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65,536 routable1 ASes
/16 subnet

37.21.0.0/16

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
1
announcing AS
4
announced prefixes
10,122
anonymous addresses

Where it is

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

  1. Russia65,536 · 100.00%

Who announces it

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

  1. AS12389PJSC Rostelecom65,536 · 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.

4 prefixes
PREFIXORIGINCOUNTRYRPKIPEERSFIRST SEEN
37.21.0.0/17AS12389PJSC RostelecomRussiavalid182026-10-02
37.21.128.0/17AS12389PJSC RostelecomRussiavalid182026-10-02
37.21.128.0/18AS12389PJSC RostelecomRussiavalid182026-10-02
37.21.192.0/18AS12389PJSC RostelecomRussiavalid182026-10-02

Every /24 inside it

37.21.0.0/24RussiaAS12389PJSC Rostelecom30011.72%
37.21.1.0/24RussiaAS12389PJSC Rostelecom27010.55%
37.21.2.0/24RussiaAS12389PJSC Rostelecom29011.33%
37.21.3.0/24RussiaAS12389PJSC Rostelecom29011.33%
37.21.4.0/24RussiaAS12389PJSC Rostelecom46017.97%
37.21.5.0/24RussiaAS12389PJSC Rostelecom2208.59%
37.21.6.0/24RussiaAS12389PJSC Rostelecom2509.77%
37.21.7.0/24RussiaAS12389PJSC Rostelecom29011.33%
37.21.8.0/24RussiaAS12389PJSC Rostelecom27010.55%
37.21.9.0/24RussiaAS12389PJSC Rostelecom29011.33%
37.21.10.0/24RussiaAS12389PJSC Rostelecom2509.77%
37.21.11.0/24RussiaAS12389PJSC Rostelecom2509.77%
37.21.12.0/24RussiaAS12389PJSC Rostelecom28010.94%
37.21.13.0/24RussiaAS12389PJSC Rostelecom21256100.00%
37.21.14.0/24RussiaAS12389PJSC Rostelecom2409.38%
37.21.15.0/24RussiaAS12389PJSC Rostelecom2007.81%
37.21.16.0/24RussiaAS12389PJSC Rostelecom34013.28%
37.21.17.0/24RussiaAS12389PJSC Rostelecom29011.33%
37.21.18.0/24RussiaAS12389PJSC Rostelecom31012.11%
37.21.19.0/24RussiaAS12389PJSC Rostelecom2308.98%
37.21.20.0/24RussiaAS12389PJSC Rostelecom32012.50%
37.21.21.0/24RussiaAS12389PJSC Rostelecom2208.59%
37.21.22.0/24RussiaAS12389PJSC Rostelecom1907.42%
37.21.23.0/24RussiaAS12389PJSC Rostelecom1706.64%
37.21.24.0/24RussiaAS12389PJSC Rostelecom2108.20%
37.21.25.0/24RussiaAS12389PJSC Rostelecom26010.16%
37.21.26.0/24RussiaAS12389PJSC Rostelecom2208.59%
37.21.27.0/24RussiaAS12389PJSC Rostelecom1907.42%
37.21.28.0/24RussiaAS12389PJSC Rostelecom2509.77%
37.21.29.0/24RussiaAS12389PJSC Rostelecom27010.55%
37.21.30.0/24RussiaAS12389PJSC Rostelecom31012.11%
37.21.31.0/24RussiaAS12389PJSC Rostelecom33012.89%
37.21.32.0/24RussiaAS12389PJSC Rostelecom2409.38%
37.21.33.0/24RussiaAS12389PJSC Rostelecom32012.50%
37.21.34.0/24RussiaAS12389PJSC Rostelecom33012.89%
37.21.35.0/24RussiaAS12389PJSC Rostelecom2208.59%
37.21.36.0/24RussiaAS12389PJSC Rostelecom1907.42%
37.21.37.0/24RussiaAS12389PJSC Rostelecom2409.38%
37.21.38.0/24RussiaAS12389PJSC Rostelecom2308.98%
37.21.39.0/24RussiaAS12389PJSC Rostelecom1807.03%
