AS55586#306 CATHOLIC-AS-KR-KR - THE CATHOLIC UNIVERSITY OF KOREA SONGSIM4,608
AS55632#307 SJEDU-AS-KR-KR - Sejong City Office of Education4,608
AS17574#308 SMGCC-AS-KR-KR - Seoul Metropolitan Government Computer Center4,352
IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources