HomePrefix Lookup203.255.240.0/21

203.255.240.0/21

🇰🇷
IPv4APNICallocatedAS9273SICC-AS-KR - ITCENENTEC CO.,LTD.No ROA
CIDR
203.255.240.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇰🇷 South Korea
City
Seoul (Supyo-ro)
RIR
APNIC
Status
allocated
Allocated
9/29/1996

Announced BGP Routes

1 of 1 route
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
203.255.240.0/21AS9273SICC-AS-KR - ITCENENTEC CO.,LTD.No ROA
RADB
5/31/2026

IRR Route Objects

1
OriginRegistryMaintainerModified
AS9273RADBMAINT-AS476611/13/2023
Origin ASN
AS9273
SICC-AS-KR - ITCENENTEC CO.,LTD.
Geolocation
Country🇰🇷South KoreaKR
RegionSeoul
CitySeoul (Supyo-ro)
Coordinates37.5643, 126.9900 ↗
API
Open
GEThttps://api.ipctl.io/v1/prefix/203.255.240.0/21

Returns prefix allocation, BGP routes, and more-specific subnets.

curl -s "https://api.ipctl.io/v1/prefix/203.255.240.0/21" | jq
External Links
RIPEstat Hurricane Electric BGP