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HomeAll IP Ranges123.0.0.0/8123.21.0.0/16
65,536 routable1 AS
/16 subnet

123.21.0.0/16

Where this subnet is, who announces it, and what our databases hold in it. Below, every /24 inside it; open one for its addresses.

123.20.0.0/16123.22.0.0/16
65,536
routable addresses
65,536
geolocated
1
country
1
announcing AS
26
announced prefixes
14,920
anonymous addresses

Where it is

Addresses IP Geolocation places in each country, as a share of those it places.

  1. Vietnam65,536 · 100.00%

Who announces it

Each /24 counted for the AS announcing most of it, as a share of the routable addresses.

  1. AS45899VNPT Corp65,536 · 100.00%

What the databases see

Addresses each address-keyed database holds in this block, as a share of its routable addresses. Counts overlap: one address can be in several.

Announced prefixes

Every prefix inside this block that BGP Route saw announced, with its origin and RPKI status.

26 prefixes
PREFIXORIGINCOUNTRYRPKIPEERSFIRST SEEN
123.21.0.0/16AS45899VNPT CorpVietnamValid172026-10-02
123.21.0.0/20AS45899VNPT CorpVietnamValid172026-10-02
123.21.16.0/20AS45899VNPT CorpVietnamValid172026-10-02
123.21.32.0/20AS45899VNPT CorpVietnamValid172026-10-02
123.21.38.0/24AS45899VNPT CorpVietnamValid172026-10-02
123.21.40.0/24AS45899VNPT CorpVietnamValid172026-10-02
123.21.41.0/24AS45899VNPT CorpVietnamValid172026-10-02
123.21.42.0/24AS45899VNPT CorpVietnamValid172026-10-02
123.21.43.0/24AS45899VNPT CorpVietnamValid172026-10-02
123.21.46.0/24AS45899VNPT CorpVietnamValid172026-10-02
123.21.48.0/20AS45899VNPT CorpVietnamValid172026-10-02
123.21.48.0/24AS45899VNPT CorpVietnamValid172026-10-02
123.21.50.0/24AS45899VNPT CorpVietnamValid172026-10-02
123.21.51.0/24AS45899VNPT CorpVietnamValid12026-10-02
123.21.64.0/20AS45899VNPT CorpVietnamValid172026-10-02
123.21.80.0/20AS45899VNPT CorpVietnamValid172026-10-02
123.21.96.0/20AS45899VNPT CorpVietnamValid172026-10-02
123.21.112.0/20AS45899VNPT CorpVietnamValid172026-10-02
123.21.128.0/20AS45899VNPT CorpVietnamValid172026-10-02
123.21.144.0/20AS45899VNPT CorpVietnamValid172026-10-02
123.21.160.0/20AS45899VNPT CorpVietnamValid172026-10-02
123.21.176.0/20AS45899VNPT CorpVietnamValid172026-10-02
123.21.192.0/20AS45899VNPT CorpVietnamValid172026-10-02
123.21.208.0/20AS45899VNPT CorpVietnamValid172026-10-02
123.21.224.0/20AS45899VNPT CorpVietnamValid172026-10-02
123.21.240.0/20AS45899VNPT CorpVietnamValid172026-10-02

