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IPv4 root -> 161/8 -> 161.0.0.0/8

Summary for subnet 161.0.0.0/8

IP-range/subnet161.0.0.0-161.255.255.255
LocationUnited States (US) us flag
Registrylacnic
Number of domains hosted63,184
Number of nameservers hosted937
Number of mailservers hosted8,787
Number of SPAM hosts hosted222
Number of IDN domains hosted8
Number of domains in Alexa top million770
Number of IP routes1,643

Subnets based on RIR allocations

SubnetDescriptionRIRCountry#routes#domains#spamhosts
161.0.0.0/19Rodrigo RodriguezlacnicHN100
161.0.32.0/19IBW CommunicationslacnicNI24101
161.0.64.0/22COMUNICACIONES Y SERVICIOS SRLlacnicAR500
161.0.68.0/22IT CorplacnicHN100
161.0.72.0/21AMECOM SRLlacnicAR862
161.0.80.0/20Telefonia Bonairiano N.V.lacnicBQ100
161.0.96.0/20Columbus Communications Curacao NVlacnicCW750
161.0.112.0/21RVR INTERNATIONAL LIMITEDlacnicTT910
161.0.120.0/21PASWER INTERNATIONAL S.A.lacnicUY7270
161.0.128.0/19ACN BOUTILLIERlacnicHT101042
161.0.160.0/20Orbyta S.A.lacnicCL1600
161.0.176.0/21ALVIS S.A.lacnicAR300
161.0.184.0/21NETLAND CHILE S.A.lacnicCL110
161.0.192.0/19Millicom Cable Honduras S.A. de C.V.lacnicHN106
161.0.224.0/19Columbus Communications Trinidad LimitedlacnicTT3160
161.1.0.0/16ITOCHU Techno-Solutions America, Inc.arinUS000
161.2.0.0/16BRITISH AIRWAYS PLCripeGB400
161.3.0.0/16Universite Jean Monnet - St EtienneripeFR1210
161.4.0.0/16Helse Vest IKT ASripeNO1530
161.5.0.0/16International Atomic Energy AgencyripeAT110
161.6.0.0/16Western Kentucky UniversityarinUS1160
161.7.0.0/16State of MontanaarinUS3920
161.8.0.0/16Nationwide Computer Systems, Inc. tradinripeGB010
161.9.0.0/16Istanbul Teknik UniversitesiripeTR8112
161.10.0.0/16COLOMBIA TELECOMUNICACIONES S.A. ESPlacnicCO17342
161.11.0.0/16New York StatearinUS1520
161.12.0.0/16SSE PLCripeGB5230
161.13.0.0/16Southwestern UniversityarinUS1110
161.14.0.0/16Enterprise Services Latin America CorporarinUS110
161.15.0.0/16UBS AGarinUS300
161.16.0.0/16Lyondell Petrochemical CompanyarinUS020
161.17.0.0/16Guy's and St Thomas' NHS Foundation TrusripeGB200
161.18.0.0/16COLOMBIA TELECOMUNICACIONES S.A. ESPlacnicCO14331
161.19.0.0/16Shell Canada Ltd.arinCA110
161.20.0.0/16UBS AGripeCH000
161.21.0.0/16Michigan Education Special Services AssoarinUS1120
161.22.0.0/19Cooperativa Telefonica Del VisolacnicAR3208
161.22.32.0/20TOP COMUNICATIONS ESTEGIA C.A.lacnicVE520
161.22.48.0/21Santa Barbara UtilitieslacnicCW640
161.22.56.0/21Petry Eletronica e Informatica Ltda melacnicBR1502
161.22.64.0/18MEDIASERVlacnicGF111
161.22.128.0/17Nuevatel PCS de Bolivia S.A.lacnicBO709
161.23.0.0/16Queen Mary and Westfield College, UniverripeGB1830
