Skip to content
InternetData
Log inSign up
HomeAll IP Ranges137.0.0.0/8137.66.0.0/16
65,536 routable4 ASes
/16 subnet

137.66.0.0/16

Where this subnet is, who announces it, and what our databases hold in it. Below, every /24 inside it; open one for its addresses.

137.65.0.0/16137.67.0.0/16
65,536
routable addresses
65,536
geolocated
1
country
4
announcing ASes
51
announced prefixes
5
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. AS40509Fly.io, Inc.16,128 · 24.61%
  2. AS30103Zoom Video Communications, Inc5,120 · 7.81%
  3. AS16789Yardi Systems, LLC1,024 · 1.56%
  4. AS13335Cloudflare, Inc.256 · 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.

51 prefixes
PREFIXORIGINCOUNTRYRPKIPEERSFIRST SEEN
137.66.0.0/23AS40509Fly.io, Inc.United StatesValid172026-10-02
137.66.2.0/23AS40509Fly.io, Inc.United StatesValid172026-10-02
137.66.4.0/23AS40509Fly.io, Inc.United StatesValid172026-10-02
137.66.6.0/23AS40509Fly.io, Inc.United StatesValid172026-10-02
137.66.8.0/23AS40509Fly.io, Inc.United StatesValid172026-10-02
137.66.10.0/23AS40509Fly.io, Inc.United StatesValid172026-10-02
137.66.12.0/23AS40509Fly.io, Inc.United StatesValid172026-10-02
137.66.14.0/23AS40509Fly.io, Inc.United StatesValid172026-10-02
137.66.16.0/23AS40509Fly.io, Inc.United StatesValid172026-10-02
137.66.18.0/23AS40509Fly.io, Inc.United StatesValid172026-10-02
137.66.20.0/23AS40509Fly.io, Inc.United StatesValid172026-10-02
137.66.22.0/23AS40509Fly.io, Inc.United StatesValid172026-10-02
137.66.24.0/23AS40509Fly.io, Inc.United StatesValid172026-10-02
137.66.26.0/23AS40509Fly.io, Inc.United StatesValid172026-10-02
137.66.28.0/23AS40509Fly.io, Inc.United StatesValid172026-10-02
137.66.30.0/23AS40509Fly.io, Inc.United StatesValid172026-10-02
137.66.32.0/23AS40509Fly.io, Inc.United StatesValid172026-10-02
137.66.34.0/23AS40509Fly.io, Inc.United StatesValid172026-10-02
137.66.36.0/23AS40509Fly.io, Inc.United StatesValid172026-10-02
137.66.38.0/23AS40509Fly.io, Inc.United StatesValid172026-10-02
137.66.40.0/24AS40509Fly.io, Inc.United StatesValid172026-10-02
137.66.42.0/23AS40509Fly.io, Inc.United StatesValid172026-10-02
137.66.44.0/23AS40509Fly.io, Inc.United StatesValid172026-10-02
137.66.46.0/23AS40509Fly.io, Inc.United StatesValid172026-10-02
137.66.48.0/23AS40509Fly.io, Inc.United StatesValid172026-10-02
137.66.50.0/23AS40509Fly.io, Inc.United StatesValid172026-10-02
137.66.52.0/23AS40509Fly.io, Inc.United StatesValid172026-10-02
137.66.54.0/23AS40509Fly.io, Inc.United StatesValid172026-10-02
137.66.56.0/23AS40509Fly.io, Inc.United StatesValid172026-10-02
137.66.58.0/23AS40509Fly.io, Inc.United StatesValid172026-10-02
137.66.60.0/23AS40509Fly.io, Inc.United StatesValid172026-10-02
137.66.62.0/23AS40509Fly.io, Inc.United StatesValid172026-10-02
137.66.96.0/24AS13335Cloudflare, Inc.United StatesValid182026-10-02
137.66.122.0/23AS16789Yardi Systems, LLCUnited StatesValid172026-10-02
137.66.124.0/24AS16789Yardi Systems, LLCUnited StatesValid172026-10-02
137.66.126.0/24AS16789Yardi Systems, LLCUnited StatesValid172026-10-02
137.66.128.0/22AS30103Zoom Video Communications, IncUnited StatesValid172026-10-02
137.66.128.0/23AS30103Zoom Video Communications, IncUnited StatesValid182026-10-02
137.66.130.0/23AS30103Zoom Video Communications, IncUnited StatesValid182026-10-02
137.66.132.0/22AS30103Zoom Video Communications, IncUnited StatesValid172026-10-02
137.66.132.0/23AS30103Zoom Video Communications, IncUnited StatesValid182026-10-02
137.66.134.0/23AS30103Zoom Video Communications, IncUnited StatesValid182026-10-02
137.66.136.0/22AS30103Zoom Video Communications, IncUnited StatesValid172026-10-02
137.66.136.0/23AS30103Zoom Video Communications, IncUnited StatesValid182026-10-02
137.66.138.0/23AS30103Zoom Video Communications, IncUnited StatesValid182026-10-02
137.66.140.0/22AS30103Zoom Video Communications, IncUnited StatesValid172026-10-02
137.66.140.0/23AS30103Zoom Video Communications, IncUnited StatesValid182026-10-02
137.66.142.0/23AS30103Zoom Video Communications, IncUnited StatesValid182026-10-02
137.66.144.0/22AS30103Zoom Video Communications, IncUnited StatesValid172026-10-02
137.66.144.0/23AS30103Zoom Video Communications, IncUnited StatesValid182026-10-02
137.66.146.0/23AS30103Zoom Video Communications, IncUnited StatesValid182026-10-02

