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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 hosted187,113
Number of nameservers hosted5,804
Number of mailservers hosted23,097
Number of SPAM hosts hosted1,129
Number of IP routes908

Subnets based on RIR allocations

SubnetDescriptionRIRCountry#routes#domains#spamhosts
172.0.0.0/12AT&T Internet ServicesarinUS11,01614
172.32.0.0/11T-Mobile USA, Inc.arinUS2172119
172.64.0.0/13CloudFlare, Inc.arinUS090
172.72.0.0/14Time Warner Cable Internet LLCarinUS115246
172.76.0.0/14Frontier Communications of America, Inc.arinUS5491
172.80.0.0/17eSited SolutionsarinUS513,10134
172.80.128.0/17Sago NetworksarinUS12920
172.81.0.0/18Border Technology, LLCarinUS100
172.81.64.0/20HuntTelarinUS200
172.81.80.0/21PSI/MaximusarinUS200
172.81.88.0/22Grand Central Networks Inc.arinUS000
172.81.92.0/22ACCOUNT CONTROL TECHNOLOGY HOLDINGS, INCarinUS000
172.81.96.0/20KLAYERarinUS21370
172.81.112.0/22Big City Technology, Inc.arinUS000
172.81.116.0/22InMotion Hosting, Inc.arinUS13070
172.81.120.0/21VPS.TOarinUS100
172.81.128.0/21DataWagon LLCarinUS1940
172.81.136.0/22Greenway Medical Technologies, Inc.arinUS000
172.81.140.0/22Access One Inc.arinUS120
172.81.144.0/21KuaiYi Networks LLCarinUS62,8390
172.81.152.0/22CASCADELINK INCarinUS100
172.81.156.0/22TelePacific CommunicationsarinUS100
172.81.160.0/20Telepacific CommunicationsarinUS1202
172.81.176.0/21Lunanode Hosting Inc.arinCA100
172.81.184.0/22Sipbound CorporationarinUS3100
172.81.188.0/22UnwiredarinUS000
172.81.192.0/18OppoBoxarinUS100
172.82.0.0/17ContinaarinUS100
172.82.128.0/18QuickPacket, LLCarinUS25,09336
172.82.192.0/18Garrison Network Solutions LLCarinUS000
172.85.0.0/19Atlantic Broadband Finance, LLCarinUS810
172.85.32.0/19Lightower Fiber NetworksarinUS9201
172.85.64.0/21Global Data Link, IncarinUS000
172.85.72.0/22United Surgical Partners International, arinUS000
172.85.76.0/22GoldKey CorporationarinUS100
172.85.80.0/21Radiant Communications Ltd.arinCA100
172.85.88.0/21Cedexis IncarinUS100
172.85.96.0/20Host Wagon LLCarinUS510
172.85.112.0/21Privatel IncarinUS200
172.85.120.0/22Liberty Cablevision of Puerto Rico LTDarinPR101
172.85.124.0/22Openface Inc.arinCA100
172.85.128.0/17Granite Telecommunications LLCarinUS201
172.86.0.0/18Eastern Iowa IP, LLCarinUS100
172.86.64.0/18FranTech SolutionsarinUS210
172.86.128.0/20Saddle Mountain Wireless Inc.arinUS101
172.86.144.0/20Corgi Tech LLCarinUS41460
172.86.160.0/20Pertino Inc.arinUS000
172.86.176.0/21Joe's Datacenter, LLCarinUS11,4002
172.86.184.0/21Amanah Tech Inc.arinCA700
172.86.192.0/19InnSys IncorporatedarinCA100
172.86.224.0/20Fevvo, IncarinUS1850
172.86.240.0/21Continuum Online Services Ltd.arinCA110
172.86.248.0/21Netlink VoicearinUS000
172.87.0.0/20CONSOLIDATED TELEPHONE COarinUS101
172.87.16.0/21Cinergy Metronet, Inc.arinUS12500
172.87.24.0/21EightJoy Network LLCarinUS100
172.87.32.0/22Lynx Network Group, Inc.arinUS1290
172.87.36.0/22TechAcceleratorarinUS100
172.87.40.0/21Bloomip Inc.arinUS000
172.87.48.0/20Sentinel Technologies, Inc.arinUS200
172.87.64.0/21Elite Systems, LLCarinUS100
172.87.72.0/22TeleCurve, LLCarinUS100
172.87.76.0/22Hortons TV & Electronics IncarinUS000
172.87.80.0/20Start CommunicationsarinCA100
172.87.96.0/19Angelo State UniversityarinUS300
172.87.128.0/18Time Warner Cable Internet LLCarinUS1693
