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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 hosted561,719
Number of nameservers hosted7,457
Number of mailservers hosted37,470
Number of SPAM hosts hosted964
Number of IP routes1,285

Subnets based on RIR allocations

SubnetDescriptionRIRCountry#routes#domains#spamhosts
172.0.0.0/12AT&T Internet ServicesarinUS11,0219
172.32.0.0/11T-Mobile USA, Inc.arinUS4980157
172.64.0.0/13CloudFlare, Inc.arinUS15110
172.72.0.0/14Time Warner Cable Internet LLCarinUS126425
172.76.0.0/14Frontier Communications of America, Inc.arinUS41226
172.80.0.0/17eSited SolutionsarinUS66,8000
172.80.128.0/17Sago NetworksarinUS2400
172.81.0.0/18Border Technology, LLCarinUS100
172.81.64.0/20HuntTelarinUS310
172.81.80.0/21PSI/MaximusarinUS260
172.81.88.0/22Grand Central Networks Inc.arinUS500
172.81.92.0/22ACCOUNT CONTROL TECHNOLOGY HOLDINGS, INCarinUS000
172.81.96.0/20KLAYERarinUS144230
172.81.112.0/22Big City Technology, Inc.arinUS100
172.81.116.0/22InMotion Hosting, Inc.arinUS14,3662
172.81.120.0/21VPS.TOarinUS11870
172.81.128.0/21DataWagon LLCarinUS1560
172.81.136.0/22Greenway Medical Technologies, Inc.arinUS100
172.81.140.0/22Access One Inc.arinUS120
172.81.144.0/21KuaiYi Networks LLCarinUS71470
172.81.152.0/22CASCADELINK INCarinUS110
172.81.156.0/22TelePacific CommunicationsarinUS110
172.81.160.0/20Telepacific CommunicationsarinUS1180
172.81.176.0/21Lunanode Hosting Inc.arinCA12351
172.81.184.0/22Sipbound CorporationarinUS2110
172.81.188.0/22UnwiredarinUS000
172.81.192.0/18OppoBoxarinUS100
172.82.0.0/17ContinaarinUS5290
172.82.128.0/18QuickPacket, LLCarinUS96,5032
172.82.192.0/18Garrison Network Solutions LLCarinUS000
172.85.0.0/19Atlantic Broadband Finance, LLCarinUS1184
172.85.32.0/19Lightower Fiber Networks I, LLCarinUS9441
172.85.64.0/21Global Data Link, IncarinUS000
172.85.72.0/22United Surgical Partners International, arinUS100
172.85.76.0/22GoldKey CorporationarinUS1460
172.85.80.0/21Radiant Communications Ltd.arinCA100
172.85.88.0/21Cedexis IncarinUS100
172.85.96.0/20Host Wagon LLCarinUS5500
172.85.112.0/21Privatel IncarinUS400
172.85.120.0/22Liberty Cablevision of Puerto Rico LTDarinPR106
172.85.124.0/22Openface Inc.arinCA100
172.85.128.0/17Granite Telecommunications LLCarinUS1402
172.86.0.0/18Eastern Iowa IP, LLCarinUS100
172.86.64.0/18FranTech SolutionsarinUS64,65210
172.86.128.0/20Saddle Mountain Wireless Inc.arinUS100
172.86.144.0/20Corgi Tech LLCarinUS53750
172.86.160.0/20Pertino Inc.arinUS020
172.86.176.0/21Joe's Datacenter, LLCarinUS14660
172.86.184.0/21Amanah Tech Inc.arinCA7150
172.86.192.0/19InnSys IncorporatedarinCA100
172.86.224.0/20Fevvo, IncarinUS59290
172.86.240.0/21Continuum Online Services Ltd.arinCA100
172.86.248.0/21Netlink VoicearinUS000
172.87.0.0/20CONSOLIDATED TELEPHONE COarinUS106
172.87.16.0/21MetronetarinUS12970
172.87.24.0/21EightJoy Network LLCarinUS112,7223
172.87.32.0/22Lynx Network Group, Inc.arinUS13750
172.87.36.0/22TechAcceleratorarinUS100
172.87.40.0/21Bloomip Inc.arinUS000
172.87.48.0/20Sentinel Technologies, Inc.arinUS350
172.87.64.0/21Elite Systems, LLCarinUS100
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 LLCarinUS12072
172.87.192.0/19HTarinUS133,2350
172.87.224.0/20Fevvo, IncarinUS11,0840
172.87.240.0/20Net3 Inc.arinUS500
