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65,536 routable7 ASes
/16 subnet

210.131.0.0/16

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
7
announcing ASes
13
announced prefixes
3,427
anonymous addresses

Where it is

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

  1. Japan65,536 · 100.00%

Who announces it

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

  1. AS2510FUJITSU LIMITED31,232 · 47.66%
  2. AS2519ARTERIA Networks Corporation24,576 · 37.50%
  3. AS131965XServer Cloud Inc.4,096 · 6.25%
  4. AS17534NSK Co.,Ltd.3,072 · 4.69%
  5. AS55386FUJITSU LIMITED1,280 · 1.95%
  6. AS58791GMO Internet, Inc.1,024 · 1.56%
  7. AS55374FUJITSU LIMITED256 · 0.39%

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.

13 prefixes
PREFIXORIGINCOUNTRYRPKIPEERSFIRST SEEN
210.131.0.0/17AS2510FUJITSU LIMITEDJapannot found172026-10-02
210.131.4.0/24AS55386FUJITSU LIMITEDJapannot found172026-10-02
210.131.5.0/24AS55374FUJITSU LIMITEDJapannot found172026-10-02
210.131.16.0/22AS55386FUJITSU LIMITEDJapannot found172026-10-02
210.131.128.0/18AS2519ARTERIA Networks CorporationJapanvalid172026-10-02
210.131.192.0/20AS2519ARTERIA Networks CorporationJapanvalid172026-10-02
210.131.208.0/20AS131965XServer Cloud Inc.Japanvalid172026-10-02
210.131.224.0/21AS17534NSK Co.,Ltd.Japannot found172026-10-02
210.131.232.0/22AS17534NSK Co.,Ltd.Japannot found172026-10-02
210.131.236.0/22AS58791GMO Internet, Inc.Japannot found172026-10-02
210.131.236.0/24AS58791GMO Internet, Inc.Japannot found182026-10-02
210.131.239.0/24AS58791GMO Internet, Inc.Japannot found182026-10-02
210.131.240.0/20AS2519ARTERIA Networks CorporationJapanvalid172026-10-02