37.21.40.0/24RussiaAS12389PJSC Rostelecom30011.72%
37.21.41.0/24RussiaAS12389PJSC Rostelecom27010.55%
37.21.42.0/24RussiaAS12389PJSC Rostelecom2409.38%
37.21.43.0/24RussiaAS12389PJSC Rostelecom2108.20%
37.21.44.0/24RussiaAS12389PJSC Rostelecom2208.59%
37.21.45.0/24RussiaAS12389PJSC Rostelecom1907.42%
37.21.46.0/24RussiaAS12389PJSC Rostelecom43016.80%
37.21.47.0/24RussiaAS12389PJSC Rostelecom2409.38%
37.21.48.0/24RussiaAS12389PJSC Rostelecom26010.16%
37.21.49.0/24RussiaAS12389PJSC Rostelecom29011.33%
37.21.50.0/24RussiaAS12389PJSC Rostelecom2409.38%
37.21.51.0/24RussiaAS12389PJSC Rostelecom2308.98%
37.21.52.0/24RussiaAS12389PJSC Rostelecom35013.67%
37.21.53.0/24RussiaAS12389PJSC Rostelecom30011.72%
37.21.54.0/24RussiaAS12389PJSC Rostelecom27010.55%
37.21.55.0/24RussiaAS12389PJSC Rostelecom30011.72%
37.21.56.0/24RussiaAS12389PJSC Rostelecom28010.94%
37.21.57.0/24RussiaAS12389PJSC Rostelecom30011.72%
37.21.58.0/24RussiaAS12389PJSC Rostelecom28010.94%
37.21.59.0/24RussiaAS12389PJSC Rostelecom34013.28%
37.21.60.0/24RussiaAS12389PJSC Rostelecom29011.33%
37.21.61.0/24RussiaAS12389PJSC Rostelecom29011.33%
37.21.62.0/24RussiaAS12389PJSC Rostelecom36014.06%
37.21.63.0/24RussiaAS12389PJSC Rostelecom2409.38%
37.21.64.0/24RussiaAS12389PJSC Rostelecom43016.80%
37.21.65.0/24RussiaAS12389PJSC Rostelecom1907.42%
37.21.66.0/24RussiaAS12389PJSC Rostelecom28010.94%
37.21.67.0/24RussiaAS12389PJSC Rostelecom30011.72%
37.21.68.0/24RussiaAS12389PJSC Rostelecom2007.81%
37.21.69.0/24RussiaAS12389PJSC Rostelecom30011.72%
37.21.70.0/24RussiaAS12389PJSC Rostelecom2409.38%
37.21.71.0/24RussiaAS12389PJSC Rostelecom27010.55%
37.21.72.0/24RussiaAS12389PJSC Rostelecom33012.89%
37.21.73.0/24RussiaAS12389PJSC Rostelecom29011.33%
37.21.74.0/24RussiaAS12389PJSC Rostelecom32012.50%
37.21.75.0/24RussiaAS12389PJSC Rostelecom26010.16%
37.21.76.0/24RussiaAS12389PJSC Rostelecom29011.33%
37.21.77.0/24RussiaAS12389PJSC Rostelecom2007.81%
37.21.78.0/24RussiaAS12389PJSC Rostelecom30011.72%
37.21.79.0/24RussiaAS12389PJSC Rostelecom31012.11%
37.21.80.0/24RussiaAS12389PJSC Rostelecom2409.38%
37.21.81.0/24RussiaAS12389PJSC Rostelecom31256100.00%
37.21.82.0/24RussiaAS12389PJSC Rostelecom32012.50%
37.21.83.0/24RussiaAS12389PJSC Rostelecom26010.16%
37.21.84.0/24RussiaAS12389PJSC Rostelecom29011.33%
37.21.85.0/24RussiaAS12389PJSC Rostelecom35013.67%
37.21.86.0/24RussiaAS12389PJSC Rostelecom28010.94%
37.21.87.0/24RussiaAS12389PJSC Rostelecom2409.38%
37.21.88.0/24RussiaAS12389PJSC Rostelecom29011.33%
37.21.89.0/24RussiaAS12389PJSC Rostelecom28010.94%
37.21.90.0/24RussiaAS12389PJSC Rostelecom2108.20%
37.21.91.0/24RussiaAS12389PJSC Rostelecom2409.38%
37.21.92.0/24RussiaAS12389PJSC Rostelecom30011.72%
37.21.93.0/24RussiaAS12389PJSC Rostelecom2509.77%
37.21.94.0/24RussiaAS12389PJSC Rostelecom32012.50%
