Skip to content
InternetData
65,536 routable2 ASes
/16 subnet

210.21.0.0/16

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

65,536
routable addresses
65,536
geolocated
1
country
2
announcing ASes
27
announced prefixes
144
anonymous addresses

Where it is

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

  1. China65,536 · 100.00%

Who announces it

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

  1. AS17622China Unicom Guangzhou network32,768 · 50.00%
  2. AS17623China Unicom Shenzen network16,384 · 25.00%

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.

27 prefixes
PREFIXORIGINCOUNTRYRPKIPEERSFIRST SEEN
210.21.0.0/17AS17622China Unicom Guangzhou networkChinaValid172026-10-02
210.21.0.0/18AS17622China Unicom Guangzhou networkChinaValid172026-10-02
210.21.4.0/24AS17622China Unicom Guangzhou networkChinaValid172026-10-02
210.21.8.0/22AS17622China Unicom Guangzhou networkChinaValid172026-10-02
210.21.17.0/24AS17622China Unicom Guangzhou networkChinaValid172026-10-02
210.21.32.0/19AS17622China Unicom Guangzhou networkChinaValid172026-10-02
210.21.50.0/24AS17622China Unicom Guangzhou networkChinaValid172026-10-02
210.21.51.0/24AS17622China Unicom Guangzhou networkChinaValid172026-10-02
210.21.64.0/18AS17622China Unicom Guangzhou networkChinaValid172026-10-02
210.21.110.0/23AS17622China Unicom Guangzhou networkChinaValid172026-10-02
210.21.121.0/24AS17622China Unicom Guangzhou networkChinaValid172026-10-02
210.21.124.0/24AS17622China Unicom Guangzhou networkChinaValid172026-10-02
210.21.127.0/24AS17622China Unicom Guangzhou networkChinaValid172026-10-02
210.21.192.0/18AS17623China Unicom Shenzen networkChinaValid172026-10-02
210.21.209.0/24AS17623China Unicom Shenzen networkChinaValid172026-10-02
210.21.212.0/24AS17623China Unicom Shenzen networkChinaValid172026-10-02
210.21.214.0/24AS17623China Unicom Shenzen networkChinaValid172026-10-02
210.21.217.0/24AS17623China Unicom Shenzen networkChinaValid172026-10-02
210.21.222.0/24AS17623China Unicom Shenzen networkChinaValid172026-10-02
210.21.226.0/24AS17623China Unicom Shenzen networkChinaValid172026-10-02
210.21.229.0/24AS17623China Unicom Shenzen networkChinaValid172026-10-02
210.21.231.0/24AS17623China Unicom Shenzen networkChinaValid172026-10-02
210.21.235.0/24AS17623China Unicom Shenzen networkChinaValid172026-10-02
210.21.237.0/24AS17623China Unicom Shenzen networkChinaValid172026-10-02
210.21.238.0/24AS17623China Unicom Shenzen networkChinaValid172026-10-02
210.21.247.0/24AS17623China Unicom Shenzen networkChinaValid172026-10-02
210.21.251.0/24AS17623China Unicom Shenzen networkChinaValid172026-10-02

