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InternetData
65,536 routable5 ASes
/16 subnet

203.216.0.0/16

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
2
countries
5
announcing ASes
7
announced prefixes
121
anonymous addresses

Where it is

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

  1. Japan57,344 · 87.50%
  2. South Korea8,192 · 12.50%

Who announces it

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

  1. AS23720Rakuten Mobile Network, Inc.32,768 · 50.00%
  2. AS4694IDC Frontier Inc.8,192 · 12.50%
  3. AS9607BroadBand Tower, Inc.8,192 · 12.50%
  4. AS17878DREAMMARK18,192 · 12.50%
  5. AS23816LY Corporation8,192 · 12.50%

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.

7 prefixes
PREFIXORIGINCOUNTRYRPKIPEERSFIRST SEEN
203.216.0.0/17AS23720Rakuten Mobile Network, Inc.JapanNot found172026-10-02
203.216.128.0/19AS4694IDC Frontier Inc.JapanValid172026-10-02
203.216.128.0/20AS4694IDC Frontier Inc.JapanValid172026-10-02
203.216.144.0/20AS4694IDC Frontier Inc.JapanValid172026-10-02
203.216.160.0/19AS17878DREAMMARK1South KoreaNot found172026-10-02
203.216.192.0/19AS9607BroadBand Tower, Inc.JapanValid172026-10-02
203.216.224.0/19AS23816LY CorporationJapanValid172026-10-02

