Skip to content
InternetData
65,536 routable7 ASes
/16 subnet

12.3.0.0/16

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
8
announced prefixes
286
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, LLC63,488 · 96.88%
  2. AS4985PHILADELPHIA GAS WORKS512 · 0.78%
  3. AS19826UNIVERSAL HEALTH SERVICES512 · 0.78%
  4. AS2386AT&T Enterprises, LLC256 · 0.39%
  5. AS10721The Andersons Inc256 · 0.39%
  6. AS17033CSL Behring L.L.C256 · 0.39%
  7. AS399773Castle & Cooke256 · 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.

8 prefixes
PREFIXORIGINCOUNTRYRPKIPEERSFIRST SEEN
12.3.32.0/24AS19826UNIVERSAL HEALTH SERVICESUnited Statesnot found162026-10-02
12.3.33.0/24AS17033CSL Behring L.L.CUnited Statesnot found162026-10-02
12.3.40.0/24AS19826UNIVERSAL HEALTH SERVICESUnited Statesnot found162026-10-02
12.3.119.0/24AS399773Castle & CookeUnited Statesnot found162026-10-02
12.3.167.0/24AS2386AT&T Enterprises, LLCUnited Statesvalid162026-10-02
12.3.212.0/24AS4985PHILADELPHIA GAS WORKSUnited Statesnot found162026-10-02
12.3.213.0/24AS4985PHILADELPHIA GAS WORKSUnited Statesnot found162026-10-02
12.3.223.0/24AS10721The Andersons IncUnited Statesnot found172026-10-02