Every /24 inside it

210.131.0.0/24JapanAS2510FUJITSU LIMITED0256100.00%
210.131.1.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.2.0/24JapanAS2510FUJITSU LIMITED0256100.00%
210.131.3.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.4.0/24JapanAS55386FUJITSU LIMITED0256100.00%
210.131.5.0/24JapanAS55374FUJITSU LIMITED0256100.00%
210.131.6.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.7.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.8.0/24JapanAS2510FUJITSU LIMITED1256100.00%
210.131.9.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.10.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.11.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.12.0/24JapanAS2510FUJITSU LIMITED200.78%
210.131.13.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.14.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.15.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.16.0/24JapanAS55386FUJITSU LIMITED1256100.00%
210.131.17.0/24JapanAS55386FUJITSU LIMITED0256100.00%
210.131.18.0/24JapanAS55386FUJITSU LIMITED100.39%
210.131.19.0/24JapanAS55386FUJITSU LIMITED200.78%
210.131.20.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.21.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.22.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.23.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.24.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.25.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.26.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.27.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.28.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.29.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.30.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.31.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.32.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.33.0/24JapanAS2510FUJITSU LIMITED501.95%
210.131.34.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.35.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.36.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.37.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.38.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.39.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.40.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.41.0/24JapanAS2510FUJITSU LIMITED0256100.00%
210.131.42.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.43.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.44.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.45.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.46.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.47.0/24JapanAS2510FUJITSU LIMITED64025.00%
210.131.48.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.49.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.50.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.51.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.52.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.53.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.54.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.55.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.56.0/24JapanAS2510FUJITSU LIMITED90035.16%
210.131.57.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.58.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.59.0/24JapanAS2510FUJITSU LIMITED803.13%
210.131.60.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.61.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.62.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.63.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.64.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.65.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.66.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.67.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.68.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.69.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.70.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.71.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.72.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.73.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.74.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.75.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.76.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.77.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.78.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.79.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.80.0/24JapanAS2510FUJITSU LIMITED67026.17%
210.131.81.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.82.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.83.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.84.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.85.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.86.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.87.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.88.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.89.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.90.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.91.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.92.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.93.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.94.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.95.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.96.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.97.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.98.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.99.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.100.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.101.0/24JapanAS2510FUJITSU LIMITED66025.78%