Every /24 inside it

203.216.0.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.1.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.2.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.3.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.4.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.5.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.6.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.7.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.8.0/24JapanAS23720Rakuten Mobile Network, Inc.0256100.00%
203.216.9.0/24JapanAS23720Rakuten Mobile Network, Inc.0256100.00%
203.216.10.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.11.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.12.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.13.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.14.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.15.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.16.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.17.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.18.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.19.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.20.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.21.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.22.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.23.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.24.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.25.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.26.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.27.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.28.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.29.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.30.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.31.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.32.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.33.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.34.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.35.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.36.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.37.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.38.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.39.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.40.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.41.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.42.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.43.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.44.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.45.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.46.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.47.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.48.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.49.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.50.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.51.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.52.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.53.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.54.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.55.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.56.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.57.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.58.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.59.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.60.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.61.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.62.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.63.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.64.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.65.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.66.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.67.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.68.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.69.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.70.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.71.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.72.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.73.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.74.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.75.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.76.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.77.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.78.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.79.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.80.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.81.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.82.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.83.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.84.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.85.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.86.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.87.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.88.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.89.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.90.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.91.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.92.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.93.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.94.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.95.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.96.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.97.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.98.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.99.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.100.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.101.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.102.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.103.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.104.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.105.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.106.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.107.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.108.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.109.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.110.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.111.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.112.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.113.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.114.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.115.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.116.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.117.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.118.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.119.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.120.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.121.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.122.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.123.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.124.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.125.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.126.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.127.0/24JapanAS23720Rakuten Mobile Network, Inc.000.00%
