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InternetData
65,536 routable5 ASes
/16 subnet

209.175.0.0/16

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
5
announcing ASes
11
announced prefixes
38
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. AS6325Illinois Century Network62,208 · 94.92%
  2. AS1416Chicago Public Schools1,024 · 1.56%
  3. AS1702CHICAGO STATE UNIVERSITY1,024 · 1.56%
  4. AS62549Parkland College1,024 · 1.56%
  5. AS23434State Universities Retirement System256 · 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.

11 prefixes
PREFIXORIGINCOUNTRYRPKIPEERSFIRST SEEN
209.175.0.0/16AS6325Illinois Century NetworkUnited StatesValid192026-10-02
209.175.0.0/17AS6325Illinois Century NetworkUnited StatesValid192026-10-02
209.175.0.0/18AS6325Illinois Century NetworkUnited StatesValid192026-10-02
209.175.44.0/22AS1416Chicago Public SchoolsUnited StatesValid172026-10-02
209.175.64.0/18AS6325Illinois Century NetworkUnited StatesValid192026-10-02
209.175.72.0/22AS1702CHICAGO STATE UNIVERSITYUnited StatesValid172026-10-02
209.175.128.0/17AS6325Illinois Century NetworkUnited StatesValid192026-10-02
209.175.128.0/18AS6325Illinois Century NetworkUnited StatesValid192026-10-02
209.175.168.0/22AS62549Parkland CollegeUnited StatesValid172026-10-02
209.175.175.0/24AS23434State Universities Retirement SystemUnited StatesValid172026-10-02
209.175.192.0/18AS6325Illinois Century NetworkUnited StatesValid192026-10-02

Every /24 inside it

209.175.0.0/24United StatesAS6325Illinois Century Network000.00%
209.175.1.0/24United StatesAS6325Illinois Century Network000.00%
209.175.2.0/24United StatesAS6325Illinois Century Network000.00%
209.175.3.0/24United StatesAS6325Illinois Century Network000.00%
209.175.4.0/24United StatesAS6325Illinois Century Network000.00%
209.175.5.0/24United StatesAS6325Illinois Century Network000.00%
209.175.6.0/24United StatesAS6325Illinois Century Network000.00%
209.175.7.0/24United StatesAS6325Illinois Century Network000.00%
209.175.8.0/24United StatesAS6325Illinois Century Network000.00%
209.175.9.0/24United StatesAS6325Illinois Century Network000.00%
209.175.10.0/24United StatesAS6325Illinois Century Network000.00%
209.175.11.0/24United StatesAS6325Illinois Century Network000.00%
209.175.12.0/24United StatesAS6325Illinois Century Network000.00%
209.175.13.0/24United StatesAS6325Illinois Century Network000.00%
209.175.14.0/24United StatesAS6325Illinois Century Network000.00%
209.175.15.0/24United StatesAS6325Illinois Century Network000.00%
209.175.16.0/24United StatesAS6325Illinois Century Network100.39%
209.175.17.0/24United StatesAS6325Illinois Century Network000.00%
209.175.18.0/24United StatesAS6325Illinois Century Network000.00%
209.175.19.0/24United StatesAS6325Illinois Century Network000.00%
209.175.20.0/24United StatesAS6325Illinois Century Network000.00%
209.175.21.0/24United StatesAS6325Illinois Century Network000.00%
209.175.22.0/24United StatesAS6325Illinois Century Network000.00%
209.175.23.0/24United StatesAS6325Illinois Century Network000.00%
209.175.24.0/24United StatesAS6325Illinois Century Network000.00%
209.175.25.0/24United StatesAS6325Illinois Century Network000.00%
209.175.26.0/24United StatesAS6325Illinois Century Network000.00%
209.175.27.0/24United StatesAS6325Illinois Century Network000.00%
209.175.28.0/24United StatesAS6325Illinois Century Network000.00%
209.175.29.0/24United StatesAS6325Illinois Century Network000.00%
209.175.30.0/24United StatesAS6325Illinois Century Network000.00%
209.175.31.0/24United StatesAS6325Illinois Century Network000.00%
209.175.32.0/24United StatesAS6325Illinois Century Network000.00%
209.175.33.0/24United StatesAS6325Illinois Century Network000.00%
209.175.34.0/24United StatesAS6325Illinois Century Network000.00%
