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Home -> IPv4 root -> 172/8 -> 172.0.0.0/8

Summary for subnet 172.0.0.0/8

IP-range/subnet172.0.0.0-172.255.255.255
LocationUnited States (US) flag
Registryarin
Number of domains hosted127,460
Number of nameservers hosted3,563
Number of mailservers hosted10,818
Number of SPAM hosts hosted793
Number of IP routes503

Subnets based on RIR allocations

SubnetDescriptionRIRCountry#routes#domains#spamhosts
172.0.0.0/12AT&T Internet ServicesarinUS11,05747
172.32.0.0/11T-Mobile USA, Inc.arinUS1182249
172.64.0.0/13CloudFlare, Inc.arinUS000
172.128.0.0/10AOL Inc.arinUS39700
172.192.0.0/13FOXTEL Management Pty LtdapnicAU190
172.200.0.0/13AOL Inc.arinUS8210
172.208.0.0/13AOL Inc.arinUS630
172.216.0.0/16AOL Inc.arinUS000
172.217.0.0/16Google Inc.arinUS100
172.218.0.0/15TELUS Communications Inc.arinCA2302
172.220.0.0/14BRIGHT HOUSE NETWORKS, LLCarinUS1100
172.224.0.0/12Akamai Technologies, Inc.arinUS2589360
172.240.0.0/15Nobis Technology Group, LLCarinUS4518,1880
172.242.0.0/15Viasat Communications Inc.arinUS353843
172.244.0.0/16Comcast Cable Communications, LLCarinUS100
172.245.0.0/16ColoCrossingarinUS2411,140287
172.246.0.0/16Enzu IncarinUS1347,42512
172.247.0.0/16CloudRadium L.L.CarinUS2826,86131
172.248.0.0/14Time Warner Cable Internet LLCarinUS1345109
172.252.0.0/16EGIHostingarinUS212,2210
172.253.0.0/16Google Inc.arinUS100
172.254.0.0/16Time Warner Cable Internet LLCarinUS12513
172.255.0.0/16Nobis Technology Group, LLCarinUS236,9080

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