Every /24 inside it

123.21.0.0/24VietnamAS45899VNPT Corp96037.50%
123.21.1.0/24VietnamAS45899VNPT Corp66025.78%
123.21.2.0/24VietnamAS45899VNPT Corp60023.44%
123.21.3.0/24VietnamAS45899VNPT Corp72028.13%
123.21.4.0/24VietnamAS45899VNPT Corp75029.30%
123.21.5.0/24VietnamAS45899VNPT Corp82032.03%
123.21.6.0/24VietnamAS45899VNPT Corp69026.95%
123.21.7.0/24VietnamAS45899VNPT Corp64025.00%
123.21.8.0/24VietnamAS45899VNPT Corp61023.83%
123.21.9.0/24VietnamAS45899VNPT Corp68026.56%
123.21.10.0/24VietnamAS45899VNPT Corp59023.05%
123.21.11.0/24VietnamAS45899VNPT Corp73028.52%
123.21.12.0/24VietnamAS45899VNPT Corp63024.61%
123.21.13.0/24VietnamAS45899VNPT Corp68026.56%
123.21.14.0/24VietnamAS45899VNPT Corp62024.22%
123.21.15.0/24VietnamAS45899VNPT Corp73028.52%
123.21.16.0/24VietnamAS45899VNPT Corp61023.83%
123.21.17.0/24VietnamAS45899VNPT Corp55021.48%
123.21.18.0/24VietnamAS45899VNPT Corp83032.42%
123.21.19.0/24VietnamAS45899VNPT Corp65025.39%
123.21.20.0/24VietnamAS45899VNPT Corp70027.34%
123.21.21.0/24VietnamAS45899VNPT Corp81031.64%
123.21.22.0/24VietnamAS45899VNPT Corp76029.69%
123.21.23.0/24VietnamAS45899VNPT Corp76029.69%
123.21.24.0/24VietnamAS45899VNPT Corp75029.30%
123.21.25.0/24VietnamAS45899VNPT Corp71027.73%
123.21.26.0/24VietnamAS45899VNPT Corp80031.25%
123.21.27.0/24VietnamAS45899VNPT Corp66025.78%
123.21.28.0/24VietnamAS45899VNPT Corp79030.86%
123.21.29.0/24VietnamAS45899VNPT Corp70027.34%
123.21.30.0/24VietnamAS45899VNPT Corp68026.56%
123.21.31.0/24VietnamAS45899VNPT Corp84032.81%
123.21.32.0/24VietnamAS45899VNPT Corp49019.14%
123.21.33.0/24VietnamAS45899VNPT Corp41016.02%
123.21.34.0/24VietnamAS45899VNPT Corp1505.86%
123.21.35.0/24VietnamAS45899VNPT Corp1606.25%
123.21.36.0/24VietnamAS45899VNPT Corp2509.77%
123.21.37.0/24VietnamAS45899VNPT Corp401.56%
123.21.38.0/24VietnamAS45899VNPT Corp81031.64%
123.21.39.0/24VietnamAS45899VNPT Corp000.00%
123.21.40.0/24VietnamAS45899VNPT Corp113044.14%
123.21.41.0/24VietnamAS45899VNPT Corp000.00%
123.21.42.0/24VietnamAS45899VNPT Corp121047.27%
123.21.43.0/24VietnamAS45899VNPT Corp132051.56%
123.21.44.0/24VietnamAS45899VNPT Corp000.00%
123.21.45.0/24VietnamAS45899VNPT Corp100.39%
123.21.46.0/24VietnamAS45899VNPT Corp64025.00%
123.21.47.0/24VietnamAS45899VNPT Corp000.00%
123.21.48.0/24VietnamAS45899VNPT Corp71027.73%
123.21.49.0/24VietnamAS45899VNPT Corp000.00%
123.21.50.0/24VietnamAS45899VNPT Corp108042.19%
123.21.51.0/24VietnamAS45899VNPT Corp000.00%
123.21.52.0/24VietnamAS45899VNPT Corp000.00%
123.21.53.0/24VietnamAS45899VNPT Corp000.00%
123.21.54.0/24VietnamAS45899VNPT Corp000.00%
123.21.55.0/24VietnamAS45899VNPT Corp000.00%
123.21.56.0/24VietnamAS45899VNPT Corp000.00%
123.21.57.0/24VietnamAS45899VNPT Corp000.00%
123.21.58.0/24VietnamAS45899VNPT Corp000.00%
123.21.59.0/24VietnamAS45899VNPT Corp000.00%
123.21.60.0/24VietnamAS45899VNPT Corp000.00%
123.21.61.0/24VietnamAS45899VNPT Corp000.00%
123.21.62.0/24VietnamAS45899VNPT Corp000.00%
123.21.63.0/24VietnamAS45899VNPT Corp000.00%
123.21.64.0/24VietnamAS45899VNPT Corp54021.09%
123.21.65.0/24VietnamAS45899VNPT Corp68026.56%