209.175.35.0/24United StatesAS6325Illinois Century Network000.00%
209.175.36.0/24United StatesAS6325Illinois Century Network000.00%
209.175.37.0/24United StatesAS6325Illinois Century Network000.00%
209.175.38.0/24United StatesAS6325Illinois Century Network000.00%
209.175.39.0/24United StatesAS6325Illinois Century Network000.00%
209.175.40.0/24United StatesAS6325Illinois Century Network000.00%
209.175.41.0/24United StatesAS6325Illinois Century Network000.00%
209.175.42.0/24United StatesAS6325Illinois Century Network000.00%
209.175.43.0/24United StatesAS6325Illinois Century Network000.00%
209.175.44.0/24United StatesAS1416Chicago Public Schools100.39%
209.175.45.0/24United StatesAS1416Chicago Public Schools000.00%
209.175.46.0/24United StatesAS1416Chicago Public Schools000.00%
209.175.47.0/24United StatesAS1416Chicago Public Schools200.78%
209.175.48.0/24United StatesAS6325Illinois Century Network000.00%
209.175.49.0/24United StatesAS6325Illinois Century Network000.00%
209.175.50.0/24United StatesAS6325Illinois Century Network000.00%
209.175.51.0/24United StatesAS6325Illinois Century Network000.00%
209.175.52.0/24United StatesAS6325Illinois Century Network000.00%
209.175.53.0/24United StatesAS6325Illinois Century Network000.00%
209.175.54.0/24United StatesAS6325Illinois Century Network000.00%
209.175.55.0/24United StatesAS6325Illinois Century Network000.00%
209.175.56.0/24United StatesAS6325Illinois Century Network000.00%
209.175.57.0/24United StatesAS6325Illinois Century Network000.00%
209.175.58.0/24United StatesAS6325Illinois Century Network000.00%
209.175.59.0/24United StatesAS6325Illinois Century Network000.00%
209.175.60.0/24United StatesAS6325Illinois Century Network000.00%
209.175.61.0/24United StatesAS6325Illinois Century Network000.00%
209.175.62.0/24United StatesAS6325Illinois Century Network000.00%
209.175.63.0/24United StatesAS6325Illinois Century Network000.00%
209.175.64.0/24United StatesAS6325Illinois Century Network000.00%
209.175.65.0/24United StatesAS6325Illinois Century Network000.00%
209.175.66.0/24United StatesAS6325Illinois Century Network000.00%
209.175.67.0/24United StatesAS6325Illinois Century Network000.00%
209.175.68.0/24United StatesAS6325Illinois Century Network000.00%
209.175.69.0/24United StatesAS6325Illinois Century Network000.00%
209.175.70.0/24United StatesAS6325Illinois Century Network000.00%
209.175.71.0/24United StatesAS6325Illinois Century Network000.00%
209.175.72.0/24United StatesAS1702CHICAGO STATE UNIVERSITY000.00%
209.175.73.0/24United StatesAS1702CHICAGO STATE UNIVERSITY000.00%
209.175.74.0/24United StatesAS1702CHICAGO STATE UNIVERSITY000.00%
209.175.75.0/24United StatesAS1702CHICAGO STATE UNIVERSITY401.56%
209.175.76.0/24United StatesAS6325Illinois Century Network000.00%
209.175.77.0/24United StatesAS6325Illinois Century Network000.00%
209.175.78.0/24United StatesAS6325Illinois Century Network000.00%
209.175.79.0/24United StatesAS6325Illinois Century Network000.00%
209.175.80.0/24United StatesAS6325Illinois Century Network000.00%
209.175.81.0/24United StatesAS6325Illinois Century Network000.00%
209.175.82.0/24United StatesAS6325Illinois Century Network000.00%
209.175.83.0/24United StatesAS6325Illinois Century Network000.00%
209.175.84.0/24United StatesAS6325Illinois Century Network000.00%
209.175.85.0/24United StatesAS6325Illinois Century Network000.00%
209.175.86.0/24United StatesAS6325Illinois Century Network000.00%
209.175.87.0/24United StatesAS6325Illinois Century Network000.00%
209.175.88.0/24United StatesAS6325Illinois Century Network000.00%
209.175.89.0/24United StatesAS6325Illinois Century Network000.00%
209.175.90.0/24United StatesAS6325Illinois Century Network000.00%