210.131.102.0/24JapanAS2510FUJITSU LIMITED100.39%
210.131.103.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.104.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.105.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.106.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.107.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.108.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.109.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.110.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.111.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.112.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.113.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.114.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.115.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.116.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.117.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.118.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.119.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.120.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.121.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.122.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.123.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.124.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.125.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.126.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.127.0/24JapanAS2510FUJITSU LIMITED000.00%
210.131.128.0/24JapanAS2519ARTERIA Networks Corporation80031.25%
210.131.129.0/24JapanAS2519ARTERIA Networks Corporation52020.31%
210.131.130.0/24JapanAS2519ARTERIA Networks Corporation55021.48%
210.131.131.0/24JapanAS2519ARTERIA Networks Corporation401.56%
210.131.132.0/24JapanAS2519ARTERIA Networks Corporation63256100.00%
210.131.133.0/24JapanAS2519ARTERIA Networks Corporation58022.66%
210.131.134.0/24JapanAS2519ARTERIA Networks Corporation000.00%
210.131.135.0/24JapanAS2519ARTERIA Networks Corporation000.00%
210.131.136.0/24JapanAS2519ARTERIA Networks Corporation32256100.00%
210.131.137.0/24JapanAS2519ARTERIA Networks Corporation39015.23%
210.131.138.0/24JapanAS2519ARTERIA Networks Corporation301.17%
210.131.139.0/24JapanAS2519ARTERIA Networks Corporation000.00%
210.131.140.0/24JapanAS2519ARTERIA Networks Corporation000.00%
210.131.141.0/24JapanAS2519ARTERIA Networks Corporation000.00%
210.131.142.0/24JapanAS2519ARTERIA Networks Corporation47256100.00%
210.131.143.0/24JapanAS2519ARTERIA Networks Corporation38256100.00%
210.131.144.0/24JapanAS2519ARTERIA Networks Corporation31256100.00%
210.131.145.0/24JapanAS2519ARTERIA Networks Corporation6256100.00%
210.131.146.0/24JapanAS2519ARTERIA Networks Corporation100.39%
210.131.147.0/24JapanAS2519ARTERIA Networks Corporation000.00%
210.131.148.0/24JapanAS2519ARTERIA Networks Corporation47256100.00%
210.131.149.0/24JapanAS2519ARTERIA Networks Corporation44017.19%
210.131.150.0/24JapanAS2519ARTERIA Networks Corporation1256100.00%
210.131.151.0/24JapanAS2519ARTERIA Networks Corporation52256100.00%
210.131.152.0/24JapanAS2519ARTERIA Networks Corporation77256100.00%
210.131.153.0/24JapanAS2519ARTERIA Networks Corporation82256100.00%
210.131.154.0/24JapanAS2519ARTERIA Networks Corporation65256100.00%
210.131.155.0/24JapanAS2519ARTERIA Networks Corporation61256100.00%
210.131.156.0/24JapanAS2519ARTERIA Networks Corporation2409.38%
210.131.157.0/24JapanAS2519ARTERIA Networks Corporation100.39%
210.131.158.0/24JapanAS2519ARTERIA Networks Corporation18256100.00%
210.131.159.0/24JapanAS2519ARTERIA Networks Corporation000.00%
210.131.160.0/24JapanAS2519ARTERIA Networks Corporation000.00%
210.131.161.0/24JapanAS2519ARTERIA Networks Corporation000.00%
210.131.162.0/24JapanAS2519ARTERIA Networks Corporation000.00%
210.131.163.0/24JapanAS2519ARTERIA Networks Corporation000.00%
210.131.164.0/24JapanAS2519ARTERIA Networks Corporation54256100.00%
210.131.165.0/24JapanAS2519ARTERIA Networks Corporation47018.36%
210.131.166.0/24JapanAS2519ARTERIA Networks Corporation000.00%
210.131.167.0/24JapanAS2519ARTERIA Networks Corporation000.00%
210.131.168.0/24JapanAS2519ARTERIA Networks Corporation73028.52%
210.131.169.0/24JapanAS2519ARTERIA Networks Corporation72028.13%
210.131.170.0/24JapanAS2519ARTERIA Networks Corporation35256100.00%
210.131.171.0/24JapanAS2519ARTERIA Networks Corporation42256100.00%
210.131.172.0/24JapanAS2519ARTERIA Networks Corporation62256100.00%
210.131.173.0/24JapanAS2519ARTERIA Networks Corporation92256100.00%
210.131.174.0/24JapanAS2519ARTERIA Networks Corporation52256100.00%
210.131.175.0/24JapanAS2519ARTERIA Networks Corporation55256100.00%
