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InternetData
65,536 routable5 ASes
/16 subnet

207.21.0.0/16

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
2
countries
5
announcing ASes
29
announced prefixes
5
anonymous addresses

Where it is

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

  1. United States60,704 · 92.63%
  2. Canada4,832 · 7.37%

Who announces it

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

  1. AS2914NTT America, Inc.32,512 · 49.61%
  2. AS7029Windstream Communications LLC16,384 · 25.00%
  3. AS16509Amazon.com, Inc.11,520 · 17.58%
  4. AS13768Aptum Technologies3,584 · 5.47%
  5. AS22973Norwest Venture Partners256 · 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.

29 prefixes
PREFIXORIGINCOUNTRYRPKIPEERSFIRST SEEN
207.21.0.0/17AS2914NTT America, Inc.United StatesValid172026-10-02
207.21.121.0/24AS22973Norwest Venture PartnersUnited StatesValid172026-10-02
207.21.128.0/18AS6079RCNUnited StatesValid12026-10-29
207.21.128.0/20AS7029Windstream Communications LLCUnited StatesValid172026-10-02
207.21.144.0/20AS7029Windstream Communications LLCUnited StatesValid172026-10-02
207.21.160.0/20AS7029Windstream Communications LLCUnited StatesValid172026-10-02
207.21.176.0/20AS7029Windstream Communications LLCUnited StatesValid172026-10-02
207.21.192.0/21AS13768Aptum TechnologiesCanadaNot found172026-10-02
207.21.200.0/22AS16509Amazon.com, Inc.United StatesValid172026-10-02
207.21.204.0/24AS16509Amazon.com, Inc.United StatesValid172026-10-02
207.21.205.0/24AS13768Aptum TechnologiesCanadaNot found172026-10-02
207.21.206.0/23AS16509Amazon.com, Inc.United StatesValid172026-10-02
207.21.208.0/24AS13768Aptum TechnologiesCanadaNot found172026-10-02
207.21.209.0/24AS16509Amazon.com, Inc.United StatesValid172026-10-02
207.21.210.0/24AS13768Aptum TechnologiesCanadaNot found172026-10-02
207.21.211.0/24AS16509Amazon.com, Inc.United StatesValid172026-10-02
207.21.212.0/22AS16509Amazon.com, Inc.United StatesValid172026-10-02
207.21.216.0/22AS16509Amazon.com, Inc.United StatesValid172026-10-02
207.21.220.0/23AS13768Aptum TechnologiesCanadaNot found172026-10-02
207.21.222.0/23AS16509Amazon.com, Inc.United StatesValid172026-10-02
207.21.224.0/22AS16509Amazon.com, Inc.United StatesValid172026-10-02
207.21.232.0/22AS16509Amazon.com, Inc.United StatesValid172026-10-02
207.21.236.0/23AS16509Amazon.com, Inc.United StatesValid172026-10-02
207.21.238.0/24AS16509Amazon.com, Inc.United StatesValid172026-10-02
207.21.239.0/24AS13768Aptum TechnologiesCanadaNot found172026-10-02
207.21.240.0/22AS16509Amazon.com, Inc.United StatesValid172026-10-02
207.21.245.0/24AS16509Amazon.com, Inc.United StatesValid172026-10-02
207.21.246.0/23AS16509Amazon.com, Inc.United StatesValid172026-10-02
207.21.248.0/21AS16509Amazon.com, Inc.United StatesValid172026-10-02

