HomePrefix Lookup203.235.0.0/17

203.235.0.0/17

🇰🇷
IPv4APNICallocatedAS9848SejongTelecom-AS-KR-KR - SEJONG NETWORKSNo ROA
CIDR
203.235.0.0/17
IP Version
IPv4
Addresses
32.7K
Mask
/17 (255.255.128.0)
Country
🇰🇷 South Korea
City
Seoul (Yeouido-dong)
RIR
APNIC
Status
allocated
Allocated
12/14/1995

Announced BGP Routes

1 of 1 route
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
203.235.0.0/17AS9848SejongTelecom-AS-KR-KR - SEJONG NETWORKSNo ROA
RADB
5/31/2026

Covering Prefix

24 less-specific announcements
PrefixOrigin ASRPKIIRRLast Seen
203.235.96.0/22AS9848SejongTelecom-AS-KR-KR - SEJONG NETWORKSNo ROA—5/31/2026
203.235.22.0/23AS9973BSITC-AS-KR-KR - BSITCNo ROA—5/31/2026
203.235.40.0/24AS9848SejongTelecom-AS-KR-KR - SEJONG NETWORKSNo ROA—5/31/2026
203.235.4.0/24AS9959KOREASTOCKEXCHANGE-AS-KR - KOREA STOCK EXCHANGENo ROA—5/31/2026
203.235.5.0/24AS9959KOREASTOCKEXCHANGE-AS-KR - KOREA STOCK EXCHANGENo ROA—5/31/2026
203.235.6.0/24AS9959KOREASTOCKEXCHANGE-AS-KR - KOREA STOCK EXCHANGENo ROA—5/31/2026
203.235.7.0/24AS9959KOREASTOCKEXCHANGE-AS-KR - KOREA STOCK EXCHANGENo ROA—5/31/2026
203.235.0.0/24AS9959KOREASTOCKEXCHANGE-AS-KR - KOREA STOCK EXCHANGENo ROA—5/31/2026
203.235.10.0/24AS9959KOREASTOCKEXCHANGE-AS-KR - KOREA STOCK EXCHANGENo ROA—5/31/2026
203.235.11.0/24AS9959KOREASTOCKEXCHANGE-AS-KR - KOREA STOCK EXCHANGENo ROA—5/31/2026
203.235.2.0/24AS9959KOREASTOCKEXCHANGE-AS-KR - KOREA STOCK EXCHANGENo ROA—5/31/2026
203.235.1.0/24AS9959KOREASTOCKEXCHANGE-AS-KR - KOREA STOCK EXCHANGENo ROA—5/31/2026
203.235.9.0/24AS9959KOREASTOCKEXCHANGE-AS-KR - KOREA STOCK EXCHANGENo ROA—5/31/2026
203.235.67.0/24AS17592IBK-AS-KR-KR - Industrial Bank of KoreaNo ROA—5/31/2026
203.235.72.0/24AS17592IBK-AS-KR-KR - Industrial Bank of KoreaNo ROA—5/31/2026
203.235.68.0/24AS17592IBK-AS-KR-KR - Industrial Bank of KoreaNo ROA—5/31/2026
203.235.122.0/24AS17881INETHOSTING-AS-KR-KR - Inet Hosting, Inc.No ROA—5/31/2026
203.235.116.0/24AS17881INETHOSTING-AS-KR-KR - Inet Hosting, Inc.No ROA—5/31/2026
203.235.121.0/24AS17881INETHOSTING-AS-KR-KR - Inet Hosting, Inc.No ROA—5/31/2026
203.235.15.0/24AS38686KSCC-AS-KR-KR - Tmoney co., ltdNo ROA—5/31/2026
203.235.54.0/24AS45968KONACENTER-AS-KR-KR - KONAINo ROA—5/31/2026
203.235.113.0/24AS131866DEK-AS-KR-KR - Digital Edge KoreaNo ROA—5/31/2026
203.235.114.0/24AS131866DEK-AS-KR-KR - Digital Edge KoreaNo ROA—5/31/2026
203.235.48.0/24AS152220HWPE-AS-KR-KR - Hanwha Asset ManagementNo ROA—5/31/2026

IRR Route Objects

1
OriginRegistryMaintainerModified
AS9848RADBMAINT-AS476611/13/2023
Origin ASN
AS9848
SejongTelecom-AS-KR-KR - SEJONG NETWORKS
Geolocation
Country🇰🇷South KoreaKR
RegionSeoul
CitySeoul (Yeouido-dong)
Coordinates37.5292, 126.9290 ↗
API
Open
GEThttps://api.ipctl.io/v1/prefix/203.235.0.0/17

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

curl -s "https://api.ipctl.io/v1/prefix/203.235.0.0/17" | jq
External Links
RIPEstat Hurricane Electric BGP