Every /24 inside it

12.3.0.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.1.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.2.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.3.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.4.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.5.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.6.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.7.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.8.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.9.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.10.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.11.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.12.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.13.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.14.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.15.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.16.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.17.0/24United StatesAS7018AT&T Enterprises, LLC301.17%
12.3.18.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.19.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.20.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.21.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.22.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.23.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.24.0/24United StatesAS7018AT&T Enterprises, LLC200.78%
12.3.25.0/24United StatesAS7018AT&T Enterprises, LLC702.73%
12.3.26.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.27.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.28.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.29.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.30.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.31.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.32.0/24United StatesAS19826UNIVERSAL HEALTH SERVICES100.39%
12.3.33.0/24United StatesAS17033CSL Behring L.L.C1003.91%
12.3.34.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.35.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.36.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.37.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.38.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.39.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.40.0/24United StatesAS19826UNIVERSAL HEALTH SERVICES0256100.00%
12.3.41.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.42.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.43.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.44.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.45.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.46.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.47.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.48.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.3.49.0/24United StatesAS7018AT&T Enterprises, LLC301.17%
12.3.50.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.51.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.52.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.53.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.54.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.3.55.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.3.56.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.3.57.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.3.58.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.59.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.3.60.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.3.61.0/24United StatesAS7018AT&T Enterprises, LLC200.78%
12.3.62.0/24United StatesAS7018AT&T Enterprises, LLC200.78%
12.3.63.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.3.64.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.65.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.66.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.67.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.68.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.69.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.70.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.71.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.72.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.73.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.74.0/24United StatesAS7018AT&T Enterprises, LLC200.78%
12.3.75.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.76.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.77.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.78.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.79.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.80.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.81.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.82.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.83.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.84.0/24United StatesAS7018AT&T Enterprises, LLC50256100.00%
12.3.85.0/24United StatesAS7018AT&T Enterprises, LLC58256100.00%
12.3.86.0/24United StatesAS7018AT&T Enterprises, LLC10256100.00%
12.3.87.0/24United StatesAS7018AT&T Enterprises, LLC3256100.00%
12.3.88.0/24United StatesAS7018AT&T Enterprises, LLC4256100.00%
12.3.89.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.3.90.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.91.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.92.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.3.93.0/24United StatesAS7018AT&T Enterprises, LLC401.56%
12.3.94.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.95.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.96.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.3.97.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.98.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.3.99.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.100.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.101.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.102.0/24United StatesAS7018AT&T Enterprises, LLC4256100.00%
12.3.103.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.104.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.105.0/24United StatesAS7018AT&T Enterprises, LLC200.78%
12.3.106.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.107.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.108.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.109.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.3.110.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.111.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.112.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.113.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.3.114.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.115.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.116.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.117.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.118.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.119.0/24United StatesAS399773Castle & Cooke000.00%
12.3.120.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.121.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.122.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.123.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.124.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.125.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.126.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.127.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.128.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.3.129.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.130.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.131.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.3.132.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.133.0/24United StatesAS7018AT&T Enterprises, LLC7256100.00%
12.3.134.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.135.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.136.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.3.137.0/24United StatesAS7018AT&T Enterprises, LLC200.78%
12.3.138.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.3.139.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.3.140.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.141.0/24United StatesAS7018AT&T Enterprises, LLC200.78%
12.3.142.0/24United StatesAS7018AT&T Enterprises, LLC200.78%
12.3.143.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.3.144.0/24United StatesAS7018AT&T Enterprises, LLC0256100.00%
12.3.145.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.146.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.147.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.148.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.149.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.150.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.151.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.152.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.153.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.154.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.155.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.156.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.157.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.158.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.159.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.160.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.161.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.162.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.163.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.164.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.165.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.166.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.167.0/24United StatesAS2386AT&T Enterprises, LLC000.00%
12.3.168.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.169.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.170.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.171.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.172.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.173.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.174.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.175.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.176.0/24United StatesAS7018AT&T Enterprises, LLC200.78%
12.3.177.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.178.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.179.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.180.0/24United StatesAS7018AT&T Enterprises, LLC401.56%
12.3.181.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.3.182.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.183.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.184.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.3.185.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.186.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.187.0/24United StatesAS7018AT&T Enterprises, LLC5256100.00%
12.3.188.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.189.0/24United StatesAS7018AT&T Enterprises, LLC37256100.00%
12.3.190.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.3.191.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.3.192.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.3.193.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.194.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.3.195.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.196.0/24United StatesAS7018AT&T Enterprises, LLC4256100.00%
12.3.197.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.198.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.199.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.200.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.3.201.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.3.202.0/24United StatesAS7018AT&T Enterprises, LLC0256100.00%
12.3.203.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.204.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.205.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.3.206.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.207.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.3.208.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.209.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.210.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.211.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.212.0/24United StatesAS4985PHILADELPHIA GAS WORKS200.78%
12.3.213.0/24United StatesAS4985PHILADELPHIA GAS WORKS000.00%
12.3.214.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.215.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.216.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.217.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.218.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.219.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.220.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.221.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.222.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.3.223.0/24United StatesAS10721The Andersons Inc000.00%
12.3.224.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.3.225.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.3.226.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.227.0/24United StatesAS7018AT&T Enterprises, LLC200.78%
12.3.228.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.3.229.0/24United StatesAS7018AT&T Enterprises, LLC2256100.00%
12.3.230.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.231.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.232.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.233.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.234.0/24United StatesAS7018AT&T Enterprises, LLC1256100.00%
12.3.235.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.236.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.237.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.238.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.239.0/24United StatesAS7018AT&T Enterprises, LLC100.39%
12.3.240.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.241.0/24United StatesAS7018AT&T Enterprises, LLC200.78%
12.3.242.0/24United StatesAS7018AT&T Enterprises, LLC200.78%
12.3.243.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.244.0/24United StatesAS7018AT&T Enterprises, LLC200.78%
12.3.245.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.246.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.247.0/24United StatesAS7018AT&T Enterprises, LLC2256100.00%
12.3.248.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.249.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.250.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.251.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.252.0/24United StatesAS7018AT&T Enterprises, LLC200.78%
12.3.253.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
12.3.254.0/24United StatesAS7018AT&T Enterprises, LLC200.78%
12.3.255.0/24United StatesAS7018AT&T Enterprises, LLC000.00%
00 · Evaluate

Test the real build first.

An evaluation license puts a full current build in your hands — 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.