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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 hosted1,123,637
Number of nameservers hosted8,878
Number of mailservers hosted39,701
Number of SPAM hosts hosted403
Number of IP routes1,548

Subnets based on RIR allocations

SubnetDescriptionRIRCountry#routes#domains#spamhosts
172.0.0.0/12AT&T Internet ServicesarinUS11,0187
172.32.0.0/11T-Mobile USA, Inc.arinUS4910698
172.64.0.0/13CloudFlare, Inc.arinUS44160
172.72.0.0/14Time Warner Cable Internet LLCarinUS12729
172.76.0.0/14Frontier Communications of America, Inc.arinUS21220
172.80.0.0/17eSited SolutionsarinUS231,1120
172.80.128.0/17AE-SALAR-20150705ripeAE42718
172.81.0.0/18Border Technology, LLCarinUS3570
172.81.64.0/20HuntTelarinUS520
172.81.80.0/21PSI/MaximusarinUS2181
172.81.88.0/22Grand Central Networks Inc.arinUS400
172.81.92.0/22ACCOUNT CONTROL TECHNOLOGY HOLDINGS, INCarinUS100
172.81.96.0/20KLAYERarinUS131,2950
172.81.112.0/22Big City Technology, Inc.arinUS100
172.81.116.0/22InMotion Hosting, Inc.arinUS14,5912
172.81.120.0/21VPS.TOarinUS82380
172.81.128.0/21DataWagon LLCarinUS1280
172.81.136.0/22Greenway Medical Technologies, Inc.arinUS100
172.81.140.0/22Access One Inc.arinUS140
172.81.144.0/21KuaiYi Networks LLCarinUS85311
172.81.152.0/22CASCADELINK INCarinUS141
172.81.156.0/22TelePacific CommunicationsarinUS110
172.81.160.0/20Telepacific CommunicationsarinUS1420
172.81.176.0/21Lunanode Hosting Inc.arinCA15970
172.81.184.0/22Sipbound CorporationarinUS4111
172.81.188.0/22UnwiredarinUS000
172.81.192.0/18OppoBoxarinUS3580
172.82.0.0/17ContinaarinUS6290
172.82.128.0/18QuickPacket, LLCarinUS5328,4175
172.82.192.0/18Adobe Systems Inc.arinUS500
172.85.0.0/19Atlantic Broadband Finance, LLCarinUS1180
172.85.32.0/19Lightower Fiber Networks I, LLCarinUS10580
172.85.64.0/21Global Data Link, IncarinUS000
172.85.72.0/22United Surgical Partners International, arinUS100
172.85.76.0/22GoldKey CorporationarinUS140
172.85.80.0/21Radiant Communications Ltd.arinCA100
172.85.88.0/21Cedexis IncarinUS200
172.85.96.0/20Host Wagon LLCarinUS7490
172.85.112.0/21Privatel IncarinUS600
172.85.120.0/22Liberty Cablevision of Puerto Rico LTDarinPR142
172.85.124.0/22Openface Inc.arinCA100
172.85.128.0/17Granite Telecommunications LLCarinUS2000
172.86.0.0/18Eastern Iowa IP, LLCarinUS100
172.86.64.0/18FranTech SolutionsarinUS66,7360
172.86.128.0/20Saddle Mountain Wireless Inc.arinUS100
172.86.144.0/20Corgi Tech LLCarinUS54010
172.86.160.0/20Pertino Inc.arinUS010
172.86.176.0/21Joe's Datacenter, LLCarinUS15580
172.86.184.0/21Amanah Tech Inc.arinCA6190
172.86.192.0/19InnSys IncorporatedarinCA100
172.86.224.0/20Fevvo, IncarinUS41120
172.86.240.0/21Continuum Online Services Ltd.arinCA110
172.86.248.0/21Netlink VoicearinUS000
172.87.0.0/20CONSOLIDATED TELEPHONE COarinUS134
172.87.16.0/21MetronetarinUS13010
172.87.24.0/21EightJoy Network LLCarinUS113,3751
172.87.32.0/22Lynx Network Group, Inc.arinUS13820
172.87.36.0/22TechAcceleratorarinUS100
172.87.40.0/21Bloomip Inc.arinUS270
172.87.48.0/20Sentinel Technologies, Inc.arinUS3120
172.87.64.0/21Elite Systems, LLCarinUS101
172.87.72.0/22TeleCurve, LLCarinUS100
172.87.76.0/22Hortons TV & Electronics IncarinUS100
172.87.80.0/20Start CommunicationsarinCA100
172.87.96.0/19Angelo State UniversityarinUS500
172.87.128.0/18Time Warner Cable Internet LLCarinUS12163
172.87.192.0/19HTarinUS121,1710
172.87.224.0/20Fevvo, IncarinUS070