Every /24 inside it

210.21.0.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.1.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.2.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.3.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.4.0/24ChinaAS17622China Unicom Guangzhou network100.39%
210.21.5.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.6.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.7.0/24ChinaAS17622China Unicom Guangzhou network200.78%
210.21.8.0/24ChinaAS17622China Unicom Guangzhou network100.39%
210.21.9.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.10.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.11.0/24ChinaAS17622China Unicom Guangzhou network200.78%
210.21.12.0/24ChinaAS17622China Unicom Guangzhou network200.78%
210.21.13.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.14.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.15.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.16.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.17.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.18.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.19.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.20.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.21.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.22.0/24ChinaAS17622China Unicom Guangzhou network702.73%
210.21.23.0/24ChinaAS17622China Unicom Guangzhou network100.39%
210.21.24.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.25.0/24ChinaAS17622China Unicom Guangzhou network100.39%
210.21.26.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.27.0/24ChinaAS17622China Unicom Guangzhou network100.39%
210.21.28.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.29.0/24ChinaAS17622China Unicom Guangzhou network301.17%
210.21.30.0/24ChinaAS17622China Unicom Guangzhou network200.78%
210.21.31.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.32.0/24ChinaAS17622China Unicom Guangzhou network100.39%
210.21.33.0/24ChinaAS17622China Unicom Guangzhou network100.39%
210.21.34.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.35.0/24ChinaAS17622China Unicom Guangzhou network100.39%
210.21.36.0/24ChinaAS17622China Unicom Guangzhou network200.78%
210.21.37.0/24ChinaAS17622China Unicom Guangzhou network200.78%
210.21.38.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.39.0/24ChinaAS17622China Unicom Guangzhou network100.39%
210.21.40.0/24ChinaAS17622China Unicom Guangzhou network100.39%
210.21.41.0/24ChinaAS17622China Unicom Guangzhou network100.39%
210.21.42.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.43.0/24ChinaAS17622China Unicom Guangzhou network100.39%
210.21.44.0/24ChinaAS17622China Unicom Guangzhou network100.39%
210.21.45.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.46.0/24ChinaAS17622China Unicom Guangzhou network200.78%
210.21.47.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.48.0/24ChinaAS17622China Unicom Guangzhou network100.39%
210.21.49.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.50.0/24ChinaAS17622China Unicom Guangzhou network100.39%
210.21.51.0/24ChinaAS17622China Unicom Guangzhou network301.17%
210.21.52.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.53.0/24ChinaAS17622China Unicom Guangzhou network803.13%
210.21.54.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.55.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.56.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.57.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.58.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.59.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.60.0/24ChinaAS17622China Unicom Guangzhou network30011.72%
210.21.61.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.62.0/24ChinaAS17622China Unicom Guangzhou network702.73%
210.21.63.0/24ChinaAS17622China Unicom Guangzhou network100.39%
210.21.64.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.65.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.66.0/24ChinaAS17622China Unicom Guangzhou network501.95%
210.21.67.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.68.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.69.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.70.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.71.0/24ChinaAS17622China Unicom Guangzhou network200.78%
210.21.72.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.73.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.74.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.75.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.76.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.77.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.78.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.79.0/24ChinaAS17622China Unicom Guangzhou network100.39%
210.21.80.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.81.0/24ChinaAS17622China Unicom Guangzhou network100.39%
210.21.82.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.83.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.84.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.85.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.86.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.87.0/24ChinaAS17622China Unicom Guangzhou network100.39%
210.21.88.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.89.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.90.0/24ChinaAS17622China Unicom Guangzhou network100.39%
210.21.91.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.92.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.93.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.94.0/24ChinaAS17622China Unicom Guangzhou network100.39%
210.21.95.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.96.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.97.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.98.0/24ChinaAS17622China Unicom Guangzhou network803.13%
210.21.99.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.100.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.101.0/24ChinaAS17622China Unicom Guangzhou network702.73%
210.21.102.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.103.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.104.0/24ChinaAS17622China Unicom Guangzhou network100.39%
210.21.105.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.106.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.107.0/24ChinaAS17622China Unicom Guangzhou network401.56%
210.21.108.0/24ChinaAS17622China Unicom Guangzhou network301.17%
