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AS17573
AS17573 SK Broadband Co Ltd
SKB-MINS-AS-KR-KR - SK Broadband Co Ltd · registered in South Korea
IPv4 addresses 60,160 13 prefixes · 0.002% of announced IPv4
Rank in South Korea #103 largest network in KR by IPv4 space, of 853 · 0.06% of KR
Rank worldwide #3,654 of 79,396 networks with IPv4
IPv6 none no IPv6 routes announced
IPv4 prefixes
All 13 prefixes, in address order.
27.118.64.0/18 27.124.232.0/22 27.124.252.0/22 45.112.160.0/22 103.5.128.0/22 103.51.244.0/22 111.65.128.0/18 111.171.108.0/23 112.140.116.0/22 118.91.64.0/19 120.143.179.0/24 203.175.32.0/19 211.238.224.0/20
Other ASNs named SK Broadband Co Ltd
22 other networks use the same organisation name; together with AS17573 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 AS23578 SKB-NAMDONGNET-AS-KR-KR - SK Broadband Co Ltd KR 67,584 AS38096 QRIXNET-AS-KR-KR - SK Broadband Co Ltd KR 66,816 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
AS45372 #100 ULN-AS-KR-KR - ULNetworks Co., Ltd.63,488 AS9950 #101 PUBNETPLUS2-AS-KR-KR - DACOM-PUBNETPLUS63,232 AS45374 #102 CCS-AS-KR-KR - CCS62,976 AS9971 #104 SKB-DONGDAEMUNCABLEINTERNET-AS-KR-KR - SK Broadband Co Ltd59,392 AS18318 #105 SPEEDON-AS-KR-KR - LG HelloVision Corp.57,856 AS38121 #106 UPASSTV-AS-KR-KR - LG HelloVision Corp.57,088
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