AS9848 SEJONG NETWORKS

SejongTelecom-AS-KR-KR - SEJONG NETWORKS · registered in South Korea

IPv4 addresses795,970631 prefixes · 0.025% of announced IPv4

Rank in South Korea#9largest network in KR by IPv4 space, of 853 · 0.74% of KR

Rank worldwide#429of 79,396 networks with IPv4

IPv61 x /32 (131,071 x /48)17 prefixes

CountrySouth Korea869 ASNs registered there

Open AS9848 in ASN lookup Look up an IP in this network (58.180.7.1) All networks in South Korea

IPv4 prefixes

First 500 of 631 prefixes, in address order.

58.180.7.0/24
58.180.101.8/32
58.180.133.0/24
58.180.136.0/24
58.180.230.145/32
61.97.64.0/20
61.97.96.0/23
61.97.103.0/24
61.97.104.0/21
61.100.16.0/21
61.100.24.0/24
61.100.30.0/23
61.100.32.0/22
61.100.36.0/23
61.100.39.0/24
61.100.56.0/21
61.100.64.0/22
61.100.68.0/23
61.100.70.0/24
61.100.73.0/24
61.100.74.0/23
61.100.76.0/22
61.100.80.0/21
61.100.89.0/24
61.100.90.0/23
61.100.92.0/22
61.100.96.0/19
61.100.128.0/19
61.100.160.0/20
61.100.176.0/22
61.100.180.146/32
61.100.189.0/24
61.100.190.0/24
61.109.128.0/20
61.109.144.0/22
61.109.148.0/23
61.109.151.0/24
61.109.152.0/22
61.109.156.0/23
61.109.165.0/24
61.109.166.0/23
61.109.168.0/21
61.109.176.0/20
61.109.197.0/24
61.109.198.0/23
61.109.200.0/21
61.109.208.0/23
61.109.210.0/24
61.109.212.0/24
61.109.219.0/24
61.109.224.0/21
61.109.234.0/24
61.109.242.0/23
61.109.248.0/23
61.109.251.0/24
61.111.179.0/24
61.250.64.0/20
61.250.80.0/22
61.250.89.0/24
61.250.90.0/24
61.250.94.0/23
61.250.96.0/22
61.250.100.0/23
61.250.102.0/24
61.250.108.0/23
61.250.110.0/24
61.250.112.0/20
61.252.160.0/21
61.252.170.0/23
61.252.179.0/24
61.252.180.0/22
61.252.184.0/23
61.252.189.0/24
61.252.190.0/24
64.23.64.0/23
64.23.66.0/24
64.23.69.0/24
64.23.70.0/24
64.23.72.0/21
114.199.18.245/32
114.199.34.60/32
114.199.48.245/32
114.199.53.234/32
202.30.147.1/32
202.30.147.5/32
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202.30.199.42/32
202.30.209.0/24
202.30.210.0/24
202.30.212.0/23
202.30.217.0/24
202.30.227.41/32
202.30.227.129/32
202.30.228.2/31
202.30.228.66/31
202.30.232.0/21
202.30.240.0/22
202.30.249.0/24
202.30.251.225/32
202.30.252.41/32
203.227.0.0/21
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203.227.112.0/22
203.227.117.0/24
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203.227.124.0/22
203.227.128.0/19
203.227.161.0/24
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203.227.164.0/22
203.227.168.0/21
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203.227.184.0/23
203.227.186.0/24
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203.227.233.0/24
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203.228.255.225/32
203.231.0.0/21
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203.231.240.0/23
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203.231.244.0/22
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203.235.3.0/24
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203.235.32.0/20
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203.235.144.0/20
203.235.160.0/20
203.235.176.0/21
203.235.184.0/23
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203.236.128.0/22
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203.236.136.0/21
203.236.145.0/24
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203.236.180.0/22
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203.238.0.0/21
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203.239.0.0/20
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203.240.129.222/32
203.240.132.0/23
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203.240.144.0/22
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203.240.153.0/24
203.240.194.0/24
203.240.229.1/32
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203.240.244.0/24
203.243.129.0/24
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203.243.144.0/22
203.243.157.0/24
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203.243.216.0/24
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203.243.240.0/20
203.248.0.0/20
203.248.21.202/32
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203.248.21.224/32
203.248.32.0/21
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203.248.112.0/22
203.248.120.0/21
203.251.216.15/32
203.251.246.0/24
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203.251.250.0/24
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203.255.112.0/23
203.255.116.0/22
203.255.128.0/19
210.98.64.0/18
210.103.128.0/21
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210.103.248.0/22
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210.109.0.0/21
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210.109.128.0/20
210.109.144.0/24
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210.109.192.0/20
210.109.208.0/20
210.109.224.0/19
210.112.0.0/20
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210.112.32.0/20
210.112.49.0/24
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210.112.64.0/21
210.112.73.0/24
210.112.74.0/23
210.112.76.0/22
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210.116.0.0/18
210.116.128.0/18
210.116.192.0/22
210.116.196.0/24
210.116.198.0/23
210.116.200.0/21
210.116.208.0/20
210.116.224.0/20
210.116.240.0/21
210.116.248.0/21
210.118.135.0/24
210.118.138.0/24
210.118.236.0/23
210.121.24.0/21
210.121.32.0/20
210.121.48.0/20
210.121.64.0/21
210.122.2.0/23
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210.122.7.0/24
210.122.8.0/24
210.122.10.0/23
210.122.12.0/22
210.122.32.0/21

IPv6 prefixes

All 17 prefixes.

2001:3a8::/33
2001:3a8:8000::/37
2001:3a8:8800::/38
2001:3a8:8c00::/39
2001:3a8:8e00::/40
2001:3a8:8f01::/48
2001:3a8:8f02::/47
2001:3a8:8f04::/46
2001:3a8:8f08::/45
2001:3a8:8f10::/44
2001:3a8:8f20::/43
2001:3a8:8f40::/42
2001:3a8:8f80::/41
2001:3a8:9000::/36
2001:3a8:a000::/35
2001:3a8:c000::/34
2001:cf0::/32

Other ASNs named SEJONG NETWORKS

1 other network uses the same organisation name; together with AS9848 they announce 796,226 IPv4 addresses.

ASNNameIPv4 addresses

AS38425SEJONGTELECOM-AS-KR-KR - SEJONG NETWORKS KR256

Similar-sized networks in South Korea

ASNNameIPv4 addresses

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AS9316#7 DACOM-PUBNETPLUS-AS-KR-KR - DACOM-PUBNETPLUS1,099,776

AS10036#8 CNM-AS-KR-KR - DLIVE840,448

AS9457#10 DREAMX-AS-KR - DREAMLINE CO.782,080

AS4670#11 HYUNDAI-KR - Shinbiro426,187

AS17853#12 LGTELECOM-AS-KR-KR - LGTELECOM417,024

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