37.21.95.0/24RussiaAS12389PJSC Rostelecom2409.38%
37.21.96.0/24RussiaAS12389PJSC Rostelecom2509.77%
37.21.97.0/24RussiaAS12389PJSC Rostelecom28010.94%
37.21.98.0/24RussiaAS12389PJSC Rostelecom2509.77%
37.21.99.0/24RussiaAS12389PJSC Rostelecom1907.42%
37.21.100.0/24RussiaAS12389PJSC Rostelecom2308.98%
37.21.101.0/24RussiaAS12389PJSC Rostelecom2108.20%
37.21.102.0/24RussiaAS12389PJSC Rostelecom2509.77%
37.21.103.0/24RussiaAS12389PJSC Rostelecom31012.11%
37.21.104.0/24RussiaAS12389PJSC Rostelecom31012.11%
37.21.105.0/24RussiaAS12389PJSC Rostelecom38014.84%
37.21.106.0/24RussiaAS12389PJSC Rostelecom27010.55%
37.21.107.0/24RussiaAS12389PJSC Rostelecom2509.77%
37.21.108.0/24RussiaAS12389PJSC Rostelecom41016.02%
37.21.109.0/24RussiaAS12389PJSC Rostelecom29011.33%
37.21.110.0/24RussiaAS12389PJSC Rostelecom33012.89%
37.21.111.0/24RussiaAS12389PJSC Rostelecom2108.20%
37.21.112.0/24RussiaAS12389PJSC Rostelecom27010.55%
37.21.113.0/24RussiaAS12389PJSC Rostelecom26010.16%
37.21.114.0/24RussiaAS12389PJSC Rostelecom31012.11%
37.21.115.0/24RussiaAS12389PJSC Rostelecom2308.98%
37.21.116.0/24RussiaAS12389PJSC Rostelecom36256100.00%
37.21.117.0/24RussiaAS12389PJSC Rostelecom35013.67%
37.21.118.0/24RussiaAS12389PJSC Rostelecom31012.11%
37.21.119.0/24RussiaAS12389PJSC Rostelecom2308.98%
37.21.120.0/24RussiaAS12389PJSC Rostelecom2108.20%
37.21.121.0/24RussiaAS12389PJSC Rostelecom2308.98%
37.21.122.0/24RussiaAS12389PJSC Rostelecom39256100.00%
37.21.123.0/24RussiaAS12389PJSC Rostelecom32012.50%
37.21.124.0/24RussiaAS12389PJSC Rostelecom28010.94%
37.21.125.0/24RussiaAS12389PJSC Rostelecom29011.33%
37.21.126.0/24RussiaAS12389PJSC Rostelecom30011.72%
37.21.127.0/24RussiaAS12389PJSC Rostelecom29011.33%
37.21.128.0/24RussiaAS12389PJSC Rostelecom57022.27%
37.21.129.0/24RussiaAS12389PJSC Rostelecom53020.70%
37.21.130.0/24RussiaAS12389PJSC Rostelecom48018.75%
37.21.131.0/24RussiaAS12389PJSC Rostelecom51019.92%
37.21.132.0/24RussiaAS12389PJSC Rostelecom65025.39%
37.21.133.0/24RussiaAS12389PJSC Rostelecom48018.75%
37.21.134.0/24RussiaAS12389PJSC Rostelecom53020.70%
37.21.135.0/24RussiaAS12389PJSC Rostelecom53020.70%
37.21.136.0/24RussiaAS12389PJSC Rostelecom55021.48%
37.21.137.0/24RussiaAS12389PJSC Rostelecom58022.66%
37.21.138.0/24RussiaAS12389PJSC Rostelecom61023.83%
37.21.139.0/24RussiaAS12389PJSC Rostelecom46017.97%
37.21.140.0/24RussiaAS12389PJSC Rostelecom45017.58%
37.21.141.0/24RussiaAS12389PJSC Rostelecom64025.00%
37.21.142.0/24RussiaAS12389PJSC Rostelecom55021.48%
37.21.143.0/24RussiaAS12389PJSC Rostelecom51019.92%
37.21.144.0/24RussiaAS12389PJSC Rostelecom55021.48%
37.21.145.0/24RussiaAS12389PJSC Rostelecom49019.14%
37.21.146.0/24RussiaAS12389PJSC Rostelecom45017.58%
37.21.147.0/24RussiaAS12389PJSC Rostelecom54021.09%
37.21.148.0/24RussiaAS12389PJSC Rostelecom56021.88%