209.175.91.0/24United StatesAS6325Illinois Century Network000.00%
209.175.92.0/24United StatesAS6325Illinois Century Network100.39%
209.175.93.0/24United StatesAS6325Illinois Century Network1003.91%
209.175.94.0/24United StatesAS6325Illinois Century Network000.00%
209.175.95.0/24United StatesAS6325Illinois Century Network000.00%
209.175.96.0/24United StatesAS6325Illinois Century Network000.00%
209.175.97.0/24United StatesAS6325Illinois Century Network000.00%
209.175.98.0/24United StatesAS6325Illinois Century Network000.00%
209.175.99.0/24United StatesAS6325Illinois Century Network000.00%
209.175.100.0/24United StatesAS6325Illinois Century Network000.00%
209.175.101.0/24United StatesAS6325Illinois Century Network000.00%
209.175.102.0/24United StatesAS6325Illinois Century Network000.00%
209.175.103.0/24United StatesAS6325Illinois Century Network000.00%
209.175.104.0/24United StatesAS6325Illinois Century Network000.00%
209.175.105.0/24United StatesAS6325Illinois Century Network000.00%
209.175.106.0/24United StatesAS6325Illinois Century Network000.00%
209.175.107.0/24United StatesAS6325Illinois Century Network000.00%
209.175.108.0/24United StatesAS6325Illinois Century Network000.00%
209.175.109.0/24United StatesAS6325Illinois Century Network000.00%
209.175.110.0/24United StatesAS6325Illinois Century Network000.00%
209.175.111.0/24United StatesAS6325Illinois Century Network000.00%
209.175.112.0/24United StatesAS6325Illinois Century Network000.00%
209.175.113.0/24United StatesAS6325Illinois Century Network000.00%
209.175.114.0/24United StatesAS6325Illinois Century Network000.00%
209.175.115.0/24United StatesAS6325Illinois Century Network000.00%
209.175.116.0/24United StatesAS6325Illinois Century Network000.00%
209.175.117.0/24United StatesAS6325Illinois Century Network000.00%
209.175.118.0/24United StatesAS6325Illinois Century Network000.00%
209.175.119.0/24United StatesAS6325Illinois Century Network000.00%
209.175.120.0/24United StatesAS6325Illinois Century Network000.00%
209.175.121.0/24United StatesAS6325Illinois Century Network000.00%
209.175.122.0/24United StatesAS6325Illinois Century Network000.00%
209.175.123.0/24United StatesAS6325Illinois Century Network000.00%
209.175.124.0/24United StatesAS6325Illinois Century Network000.00%
209.175.125.0/24United StatesAS6325Illinois Century Network000.00%
209.175.126.0/24United StatesAS6325Illinois Century Network000.00%
209.175.127.0/24United StatesAS6325Illinois Century Network000.00%
209.175.128.0/24United StatesAS6325Illinois Century Network000.00%
209.175.129.0/24United StatesAS6325Illinois Century Network000.00%
209.175.130.0/24United StatesAS6325Illinois Century Network000.00%
209.175.131.0/24United StatesAS6325Illinois Century Network000.00%
209.175.132.0/24United StatesAS6325Illinois Century Network100.39%
209.175.133.0/24United StatesAS6325Illinois Century Network000.00%
209.175.134.0/24United StatesAS6325Illinois Century Network000.00%
209.175.135.0/24United StatesAS6325Illinois Century Network000.00%
209.175.136.0/24United StatesAS6325Illinois Century Network000.00%
209.175.137.0/24United StatesAS6325Illinois Century Network000.00%
209.175.138.0/24United StatesAS6325Illinois Century Network000.00%
209.175.139.0/24United StatesAS6325Illinois Century Network000.00%
209.175.140.0/24United StatesAS6325Illinois Century Network000.00%
209.175.141.0/24United StatesAS6325Illinois Century Network000.00%
209.175.142.0/24United StatesAS6325Illinois Century Network000.00%
209.175.143.0/24United StatesAS6325Illinois Century Network000.00%
209.175.144.0/24United StatesAS6325Illinois Century Network000.00%
209.175.145.0/24United StatesAS6325Illinois Century Network000.00%
209.175.146.0/24United StatesAS6325Illinois Century Network000.00%
