asn.dev

Address space

AS17841 NCIA-AS-KR NATIONAL INFORMATION RESOURCES SERVICE

IPv4 prefixes 186 225K addresses
IPv6 prefixes 0
Most common size /24 IPv4
Flagged 0

Shape

Prefix sizes

IPv4
/17
/17: 2
2
/19
/19: 4
4
/20
/20: 7
7
/21
/21: 11
11
/22
/22: 28
28
/23
/23: 48
48
/24
/24: 86
86

How this network carves its IPv4 space. A wall of /24s usually means many small customer assignments or fine-grained traffic engineering; a few short prefixes means large contiguous allocations announced whole.

Geography

Where the space lands

CountryNamePrefixes
KRKorea, Republic of186

Inventory

All prefixes

186 total
PrefixFamilyAddressesCountryFlags
27.101.0.0/17IPv432,768KR
27.101.128.0/19IPv48,192KR
27.101.160.0/22IPv41,024KR
27.101.164.0/23IPv4512KR
27.101.166.0/24IPv4256KR
27.101.167.0/24IPv4256KR
27.101.168.0/24IPv4256KR
27.101.169.0/24IPv4256KR
27.101.170.0/23IPv4512KR
27.101.172.0/22IPv41,024KR
27.101.176.0/20IPv44,096KR
27.101.192.0/21IPv42,048KR
27.101.200.0/22IPv41,024KR
27.101.204.0/24IPv4256KR
27.101.205.0/24IPv4256KR
27.101.206.0/23IPv4512KR
27.101.208.0/21IPv42,048KR
27.101.216.0/24IPv4256KR
27.101.217.0/24IPv4256KR
27.101.218.0/23IPv4512KR
27.101.220.0/22IPv41,024KR
27.101.224.0/22IPv41,024KR
27.101.228.0/24IPv4256KR
27.101.229.0/24IPv4256KR
27.101.230.0/23IPv4512KR
27.101.232.0/23IPv4512KR
27.101.234.0/24IPv4256KR
27.101.235.0/24IPv4256KR
27.101.236.0/22IPv41,024KR
27.101.240.0/20IPv44,096KR
58.184.121.0/24IPv4256KR
61.72.224.0/23IPv4512KR
61.72.226.0/24IPv4256KR
61.72.230.0/24IPv4256KR
61.72.238.0/23IPv4512KR
61.104.76.0/24IPv4256KR
116.67.0.0/17IPv432,768KR
123.32.255.0/24IPv4256KR
125.60.0.0/22IPv41,024KR
125.60.4.0/22IPv41,024KR
125.60.8.0/22IPv41,024KR
125.60.12.0/23IPv4512KR
125.60.14.0/23IPv4512KR
125.60.16.0/20IPv44,096KR
125.60.32.0/22IPv41,024KR
125.60.36.0/23IPv4512KR
125.60.38.0/24IPv4256KR
125.60.39.0/24IPv4256KR
125.60.40.0/22IPv41,024KR
125.60.44.0/23IPv4512KR
125.60.46.0/23IPv4512KR
125.60.48.0/22IPv41,024KR
125.60.52.0/22IPv41,024KR
125.60.56.0/22IPv41,024KR
125.60.60.0/23IPv4512KR
125.60.62.0/23IPv4512KR
125.61.116.0/23IPv4512KR
125.128.64.0/19IPv48,192KR
152.99.0.0/19IPv48,192KR
152.99.32.0/21IPv42,048KR
152.99.40.0/22IPv41,024KR
152.99.44.0/24IPv4256KR
152.99.45.0/24IPv4256KR
152.99.46.0/23IPv4512KR
152.99.48.0/20IPv44,096KR
152.99.64.0/21IPv42,048KR
152.99.72.0/23IPv4512KR
152.99.74.0/23IPv4512KR
152.99.76.0/22IPv41,024KR
152.99.80.0/23IPv4512KR
152.99.82.0/24IPv4256KR
152.99.83.0/24IPv4256KR
152.99.84.0/24IPv4256KR
152.99.85.0/24IPv4256KR
152.99.86.0/23IPv4512KR
152.99.88.0/21IPv42,048KR
152.99.96.0/20IPv44,096KR
152.99.112.0/21IPv42,048KR
152.99.120.0/24IPv4256KR
152.99.121.0/24IPv4256KR
152.99.122.0/23IPv4512KR
