IP Address

81.172.0.0/16 IP Address Range

Total IPs
65,536
Countries
7
ASNs
20

Network Overview

CIDR 81.172.0.0/16
Address range 81.172.0.0 - 81.172.255.255
Total addresses 65,536

Top Countries

Netherlands (Kingdom of the) 32,768 IPs · 50%
Spain 19,966 IPs · 30.47%
United States of America 11,264 IPs · 17.19%
Germany 512 IPs · 0.78%
Hong Kong 512 IPs · 0.78%
Ireland 512 IPs · 0.78%
France 2 IPs · 0%

ASN Distribution

ASN Organization IPs
AS15435 DELTA Fiber Nederland B.V. 32,768
AS- - 11,776
AS58327 Fibergreen Tecnologicas S.L. 7,424
AS29119 Aire Networks del Mediterraneo SL Unipersonal 2,816
AS198760 Quattre Internet SL 2,048
AS210423 Atuaxanela S.L. 2,048
AS209492 Informatica y Telecomunicaciones Sarria S.L. 1,024
AS206276 Citelia s.a. 768
AS215018 Cortex SP Computer S.L. 768
AS216426 Daratel TIC S.L 768
AS205836 Ditt Redmovil SL 512
AS216414 UPMC Global Operations Center Limited 512
AS16509 Amazon.com Inc. 256
AS202730 1. FSV Mainz 05 E.V. 256
AS205614 Medialine EuroTrade AG 256
AS206124 Tele Satelite de Mazarron SL 256
AS206807 Del-Internet Telecom S.L.U 256
AS208569 Norvoz Telecom S.L. 256
AS215927 Surwitel Comunicaciones S.L. 256
AS34696 Mismelink Networks SL 256
AS49178 Nadunet Telecom S.L 256

Usage Type

Fixed Line ISP 72.27% · 47,360 IPs
Data Center / Web Hosting / Transit 25% · 16,384 IPs
Fixed Line ISP / Mobile ISP 1.56% · 1,024 IPs
University / College / School 0.78% · 512 IPs
Commercial 0.39% · 256 IPs