172.87.240.0/20Net3 Inc.arinUS800
172.88.0.0/14Time Warner Cable Internet LLCarinUS129413
172.92.0.0/16Astound Broadband LLCarinUS140
172.93.0.0/18VegasNAP, LLCarinUS4230
172.93.64.0/20Allied International Corp of VA.arinUS100
172.93.80.0/20Allo telecomarinCA112
172.93.96.0/20ReliableSite.Net LLCarinUS412,0445
172.93.112.0/21Integrity NetworksarinUS100
172.93.120.0/22Host4Geeks LLCarinUS41,5520
172.93.124.0/22Mikmaw KinamatneweyarinCA190
172.93.128.0/17Nexeon Technologies, Inc.arinUS6269135
172.94.0.0/17Secure Internet LLCarinUS93541
172.94.128.0/17FDCservers.netarinUS100
172.95.0.0/16Frontier Communications CorporationarinUS1371
172.96.0.0/21Mean ServersarinUS170
172.96.8.0/21Heymman ServersarinUS11,8490
172.96.16.0/22Ferric Systems, LLCarinUS11080
172.96.24.0/21Invisalink WirelessarinUS400
172.96.32.0/22RedZone WirelessarinUS120
172.96.36.0/22TelTech Systems, Inc.arinUS100
172.96.40.0/21Corridor Communications, INC.arinCA110
172.96.48.0/21SafeSoft Solutions, Inc.arinUS100
172.96.56.0/21Host NIT IncarinUS100
172.96.64.0/19Root Level Technology, LLCarinUS323721
172.96.96.0/20Amazon Corporate LLCarinUS100
172.96.112.0/20VPS.TOarinUS152840
172.96.128.0/18Versaweb, LLCarinUS26930
172.96.192.0/18VOI NET INC.arinCA000
172.97.0.0/21Yucca TelecomarinUS6103
172.97.8.0/21Iristel IncarinCA130
172.97.16.0/20Foothills Rural Telephone Cooperative CoarinUS300
172.97.32.0/20Hotwire CommunicationsarinUS116
172.97.48.0/22City Wide Communications Inc.arinCA000
172.97.52.0/22Dery Telecom Inc.arinCA400
172.97.56.0/22Bungie Inc.arinUS500
172.97.60.0/22Manitoba NetSet Ltd.arinCA120
172.97.64.0/21Owned-Networks LLCarinUS73770
172.97.72.0/21WiMAX Express Inc.arinUS100
172.97.80.0/20Fiber GalaxyarinUS42900
172.97.96.0/22Northland CommunicationsarinUS440
172.97.100.0/22Brownrice Internet, Inc.arinUS11,4591
172.97.104.0/21The Fusion Network, LLCarinUS700
172.97.112.0/22Pulsant IncarinUS100
172.97.116.0/22ALTIUS Broadband, LLCarinUS103
172.97.120.0/22Seaside Communications, Inc.arinCA100
172.97.124.0/22smartTrade TechnologiesarinUS200
172.97.128.0/17DISTRIBUTEL COMMUNICATIONS LTD.arinCA25816
172.98.0.0/18TelentiaarinUS8600
172.98.64.0/19Total Server Solutions L.L.C.arinUS301,6635
172.98.96.0/19NETWORK INNOVATIONS, INC.arinUS1160
172.98.128.0/20Dialogix TelecomarinUS100
172.98.144.0/20CIK Telecom INCarinCA114
172.98.160.0/19BraveWay LLCarinUS2700
172.98.192.0/20Centrilogic, Inc.arinUS61,3252
172.98.208.0/21Electro Nebula LLCarinUS7910
172.98.216.0/22Highlands Union BankarinUS100
172.98.220.0/22XL Broadband Inc.arinUS400
172.98.224.0/20HA SERVERS, LLCarinUS1150
172.98.240.0/20Cap Rock Telephone Cooperative, Inc.arinUS162
172.99.0.0/22Soundview Broadcasting, LLCarinUS2100
172.99.4.0/22Nerium International, LLCarinUS1640
172.99.8.0/22Canad Corporation of Manitoba LimitedarinCA400
172.99.12.0/22Softway Solutions, Inc.arinUS100
172.99.16.0/22Abilene Independent School DistrictarinUS100
172.99.20.0/22Netuity Networks IncarinCA100
172.99.24.0/21Radiant Communications Canada Ltd.arinCA300
172.99.32.0/19Frontier Communications CorporationarinUS300
172.99.64.0/18Rackspace HostingarinUS2218,55514
172.99.128.0/17Roya Hosting LLCarinUS200
172.100.0.0/15Time Warner Cable Internet LLCarinUS1997
172.102.4.0/22Hoyos Consulting LLCarinUS160
172.102.8.0/21Google Inc.arinUS700
172.102.16.0/20Cooperative de cablodistribution de l'ararinCA1180
172.102.32.0/19Frontier Communications CorporationarinUS200