123.21.66.0/24VietnamAS45899VNPT Corp63024.61%
123.21.67.0/24VietnamAS45899VNPT Corp63024.61%
123.21.68.0/24VietnamAS45899VNPT Corp65025.39%
123.21.69.0/24VietnamAS45899VNPT Corp56021.88%
123.21.70.0/24VietnamAS45899VNPT Corp58022.66%
123.21.71.0/24VietnamAS45899VNPT Corp68026.56%
123.21.72.0/24VietnamAS45899VNPT Corp61023.83%
123.21.73.0/24VietnamAS45899VNPT Corp51019.92%
123.21.74.0/24VietnamAS45899VNPT Corp62024.22%
123.21.75.0/24VietnamAS45899VNPT Corp70027.34%
123.21.76.0/24VietnamAS45899VNPT Corp53020.70%
123.21.77.0/24VietnamAS45899VNPT Corp66025.78%
123.21.78.0/24VietnamAS45899VNPT Corp77030.08%
123.21.79.0/24VietnamAS45899VNPT Corp73028.52%
123.21.80.0/24VietnamAS45899VNPT Corp73028.52%
123.21.81.0/24VietnamAS45899VNPT Corp69026.95%
123.21.82.0/24VietnamAS45899VNPT Corp57022.27%
123.21.83.0/24VietnamAS45899VNPT Corp63024.61%
123.21.84.0/24VietnamAS45899VNPT Corp66025.78%
123.21.85.0/24VietnamAS45899VNPT Corp75029.30%
123.21.86.0/24VietnamAS45899VNPT Corp61023.83%
123.21.87.0/24VietnamAS45899VNPT Corp56021.88%
123.21.88.0/24VietnamAS45899VNPT Corp70027.34%
123.21.89.0/24VietnamAS45899VNPT Corp57022.27%
123.21.90.0/24VietnamAS45899VNPT Corp63024.61%
123.21.91.0/24VietnamAS45899VNPT Corp61023.83%
123.21.92.0/24VietnamAS45899VNPT Corp74028.91%
123.21.93.0/24VietnamAS45899VNPT Corp68026.56%
123.21.94.0/24VietnamAS45899VNPT Corp57022.27%
123.21.95.0/24VietnamAS45899VNPT Corp61023.83%
123.21.96.0/24VietnamAS45899VNPT Corp62024.22%
123.21.97.0/24VietnamAS45899VNPT Corp67026.17%
123.21.98.0/24VietnamAS45899VNPT Corp78030.47%
123.21.99.0/24VietnamAS45899VNPT Corp72028.13%
123.21.100.0/24VietnamAS45899VNPT Corp71027.73%
123.21.101.0/24VietnamAS45899VNPT Corp65025.39%
123.21.102.0/24VietnamAS45899VNPT Corp67026.17%
123.21.103.0/24VietnamAS45899VNPT Corp65025.39%
123.21.104.0/24VietnamAS45899VNPT Corp64025.00%
123.21.105.0/24VietnamAS45899VNPT Corp66025.78%
123.21.106.0/24VietnamAS45899VNPT Corp68026.56%
123.21.107.0/24VietnamAS45899VNPT Corp69026.95%
123.21.108.0/24VietnamAS45899VNPT Corp61023.83%
123.21.109.0/24VietnamAS45899VNPT Corp61023.83%
123.21.110.0/24VietnamAS45899VNPT Corp71027.73%
123.21.111.0/24VietnamAS45899VNPT Corp62024.22%
123.21.112.0/24VietnamAS45899VNPT Corp70027.34%
123.21.113.0/24VietnamAS45899VNPT Corp61023.83%
123.21.114.0/24VietnamAS45899VNPT Corp59023.05%
123.21.115.0/24VietnamAS45899VNPT Corp65025.39%
123.21.116.0/24VietnamAS45899VNPT Corp64025.00%
123.21.117.0/24VietnamAS45899VNPT Corp62024.22%
123.21.118.0/24VietnamAS45899VNPT Corp76029.69%
123.21.119.0/24VietnamAS45899VNPT Corp61023.83%
123.21.120.0/24VietnamAS45899VNPT Corp61023.83%
123.21.121.0/24VietnamAS45899VNPT Corp67026.17%
123.21.122.0/24VietnamAS45899VNPT Corp64025.00%
123.21.123.0/24VietnamAS45899VNPT Corp61023.83%
123.21.124.0/24VietnamAS45899VNPT Corp60023.44%
123.21.125.0/24VietnamAS45899VNPT Corp66025.78%
123.21.126.0/24VietnamAS45899VNPT Corp70027.34%
123.21.127.0/24VietnamAS45899VNPT Corp50019.53%
123.21.128.0/24VietnamAS45899VNPT Corp54021.09%
123.21.129.0/24VietnamAS45899VNPT Corp56021.88%