161.24.0.0/16CENTRO TECNICO AEROESPACIALlacnicBR120
161.25.0.0/16Banco SantanderSantiagolacnicCL200
161.26.0.0/16SoftLayer Technologies Inc.arinUS000
161.27.0.0/16Engineering D.HUB S.p.A.ripeIT100
161.28.0.0/16Utah Valley UniversityarinUS11250
161.29.0.0/16CallPlus Services LimitedapnicNZ644
161.30.0.0/16InmarsatripeGB4210
161.31.0.0/16University of Central ArkansasarinUS110
161.32.0.0/19WABASH COLLEGEarinUS130
161.32.32.0/19Pegasystems Inc.arinUS000
161.32.64.0/18WABASH COLLEGEarinUS100
161.32.128.0/17WABASH COLLEGEarinUS100
161.33.0.0/16QMS Inc.arinUS020
161.34.0.0/16InfoSphere (NTTPC Communications, Inc.)apnicJP100
161.35.0.0/16Racal-RedacarinUS000
161.36.0.0/16Black & Decker CorporationarinUS12920
161.37.0.0/16TELI TELECOM AB/TSEripeES100
161.38.0.0/16The Art Institutes InternationalarinUS5180
161.39.0.0/16Harris Trust & Savings BankarinUS000
161.40.0.0/16National Aeronautics and Space AdministrarinUS000
161.41.0.0/16Tampere University HospitalripeFI1110
161.42.0.0/16Universitaetsklinikum HeidelbergripeDE100
161.43.0.0/16SingTel Optus Pty LtdapnicAU8930
161.44.0.0/16TGV Software, Inc.arinUS100
161.45.0.0/16Middle Tennessee State UniversityarinUS190
161.46.0.0/16Clarkson CollegearinUS110
161.47.0.0/16Rackspace HostingarinUS313,8340
161.48.0.0/16CEREMAripeFR000
161.49.0.0/17Converge ICT NetworkapnicPH3400
161.49.128.0/19Converge ICT NetworkapnicPH900
161.49.160.0/20Converge ICT NetworkapnicPH500
161.49.176.0/21Converge ICT NetworkapnicPH231
161.49.184.0/22CONVERGE INFORMATION AND COMMUNICATIONS apnicPH100
161.49.188.0/22Quad/Graphics Inc.arinUS000
161.49.192.0/19Converge ICT NetworkapnicPH1100
161.49.224.0/21Converge ICT NetworkapnicPH200
161.49.232.0/21Quad/Graphics Inc.arinUS21020
161.49.240.0/20Quad/Graphics Inc.arinUS640
161.50.0.0/16ACT Government InTACT GroupapnicAU110
161.51.0.0/16KBRarinUS8590
161.52.0.0/16City of MalmoripeSE1280
161.53.0.0/16Croatian Academic and Research NetworkripeHR14296
161.54.0.0/16National Maritime AdministrationripeSE130
161.55.0.0/16National Oceanic and Atmospheric AdminisarinUS200
161.56.0.0/16Nuevatel PCS de Bolivia S.A.lacnicBO510
161.57.0.0/16Ferris State UniversityarinUS210
161.58.0.0/16NTT America, Inc.arinUS12,1680
161.59.0.0/16Societe Wallonne des Distributions d'EauripeBE000
161.60.0.0/16Consolidated Rail CorporationarinUS000
161.61.0.0/16Alcon Laboratories, Inc.arinUS100
161.62.0.0/16Inselspital BernripeCH1790
161.63.0.0/16Rockwell International Corporation, InfoarinUS010
161.64.0.0/16University of MacauapnicMO170
161.65.0.0/19CallPlus Services LimitedapnicNZ110
161.65.32.0/19GNS ScienceapnicNZ160
161.65.64.0/18CallPlus Services LimitedapnicNZ100
161.65.128.0/19CallPlus Services LimitedapnicNZ100