172.88.0.0/14Time Warner Cable Internet LLCarinUS126728
172.92.0.0/16Astound Broadband LLCarinUS110
172.93.0.0/18VegasNAP, LLCarinUS13400
172.93.64.0/20Allied International Corp of VA.arinUS100
172.93.80.0/20Allo telecomarinCA100
172.93.96.0/20ReliableSite.Net LLCarinUS48,4373
172.93.112.0/21Integrity NetworksarinUS100
172.93.120.0/22Host4Geeks LLCarinUS41,3060
172.93.124.0/22Mikmaw KinamatneweyarinCA100
172.93.128.0/17Nexeon Technologies, Inc.arinUS242020
172.94.0.0/17Secure Internet LLCarinUS97517
172.94.128.0/17FDCservers.netarinUS000
172.95.0.0/16Frontier Communications CorporationarinUS500
172.96.0.0/21Mean ServersarinUS1760
172.96.8.0/21Heymman ServersarinUS11,1162
172.96.16.0/22Ferric Systems, LLCarinUS1610
172.96.20.0/22Putnam County Technology DepartmentarinUS000
172.96.24.0/21Invisalink WirelessarinUS200
172.96.32.0/22RedZone WirelessarinUS100
172.96.36.0/22TelAPI IncarinUS200
172.96.40.0/21Corridor Communications, INC.arinCA110
172.96.48.0/21SafeSoft Solutions, Inc.arinUS100
172.96.56.0/21Host NIT IncarinUS1350
172.96.64.0/19Root Level Technology, LLCarinUS321650
172.96.96.0/20Amazon Corporate LLCarinUS100
172.96.112.0/20VPS.TOarinUS1520
172.96.128.0/18Versaweb, LLCarinUS36731
172.96.192.0/18VOI NET SOLUTIONSarinCA100
172.97.0.0/21Yucca TelecomarinUS200
172.97.8.0/21Iristel IncarinCA100
172.97.16.0/20Foothills Rural Telephone Cooperative CoarinUS310
172.97.32.0/20Hotwire CommunicationsarinUS1113
172.97.48.0/22City Wide Communications Inc.arinCA000
172.97.52.0/22Dery Telecom Inc.arinCA400
172.97.56.0/22Bungie Inc.arinUS600
172.97.60.0/22Manitoba NetSet Ltd.arinCA100
172.97.64.0/21Owned-Networks LLCarinUS72370
172.97.72.0/21WiMAX Express Inc.arinUS100
172.97.80.0/20Fiber GalaxyarinUS42040
172.97.96.0/22Northland CommunicationsarinUS440
172.97.100.0/22Brownrice Internet, Inc.arinUS11,2290
172.97.104.0/21NOTO CommunicationsarinUS600
172.97.112.0/22Pulsant IncarinUS100
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.arinCA22626
172.98.0.0/18TelentiaarinUS3870
172.98.64.0/19Total Server Solutions L.L.C.arinUS2880054
172.98.96.0/19NETWORK INNOVATIONS, INC.arinUS1181
172.98.128.0/20Dialogix TelecomarinUS100
172.98.144.0/20CIK Telecom INCarinCA124
172.98.160.0/19BraveWay LLCarinUS2700
172.98.192.0/20Centrilogic, Inc.arinUS61,36221
172.98.208.0/21Electro Nebula LLCarinUS72216
172.98.216.0/22Highlands Union BankarinUS100
172.98.220.0/22XL Broadband Inc.arinUS400
172.98.224.0/20HA SERVERS, LLCarinUS1170
172.98.240.0/20Cap Rock Telephone Cooperative, Inc.arinUS254
172.99.0.0/22Soundview Broadcasting, LLCarinUS230
172.99.4.0/22Nerium International, LLCarinUS1380
172.99.8.0/22Canad Corporation of Manitoba LimitedarinCA400
172.99.12.0/22Softway Solutions, Inc.arinUS200
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 HostingarinUS2294,07614
172.99.128.0/17Roya Hosting LLCarinUS100
172.100.0.0/15Time Warner Cable Internet LLCarinUS18117
172.102.4.0/22Hoyos Consulting LLCarinUS150
172.102.8.0/21Google Inc.arinUS800
172.102.16.0/20Cooperative de cablodistribution de l'ararinCA100
172.102.32.0/19Frontier Communications CorporationarinUS200
172.102.64.0/18Frontier Communications CorporationarinUS300
172.102.128.0/20Queen Systems, Inc.arinUS21170
172.102.144.0/20Check Point Software Technologies, Inc.arinUS100