IP Addresses in This Range

81.172.0.0/24 81.172.1.0/24 81.172.2.0/24 81.172.3.0/24 81.172.4.0/24 81.172.5.0/24 81.172.6.0/24 81.172.7.0/24 81.172.8.0/24 81.172.9.0/24 81.172.10.0/24 81.172.11.0/24 81.172.12.0/24 81.172.13.0/24 81.172.14.0/24 81.172.15.0/24 81.172.16.0/24 81.172.17.0/24 81.172.18.0/24 81.172.19.0/24 81.172.20.0/24 81.172.21.0/24 81.172.22.0/24 81.172.23.0/24 81.172.24.0/24 81.172.25.0/24 81.172.26.0/24 81.172.27.0/24 81.172.28.0/24 81.172.29.0/24 81.172.30.0/24 81.172.31.0/24 81.172.32.0/24 81.172.33.0/24 81.172.34.0/24 81.172.35.0/24 81.172.36.0/24 81.172.37.0/24 81.172.38.0/24 81.172.39.0/24 81.172.40.0/24 81.172.41.0/24 81.172.42.0/24 81.172.43.0/24 81.172.44.0/24 81.172.45.0/24 81.172.46.0/24 81.172.47.0/24 81.172.48.0/24 81.172.49.0/24 81.172.50.0/24 81.172.51.0/24 81.172.52.0/24 81.172.53.0/24 81.172.54.0/24 81.172.55.0/24 81.172.56.0/24 81.172.57.0/24 81.172.58.0/24 81.172.59.0/24 81.172.60.0/24 81.172.61.0/24 81.172.62.0/24 81.172.63.0/24 81.172.64.0/24 81.172.65.0/24 81.172.66.0/24 81.172.67.0/24 81.172.68.0/24 81.172.69.0/24 81.172.70.0/24 81.172.71.0/24 81.172.72.0/24 81.172.73.0/24 81.172.74.0/24 81.172.75.0/24 81.172.76.0/24 81.172.77.0/24 81.172.78.0/24 81.172.79.0/24 81.172.80.0/24 81.172.81.0/24 81.172.82.0/24 81.172.83.0/24 81.172.84.0/24 81.172.85.0/24 81.172.86.0/24 81.172.87.0/24 81.172.88.0/24 81.172.89.0/24 81.172.90.0/24 81.172.91.0/24 81.172.92.0/24 81.172.93.0/24 81.172.94.0/24 81.172.95.0/24 81.172.96.0/24 81.172.97.0/24 81.172.98.0/24 81.172.99.0/24 81.172.100.0/24 81.172.101.0/24 81.172.102.0/24 81.172.103.0/24 81.172.104.0/24 81.172.105.0/24 81.172.106.0/24 81.172.107.0/24 81.172.108.0/24 81.172.109.0/24 81.172.110.0/24 81.172.111.0/24 81.172.112.0/24 81.172.113.0/24 81.172.114.0/24 81.172.115.0/24 81.172.116.0/24 81.172.117.0/24 81.172.118.0/24 81.172.119.0/24 81.172.120.0/24 81.172.121.0/24 81.172.122.0/24 81.172.123.0/24 81.172.124.0/24 81.172.125.0/24 81.172.126.0/24 81.172.127.0/24 81.172.128.0/24 81.172.129.0/24 81.172.130.0/24 81.172.131.0/24 81.172.132.0/24 81.172.133.0/24 81.172.134.0/24 81.172.135.0/24 81.172.136.0/24 81.172.137.0/24 81.172.138.0/24 81.172.139.0/24 81.172.140.0/24 81.172.141.0/24 81.172.142.0/24 81.172.143.0/24 81.172.144.0/24 81.172.145.0/24 81.172.146.0/24 81.172.147.0/24 81.172.148.0/24 81.172.149.0/24 81.172.150.0/24 81.172.151.0/24 81.172.152.0/24 81.172.153.0/24 81.172.154.0/24 81.172.155.0/24 81.172.156.0/24 81.172.157.0/24 81.172.158.0/24 81.172.159.0/24 81.172.160.0/24 81.172.161.0/24 81.172.162.0/24 81.172.163.0/24 81.172.164.0/24 81.172.165.0/24 81.172.166.0/24 81.172.167.0/24 81.172.168.0/24 81.172.169.0/24 81.172.170.0/24 81.172.171.0/24 81.172.172.0/24 81.172.173.0/24 81.172.174.0/24 81.172.175.0/24 81.172.176.0/24 81.172.177.0/24 81.172.178.0/24 81.172.179.0/24 81.172.180.0/24 81.172.181.0/24 81.172.182.0/24 81.172.183.0/24 81.172.184.0/24 81.172.185.0/24 81.172.186.0/24 81.172.187.0/24 81.172.188.0/24 81.172.189.0/24 81.172.190.0/24 81.172.191.0/24 81.172.192.0/24 81.172.193.0/24 81.172.194.0/24 81.172.195.0/24 81.172.196.0/24 81.172.197.0/24 81.172.198.0/24 81.172.199.0/24 81.172.200.0/24 81.172.201.0/24 81.172.202.0/24 81.172.203.0/24 81.172.204.0/24 81.172.205.0/24 81.172.206.0/24 81.172.207.0/24 81.172.208.0/24 81.172.209.0/24 81.172.210.0/24 81.172.211.0/24 81.172.212.0/24 81.172.213.0/24 81.172.214.0/24 81.172.215.0/24 81.172.216.0/24 81.172.217.0/24 81.172.218.0/24 81.172.219.0/24 81.172.220.0/24 81.172.221.0/24 81.172.222.0/24 81.172.223.0/24 81.172.224.0/24 81.172.225.0/24 81.172.226.0/24 81.172.227.0/24 81.172.228.0/24 81.172.229.0/24 81.172.230.0/24 81.172.231.0/24 81.172.232.0/24 81.172.233.0/24 81.172.234.0/24 81.172.235.0/24 81.172.236.0/24 81.172.237.0/24 81.172.238.0/24 81.172.239.0/24 81.172.240.0/24 81.172.241.0/24 81.172.242.0/24 81.172.243.0/24 81.172.244.0/24 81.172.245.0/24 81.172.246.0/24 81.172.247.0/24 81.172.248.0/24 81.172.249.0/24 81.172.250.0/24 81.172.251.0/24 81.172.252.0/24 81.172.253.0/24 81.172.254.0/24 81.172.255.0/24