152.99.124.0/22IPv41,024KR
152.99.128.0/20IPv44,096KR
152.99.144.0/22IPv41,024KR
152.99.148.0/23IPv4512KR
152.99.150.0/23IPv4512KR
152.99.152.0/21IPv42,048KR
152.99.160.0/20IPv44,096KR
152.99.176.0/23IPv4512KR
152.99.178.0/23IPv4512KR
152.99.180.0/22IPv41,024KR
152.99.184.0/23IPv4512KR
152.99.186.0/24IPv4256KR
152.99.187.0/24IPv4256KR
152.99.188.0/22IPv41,024KR
152.99.192.0/22IPv41,024KR
152.99.196.0/23IPv4512KR
152.99.198.0/23IPv4512KR
152.99.200.0/22IPv41,024KR
152.99.204.0/24IPv4256KR
152.99.205.0/24IPv4256KR
152.99.206.0/23IPv4512KR
152.99.208.0/22IPv41,024KR
152.99.212.0/23IPv4512KR
152.99.214.0/23IPv4512KR
152.99.216.0/21IPv42,048KR
152.99.224.0/19IPv48,192KR
168.126.120.0/22IPv41,024KR
180.210.69.0/24IPv4256KR
180.210.72.0/23IPv4512KR
180.210.85.0/24IPv4256KR
180.210.86.0/24IPv4256KR
180.210.93.0/24IPv4256KR
180.210.94.0/24IPv4256KR
180.210.98.0/23IPv4512KR
203.233.54.0/23IPv4512KR
203.233.56.0/23IPv4512KR
203.238.160.0/23IPv4512KR
203.238.162.0/23IPv4512KR
203.238.164.0/24IPv4256KR
203.238.165.0/24IPv4256KR
203.238.166.0/24IPv4256KR
203.238.167.0/24IPv4256KR
203.238.168.0/21IPv42,048KR
203.241.52.0/24IPv4256KR
203.242.0.0/22IPv41,024KR
203.242.4.0/24IPv4256KR
203.242.6.0/24IPv4256KR
203.243.1.0/24IPv4256KR
203.254.96.0/23IPv4512KR
203.254.110.0/24IPv4256KR
203.254.121.0/24IPv4256KR
210.90.8.0/24IPv4256KR
210.90.15.0/24IPv4256KR
210.95.181.0/24IPv4256KR
210.95.187.0/24IPv4256KR
210.95.219.0/24IPv4256KR
210.97.27.0/24IPv4256KR
210.99.24.0/23IPv4512KR
210.99.48.0/21IPv42,048KR
210.99.62.0/24IPv4256KR
210.99.248.0/24IPv4256KR
210.103.63.0/24IPv4256KR
210.103.72.0/24IPv4256KR
210.103.81.0/24IPv4256KR
210.103.82.0/23IPv4512KR
210.104.41.0/24IPv4256KR
210.104.140.0/24IPv4256KR
210.104.148.0/24IPv4256KR
210.104.249.0/24IPv4256KR
210.104.250.0/24IPv4256KR
210.106.108.0/24IPv4256KR
210.178.100.0/23IPv4512KR
210.179.148.0/24IPv4256KR
210.179.205.0/24IPv4256KR
211.34.86.0/24IPv4256KR
211.34.108.0/23IPv4512KR
211.39.76.0/24IPv4256KR
211.39.91.0/24IPv4256KR
211.39.92.0/23IPv4512KR
211.39.94.0/24IPv4256KR
211.42.72.0/22IPv41,024KR
211.42.84.0/23IPv4512KR
211.42.86.0/24IPv4256KR
211.57.153.0/24IPv4256KR
211.61.29.0/24IPv4256KR
211.112.154.0/24IPv4256KR
211.114.22.0/24IPv4256KR
211.114.24.0/24IPv4256KR
211.173.34.0/23IPv4512KR
211.173.36.0/22IPv41,024KR
211.173.46.0/24IPv4256KR
211.184.197.0/24IPv4256KR
211.250.131.0/24IPv4256KR
211.252.37.0/24IPv4256KR
211.252.203.0/24IPv4256KR
211.253.60.0/23IPv4512KR
211.253.62.0/24IPv4256KR
211.253.82.0/24IPv4256KR
211.253.98.0/23IPv4512KR
211.253.121.0/24IPv4256KR
211.253.122.0/24IPv4256KR
211.253.124.0/24IPv4256KR
211.253.148.0/24IPv4256KR
222.111.168.0/22IPv41,024KR
222.111.248.0/21IPv42,048KR