37.21.149.0/24RussiaAS12389PJSC Rostelecom59023.05%
37.21.150.0/24RussiaAS12389PJSC Rostelecom44017.19%
37.21.151.0/24RussiaAS12389PJSC Rostelecom55021.48%
37.21.152.0/24RussiaAS12389PJSC Rostelecom59023.05%
37.21.153.0/24RussiaAS12389PJSC Rostelecom59023.05%
37.21.154.0/24RussiaAS12389PJSC Rostelecom52020.31%
37.21.155.0/24RussiaAS12389PJSC Rostelecom59023.05%
37.21.156.0/24RussiaAS12389PJSC Rostelecom60023.44%
37.21.157.0/24RussiaAS12389PJSC Rostelecom66025.78%
37.21.158.0/24RussiaAS12389PJSC Rostelecom53020.70%
37.21.159.0/24RussiaAS12389PJSC Rostelecom42016.41%
37.21.160.0/24RussiaAS12389PJSC Rostelecom54021.09%
37.21.161.0/24RussiaAS12389PJSC Rostelecom55021.48%
37.21.162.0/24RussiaAS12389PJSC Rostelecom45017.58%
37.21.163.0/24RussiaAS12389PJSC Rostelecom61023.83%
37.21.164.0/24RussiaAS12389PJSC Rostelecom54021.09%
37.21.165.0/24RussiaAS12389PJSC Rostelecom40015.63%
37.21.166.0/24RussiaAS12389PJSC Rostelecom41016.02%
37.21.167.0/24RussiaAS12389PJSC Rostelecom54021.09%
37.21.168.0/24RussiaAS12389PJSC Rostelecom51019.92%
37.21.169.0/24RussiaAS12389PJSC Rostelecom67026.17%
37.21.170.0/24RussiaAS12389PJSC Rostelecom56021.88%
37.21.171.0/24RussiaAS12389PJSC Rostelecom56021.88%
37.21.172.0/24RussiaAS12389PJSC Rostelecom51019.92%
37.21.173.0/24RussiaAS12389PJSC Rostelecom65025.39%
37.21.174.0/24RussiaAS12389PJSC Rostelecom61023.83%
37.21.175.0/24RussiaAS12389PJSC Rostelecom56021.88%
37.21.176.0/24RussiaAS12389PJSC Rostelecom51019.92%
37.21.177.0/24RussiaAS12389PJSC Rostelecom59023.05%
37.21.178.0/24RussiaAS12389PJSC Rostelecom53020.70%
37.21.179.0/24RussiaAS12389PJSC Rostelecom64025.00%
37.21.180.0/24RussiaAS12389PJSC Rostelecom47018.36%
37.21.181.0/24RussiaAS12389PJSC Rostelecom58022.66%
37.21.182.0/24RussiaAS12389PJSC Rostelecom52020.31%
37.21.183.0/24RussiaAS12389PJSC Rostelecom55021.48%
37.21.184.0/24RussiaAS12389PJSC Rostelecom45017.58%
37.21.185.0/24RussiaAS12389PJSC Rostelecom50019.53%
37.21.186.0/24RussiaAS12389PJSC Rostelecom50019.53%
37.21.187.0/24RussiaAS12389PJSC Rostelecom47018.36%
37.21.188.0/24RussiaAS12389PJSC Rostelecom47018.36%
37.21.189.0/24RussiaAS12389PJSC Rostelecom54021.09%
37.21.190.0/24RussiaAS12389PJSC Rostelecom61023.83%
37.21.191.0/24RussiaAS12389PJSC Rostelecom64025.00%
37.21.192.0/24RussiaAS12389PJSC Rostelecom49019.14%
37.21.193.0/24RussiaAS12389PJSC Rostelecom50019.53%
37.21.194.0/24RussiaAS12389PJSC Rostelecom59023.05%
37.21.195.0/24RussiaAS12389PJSC Rostelecom57022.27%
37.21.196.0/24RussiaAS12389PJSC Rostelecom43016.80%
37.21.197.0/24RussiaAS12389PJSC Rostelecom45017.58%
37.21.198.0/24RussiaAS12389PJSC Rostelecom45017.58%
37.21.199.0/24RussiaAS12389PJSC Rostelecom55021.48%
37.21.200.0/24RussiaAS12389PJSC Rostelecom53020.70%
37.21.201.0/24RussiaAS12389PJSC Rostelecom54021.09%
37.21.202.0/24RussiaAS12389PJSC Rostelecom61023.83%