Every /24 inside it

137.66.0.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.1.0/24United StatesAS40509Fly.io, Inc.1256100.00%
137.66.2.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.3.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.4.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.5.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.6.0/24United StatesAS40509Fly.io, Inc.1256100.00%
137.66.7.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.8.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.9.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.10.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.11.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.12.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.13.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.14.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.15.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.16.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.17.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.18.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.19.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.20.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.21.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.22.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.23.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.24.0/24United StatesAS40509Fly.io, Inc.1256100.00%
137.66.25.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.26.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.27.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.28.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.29.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.30.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.31.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.32.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.33.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.34.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.35.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.36.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.37.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.38.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.39.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.40.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.41.0/24United States—000.00%
137.66.42.0/24United StatesAS40509Fly.io, Inc.1256100.00%
137.66.43.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.44.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.45.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.46.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.47.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.48.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.49.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.50.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.51.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.52.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.53.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.54.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.55.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.56.0/24United StatesAS40509Fly.io, Inc.1256100.00%
137.66.57.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.58.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.59.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.60.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.61.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.62.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.63.0/24United StatesAS40509Fly.io, Inc.0256100.00%
137.66.64.0/24United States—000.00%
137.66.65.0/24United States—000.00%
137.66.66.0/24United States—000.00%
137.66.67.0/24United States—000.00%
137.66.68.0/24United States—000.00%
137.66.69.0/24United States—000.00%
137.66.70.0/24United States—000.00%