123.21.130.0/24VietnamAS45899VNPT Corp54021.09%
123.21.131.0/24VietnamAS45899VNPT Corp56021.88%
123.21.132.0/24VietnamAS45899VNPT Corp63024.61%
123.21.133.0/24VietnamAS45899VNPT Corp54021.09%
123.21.134.0/24VietnamAS45899VNPT Corp69026.95%
123.21.135.0/24VietnamAS45899VNPT Corp57022.27%
123.21.136.0/24VietnamAS45899VNPT Corp56021.88%
123.21.137.0/24VietnamAS45899VNPT Corp73028.52%
123.21.138.0/24VietnamAS45899VNPT Corp70027.34%
123.21.139.0/24VietnamAS45899VNPT Corp57022.27%
123.21.140.0/24VietnamAS45899VNPT Corp50019.53%
123.21.141.0/24VietnamAS45899VNPT Corp71027.73%
123.21.142.0/24VietnamAS45899VNPT Corp55021.48%
123.21.143.0/24VietnamAS45899VNPT Corp63024.61%
123.21.144.0/24VietnamAS45899VNPT Corp53020.70%
123.21.145.0/24VietnamAS45899VNPT Corp66025.78%
123.21.146.0/24VietnamAS45899VNPT Corp65025.39%
123.21.147.0/24VietnamAS45899VNPT Corp58022.66%
123.21.148.0/24VietnamAS45899VNPT Corp62024.22%
123.21.149.0/24VietnamAS45899VNPT Corp61023.83%
123.21.150.0/24VietnamAS45899VNPT Corp61023.83%
123.21.151.0/24VietnamAS45899VNPT Corp61023.83%
123.21.152.0/24VietnamAS45899VNPT Corp56021.88%
123.21.153.0/24VietnamAS45899VNPT Corp58022.66%
123.21.154.0/24VietnamAS45899VNPT Corp65025.39%
123.21.155.0/24VietnamAS45899VNPT Corp62024.22%
123.21.156.0/24VietnamAS45899VNPT Corp53020.70%
123.21.157.0/24VietnamAS45899VNPT Corp60023.44%
123.21.158.0/24VietnamAS45899VNPT Corp72028.13%
123.21.159.0/24VietnamAS45899VNPT Corp65025.39%
123.21.160.0/24VietnamAS45899VNPT Corp55021.48%
123.21.161.0/24VietnamAS45899VNPT Corp50019.53%
123.21.162.0/24VietnamAS45899VNPT Corp64025.00%
123.21.163.0/24VietnamAS45899VNPT Corp52020.31%
123.21.164.0/24VietnamAS45899VNPT Corp70027.34%
123.21.165.0/24VietnamAS45899VNPT Corp58022.66%
123.21.166.0/24VietnamAS45899VNPT Corp67026.17%
123.21.167.0/24VietnamAS45899VNPT Corp59023.05%
123.21.168.0/24VietnamAS45899VNPT Corp45017.58%
123.21.169.0/24VietnamAS45899VNPT Corp60023.44%
123.21.170.0/24VietnamAS45899VNPT Corp69026.95%
123.21.171.0/24VietnamAS45899VNPT Corp50019.53%
123.21.172.0/24VietnamAS45899VNPT Corp59023.05%
123.21.173.0/24VietnamAS45899VNPT Corp63024.61%
123.21.174.0/24VietnamAS45899VNPT Corp65025.39%
123.21.175.0/24VietnamAS45899VNPT Corp66025.78%
123.21.176.0/24VietnamAS45899VNPT Corp59023.05%
123.21.177.0/24VietnamAS45899VNPT Corp63024.61%
123.21.178.0/24VietnamAS45899VNPT Corp64025.00%
123.21.179.0/24VietnamAS45899VNPT Corp70027.34%
123.21.180.0/24VietnamAS45899VNPT Corp51019.92%
123.21.181.0/24VietnamAS45899VNPT Corp62024.22%
123.21.182.0/24VietnamAS45899VNPT Corp59023.05%
123.21.183.0/24VietnamAS45899VNPT Corp65025.39%
123.21.184.0/24VietnamAS45899VNPT Corp62024.22%
123.21.185.0/24VietnamAS45899VNPT Corp63024.61%
123.21.186.0/24VietnamAS45899VNPT Corp65025.39%
123.21.187.0/24VietnamAS45899VNPT Corp58022.66%
123.21.188.0/24VietnamAS45899VNPT Corp71027.73%
123.21.189.0/24VietnamAS45899VNPT Corp49019.14%
123.21.190.0/24VietnamAS45899VNPT Corp60023.44%
123.21.191.0/24VietnamAS45899VNPT Corp59023.05%
123.21.192.0/24VietnamAS45899VNPT Corp52020.31%