37.21.203.0/24RussiaAS12389PJSC Rostelecom54021.09%
37.21.204.0/24RussiaAS12389PJSC Rostelecom36014.06%
37.21.205.0/24RussiaAS12389PJSC Rostelecom40015.63%
37.21.206.0/24RussiaAS12389PJSC Rostelecom51019.92%
37.21.207.0/24RussiaAS12389PJSC Rostelecom35013.67%
37.21.208.0/24RussiaAS12389PJSC Rostelecom56021.88%
37.21.209.0/24RussiaAS12389PJSC Rostelecom52020.31%
37.21.210.0/24RussiaAS12389PJSC Rostelecom39015.23%
37.21.211.0/24RussiaAS12389PJSC Rostelecom45017.58%
37.21.212.0/24RussiaAS12389PJSC Rostelecom38014.84%
37.21.213.0/24RussiaAS12389PJSC Rostelecom63024.61%
37.21.214.0/24RussiaAS12389PJSC Rostelecom59023.05%
37.21.215.0/24RussiaAS12389PJSC Rostelecom49019.14%
37.21.216.0/24RussiaAS12389PJSC Rostelecom49019.14%
37.21.217.0/24RussiaAS12389PJSC Rostelecom51019.92%
37.21.218.0/24RussiaAS12389PJSC Rostelecom56021.88%
37.21.219.0/24RussiaAS12389PJSC Rostelecom48018.75%
37.21.220.0/24RussiaAS12389PJSC Rostelecom54021.09%
37.21.221.0/24RussiaAS12389PJSC Rostelecom57022.27%
37.21.222.0/24RussiaAS12389PJSC Rostelecom40015.63%
37.21.223.0/24RussiaAS12389PJSC Rostelecom51019.92%
37.21.224.0/24RussiaAS12389PJSC Rostelecom49019.14%
37.21.225.0/24RussiaAS12389PJSC Rostelecom58022.66%
37.21.226.0/24RussiaAS12389PJSC Rostelecom52020.31%
37.21.227.0/24RussiaAS12389PJSC Rostelecom63024.61%
37.21.228.0/24RussiaAS12389PJSC Rostelecom44017.19%
37.21.229.0/24RussiaAS12389PJSC Rostelecom49019.14%
37.21.230.0/24RussiaAS12389PJSC Rostelecom49019.14%
37.21.231.0/24RussiaAS12389PJSC Rostelecom40015.63%
37.21.232.0/24RussiaAS12389PJSC Rostelecom43016.80%
37.21.233.0/24RussiaAS12389PJSC Rostelecom44017.19%
37.21.234.0/24RussiaAS12389PJSC Rostelecom48018.75%
37.21.235.0/24RussiaAS12389PJSC Rostelecom47018.36%
37.21.236.0/24RussiaAS12389PJSC Rostelecom52020.31%
37.21.237.0/24RussiaAS12389PJSC Rostelecom51019.92%
37.21.238.0/24RussiaAS12389PJSC Rostelecom34013.28%
37.21.239.0/24RussiaAS12389PJSC Rostelecom56021.88%
37.21.240.0/24RussiaAS12389PJSC Rostelecom44017.19%
37.21.241.0/24RussiaAS12389PJSC Rostelecom46017.97%
37.21.242.0/24RussiaAS12389PJSC Rostelecom46017.97%
37.21.243.0/24RussiaAS12389PJSC Rostelecom40015.63%
37.21.244.0/24RussiaAS12389PJSC Rostelecom46017.97%
37.21.245.0/24RussiaAS12389PJSC Rostelecom54021.09%
37.21.246.0/24RussiaAS12389PJSC Rostelecom46017.97%
37.21.247.0/24RussiaAS12389PJSC Rostelecom43016.80%
37.21.248.0/24RussiaAS12389PJSC Rostelecom53020.70%
37.21.249.0/24RussiaAS12389PJSC Rostelecom46017.97%
37.21.250.0/24RussiaAS12389PJSC Rostelecom49019.14%
37.21.251.0/24RussiaAS12389PJSC Rostelecom64025.00%
37.21.252.0/24RussiaAS12389PJSC Rostelecom48018.75%
37.21.253.0/24RussiaAS12389PJSC Rostelecom51019.92%
37.21.254.0/24RussiaAS12389PJSC Rostelecom60023.44%
37.21.255.0/24RussiaAS12389PJSC Rostelecom47018.36%
00 · Evaluate

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