137.66.71.0/24United States—000.00%
137.66.72.0/24United States—000.00%
137.66.73.0/24United States—000.00%
137.66.74.0/24United States—000.00%
137.66.75.0/24United States—000.00%
137.66.76.0/24United States—000.00%
137.66.77.0/24United States—000.00%
137.66.78.0/24United States—000.00%
137.66.79.0/24United States—000.00%
137.66.80.0/24United States—000.00%
137.66.81.0/24United States—000.00%
137.66.82.0/24United States—000.00%
137.66.83.0/24United States—000.00%
137.66.84.0/24United States—000.00%
137.66.85.0/24United States—000.00%
137.66.86.0/24United States—000.00%
137.66.87.0/24United States—000.00%
137.66.88.0/24United States—000.00%
137.66.89.0/24United States—000.00%
137.66.90.0/24United States—000.00%
137.66.91.0/24United States—000.00%
137.66.92.0/24United States—000.00%
137.66.93.0/24United States—000.00%
137.66.94.0/24United States—000.00%
137.66.95.0/24United States—000.00%
137.66.96.0/24United StatesAS13335Cloudflare, Inc.000.00%
137.66.97.0/24United States—000.00%
137.66.98.0/24United States—000.00%
137.66.99.0/24United States—000.00%
137.66.100.0/24United States—000.00%
137.66.101.0/24United States—000.00%
137.66.102.0/24United States—000.00%
137.66.103.0/24United States—000.00%
137.66.104.0/24United States—000.00%
137.66.105.0/24United States—000.00%
137.66.106.0/24United States—000.00%
137.66.107.0/24United States—000.00%
137.66.108.0/24United States—000.00%
137.66.109.0/24United States—000.00%
137.66.110.0/24United States—000.00%
137.66.111.0/24United States—000.00%
137.66.112.0/24United States—000.00%
137.66.113.0/24United States—000.00%
137.66.114.0/24United States—000.00%
137.66.115.0/24United States—000.00%
137.66.116.0/24United States—000.00%
137.66.117.0/24United States—000.00%
137.66.118.0/24United States—000.00%
137.66.119.0/24United States—000.00%
137.66.120.0/24United States—000.00%
137.66.121.0/24United States—000.00%
137.66.122.0/24United StatesAS16789Yardi Systems, LLC000.00%
137.66.123.0/24United StatesAS16789Yardi Systems, LLC000.00%
137.66.124.0/24United StatesAS16789Yardi Systems, LLC000.00%
137.66.125.0/24United States—000.00%
137.66.126.0/24United StatesAS16789Yardi Systems, LLC000.00%
137.66.127.0/24United States—000.00%
137.66.128.0/24United StatesAS30103Zoom Video Communications, Inc000.00%
137.66.129.0/24United StatesAS30103Zoom Video Communications, Inc000.00%
137.66.130.0/24United StatesAS30103Zoom Video Communications, Inc000.00%
137.66.131.0/24United StatesAS30103Zoom Video Communications, Inc000.00%
137.66.132.0/24United StatesAS30103Zoom Video Communications, Inc000.00%
137.66.133.0/24United StatesAS30103Zoom Video Communications, Inc000.00%
137.66.134.0/24United StatesAS30103Zoom Video Communications, Inc000.00%
137.66.135.0/24United StatesAS30103Zoom Video Communications, Inc000.00%
137.66.136.0/24United StatesAS30103Zoom Video Communications, Inc000.00%
137.66.137.0/24United StatesAS30103Zoom Video Communications, Inc000.00%
137.66.138.0/24United StatesAS30103Zoom Video Communications, Inc000.00%
137.66.139.0/24United StatesAS30103Zoom Video Communications, Inc000.00%
137.66.140.0/24United StatesAS30103Zoom Video Communications, Inc000.00%
137.66.141.0/24United StatesAS30103Zoom Video Communications, Inc000.00%
137.66.142.0/24United StatesAS30103Zoom Video Communications, Inc000.00%
137.66.143.0/24United StatesAS30103Zoom Video Communications, Inc000.00%
137.66.144.0/24United StatesAS30103Zoom Video Communications, Inc000.00%
137.66.145.0/24United StatesAS30103Zoom Video Communications, Inc000.00%
137.66.146.0/24United StatesAS30103Zoom Video Communications, Inc000.00%
137.66.147.0/24United StatesAS30103Zoom Video Communications, Inc000.00%
137.66.148.0/24United States—000.00%
137.66.149.0/24United States—000.00%
137.66.150.0/24United States—000.00%
137.66.151.0/24United States—000.00%
137.66.152.0/24United States—000.00%
137.66.153.0/24United States—000.00%
137.66.154.0/24United States—000.00%
