AS9683 Seoul Facilities Corporation

SFMC-AS-KR-KR - Seoul Facilities Corporation · registered in South Korea

IPv4 addresses7682 prefixes · <0.001% of announced IPv4

Rank in South Korea#540largest network in KR by IPv4 space, of 853 · <0.01% of KR

Rank worldwide#43,706of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountrySouth Korea869 ASNs registered there

Open AS9683 in ASN lookup Look up an IP in this network (103.145.214.1) All networks in South Korea

IPv4 prefixes

All 2 prefixes, in address order.

103.145.214.0/23
210.104.21.0/24

Similar-sized networks in South Korea

ASNNameIPv4 addresses

AS9629#537 HYUNDAICAPITAL-AS-KR-KR - HYUNDAICARD CO.768

AS9643#538 SIGNGATE-AS-KR - KICA768

AS9645#539 HYUNDAIFUTURES-AS-KR - NEXT SECURITIES CORPORATION768

AS9771#541 SYNNARA-AS-KR-KR - Media Synnara768

AS9784#542 KOOKMINCARD1-AS-KR-KR - kbcard768

AS9866#543 LGCAPITAL-AS-KR - Shinhan card768

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