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InternetData
65,536 routable3 ASes
/16 subnet

12.158.0.0/16

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
3
announcing ASes
2
announced prefixes
75
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, LLC65,024 · 99.22%
  2. AS27189Marten Transport, Ltd.256 · 0.39%
  3. AS400543NEWTON HEALTHCARE CORPORATION256 · 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.

2 prefixes
PREFIXORIGINCOUNTRYRPKIPEERSFIRST SEEN
12.158.148.0/24AS400543NEWTON HEALTHCARE CORPORATIONUnited Statesnot found162026-10-02
12.158.186.0/24AS27189Marten Transport, Ltd.United Statesnot found162026-10-02

Every /24 inside it

12.158.0.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.1.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.158.2.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.3.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.4.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.5.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.6.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.158.7.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.8.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.9.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.10.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.11.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.12.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.13.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.14.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.15.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.16.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.17.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.18.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.19.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.20.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.21.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.22.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.23.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.24.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.25.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.26.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.27.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.28.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.29.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.30.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.31.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.32.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.158.33.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.34.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.35.0/24United StatesAS7018AT&T Enterprises, LLC200.78%
12.158.36.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.158.37.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.38.0/24United StatesAS7018AT&T Enterprises, LLC200.78%
12.158.39.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.158.40.0/24United StatesAS7018AT&T Enterprises, LLC401.56%
12.158.41.0/24United StatesAS7018AT&T Enterprises, LLC401.56%
12.158.42.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.43.0/24United StatesAS7018AT&T Enterprises, LLC200.78%
12.158.44.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.158.45.0/24United StatesAS7018AT&T Enterprises, LLC200.78%
12.158.46.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.158.47.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.158.48.0/24United StatesAS7018AT&T Enterprises, LLC301.17%
12.158.49.0/24United StatesAS7018AT&T Enterprises, LLC0256100.00%
12.158.50.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.51.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.158.52.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.53.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.54.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.55.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.56.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.57.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.58.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.59.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.60.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.61.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.62.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.63.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.64.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.158.65.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.66.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.158.67.0/24United StatesAS7018AT&T Enterprises, LLC200.78%
12.158.68.0/24United StatesAS7018AT&T Enterprises, LLC200.78%
12.158.69.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.70.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.71.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.72.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.73.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.74.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.75.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.76.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.77.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.78.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.79.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.80.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.158.81.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.82.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.83.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.158.84.0/24United StatesAS7018AT&T Enterprises, LLC301.17%
12.158.85.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.86.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.87.0/24United StatesAS7018AT&T Enterprises, LLC2256100.00%
12.158.88.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.89.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.90.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.91.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.92.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.93.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.94.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.95.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.96.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.97.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.98.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.99.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.100.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.101.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.102.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.103.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.104.0/24United StatesAS7018AT&T Enterprises, LLC200.78%
12.158.105.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.106.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.107.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.108.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.109.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.110.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.111.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.112.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.113.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.114.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.115.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.116.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.117.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.118.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.119.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.120.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.121.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.122.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.123.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.124.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.125.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.126.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.127.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.128.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.158.129.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.130.0/24United StatesAS7018AT&T Enterprises, LLC501.95%
12.158.131.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.132.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.133.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.134.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.135.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.136.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.137.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.138.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.139.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.140.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.141.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.142.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.143.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.144.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.145.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.146.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.147.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.148.0/24United StatesAS400543NEWTON HEALTHCARE CORPORATION100.39%
12.158.149.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.150.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.151.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.152.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.158.153.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.154.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.155.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.156.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.157.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.158.158.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.159.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.158.160.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.161.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.162.0/24United StatesAS7018AT&T Enterprises, LLC200.78%
12.158.163.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.164.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.165.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.166.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.158.167.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.168.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.169.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.170.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.171.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.172.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.173.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.158.174.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.175.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.176.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.177.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.158.178.0/24United StatesAS7018AT&T Enterprises, LLC200.78%
12.158.179.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.158.180.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.181.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.158.182.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.183.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.184.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.185.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.186.0/24United StatesAS27189Marten Transport, Ltd.100.39%
12.158.187.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.188.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.189.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.190.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.191.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.192.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.193.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.194.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.195.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.196.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.197.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.198.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.199.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.200.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.201.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.202.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.203.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.204.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.205.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.206.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.207.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.208.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.209.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.210.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.211.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.212.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.213.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.214.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.215.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.216.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.217.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.158.218.0/24United StatesAS7018AT&T Enterprises, LLC301.17%
12.158.219.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.220.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.221.0/24United StatesAS7018AT&T Enterprises, LLC200.78%
12.158.222.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.223.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.158.224.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.225.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.226.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.227.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.228.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.229.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.230.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.231.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.232.0/24United StatesAS7018AT&T Enterprises, LLC200.78%
12.158.233.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.234.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.235.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.236.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.237.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.238.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.239.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.240.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.241.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.242.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.243.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.244.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.245.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.246.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.247.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.248.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.249.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.250.0/24United StatesAS7018AT&T Enterprises, LLC3256100.00%
12.158.251.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.252.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.253.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.254.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.158.255.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
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.
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