Every /24 inside it

207.21.0.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.1.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.2.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.3.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.4.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.5.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.6.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.7.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.8.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.9.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.10.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.11.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.12.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.13.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.14.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.15.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.16.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.17.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.18.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.19.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.20.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.21.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.22.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.23.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.24.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.25.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.26.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.27.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.28.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.29.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.30.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.31.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.32.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.33.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.34.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.35.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.36.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.37.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.38.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.39.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.40.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.41.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.42.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.43.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.44.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.45.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.46.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.47.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.48.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.49.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.50.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.51.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.52.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.53.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.54.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.55.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.56.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.57.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.58.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.59.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.60.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.61.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.62.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.63.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.64.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.65.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.66.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.67.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.68.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.69.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.70.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.71.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.72.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.73.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.74.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.75.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.76.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.77.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.78.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.79.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.80.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.81.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.82.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.83.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.84.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.85.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.86.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.87.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.88.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.89.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.90.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.91.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.92.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.93.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.94.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.95.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.96.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.97.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.98.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.99.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.100.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.101.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.102.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.103.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.104.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.105.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.106.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.107.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.108.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.109.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.110.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.111.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.112.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.113.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.114.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.115.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.116.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.117.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.118.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.119.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.120.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.121.0/24United StatesAS22973Norwest Venture Partners100.39%
207.21.122.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.123.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.124.0/24United StatesAS2914NTT America, Inc.200.78%
207.21.125.0/24United StatesAS2914NTT America, Inc.0256100.00%
207.21.126.0/24United StatesAS2914NTT America, Inc.000.00%
207.21.127.0/24United StatesAS2914NTT America, Inc.100.39%
207.21.128.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.129.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.130.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.131.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.132.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.133.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.134.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.135.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.136.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.137.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.138.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.139.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.140.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.141.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.142.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.143.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.144.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.145.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.146.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.147.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.148.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.149.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.150.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.151.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.152.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.153.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.154.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.155.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.156.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.157.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.158.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.159.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.160.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.161.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.162.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.163.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.164.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.165.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.166.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.167.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.168.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.169.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.170.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.171.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.172.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.173.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.174.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.175.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.176.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.177.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.178.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.179.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.180.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.181.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.182.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.183.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.184.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.185.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.186.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.187.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.188.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.189.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.190.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.191.0/24United StatesAS7029Windstream Communications LLC000.00%
207.21.192.0/24CanadaAS13768Aptum Technologies0256100.00%
207.21.193.0/24CanadaAS13768Aptum Technologies0256100.00%
207.21.194.0/24CanadaAS13768Aptum Technologies1256100.00%
207.21.195.0/24CanadaAS13768Aptum Technologies0256100.00%
207.21.196.0/24CanadaAS13768Aptum Technologies0256100.00%
207.21.197.0/24CanadaAS13768Aptum Technologies0256100.00%
207.21.198.0/24CanadaAS13768Aptum Technologies0256100.00%
207.21.199.0/24CanadaAS13768Aptum Technologies0256100.00%
207.21.200.0/24United StatesAS16509Amazon.com, Inc.0256100.00%
207.21.201.0/24United StatesAS16509Amazon.com, Inc.0256100.00%
207.21.202.0/24United StatesAS16509Amazon.com, Inc.0256100.00%
207.21.203.0/24United StatesAS16509Amazon.com, Inc.0256100.00%
207.21.204.0/24United StatesAS16509Amazon.com, Inc.0256100.00%
207.21.205.0/24CanadaAS13768Aptum Technologies0256100.00%
207.21.206.0/24United StatesAS16509Amazon.com, Inc.0256100.00%
207.21.207.0/24United StatesAS16509Amazon.com, Inc.0256100.00%
207.21.208.0/24CanadaAS13768Aptum Technologies0256100.00%
207.21.209.0/24United StatesAS16509Amazon.com, Inc.0256100.00%
207.21.210.0/24CanadaAS13768Aptum Technologies0256100.00%
207.21.211.0/24United StatesAS16509Amazon.com, Inc.0256100.00%
207.21.212.0/24United StatesAS16509Amazon.com, Inc.0256100.00%
207.21.213.0/24United StatesAS16509Amazon.com, Inc.0256100.00%
207.21.214.0/24United StatesAS16509Amazon.com, Inc.0256100.00%
207.21.215.0/24United StatesAS16509Amazon.com, Inc.0256100.00%
207.21.216.0/24United StatesAS16509Amazon.com, Inc.0256100.00%
207.21.217.0/24United StatesAS16509Amazon.com, Inc.0256100.00%
207.21.218.0/24United StatesAS16509Amazon.com, Inc.0256100.00%
207.21.219.0/24United StatesAS16509Amazon.com, Inc.0256100.00%
207.21.220.0/24CanadaAS13768Aptum Technologies0256100.00%
207.21.221.0/24CanadaAS13768Aptum Technologies0256100.00%
207.21.222.0/24United StatesAS16509Amazon.com, Inc.0256100.00%
207.21.223.0/24United StatesAS16509Amazon.com, Inc.0256100.00%
207.21.224.0/24United StatesAS16509Amazon.com, Inc.0256100.00%
207.21.225.0/24United StatesAS16509Amazon.com, Inc.0256100.00%
207.21.226.0/24United StatesAS16509Amazon.com, Inc.0256100.00%
207.21.227.0/24United StatesAS16509Amazon.com, Inc.0256100.00%
207.21.228.0/24Canada—000.00%
207.21.229.0/24Canada—000.00%
207.21.230.0/24Canada—000.00%
207.21.231.0/24Canada—000.00%
207.21.232.0/24United StatesAS16509Amazon.com, Inc.0256100.00%
207.21.233.0/24United StatesAS16509Amazon.com, Inc.0256100.00%
207.21.234.0/24United StatesAS16509Amazon.com, Inc.0256100.00%
207.21.235.0/24United StatesAS16509Amazon.com, Inc.0256100.00%
207.21.236.0/24United StatesAS16509Amazon.com, Inc.0256100.00%
207.21.237.0/24United StatesAS16509Amazon.com, Inc.0256100.00%
207.21.238.0/24United StatesAS16509Amazon.com, Inc.0256100.00%
207.21.239.0/24CanadaAS13768Aptum Technologies0256100.00%
207.21.240.0/24United StatesAS16509Amazon.com, Inc.0256100.00%
207.21.241.0/24United StatesAS16509Amazon.com, Inc.0256100.00%
207.21.242.0/24United StatesAS16509Amazon.com, Inc.0256100.00%
207.21.243.0/24United StatesAS16509Amazon.com, Inc.0256100.00%
207.21.244.0/24Canada—000.00%
207.21.245.0/24United StatesAS16509Amazon.com, Inc.0256100.00%
207.21.246.0/24United StatesAS16509Amazon.com, Inc.0256100.00%
207.21.247.0/24United StatesAS16509Amazon.com, Inc.0256100.00%
207.21.248.0/24United StatesAS16509Amazon.com, Inc.0256100.00%
207.21.249.0/24United StatesAS16509Amazon.com, Inc.0256100.00%
207.21.250.0/24United StatesAS16509Amazon.com, Inc.0256100.00%
207.21.251.0/24United StatesAS16509Amazon.com, Inc.0256100.00%
207.21.252.0/24United StatesAS16509Amazon.com, Inc.0256100.00%
207.21.253.0/24United StatesAS16509Amazon.com, Inc.0256100.00%
207.21.254.0/24United StatesAS16509Amazon.com, Inc.0256100.00%
207.21.255.0/24United StatesAS16509Amazon.com, Inc.0256100.00%
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.