137.66.155.0/24United States—000.00%
137.66.156.0/24United States—000.00%
137.66.157.0/24United States—000.00%
137.66.158.0/24United States—000.00%
137.66.159.0/24United States—000.00%
137.66.160.0/24United States—000.00%
137.66.161.0/24United States—000.00%
137.66.162.0/24United States—000.00%
137.66.163.0/24United States—000.00%
137.66.164.0/24United States—000.00%
137.66.165.0/24United States—000.00%
137.66.166.0/24United States—000.00%
137.66.167.0/24United States—000.00%
137.66.168.0/24United States—000.00%
137.66.169.0/24United States—000.00%
137.66.170.0/24United States—000.00%
137.66.171.0/24United States—000.00%
137.66.172.0/24United States—000.00%
137.66.173.0/24United States—000.00%
137.66.174.0/24United States—000.00%
137.66.175.0/24United States—000.00%
137.66.176.0/24United States—000.00%
137.66.177.0/24United States—000.00%
137.66.178.0/24United States—000.00%
137.66.179.0/24United States—000.00%
137.66.180.0/24United States—000.00%
137.66.181.0/24United States—000.00%
137.66.182.0/24United States—000.00%
137.66.183.0/24United States—000.00%
137.66.184.0/24United States—000.00%
137.66.185.0/24United States—000.00%
137.66.186.0/24United States—000.00%
137.66.187.0/24United States—000.00%
137.66.188.0/24United States—000.00%
137.66.189.0/24United States—000.00%
137.66.190.0/24United States—000.00%
137.66.191.0/24United States—000.00%
137.66.192.0/24United States—000.00%
137.66.193.0/24United States—000.00%
137.66.194.0/24United States—000.00%
137.66.195.0/24United States—000.00%
137.66.196.0/24United States—000.00%
137.66.197.0/24United States—000.00%
137.66.198.0/24United States—000.00%
137.66.199.0/24United States—000.00%
137.66.200.0/24United States—000.00%
137.66.201.0/24United States—000.00%
137.66.202.0/24United States—000.00%
137.66.203.0/24United States—000.00%
137.66.204.0/24United States—000.00%
137.66.205.0/24United States—000.00%
137.66.206.0/24United States—000.00%
137.66.207.0/24United States—000.00%
137.66.208.0/24United States—000.00%
137.66.209.0/24United States—000.00%
137.66.210.0/24United States—000.00%
137.66.211.0/24United States—000.00%
137.66.212.0/24United States—000.00%
137.66.213.0/24United States—000.00%
137.66.214.0/24United States—000.00%
137.66.215.0/24United States—000.00%
137.66.216.0/24United States—000.00%
137.66.217.0/24United States—000.00%
137.66.218.0/24United States—000.00%
137.66.219.0/24United States—000.00%
137.66.220.0/24United States—000.00%
137.66.221.0/24United States—000.00%
137.66.222.0/24United States—000.00%
137.66.223.0/24United States—000.00%
137.66.224.0/24United States—000.00%
137.66.225.0/24United States—000.00%
137.66.226.0/24United States—000.00%
137.66.227.0/24United States—000.00%
137.66.228.0/24United States—000.00%
137.66.229.0/24United States—000.00%
137.66.230.0/24United States—000.00%
137.66.231.0/24United States—000.00%
137.66.232.0/24United States—000.00%
137.66.233.0/24United States—000.00%
137.66.234.0/24United States—000.00%
137.66.235.0/24United States—000.00%
137.66.236.0/24United States—000.00%
137.66.237.0/24United States—000.00%
137.66.238.0/24United States—000.00%
137.66.239.0/24United States—000.00%
137.66.240.0/24United States—000.00%
137.66.241.0/24United States—000.00%
137.66.242.0/24United States—000.00%
137.66.243.0/24United States—000.00%
137.66.244.0/24United States—000.00%
137.66.245.0/24United States—000.00%
137.66.246.0/24United States—000.00%
137.66.247.0/24United States—000.00%
137.66.248.0/24United States—000.00%
137.66.249.0/24United States—000.00%
137.66.250.0/24United States—000.00%
137.66.251.0/24United States—000.00%
137.66.252.0/24United States—000.00%
137.66.253.0/24United States—000.00%
137.66.254.0/24United States—000.00%
137.66.255.0/24United States—000.00%
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.

Request evaluationDownload sample
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.
Get a quoteCompare licenses