Home
/
ASN directory
/
AS23578
AS23578 SK Broadband Co Ltd
SKB-NAMDONGNET-AS-KR-KR - SK Broadband Co Ltd · registered in South Korea
IPv4 addresses 67,584 5 prefixes · 0.002% of announced IPv4
Rank in South Korea #80 largest network in KR by IPv4 space, of 853 · 0.06% of KR
Rank worldwide #2,567 of 79,396 networks with IPv4
IPv6 none no IPv6 routes announced
IPv4 prefixes
All 5 prefixes, in address order.
27.120.0.0/18 45.112.96.0/22 103.51.176.0/22 124.28.0.0/17 124.28.128.0/18
Other ASNs named SK Broadband Co Ltd
22 other networks use the same organisation name; together with AS23578 they announce 17,192,960 IPv4 addresses.
ASN Name IPv4 addresses
AS9318 SKB-AS-KR - SK Broadband Co Ltd KR 14,994,944 AS17849 SKB-GINAMHANVIT-AS-KR-KR - SK Broadband Co Ltd KR 313,344 AS17864 SKB-TBROAD_HANVIT-AS-KR-KR - SK Broadband Co Ltd KR 227,328 AS9689 SKB-FCABLE-AS-KR - SK Broadband Co Ltd KR 213,504 AS23563 SKB-VITSSEN-SUWON-AS-KR-KR - SK Broadband Co Ltd KR 203,776 AS17857 SKB-NAKDONGDIGITALBUSANNET-AS-KR-KR - SK Broadband Co Ltd KR 145,408 AS18310 SKB-VITSSEN-AS-KR-KR - SK Broadband Co Ltd KR 137,216 AS9756 SKB-CHEONANVITSSEN-AS-KR-KR - SK Broadband Co Ltd KR 108,544 AS38103 SKB-QRIXNETKS-AS-KR-KR - SK Broadband Co Ltd KR 97,536 AS17854 SKBCABLELINE-AS-KR-KR - SK Broadband Co Ltd KR 96,256 AS38109 SKB-TCNINTERNET-AS-KR-KR - SK Broadband Co Ltd KR 95,488 AS17597 SKB-SAEROMNET-AS-KR-KR - SK Broadband Co Ltd KR 75,776 AS10164 SKB-GSD-AS-KR-KR - SK Broadband Co Ltd KR 69,632 AS38096 QRIXNET-AS-KR-KR - SK Broadband Co Ltd KR 66,816 AS17573 SKB-MINS-AS-KR-KR - SK Broadband Co Ltd KR 60,160 AS9971 SKB-DONGDAEMUNCABLEINTERNET-AS-KR-KR - SK Broadband Co Ltd KR 59,392 AS38095 SKB-QRIXNETSDM-AS-KR-KR - SK Broadband Co Ltd KR 52,224 AS38097 SKB-QRIXNETJJ-AS-KR-KR - SK Broadband Co Ltd KR 51,200 AS23575 SKB-GOV-KR-KR - SK Broadband Co Ltd KR 44,800 AS9277 SKB-T-AS-KR-KR - SK Broadband Co Ltd KR 4,096 AS17846 SKB-H-AS-KR-KR - SK Broadband Co Ltd KR 4,096 AS46004 SKBMIL-KR - SK Broadband Co Ltd KR 3,840
Similar-sized networks in South Korea
ASN Name IPv4 addresses
AS9698 #77 YOUNGDOONG-AS-KR-KR - LG HelloVision Corp.70,912 AS10164 #78 SKB-GSD-AS-KR-KR - SK Broadband Co Ltd69,632 AS18300 #79 KEPRI-AS-KR-KR - KEPCO69,376 AS9274 #81 PUSAN-AS-KR-KR - Pusan National University67,328 AS38096 #82 QRIXNET-AS-KR-KR - SK Broadband Co Ltd66,816 AS9489 #83 KARINET-AS-KR - Korea Aerospace Research Institute65,920
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