172.87.192.0/19HTarinUS16,0630
172.87.224.0/20Fevvo, IncarinUS18510
172.87.240.0/20Net3 Inc.arinUS6560
172.88.0.0/14Time Warner Cable Internet LLCarinUS124260
172.92.0.0/16Astound Broadband LLCarinUS120
172.93.0.0/18VegasNAP, LLCarinUS4240
172.93.64.0/20Allied International Corp of VA.arinUS100
172.93.80.0/20Allo telecomarinCA000
172.93.96.0/20ReliableSite.Net LLCarinUS21,6493
172.93.112.0/21Integrity NetworksarinUS100
172.93.120.0/22Host4Geeks LLCarinUS21660
172.93.124.0/22Mikmaw KinamatneweyarinCA000
172.93.128.0/17Nexeon Technologies, Inc.arinUS13590
172.94.0.0/17Secure Internet LLCarinUS6100
172.94.128.0/17FDCservers.netarinUS100
172.95.0.0/16Frontier Communications CorporationarinUS000
172.96.0.0/21Mean ServersarinUS1626
172.96.8.0/21Heymman ServersarinCA1374
172.96.16.0/22Ferric Systems, LLCarinUS000
172.96.20.0/22Putnam County Technology DepartmentarinUS000
172.96.24.0/21Invisalink WirelessarinUS000
172.96.32.0/22RedZone WirelessarinUS100
172.96.36.0/22TelAPI IncarinUS100
172.96.40.0/21Corridor Communications, INC.arinCA100
172.96.48.0/21SafeSoft Solutions, Inc.arinUS100
172.96.56.0/21Host NIT IncarinUS1180
172.96.64.0/19Root Level Technology, LLCarinUS321380
172.96.96.0/20Amazon Corporate LLCarinUS000
172.96.112.0/20VPS.TOarinUS100
172.96.128.0/18Versaweb, LLCarinUS29252
172.96.192.0/18VOI NET SOLUTIONSarinCA100
172.97.0.0/21Yucca TelecomarinUS000
172.97.8.0/21Iristel IncarinCA100
172.97.16.0/20Foothills Rural Telephone Cooperative CoarinUS100
172.97.32.0/20Hotwire CommunicationsarinUS100
172.97.48.0/22City Wide Communications Inc.arinCA000
172.97.52.0/22Dery Telecom Inc.arinCA400
172.97.56.0/22Bungie Inc.arinUS300
172.97.60.0/22Manitoba NetSet Ltd.arinCA102
172.97.64.0/21Owned-Networks LLCarinUS660
172.97.72.0/21WiMAX Express Inc.arinUS000
172.97.80.0/20Fiber GalaxyarinUS110
172.97.96.0/22Northland CommunicationsarinUS300
172.97.100.0/22Brownrice Internet, Inc.arinUS11810
172.97.104.0/21NOTO CommunicationsarinUS190
172.97.112.0/22Pulsant IncarinUS000
172.97.116.0/22ALTIUS Broadband, LLCarinUS100
172.97.120.0/22Seaside Communications, Inc.arinCA100
172.97.124.0/22smartTrade TechnologiesarinUS200
172.97.128.0/17DISTRIBUTEL COMMUNICATIONS LTD.arinCA100
172.98.0.0/18TelentiaarinUS100
172.98.64.0/19Total Server Solutions L.L.C.arinUS5294
172.98.96.0/19NETWORK INNOVATIONS, INC.arinUS100
172.98.128.0/20Dialogix TelecomarinUS000
172.98.144.0/20CIK Telecom INCarinCA115
172.98.160.0/19BraveWay LLCarinUS1700
172.98.192.0/20Centrilogic, Inc.arinUS350027
172.98.208.0/21Electro Nebula LLCarinUS6470
172.98.216.0/22Highlands Union BankarinUS500
172.98.220.0/22XL Broadband Inc.arinUS400
172.98.224.0/20HA SERVERS, LLCarinUS1110
172.98.240.0/20Cap Rock Telephone Cooperative, Inc.arinUS100
172.99.0.0/22Soundview Broadcasting, LLCarinUS100
172.99.4.0/22Nerium International, LLCarinUS260
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 IncarinCA200
172.99.24.0/21Radiant Communications Canada Ltd.arinCA300
172.99.32.0/19Frontier Communications CorporationarinUS000
172.99.64.0/18Rackspace HostingarinUS2232
172.99.128.0/17Roya Hosting LLCarinUS100
172.100.0.0/15Time Warner Cable Internet LLCarinUS1298
172.102.4.0/22Hoyos Consulting LLCarinUS100
172.102.8.0/21Google Inc.arinUS200
172.102.16.0/20Cooperative de cablodistribution de l'ararinCA100