Showing max 100 subnets. Premium members can view all subnets on this level. Summary of other available subnets:

161.65.160.0/19 161.65.192.0/18 161.66.0.0/16 161.67.0.0/16 161.68.0.0/16 161.69.0.0/16 161.70.0.0/16 161.71.0.0/16 161.72.0.0/16 161.73.0.0/16 161.74.0.0/16 161.75.0.0/16 161.76.0.0/16 161.77.0.0/16 161.78.0.0/16 161.79.0.0/16 161.80.0.0/16 161.81.0.0/16 161.82.0.0/17 161.82.128.0/17 161.83.0.0/16 161.86.0.0/15 161.88.0.0/16 161.89.0.0/15 161.91.0.0/16 161.92.0.0/16 161.93.0.0/16 161.94.0.0/15 161.96.0.0/16 161.97.0.0/17 161.97.128.0/19 161.97.160.0/20 161.97.176.0/21 161.97.184.0/22 161.97.188.0/23 161.97.190.0/23 161.97.192.0/18 161.98.0.0/16 161.99.0.0/16 161.100.0.0/16 161.101.0.0/16 161.102.0.0/16 161.103.0.0/16 161.104.0.0/16 161.107.0.0/16 161.108.0.0/16 161.109.0.0/16 161.110.0.0/16 161.111.0.0/16 161.112.0.0/16 161.113.0.0/16 161.114.0.0/16 161.115.0.0/16 161.116.0.0/16 161.117.0.0/16 161.118.0.0/16 161.119.0.0/16 161.120.0.0/16 161.121.0.0/16 161.122.0.0/16 161.123.0.0/16 161.124.0.0/16 161.125.0.0/16 161.126.0.0/16 161.127.0.0/16 161.128.0.0/16 161.129.0.0/20 161.129.16.0/23 161.129.18.0/24 161.129.19.0/24 161.129.20.0/23 161.129.22.0/24 161.129.23.0/24 161.129.24.0/22 161.129.28.0/24 161.129.29.0/24 161.129.30.0/24 161.129.31.0/24 161.129.32.0/20 161.129.48.0/21 161.129.56.0/22 161.129.60.0/24 161.129.61.0/24 161.129.62.0/24 161.129.63.0/24 161.129.64.0/21 161.129.72.0/24 161.129.73.0/24 161.129.74.0/23 161.129.76.0/22 161.129.80.0/20 161.129.96.0/19 161.129.128.0/21 161.129.136.0/22 161.129.140.0/22 161.129.144.0/21 161.129.152.0/22 161.129.156.0/22 161.129.160.0/20 161.129.176.0/24 161.129.177.0/24 161.129.178.0/23 161.129.180.0/22 161.129.184.0/23 161.129.186.0/24 161.129.187.0/24 161.129.188.0/24 161.129.189.0/24 161.129.190.0/24 161.129.191.0/24 161.129.192.0/19 161.129.224.0/21 161.129.232.0/21 161.129.240.0/22 161.129.244.0/24 161.129.245.0/24 161.129.246.0/23 161.129.248.0/21 161.130.0.0/16 161.131.0.0/16 161.132.0.0/16 161.133.0.0/16 161.134.0.0/16 161.135.0.0/16 161.136.0.0/16 161.137.0.0/16 161.138.0.0/16 161.139.0.0/16 161.140.0.0/16 161.141.0.0/16 161.142.0.0/16 161.143.0.0/16 161.144.0.0/16 161.145.0.0/16 161.146.0.0/16 161.147.0.0/16 161.148.0.0/16 161.149.0.0/16 161.150.0.0/16 161.151.0.0/16 161.152.0.0/16 161.153.0.0/16 161.154.0.0/16 161.155.0.0/16 161.156.0.0/16 161.157.0.0/16 161.158.0.0/16 161.159.0.0/16 161.160.0.0/16 161.161.0.0/16 161.162.0.0/16 161.163.0.0/16 161.164.0.0/14 161.168.0.0/13 161.176.0.0/15 161.178.0.0/16 161.179.0.0/16 161.180.0.0/16 161.181.0.0/16 161.182.0.0/16 161.183.0.0/16 161.184.0.0/16 161.185.0.0/16 161.186.0.0/16 161.187.0.0/16 161.188.0.0/16 161.189.0.0/16 161.190.0.0/16 161.191.0.0/16 161.192.0.0/16 161.193.0.0/16 161.194.0.0/16 161.195.0.0/16 161.196.0.0/16 161.197.0.0/16 161.198.0.0/16 161.199.0.0/24 161.199.1.0/24 161.199.2.0/23 161.199.4.0/22 161.199.8.0/21 161.199.16.0/20 161.199.32.0/20 161.199.48.0/21 161.199.56.0/23 161.199.58.0/23 161.199.60.0/22 161.199.64.0/20 161.199.80.0/21 161.199.88.0/24 161.199.89.0/24 161.199.90.0/24 161.199.91.0/24 161.199.92.0/23 161.199.94.0/24 161.199.95.0/24 161.199.96.0/20 161.199.112.0/22 161.199.116.0/23 161.199.118.0/24 161.199.119.0/24 161.199.120.0/21 161.199.128.0/23 161.199.130.0/24 161.199.131.0/24 161.199.132.0/22 161.199.136.0/22 161.199.140.0/22 161.199.144.0/20 161.199.160.0/22 161.199.164.0/22 161.199.168.0/21 161.199.176.0/21 161.199.184.0/22 161.199.188.0/22 161.199.192.0/21 161.199.200.0/22 161.199.204.0/23 161.199.206.0/24 161.199.207.0/24 161.199.208.0/22 161.199.212.0/22 161.199.216.0/21 161.199.224.0/19 161.200.0.0/16 161.201.0.0/16 161.202.0.0/16 161.203.0.0/16 161.204.0.0/16 161.205.0.0/16 161.206.0.0/16 161.207.0.0/16 161.208.0.0/16 161.209.0.0/16 161.210.0.0/16 161.211.0.0/16 161.212.0.0/16 161.213.0.0/16 161.214.0.0/16 161.215.0.0/16 161.216.0.0/16 161.217.0.0/16 161.218.0.0/16 161.219.0.0/16 161.220.0.0/16 161.221.0.0/16 161.222.0.0/16 161.223.0.0/16 161.224.0.0/16 161.225.0.0/16 161.226.0.0/16 161.227.0.0/16 161.228.0.0/16 161.229.0.0/16 161.230.0.0/16 161.231.0.0/16 161.232.0.0/16 161.233.0.0/16 161.234.0.0/16 161.235.0.0/16 161.236.0.0/16 161.237.0.0/16 161.238.0.0/16 161.239.0.0/16 161.240.0.0/16 161.241.0.0/16 161.242.0.0/16 161.243.0.0/16 161.244.0.0/16 161.245.0.0/16 161.246.0.0/16 161.247.0.0/16 161.249.0.0/16 161.250.0.0/16 161.251.0.0/16 161.252.0.0/16 161.253.0.0/16 161.254.0.0/16 161.255.0.0/16

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