172.102.64.0/18Frontier Communications CorporationarinUS300
172.102.128.0/20Queen Systems, Inc.arinUS21770
172.102.144.0/20Check Point Software Technologies, Inc.arinUS100
172.102.160.0/19Net3 Inc.arinUS150
172.102.192.0/19Aventice LLCarinUS16510
172.102.224.0/22Choice Communications, LLCarinVI400
172.102.228.0/22Lakeland NetworksarinCA110
172.102.232.0/21DLVR, Inc.arinUS820
172.102.240.0/21Ontario Datacenter LLCarinUS91580
172.102.248.0/22Ukiah WirelessarinUS130
172.102.252.0/22WestNet Nevada, LLCarinUS400
172.103.0.0/19Midcontinent CommunicationsarinUS1200
172.103.32.0/22SPICE TELECOM NETWORKarinUS000
172.103.36.0/22ClearnetworxarinUS110
172.103.40.0/21ERTR LLCarinUS100
172.103.48.0/20Radiant Communications Ltd.arinCA340
172.103.64.0/18IP Systems LimitedarinVG100
172.103.128.0/17Cipherkey Exchange Corp.arinCA1200
172.104.0.0/15LinodearinUS000
172.106.0.0/15Psychz NetworksarinUS98128,2894
172.108.0.0/16Frontier Communications CorporationarinUS1910
172.109.0.0/16Frontier Communications CorporationarinUS342
172.110.0.0/19Subnet Labs LLCarinUS265,6542
172.110.32.0/21YouTube, LLCarinUS100
172.110.40.0/21Tenerum, LLCarinUS600
172.110.48.0/22LIFELOCKarinUS310
172.110.52.0/22ADVANCED HEALTH MEDIA SERVICES, LLCarinUS200
172.110.56.0/22Echo BroadbandarinUS120
172.110.60.0/22Town of Concord MAarinUS4210
172.110.64.0/20Allstream Corp.arinCA3491
172.110.80.0/21CommZoom LLCarinUS130
172.110.88.0/22Metcom Network Services, Inc.arinUS140
172.110.92.0/22Atlantic Broadband Finance, LLCarinUS100
172.110.96.0/19Alchemy Communications, Inc.arinUS180
172.110.128.0/18Univera NetworkarinUS500
172.110.192.0/21DirecTV MDU BroadbandarinUS101
172.110.204.0/22Cisco Systems, Inc.arinUS100
172.110.208.0/20Fairway Network, Inc.arinUS22520
172.110.224.0/20Stellar Association, LLCarinUS100
172.110.240.0/22AYERA TECHNOLOGIES, INC.arinUS232
172.110.244.0/22Mercury Wireless, LLCarinUS400
172.110.248.0/22AmTrust North America, Inc.arinUS200
172.110.252.0/22Von Hudman Group, LLCarinUS100
172.111.0.0/18VirtuzoarinUS900
172.111.64.0/18FastlyarinUS650
172.111.128.0/17Secure Internet LLCarinUS91161
172.112.0.0/13Time Warner Cable Internet LLCarinUS11249
172.120.0.0/15EGIHostingarinUS180
172.122.0.0/15Internet Initiative Japan Inc.apnicJP120
172.124.0.0/14AT&T Internet ServicesarinUS15981
172.128.0.0/10AOL Inc.arinUS152237
172.192.0.0/13FOXTEL Management Pty LtdapnicAU1302
172.200.0.0/13AOL Inc.arinUS1200
172.208.0.0/13AOL Inc.arinUS210
172.216.0.0/16AOL Inc.arinUS110
172.217.0.0/16Google Inc.arinUS628,5160
172.218.0.0/15TELUS Communications Inc.arinCA2342
172.220.0.0/14Charter CommunicationsarinUS090
172.224.0.0/12Akamai Technologies, Inc.arinUS781230
172.240.0.0/15Nobis Technology Group, LLCarinUS424,6160
172.242.0.0/15ViaSat,Inc.arinUS362612
172.244.0.0/16Comcast Cable Communications, LLCarinUS100
172.245.0.0/16ColoCrossingarinUS717,16161
172.246.0.0/16Enzu IncarinUS15164,5400
172.247.0.0/16CloudRadium L.L.CarinUS14586,3724
172.248.0.0/14Time Warner Cable Internet LLCarinUS132514
172.252.0.0/16EGIHostingarinUS2838,3892
172.253.0.0/16Google Inc.arinUS100
172.254.0.0/16Time Warner Cable Internet LLCarinUS2181
172.255.0.0/19Nobis Technology Group, LLCarinUS22110
172.255.32.0/20Nobis Technology Group, LLCarinUS380
172.255.48.0/20Gossamer Threads Inc.arinCA4210
172.255.64.0/18Nobis Technology Group, LLCarinUS91550
172.255.128.0/17Nobis Technology Group, LLCarinUS81960

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