS-KR-KR - Yonsei University | No ROA | RADB | 5/31/2026 |
Covering Prefix
2 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 1.224.0.0/11 | AS9318SKB-AS-KR - SK Broadband Co Ltd | No ROA | — | 5/31/2026 |
| 1.232.0.0/13 | AS9318SKB-AS-KR - SK Broadband Co Ltd | No ROA | — | 5/31/2026 |
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS4665 | RADB | MAINT-AS9318 | 11/13/2023 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 1.233.237.0/24 | 🇰🇷KR | assigned | |
| 1.233.236.0/24 | 🇰🇷KR | assigned |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/1.233.236.0/23Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/1.233.236.0/23" | jq
External Links