203.216.128.0/24JapanAS4694IDC Frontier Inc.0256100.00%
203.216.129.0/24JapanAS4694IDC Frontier Inc.0256100.00%
203.216.130.0/24JapanAS4694IDC Frontier Inc.0256100.00%
203.216.131.0/24JapanAS4694IDC Frontier Inc.0256100.00%
203.216.132.0/24JapanAS4694IDC Frontier Inc.0256100.00%
203.216.133.0/24JapanAS4694IDC Frontier Inc.0256100.00%
203.216.134.0/24JapanAS4694IDC Frontier Inc.0256100.00%
203.216.135.0/24JapanAS4694IDC Frontier Inc.0256100.00%
203.216.136.0/24JapanAS4694IDC Frontier Inc.0256100.00%
203.216.137.0/24JapanAS4694IDC Frontier Inc.0256100.00%
203.216.138.0/24JapanAS4694IDC Frontier Inc.0256100.00%
203.216.139.0/24JapanAS4694IDC Frontier Inc.0256100.00%
203.216.140.0/24JapanAS4694IDC Frontier Inc.0256100.00%
203.216.141.0/24JapanAS4694IDC Frontier Inc.1256100.00%
203.216.142.0/24JapanAS4694IDC Frontier Inc.0256100.00%
203.216.143.0/24JapanAS4694IDC Frontier Inc.0256100.00%
203.216.144.0/24JapanAS4694IDC Frontier Inc.0256100.00%
203.216.145.0/24JapanAS4694IDC Frontier Inc.0256100.00%
203.216.146.0/24JapanAS4694IDC Frontier Inc.0256100.00%
203.216.147.0/24JapanAS4694IDC Frontier Inc.0256100.00%
203.216.148.0/24JapanAS4694IDC Frontier Inc.0256100.00%
203.216.149.0/24JapanAS4694IDC Frontier Inc.0256100.00%
203.216.150.0/24JapanAS4694IDC Frontier Inc.0256100.00%
203.216.151.0/24JapanAS4694IDC Frontier Inc.0256100.00%
203.216.152.0/24JapanAS4694IDC Frontier Inc.0256100.00%
203.216.153.0/24JapanAS4694IDC Frontier Inc.0256100.00%
203.216.154.0/24JapanAS4694IDC Frontier Inc.0256100.00%
203.216.155.0/24JapanAS4694IDC Frontier Inc.0256100.00%
203.216.156.0/24JapanAS4694IDC Frontier Inc.0256100.00%
203.216.157.0/24JapanAS4694IDC Frontier Inc.0256100.00%
203.216.158.0/24JapanAS4694IDC Frontier Inc.0256100.00%
203.216.159.0/24JapanAS4694IDC Frontier Inc.0256100.00%
203.216.160.0/24South KoreaAS17878DREAMMARK1100.39%
203.216.161.0/24South KoreaAS17878DREAMMARK1000.00%
203.216.162.0/24South KoreaAS17878DREAMMARK1803.13%
203.216.163.0/24South KoreaAS17878DREAMMARK1903.52%
203.216.164.0/24South KoreaAS17878DREAMMARK1000.00%
203.216.165.0/24South KoreaAS17878DREAMMARK1000.00%
203.216.166.0/24South KoreaAS17878DREAMMARK1000.00%
203.216.167.0/24South KoreaAS17878DREAMMARK1803.13%
203.216.168.0/24South KoreaAS17878DREAMMARK1803.13%
203.216.169.0/24South KoreaAS17878DREAMMARK1100.39%
203.216.170.0/24South KoreaAS17878DREAMMARK1000.00%
203.216.171.0/24South KoreaAS17878DREAMMARK1000.00%
203.216.172.0/24South KoreaAS17878DREAMMARK1803.13%
203.216.173.0/24South KoreaAS17878DREAMMARK1803.13%
203.216.174.0/24South KoreaAS17878DREAMMARK1000.00%
203.216.175.0/24South KoreaAS17878DREAMMARK1000.00%
203.216.176.0/24South KoreaAS17878DREAMMARK1000.00%
203.216.177.0/24South KoreaAS17878DREAMMARK1000.00%
203.216.178.0/24South KoreaAS17878DREAMMARK1000.00%
203.216.179.0/24South KoreaAS17878DREAMMARK1803.13%
203.216.180.0/24South KoreaAS17878DREAMMARK1903.52%
203.216.181.0/24South KoreaAS17878DREAMMARK1000.00%
203.216.182.0/24South KoreaAS17878DREAMMARK1000.00%
203.216.183.0/24South KoreaAS17878DREAMMARK1803.13%
203.216.184.0/24South KoreaAS17878DREAMMARK1803.13%
203.216.185.0/24South KoreaAS17878DREAMMARK1000.00%
203.216.186.0/24South KoreaAS17878DREAMMARK1000.00%
203.216.187.0/24South KoreaAS17878DREAMMARK1000.00%
203.216.188.0/24South KoreaAS17878DREAMMARK1803.13%
203.216.189.0/24South KoreaAS17878DREAMMARK1803.13%
203.216.190.0/24South KoreaAS17878DREAMMARK1100.39%
203.216.191.0/24South KoreaAS17878DREAMMARK1000.00%
203.216.192.0/24JapanAS9607BroadBand Tower, Inc.1256100.00%
203.216.193.0/24JapanAS9607BroadBand Tower, Inc.0256100.00%
203.216.194.0/24JapanAS9607BroadBand Tower, Inc.5256100.00%
203.216.195.0/24JapanAS9607BroadBand Tower, Inc.2256100.00%
203.216.196.0/24JapanAS9607BroadBand Tower, Inc.0256100.00%
203.216.197.0/24JapanAS9607BroadBand Tower, Inc.3256100.00%
203.216.198.0/24JapanAS9607BroadBand Tower, Inc.0256100.00%
203.216.199.0/24JapanAS9607BroadBand Tower, Inc.0256100.00%
203.216.200.0/24JapanAS9607BroadBand Tower, Inc.0256100.00%
203.216.201.0/24JapanAS9607BroadBand Tower, Inc.0256100.00%
203.216.202.0/24JapanAS9607BroadBand Tower, Inc.0256100.00%
203.216.203.0/24JapanAS9607BroadBand Tower, Inc.0256100.00%
203.216.204.0/24JapanAS9607BroadBand Tower, Inc.0256100.00%
203.216.205.0/24JapanAS9607BroadBand Tower, Inc.1256100.00%
203.216.206.0/24JapanAS9607BroadBand Tower, Inc.0256100.00%
203.216.207.0/24JapanAS9607BroadBand Tower, Inc.0256100.00%
203.216.208.0/24JapanAS9607BroadBand Tower, Inc.0256100.00%
203.216.209.0/24JapanAS9607BroadBand Tower, Inc.3256100.00%
203.216.210.0/24JapanAS9607BroadBand Tower, Inc.0256100.00%
203.216.211.0/24JapanAS9607BroadBand Tower, Inc.0256100.00%
203.216.212.0/24JapanAS9607BroadBand Tower, Inc.2256100.00%
203.216.213.0/24JapanAS9607BroadBand Tower, Inc.0256100.00%
203.216.214.0/24JapanAS9607BroadBand Tower, Inc.2256100.00%
203.216.215.0/24JapanAS9607BroadBand Tower, Inc.0256100.00%
203.216.216.0/24JapanAS9607BroadBand Tower, Inc.0256100.00%
203.216.217.0/24JapanAS9607BroadBand Tower, Inc.0256100.00%
203.216.218.0/24JapanAS9607BroadBand Tower, Inc.0256100.00%
203.216.219.0/24JapanAS9607BroadBand Tower, Inc.0256100.00%
203.216.220.0/24JapanAS9607BroadBand Tower, Inc.0256100.00%
203.216.221.0/24JapanAS9607BroadBand Tower, Inc.0256100.00%
203.216.222.0/24JapanAS9607BroadBand Tower, Inc.0256100.00%
203.216.223.0/24JapanAS9607BroadBand Tower, Inc.0256100.00%
203.216.224.0/24JapanAS23816LY Corporation000.00%
203.216.225.0/24JapanAS23816LY Corporation000.00%
203.216.226.0/24JapanAS23816LY Corporation000.00%
203.216.227.0/24JapanAS23816LY Corporation000.00%
203.216.228.0/24JapanAS23816LY Corporation000.00%
203.216.229.0/24JapanAS23816LY Corporation000.00%
203.216.230.0/24JapanAS23816LY Corporation000.00%
203.216.231.0/24JapanAS23816LY Corporation000.00%
203.216.232.0/24JapanAS23816LY Corporation000.00%
203.216.233.0/24JapanAS23816LY Corporation000.00%
203.216.234.0/24JapanAS23816LY Corporation000.00%
203.216.235.0/24JapanAS23816LY Corporation000.00%
203.216.236.0/24JapanAS23816LY Corporation000.00%
203.216.237.0/24JapanAS23816LY Corporation000.00%
203.216.238.0/24JapanAS23816LY Corporation000.00%
203.216.239.0/24JapanAS23816LY Corporation000.00%
203.216.240.0/24JapanAS23816LY Corporation000.00%
203.216.241.0/24JapanAS23816LY Corporation000.00%
203.216.242.0/24JapanAS23816LY Corporation000.00%
203.216.243.0/24JapanAS23816LY Corporation000.00%
203.216.244.0/24JapanAS23816LY Corporation000.00%
203.216.245.0/24JapanAS23816LY Corporation000.00%
203.216.246.0/24JapanAS23816LY Corporation000.00%
203.216.247.0/24JapanAS23816LY Corporation000.00%
203.216.248.0/24JapanAS23816LY Corporation000.00%
203.216.249.0/24JapanAS23816LY Corporation000.00%
203.216.250.0/24JapanAS23816LY Corporation000.00%
203.216.251.0/24JapanAS23816LY Corporation000.00%
203.216.252.0/24JapanAS23816LY Corporation000.00%
203.216.253.0/24JapanAS23816LY Corporation000.00%
203.216.254.0/24JapanAS23816LY Corporation000.00%
203.216.255.0/24JapanAS23816LY Corporation000.00%
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.