172.102.32.0/19Frontier Communications CorporationarinUS000
172.102.64.0/18Frontier Communications CorporationarinUS000
172.102.128.0/20Queen Systems, Inc.arinUS110
172.102.144.0/20Check Point Software Technologies, Inc.arinUS000
172.102.160.0/19Net3 Inc.arinUS3230
172.102.192.0/19Aventice LLCarinUS300
172.102.224.0/22Choice Communications, LLCarinVI100
172.102.228.0/22Lakeland NetworksarinCA100
172.102.232.0/21DLVR, Inc.arinUS500
172.102.240.0/21Ontario Datacenter LLCarinUS1430
172.102.248.0/22Ukiah WirelessarinUS100
172.102.252.0/22WestNet Nevada, LLCarinUS000
172.103.0.0/19Midcontinent Media, Inc.arinUS131
172.103.32.0/22SPICE TELECOM NETWORKarinUS000
172.103.36.0/22ClearnetworxarinUS100
172.103.40.0/21ERTR LLCarinUS1160
172.103.48.0/20Radiant Communications Ltd.arinCA320
172.103.64.0/18IP Systems LimitedarinVG01290
172.103.128.0/17Cipherkey Exchange Corp.arinCA110
172.104.0.0/15LinodearinUS000
172.106.0.0/15Psychz NetworksarinUS2402
172.108.0.0/16Frontier Communications CorporationarinUS000
172.109.0.0/16Frontier Communications CorporationarinUS000
172.110.0.0/19Subnet Labs LLCarinUS8360
172.110.32.0/21YouTube, LLCarinUS100
172.110.40.0/21Tenerum, LLCarinUS200
172.110.48.0/22LIFELOCKarinUS000
172.110.52.0/22ADVANCED HEALTH MEDIA SERVICES, LLCarinUS000
172.110.56.0/22Echo BroadbandarinUS100
172.110.60.0/22Town of Concord MAarinUS400
172.110.64.0/20Allstream Corp.arinCA300
172.110.80.0/21CommZoom LLCarinUS100
172.110.88.0/22Metcom Network Services, Inc.arinUS100
172.110.92.0/22MetroCast Communications of Connecticut,arinUS301
172.110.96.0/19Alchemy Communications, Inc.arinUS100
172.110.128.0/18Univera NetworkarinUS100
172.110.192.0/21DirecTV MDU BroadbandarinUS100
172.110.204.0/22Cisco Systems, Inc.arinUS100
172.110.208.0/20Fairway Network, Inc.arinUS100
172.110.224.0/20Stellar Association, LLCarinUS100
172.110.240.0/22AYERA TECHNOLOGIES, INC.arinUS120
172.110.244.0/22Mercury Wireless, LLCarinUS000
172.110.248.0/22AmTrust North America, Inc.arinUS100
172.110.252.0/22Von Hudman Group, LLCarinUS100
172.111.0.0/18VirtuzoarinUS100
172.111.64.0/18FastlyarinUS1000
172.111.128.0/17Secure Internet LLCarinUS800
172.112.0.0/13Time Warner Cable Internet LLCarinUS15414
172.120.0.0/15EGIHostingarinUS190
172.122.0.0/15KW DatacenterarinCA130
172.124.0.0/14AT&T Internet ServicesarinUS1170
172.128.0.0/10AOL Inc.arinUS39810
172.192.0.0/13Asia Pacific Network Information CentreapnicAU2221
172.200.0.0/13AOL Inc.arinUS8230
172.208.0.0/13AOL Inc.arinUS740
172.216.0.0/16AOL Inc.arinUS110
172.217.0.0/16Google Inc.arinUS100
172.218.0.0/15TELUS Communications Inc.arinCA2221
172.220.0.0/14BRIGHT HOUSE NETWORKS, LLCarinUS0100
172.224.0.0/12Akamai Technologies, Inc.arinUS2471,3570
172.240.0.0/15Nobis Technology Group, LLCarinUS4318,8404
172.242.0.0/15Viasat Communications Inc.arinUS362716
172.244.0.0/16Comcast Cable Communications, LLCarinUS100
172.245.0.0/16ColoCrossingarinUS2518,72451
172.246.0.0/16Enzu IncarinUS1361,559188
172.247.0.0/16CloudRadium L.L.CarinUS2623,152345
172.248.0.0/14Time Warner Cable Internet LLCarinUS136659
172.252.0.0/16EGIHostingarinUS222,2650
172.253.0.0/16Google Inc.arinUS100
172.254.0.0/16Time Warner Cable Internet LLCarinUS13011
172.255.0.0/16Nobis Technology Group, LLCarinUS232,3370

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