172.102.160.0/19Net3 Inc.arinUS1130
172.102.192.0/19Aventice LLCarinUS16860
172.102.224.0/22Choice Communications, LLCarinVI100
172.102.228.0/22Lakeland NetworksarinCA100
172.102.232.0/21DLVR, Inc.arinUS720
172.102.240.0/21Ontario Datacenter LLCarinUS9840
172.102.248.0/22Ukiah WirelessarinUS100
172.102.252.0/22WestNet Nevada, LLCarinUS400
172.103.0.0/19Midcontinent Media, Inc.arinUS17141
172.103.32.0/22SPICE TELECOM NETWORKarinUS000
172.103.36.0/22ClearnetworxarinUS100
172.103.40.0/21ERTR LLCarinUS100
172.103.48.0/20Radiant Communications Ltd.arinCA340
172.103.64.0/18IP Systems LimitedarinVG52890
172.103.128.0/17Cipherkey Exchange Corp.arinCA111
172.104.0.0/15LinodearinUS000
172.106.0.0/15Psychz NetworksarinUS358,8232
172.108.0.0/16Frontier Communications CorporationarinUS200
172.109.0.0/16Frontier Communications CorporationarinUS100
172.110.0.0/19Subnet Labs LLCarinUS243,1651
172.110.32.0/21YouTube, LLCarinUS600
172.110.40.0/21Tenerum, LLCarinUS600
172.110.48.0/22LIFELOCKarinUS300
172.110.52.0/22ADVANCED HEALTH MEDIA SERVICES, LLCarinUS100
172.110.56.0/22Echo BroadbandarinUS100
172.110.60.0/22Town of Concord MAarinUS430
172.110.64.0/20Allstream Corp.arinCA3490
172.110.80.0/21CommZoom LLCarinUS120
172.110.88.0/22Metcom Network Services, Inc.arinUS100
172.110.92.0/22Atlantic Broadband Finance, LLCarinUS100
172.110.96.0/19Alchemy Communications, Inc.arinUS130
172.110.128.0/18Univera NetworkarinUS500
172.110.192.0/21DirecTV MDU BroadbandarinUS103
172.110.204.0/22Cisco Systems, Inc.arinUS100
172.110.208.0/20Fairway Network, Inc.arinUS12110
172.110.224.0/20Stellar Association, LLCarinUS100
172.110.240.0/22AYERA TECHNOLOGIES, INC.arinUS230
172.110.244.0/22Mercury Wireless, LLCarinUS400
172.110.248.0/22AmTrust North America, Inc.arinUS200
172.110.252.0/22Von Hudman Group, LLCarinUS100
172.111.0.0/18VirtuzoarinUS100
172.111.64.0/18FastlyarinUS17190
172.111.128.0/17Secure Internet LLCarinUS52011
172.112.0.0/13Time Warner Cable Internet LLCarinUS1828
172.120.0.0/15EGIHostingarinUS190
172.122.0.0/15KW DatacenterarinCA130
172.124.0.0/14AT&T Internet ServicesarinUS14462
172.128.0.0/10AOL Inc.arinUS29783
172.192.0.0/13Asia Pacific Network Information CentreapnicAU1260
172.200.0.0/13AOL Inc.arinUS8190
172.208.0.0/13AOL Inc.arinUS750
172.216.0.0/16AOL Inc.arinUS110
172.217.0.0/16Google Inc.arinUS61,3810
172.218.0.0/15TELUS Communications Inc.arinCA2350
172.220.0.0/14BRIGHT HOUSE NETWORKS, LLCarinUS090
172.224.0.0/12Akamai Technologies, Inc.arinUS1321670
172.240.0.0/15Nobis Technology Group, LLCarinUS439,7489
172.242.0.0/15ViaSat,Inc.arinUS3641145
172.244.0.0/16Comcast Cable Communications, LLCarinUS100
172.245.0.0/16ColoCrossingarinUS7115,65513
172.246.0.0/16Enzu IncarinUS1487,0830
172.247.0.0/16CloudRadium L.L.CarinUS2724,344287
172.248.0.0/14Time Warner Cable Internet LLCarinUS127330
172.252.0.0/16EGIHostingarinUS220,4481
172.253.0.0/16Google Inc.arinUS100
172.254.0.0/16Time Warner Cable Internet LLCarinUS2100
172.255.0.0/19Nobis Technology Group, LLCarinUS22410
172.255.32.0/20Nobis Technology Group, LLCarinUS3170
172.255.48.0/20Gossamer Threads Inc.arinCA350
172.255.64.0/18Nobis Technology Group, LLCarinUS91880
172.255.128.0/17Nobis Technology Group, LLCarinUS83780

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