210.21.109.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.110.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.111.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.112.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.113.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.114.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.115.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.116.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.117.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.118.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.119.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.120.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.121.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.122.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.123.0/24ChinaAS17622China Unicom Guangzhou network200.78%
210.21.124.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.125.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.126.0/24ChinaAS17622China Unicom Guangzhou network100.39%
210.21.127.0/24ChinaAS17622China Unicom Guangzhou network000.00%
210.21.128.0/24China—000.00%
210.21.129.0/24China—000.00%
210.21.130.0/24China—000.00%
210.21.131.0/24China—000.00%
210.21.132.0/24China—000.00%
210.21.133.0/24China—000.00%
210.21.134.0/24China—000.00%
210.21.135.0/24China—000.00%
210.21.136.0/24China—000.00%
210.21.137.0/24China—000.00%
210.21.138.0/24China—000.00%
210.21.139.0/24China—000.00%
210.21.140.0/24China—000.00%
210.21.141.0/24China—000.00%
210.21.142.0/24China—000.00%
210.21.143.0/24China—000.00%
210.21.144.0/24China—000.00%
210.21.145.0/24China—000.00%
210.21.146.0/24China—000.00%
210.21.147.0/24China—000.00%
210.21.148.0/24China—000.00%
210.21.149.0/24China—000.00%
210.21.150.0/24China—000.00%
210.21.151.0/24China—000.00%
210.21.152.0/24China—000.00%
210.21.153.0/24China—000.00%
210.21.154.0/24China—000.00%
210.21.155.0/24China—000.00%
210.21.156.0/24China—000.00%
210.21.157.0/24China—000.00%
210.21.158.0/24China—000.00%
210.21.159.0/24China—000.00%
210.21.160.0/24China—000.00%
210.21.161.0/24China—000.00%
210.21.162.0/24China—000.00%
210.21.163.0/24China—000.00%
210.21.164.0/24China—000.00%
210.21.165.0/24China—000.00%
210.21.166.0/24China—000.00%
210.21.167.0/24China—000.00%
210.21.168.0/24China—000.00%
210.21.169.0/24China—000.00%
210.21.170.0/24China—000.00%
210.21.171.0/24China—000.00%
210.21.172.0/24China—000.00%
210.21.173.0/24China—000.00%
210.21.174.0/24China—000.00%
210.21.175.0/24China—000.00%
210.21.176.0/24China—000.00%
210.21.177.0/24China—000.00%
210.21.178.0/24China—000.00%
210.21.179.0/24China—000.00%
210.21.180.0/24China—000.00%
210.21.181.0/24China—000.00%
210.21.182.0/24China—000.00%
210.21.183.0/24China—000.00%
210.21.184.0/24China—000.00%
210.21.185.0/24China—000.00%
210.21.186.0/24China—000.00%
210.21.187.0/24China—000.00%
210.21.188.0/24China—000.00%
210.21.189.0/24China—000.00%
210.21.190.0/24China—000.00%
210.21.191.0/24China—000.00%
210.21.192.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.193.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.194.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.195.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.196.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.197.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.198.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.199.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.200.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.201.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.202.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.203.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.204.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.205.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.206.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.207.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.208.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.209.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.210.0/24ChinaAS17623China Unicom Shenzen network100.39%
210.21.211.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.212.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.213.0/24ChinaAS17623China Unicom Shenzen network100.39%
210.21.214.0/24ChinaAS17623China Unicom Shenzen network1104.30%
210.21.215.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.216.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.217.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.218.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.219.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.220.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.221.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.222.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.223.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.224.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.225.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.226.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.227.0/24ChinaAS17623China Unicom Shenzen network100.39%
210.21.228.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.229.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.230.0/24ChinaAS17623China Unicom Shenzen network100.39%
210.21.231.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.232.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.233.0/24ChinaAS17623China Unicom Shenzen network100.39%
210.21.234.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.235.0/24ChinaAS17623China Unicom Shenzen network100.39%
210.21.236.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.237.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.238.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.239.0/24ChinaAS17623China Unicom Shenzen network100.39%
210.21.240.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.241.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.242.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.243.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.244.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.245.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.246.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.247.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.248.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.249.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.250.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.251.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.252.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.253.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.254.0/24ChinaAS17623China Unicom Shenzen network000.00%
210.21.255.0/24ChinaAS17623China Unicom Shenzen network000.00%
00 · Evaluate

Test the real build first.

An evaluation license puts a full current build in your hands, with no sampling, so you can measure it against your own traffic before anyone talks about terms.

01 · License

Then license what you use.

Standard, for detection and decisions inside your own product and operations.
Redistribution, when the data ships onward inside what you sell, priced by scope rather than by seat.
Annual terms, a named contact, and monthly, quarterly or yearly payment.