209.175.147.0/24United StatesAS6325Illinois Century Network000.00%
209.175.148.0/24United StatesAS6325Illinois Century Network000.00%
209.175.149.0/24United StatesAS6325Illinois Century Network000.00%
209.175.150.0/24United StatesAS6325Illinois Century Network000.00%
209.175.151.0/24United StatesAS6325Illinois Century Network000.00%
209.175.152.0/24United StatesAS6325Illinois Century Network000.00%
209.175.153.0/24United StatesAS6325Illinois Century Network000.00%
209.175.154.0/24United StatesAS6325Illinois Century Network000.00%
209.175.155.0/24United StatesAS6325Illinois Century Network000.00%
209.175.156.0/24United StatesAS6325Illinois Century Network000.00%
209.175.157.0/24United StatesAS6325Illinois Century Network000.00%
209.175.158.0/24United StatesAS6325Illinois Century Network1505.86%
209.175.159.0/24United StatesAS6325Illinois Century Network000.00%
209.175.160.0/24United StatesAS6325Illinois Century Network000.00%
209.175.161.0/24United StatesAS6325Illinois Century Network000.00%
209.175.162.0/24United StatesAS6325Illinois Century Network000.00%
209.175.163.0/24United StatesAS6325Illinois Century Network000.00%
209.175.164.0/24United StatesAS6325Illinois Century Network000.00%
209.175.165.0/24United StatesAS6325Illinois Century Network000.00%
209.175.166.0/24United StatesAS6325Illinois Century Network000.00%
209.175.167.0/24United StatesAS6325Illinois Century Network000.00%
209.175.168.0/24United StatesAS62549Parkland College000.00%
209.175.169.0/24United StatesAS62549Parkland College000.00%
209.175.170.0/24United StatesAS62549Parkland College000.00%
209.175.171.0/24United StatesAS62549Parkland College000.00%
209.175.172.0/24United StatesAS6325Illinois Century Network000.00%
209.175.173.0/24United StatesAS6325Illinois Century Network000.00%
209.175.174.0/24United StatesAS6325Illinois Century Network000.00%
209.175.175.0/24United StatesAS23434State Universities Retirement System100.39%
209.175.176.0/24United StatesAS6325Illinois Century Network100.39%
209.175.177.0/24United StatesAS6325Illinois Century Network100.39%
209.175.178.0/24United StatesAS6325Illinois Century Network000.00%
209.175.179.0/24United StatesAS6325Illinois Century Network000.00%
209.175.180.0/24United StatesAS6325Illinois Century Network000.00%
209.175.181.0/24United StatesAS6325Illinois Century Network000.00%
209.175.182.0/24United StatesAS6325Illinois Century Network000.00%
209.175.183.0/24United StatesAS6325Illinois Century Network000.00%
209.175.184.0/24United StatesAS6325Illinois Century Network000.00%
209.175.185.0/24United StatesAS6325Illinois Century Network000.00%
209.175.186.0/24United StatesAS6325Illinois Century Network000.00%
209.175.187.0/24United StatesAS6325Illinois Century Network000.00%
209.175.188.0/24United StatesAS6325Illinois Century Network000.00%
209.175.189.0/24United StatesAS6325Illinois Century Network000.00%
209.175.190.0/24United StatesAS6325Illinois Century Network000.00%
209.175.191.0/24United StatesAS6325Illinois Century Network000.00%
209.175.192.0/24United StatesAS6325Illinois Century Network000.00%
209.175.193.0/24United StatesAS6325Illinois Century Network000.00%
209.175.194.0/24United StatesAS6325Illinois Century Network000.00%
209.175.195.0/24United StatesAS6325Illinois Century Network000.00%
209.175.196.0/24United StatesAS6325Illinois Century Network000.00%
209.175.197.0/24United StatesAS6325Illinois Century Network000.00%
209.175.198.0/24United StatesAS6325Illinois Century Network000.00%
209.175.199.0/24United StatesAS6325Illinois Century Network000.00%
209.175.200.0/24United StatesAS6325Illinois Century Network000.00%
209.175.201.0/24United StatesAS6325Illinois Century Network000.00%
209.175.202.0/24United StatesAS6325Illinois Century Network000.00%
209.175.203.0/24United StatesAS6325Illinois Century Network000.00%
