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InternetData
65,536 routable10 ASes
/16 subnet

12.201.0.0/16

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
10
announcing ASes
9
announced prefixes
133
anonymous addresses

Where it is

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

  1. United States65,536 · 100.00%

Who announces it

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

  1. AS7018AT&T Enterprises, LLC63,232 · 96.48%
  2. AS11219James R. Glidewell Dental Ceramics Inc.256 · 0.39%
  3. AS12020Methodist Hospital of Southern California256 · 0.39%
  4. AS13641256 · 0.39%
  5. AS17059Almendras Communications LLC256 · 0.39%
  6. AS22040Linxus Internet256 · 0.39%
  7. AS46454WCS256 · 0.39%
  8. AS395767SUNCAST Corporation256 · 0.39%
  9. AS398665COUNTY OF SAN BERNARDINO256 · 0.39%
  10. AS401365Saia Motor Freight Line, LLC256 · 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.

9 prefixes
PREFIXORIGINCOUNTRYRPKIPEERSFIRST SEEN
12.201.47.0/24AS46454WCSUnited Statesnot found162026-10-02
12.201.73.0/24AS17059Almendras Communications LLCUnited Statesnot found162026-10-02
12.201.79.0/24AS401365Saia Motor Freight Line, LLCUnited Statesnot found162026-10-02
12.201.82.0/24AS11219James R. Glidewell Dental Ceramics Inc.United Statesnot found162026-10-02
12.201.84.0/24AS12020Methodist Hospital of Southern CaliforniaUnited Statesnot found162026-10-02
12.201.111.0/24AS22040Linxus InternetUnited Statesnot found162026-10-02
12.201.127.0/24AS398665COUNTY OF SAN BERNARDINOUnited Statesnot found162026-10-02
12.201.150.0/24AS395767SUNCAST CorporationUnited Statesnot found162026-10-02
12.201.167.0/24AS13641United Statesnot found162026-10-02

Every /24 inside it

12.201.0.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.201.1.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.2.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.3.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.4.0/24United StatesAS7018AT&T Enterprises, LLC200.78%
12.201.5.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.201.6.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.201.7.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.201.8.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.9.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.10.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.11.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.12.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.13.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.14.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.15.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.16.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.17.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.18.0/24United StatesAS7018AT&T Enterprises, LLC200.78%
12.201.19.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.20.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.21.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.22.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.23.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.24.0/24United StatesAS7018AT&T Enterprises, LLC803.13%
12.201.25.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.201.26.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.201.27.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.28.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.201.29.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.201.30.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.31.0/24United StatesAS7018AT&T Enterprises, LLC3256100.00%
12.201.32.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.33.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.34.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.35.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.36.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.37.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.38.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.39.0/24United StatesAS7018AT&T Enterprises, LLC4256100.00%
12.201.40.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.41.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.42.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.43.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.44.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.45.0/24United StatesAS7018AT&T Enterprises, LLC401.56%
12.201.46.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.47.0/24United StatesAS46454WCS000.00%
12.201.48.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.49.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.50.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.51.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.52.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.201.53.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.54.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.55.0/24United StatesAS7018AT&T Enterprises, LLC301.17%
12.201.56.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.57.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.58.0/24United StatesAS7018AT&T Enterprises, LLC200.78%
12.201.59.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.201.60.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.61.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.62.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.63.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.64.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.65.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.66.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.67.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.68.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.69.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.70.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.71.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.72.0/24United StatesAS7018AT&T Enterprises, LLC2256100.00%
12.201.73.0/24United StatesAS17059Almendras Communications LLC000.00%
12.201.74.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.75.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.201.76.0/24United StatesAS7018AT&T Enterprises, LLC200.78%
12.201.77.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.78.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.201.79.0/24United StatesAS401365Saia Motor Freight Line, LLC200.78%
12.201.80.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.81.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.82.0/24United StatesAS11219James R. Glidewell Dental Ceramics Inc.200.78%
12.201.83.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.84.0/24United StatesAS12020Methodist Hospital of Southern California100.39%
12.201.85.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.201.86.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.201.87.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.88.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.89.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.90.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.91.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.92.0/24United StatesAS7018AT&T Enterprises, LLC301.17%
12.201.93.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.94.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.95.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.96.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.97.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.98.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.99.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.201.100.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.201.101.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.102.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.103.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.104.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.105.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.106.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.201.107.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.108.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.201.109.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.201.110.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.111.0/24United StatesAS22040Linxus Internet401.56%
12.201.112.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.113.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.114.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.115.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.116.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.117.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.118.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.119.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.201.120.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.121.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.122.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.123.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.124.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.125.0/24United StatesAS7018AT&T Enterprises, LLC3256100.00%
12.201.126.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.127.0/24United StatesAS398665COUNTY OF SAN BERNARDINO100.39%
12.201.128.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.129.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.201.130.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.131.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.132.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.201.133.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.201.134.0/24United StatesAS7018AT&T Enterprises, LLC501.95%
12.201.135.0/24United StatesAS7018AT&T Enterprises, LLC401.56%
12.201.136.0/24United StatesAS7018AT&T Enterprises, LLC6256100.00%
12.201.137.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.138.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.139.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.201.140.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.201.141.0/24United StatesAS7018AT&T Enterprises, LLC200.78%
12.201.142.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.143.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.144.0/24United StatesAS7018AT&T Enterprises, LLC2256100.00%
12.201.145.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.146.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.147.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.148.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.149.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.150.0/24United StatesAS395767SUNCAST Corporation000.00%
12.201.151.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.152.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.153.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.154.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.155.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.156.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.157.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.158.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.201.159.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.201.160.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.161.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.162.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.163.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.164.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.165.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.166.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.167.0/24United StatesAS13641AS13641000.00%
12.201.168.0/24United StatesAS7018AT&T Enterprises, LLC6256100.00%
12.201.169.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.170.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.171.0/24United StatesAS7018AT&T Enterprises, LLC200.78%
12.201.172.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.173.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.201.174.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.175.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.176.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.177.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.178.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.179.0/24United StatesAS7018AT&T Enterprises, LLC401.56%
12.201.180.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.201.181.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.182.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.183.0/24United StatesAS7018AT&T Enterprises, LLC301.17%
12.201.184.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.201.185.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.186.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.187.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.188.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.189.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.190.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.191.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.192.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.193.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.194.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.195.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.196.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.201.197.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.198.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.199.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.200.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.201.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.202.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.203.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.204.0/24United StatesAS7018AT&T Enterprises, LLC1256100.00%
12.201.205.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.206.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.207.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.201.208.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.209.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.210.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.211.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.212.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.213.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.214.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.215.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.216.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.217.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.218.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.219.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.220.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.221.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.201.222.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.223.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.224.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.225.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.201.226.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.227.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.228.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.229.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.201.230.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.231.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.232.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.233.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.234.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.235.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.236.0/24United StatesAS7018AT&T Enterprises, LLC1003.91%
12.201.237.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.238.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.239.0/24United StatesAS7018AT&T Enterprises, LLC200.78%
12.201.240.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.241.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.242.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.243.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.244.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.245.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.201.246.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.247.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.248.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.249.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.250.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.251.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.252.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.253.0/24United StatesAS7018AT&T Enterprises, LLC200.78%
12.201.254.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.201.255.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
00 · Evaluate

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