210.131.176.0/24JapanAS2519ARTERIA Networks Corporation60023.44%
210.131.177.0/24JapanAS2519ARTERIA Networks Corporation000.00%
210.131.178.0/24JapanAS2519ARTERIA Networks Corporation000.00%
210.131.179.0/24JapanAS2519ARTERIA Networks Corporation21256100.00%
210.131.180.0/24JapanAS2519ARTERIA Networks Corporation2108.20%
210.131.181.0/24JapanAS2519ARTERIA Networks Corporation41256100.00%
210.131.182.0/24JapanAS2519ARTERIA Networks Corporation50019.53%
210.131.183.0/24JapanAS2519ARTERIA Networks Corporation38256100.00%
210.131.184.0/24JapanAS2519ARTERIA Networks Corporation52256100.00%
210.131.185.0/24JapanAS2519ARTERIA Networks Corporation56021.88%
210.131.186.0/24JapanAS2519ARTERIA Networks Corporation52256100.00%
210.131.187.0/24JapanAS2519ARTERIA Networks Corporation58022.66%
210.131.188.0/24JapanAS2519ARTERIA Networks Corporation38256100.00%
210.131.189.0/24JapanAS2519ARTERIA Networks Corporation31012.11%
210.131.190.0/24JapanAS2519ARTERIA Networks Corporation1104.30%
210.131.191.0/24JapanAS2519ARTERIA Networks Corporation42016.41%
210.131.192.0/24JapanAS2519ARTERIA Networks Corporation52256100.00%
210.131.193.0/24JapanAS2519ARTERIA Networks Corporation33012.89%
210.131.194.0/24JapanAS2519ARTERIA Networks Corporation48256100.00%
210.131.195.0/24JapanAS2519ARTERIA Networks Corporation32012.50%
210.131.196.0/24JapanAS2519ARTERIA Networks Corporation42016.41%
210.131.197.0/24JapanAS2519ARTERIA Networks Corporation31256100.00%
210.131.198.0/24JapanAS2519ARTERIA Networks Corporation35256100.00%
210.131.199.0/24JapanAS2519ARTERIA Networks Corporation68256100.00%
210.131.200.0/24JapanAS2519ARTERIA Networks Corporation41256100.00%
210.131.201.0/24JapanAS2519ARTERIA Networks Corporation73256100.00%
210.131.202.0/24JapanAS2519ARTERIA Networks Corporation2108.20%
210.131.203.0/24JapanAS2519ARTERIA Networks Corporation68256100.00%
210.131.204.0/24JapanAS2519ARTERIA Networks Corporation30011.72%
210.131.205.0/24JapanAS2519ARTERIA Networks Corporation54021.09%
210.131.206.0/24JapanAS2519ARTERIA Networks Corporation100.39%
210.131.207.0/24JapanAS2519ARTERIA Networks Corporation61256100.00%
210.131.208.0/24JapanAS131965XServer Cloud Inc.0256100.00%
210.131.209.0/24JapanAS131965XServer Cloud Inc.1256100.00%
210.131.210.0/24JapanAS131965XServer Cloud Inc.0256100.00%
210.131.211.0/24JapanAS131965XServer Cloud Inc.0256100.00%
210.131.212.0/24JapanAS131965XServer Cloud Inc.0256100.00%
210.131.213.0/24JapanAS131965XServer Cloud Inc.2256100.00%
210.131.214.0/24JapanAS131965XServer Cloud Inc.0256100.00%
210.131.215.0/24JapanAS131965XServer Cloud Inc.0256100.00%
210.131.216.0/24JapanAS131965XServer Cloud Inc.1256100.00%
210.131.217.0/24JapanAS131965XServer Cloud Inc.0256100.00%
210.131.218.0/24JapanAS131965XServer Cloud Inc.1256100.00%
210.131.219.0/24JapanAS131965XServer Cloud Inc.2256100.00%
210.131.220.0/24JapanAS131965XServer Cloud Inc.0256100.00%
210.131.221.0/24JapanAS131965XServer Cloud Inc.0256100.00%
210.131.222.0/24JapanAS131965XServer Cloud Inc.0256100.00%
210.131.223.0/24JapanAS131965XServer Cloud Inc.2256100.00%
210.131.224.0/24JapanAS17534NSK Co.,Ltd.000.00%
210.131.225.0/24JapanAS17534NSK Co.,Ltd.000.00%
210.131.226.0/24JapanAS17534NSK Co.,Ltd.000.00%
210.131.227.0/24JapanAS17534NSK Co.,Ltd.000.00%
210.131.228.0/24JapanAS17534NSK Co.,Ltd.000.00%
210.131.229.0/24JapanAS17534NSK Co.,Ltd.000.00%
210.131.230.0/24JapanAS17534NSK Co.,Ltd.000.00%
210.131.231.0/24JapanAS17534NSK Co.,Ltd.000.00%
210.131.232.0/24JapanAS17534NSK Co.,Ltd.1807.03%
210.131.233.0/24JapanAS17534NSK Co.,Ltd.100.39%
210.131.234.0/24JapanAS17534NSK Co.,Ltd.100.39%
210.131.235.0/24JapanAS17534NSK Co.,Ltd.100.39%
210.131.236.0/24JapanAS58791GMO Internet, Inc.0256100.00%
210.131.237.0/24JapanAS58791GMO Internet, Inc.0256100.00%
210.131.238.0/24JapanAS58791GMO Internet, Inc.0256100.00%
210.131.239.0/24JapanAS58791GMO Internet, Inc.0256100.00%
210.131.240.0/24JapanAS2519ARTERIA Networks Corporation000.00%
210.131.241.0/24JapanAS2519ARTERIA Networks Corporation000.00%
210.131.242.0/24JapanAS2519ARTERIA Networks Corporation40015.63%
210.131.243.0/24JapanAS2519ARTERIA Networks Corporation000.00%
210.131.244.0/24JapanAS2519ARTERIA Networks Corporation38256100.00%
210.131.245.0/24JapanAS2519ARTERIA Networks Corporation51256100.00%
210.131.246.0/24JapanAS2519ARTERIA Networks Corporation200.78%
210.131.247.0/24JapanAS2519ARTERIA Networks Corporation42256100.00%
210.131.248.0/24JapanAS2519ARTERIA Networks Corporation43256100.00%
210.131.249.0/24JapanAS2519ARTERIA Networks Corporation000.00%
210.131.250.0/24JapanAS2519ARTERIA Networks Corporation000.00%
210.131.251.0/24JapanAS2519ARTERIA Networks Corporation000.00%
210.131.252.0/24JapanAS2519ARTERIA Networks Corporation000.00%
210.131.253.0/24JapanAS2519ARTERIA Networks Corporation46017.97%
210.131.254.0/24JapanAS2519ARTERIA Networks Corporation000.00%
210.131.255.0/24JapanAS2519ARTERIA Networks Corporation1256100.00%
00 · Evaluate

Test the real build first.

An evaluation license puts a full current build in your hands — every row, every column, 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, not by seat.
Annual terms, a named contact, and flexible payment terms — monthly, quarterly or yearly.