209.175.204.0/24United StatesAS6325Illinois Century Network000.00%
209.175.205.0/24United StatesAS6325Illinois Century Network000.00%
209.175.206.0/24United StatesAS6325Illinois Century Network0256100.00%
209.175.207.0/24United StatesAS6325Illinois Century Network000.00%
209.175.208.0/24United StatesAS6325Illinois Century Network000.00%
209.175.209.0/24United StatesAS6325Illinois Century Network000.00%
209.175.210.0/24United StatesAS6325Illinois Century Network000.00%
209.175.211.0/24United StatesAS6325Illinois Century Network000.00%
209.175.212.0/24United StatesAS6325Illinois Century Network000.00%
209.175.213.0/24United StatesAS6325Illinois Century Network000.00%
209.175.214.0/24United StatesAS6325Illinois Century Network000.00%
209.175.215.0/24United StatesAS6325Illinois Century Network000.00%
209.175.216.0/24United StatesAS6325Illinois Century Network000.00%
209.175.217.0/24United StatesAS6325Illinois Century Network000.00%
209.175.218.0/24United StatesAS6325Illinois Century Network000.00%
209.175.219.0/24United StatesAS6325Illinois Century Network000.00%
209.175.220.0/24United StatesAS6325Illinois Century Network000.00%
209.175.221.0/24United StatesAS6325Illinois Century Network000.00%
209.175.222.0/24United StatesAS6325Illinois Century Network000.00%
209.175.223.0/24United StatesAS6325Illinois Century Network000.00%
209.175.224.0/24United StatesAS6325Illinois Century Network000.00%
209.175.225.0/24United StatesAS6325Illinois Century Network000.00%
209.175.226.0/24United StatesAS6325Illinois Century Network000.00%
209.175.227.0/24United StatesAS6325Illinois Century Network000.00%
209.175.228.0/24United StatesAS6325Illinois Century Network000.00%
209.175.229.0/24United StatesAS6325Illinois Century Network000.00%
209.175.230.0/24United StatesAS6325Illinois Century Network000.00%
209.175.231.0/24United StatesAS6325Illinois Century Network000.00%
209.175.232.0/24United StatesAS6325Illinois Century Network000.00%
209.175.233.0/24United StatesAS6325Illinois Century Network000.00%
209.175.234.0/24United StatesAS6325Illinois Century Network000.00%
209.175.235.0/24United StatesAS6325Illinois Century Network000.00%
209.175.236.0/24United StatesAS6325Illinois Century Network000.00%
209.175.237.0/24United StatesAS6325Illinois Century Network000.00%
209.175.238.0/24United StatesAS6325Illinois Century Network000.00%
209.175.239.0/24United StatesAS6325Illinois Century Network000.00%
209.175.240.0/24United StatesAS6325Illinois Century Network000.00%
209.175.241.0/24United StatesAS6325Illinois Century Network000.00%
209.175.242.0/24United StatesAS6325Illinois Century Network000.00%
209.175.243.0/24United StatesAS6325Illinois Century Network000.00%
209.175.244.0/24United StatesAS6325Illinois Century Network000.00%
209.175.245.0/24United StatesAS6325Illinois Century Network000.00%
209.175.246.0/24United StatesAS6325Illinois Century Network000.00%
209.175.247.0/24United StatesAS6325Illinois Century Network000.00%
209.175.248.0/24United StatesAS6325Illinois Century Network000.00%
209.175.249.0/24United StatesAS6325Illinois Century Network000.00%
209.175.250.0/24United StatesAS6325Illinois Century Network000.00%
209.175.251.0/24United StatesAS6325Illinois Century Network000.00%
209.175.252.0/24United StatesAS6325Illinois Century Network000.00%
209.175.253.0/24United StatesAS6325Illinois Century Network000.00%
209.175.254.0/24United StatesAS6325Illinois Century Network000.00%
209.175.255.0/24United StatesAS6325Illinois Century Network000.00%
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.
Redistribution, when the data ships onward inside what you sell, priced by scope rather than by seat.
Annual terms, a named contact, and monthly, quarterly or yearly payment.