123.21.193.0/24VietnamAS45899VNPT Corp64025.00%
123.21.194.0/24VietnamAS45899VNPT Corp60023.44%
123.21.195.0/24VietnamAS45899VNPT Corp70027.34%
123.21.196.0/24VietnamAS45899VNPT Corp65025.39%
123.21.197.0/24VietnamAS45899VNPT Corp69026.95%
123.21.198.0/24VietnamAS45899VNPT Corp67026.17%
123.21.199.0/24VietnamAS45899VNPT Corp63024.61%
123.21.200.0/24VietnamAS45899VNPT Corp62024.22%
123.21.201.0/24VietnamAS45899VNPT Corp63024.61%
123.21.202.0/24VietnamAS45899VNPT Corp62024.22%
123.21.203.0/24VietnamAS45899VNPT Corp51019.92%
123.21.204.0/24VietnamAS45899VNPT Corp54021.09%
123.21.205.0/24VietnamAS45899VNPT Corp49019.14%
123.21.206.0/24VietnamAS45899VNPT Corp63024.61%
123.21.207.0/24VietnamAS45899VNPT Corp44017.19%
123.21.208.0/24VietnamAS45899VNPT Corp52020.31%
123.21.209.0/24VietnamAS45899VNPT Corp66025.78%
123.21.210.0/24VietnamAS45899VNPT Corp60023.44%
123.21.211.0/24VietnamAS45899VNPT Corp70027.34%
123.21.212.0/24VietnamAS45899VNPT Corp62024.22%
123.21.213.0/24VietnamAS45899VNPT Corp70027.34%
123.21.214.0/24VietnamAS45899VNPT Corp59023.05%
123.21.215.0/24VietnamAS45899VNPT Corp62024.22%
123.21.216.0/24VietnamAS45899VNPT Corp57022.27%
123.21.217.0/24VietnamAS45899VNPT Corp71027.73%
123.21.218.0/24VietnamAS45899VNPT Corp67026.17%
123.21.219.0/24VietnamAS45899VNPT Corp52020.31%
123.21.220.0/24VietnamAS45899VNPT Corp60023.44%
123.21.221.0/24VietnamAS45899VNPT Corp67026.17%
123.21.222.0/24VietnamAS45899VNPT Corp73028.52%
123.21.223.0/24VietnamAS45899VNPT Corp53020.70%
123.21.224.0/24VietnamAS45899VNPT Corp52020.31%
123.21.225.0/24VietnamAS45899VNPT Corp50019.53%
123.21.226.0/24VietnamAS45899VNPT Corp61023.83%
123.21.227.0/24VietnamAS45899VNPT Corp52020.31%
123.21.228.0/24VietnamAS45899VNPT Corp63024.61%
123.21.229.0/24VietnamAS45899VNPT Corp55021.48%
123.21.230.0/24VietnamAS45899VNPT Corp62024.22%
123.21.231.0/24VietnamAS45899VNPT Corp56021.88%
123.21.232.0/24VietnamAS45899VNPT Corp59023.05%
123.21.233.0/24VietnamAS45899VNPT Corp58022.66%
123.21.234.0/24VietnamAS45899VNPT Corp50019.53%
123.21.235.0/24VietnamAS45899VNPT Corp55021.48%
123.21.236.0/24VietnamAS45899VNPT Corp51019.92%
123.21.237.0/24VietnamAS45899VNPT Corp59023.05%
123.21.238.0/24VietnamAS45899VNPT Corp65025.39%
123.21.239.0/24VietnamAS45899VNPT Corp62024.22%
123.21.240.0/24VietnamAS45899VNPT Corp73028.52%
123.21.241.0/24VietnamAS45899VNPT Corp51019.92%
123.21.242.0/24VietnamAS45899VNPT Corp48018.75%
123.21.243.0/24VietnamAS45899VNPT Corp57022.27%
123.21.244.0/24VietnamAS45899VNPT Corp54021.09%
123.21.245.0/24VietnamAS45899VNPT Corp70027.34%
123.21.246.0/24VietnamAS45899VNPT Corp57022.27%
123.21.247.0/24VietnamAS45899VNPT Corp50019.53%
123.21.248.0/24VietnamAS45899VNPT Corp61023.83%
123.21.249.0/24VietnamAS45899VNPT Corp65025.39%
123.21.250.0/24VietnamAS45899VNPT Corp74028.91%
123.21.251.0/24VietnamAS45899VNPT Corp60023.44%
123.21.252.0/24VietnamAS45899VNPT Corp55021.48%
123.21.253.0/24VietnamAS45899VNPT Corp66025.78%
123.21.254.0/24VietnamAS45899VNPT Corp58022.66%
123.21.255.0/24VietnamAS45899VNPT Corp47018.36%
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