Andrews & Arnold Ltd operates AS20712: 94 IPv4 prefixes covering 148,736 addresses, most of them in 
United Kingdom.
By IPv4 addresses the network ranks #1,316 worldwide and #29 of 1,931 networks in United Kingdom. That is 0.11% of the country’s IPv4 space.
The network spreads across 2 countries: United Kingdom 100%, Jersey 0.10%.
The largest block is 81.187.129.0 to 81.187.255.255 with 32,512 addresses, geolocated to London.
- IPv4 addresses
- 148,736
- IPv4 prefixes
- 94
- World rank
- #1,316
- Country share
- 0.11%
- IPv6 ranges
- 13
Addresses by country
- United Kingdom 100%
Jersey 0.10%
Largest blocks
- 81.187.129.0 London32,512
- 90.155.0.0 Bracknell28,672
- 81.2.64.0 London16,384
- 81.187.43.0 London (Mayfair)13,568
- 81.187.0.0 London10,752
- 217.169.0.0 London8,192
- 178.238.144.0 London4,096
- 81.187.112.0 London4,096
Networks of similar size
- AS3582 University of Oregon
149,504 - AS12735 TurkNet Iletisim Hizmetleri A.S.
149,248 - AS18978 Enzu Inc148,992
- AS16839 SERVICENOW, INC.148,992
- AS27665 Columbus Communications Trinidad Limited.
148,736 - AS24357 CERNET2 IX at South China University of Technology
148,480 - AS4787 PT Cyberindo Aditama
148,224 - AS15318 McGill University
148,224
IPv4 prefixes
- 5.172.160.0/20
- 44.30.117.0/24
- 44.31.91.0/24
- 44.31.166.0/24
- 44.31.241.0/24
- 44.32.156.0/24
- 45.88.21.0/24
- 45.88.23.0/24
- 45.89.37.0/24
- 45.89.39.0/24
- 45.92.3.0/24
- 45.129.89.0/24
- 45.129.91.0/24
- 45.134.249.0/24
- 45.134.251.0/24
- 45.135.9.0/24
- 45.135.11.0/24
- 45.136.217.0/24
- 45.136.219.0/24
- 45.138.77.0/24
- 45.138.79.0/24
- 45.139.33.0/24
- 45.139.35.0/24
- 45.139.229.0/24
- 45.139.231.0/24
- 45.140.69.0/24
- 45.140.71.0/24
- 45.140.134.0/24
- 45.140.215.0/24
- 45.141.49.0/24
- 45.141.51.0/24
- 45.142.205.0/24
- 45.142.207.0/24
- 45.144.157.0/24
- 45.144.159.0/24
- 51.146.73.0/24
- 51.194.130.0/24
- 81.2.64.0/18
- 81.187.0.0/19
- 81.187.32.0/21
- 81.187.40.0/23
- 81.187.43.0/24
- 81.187.44.0/22
- 81.187.48.0/20
- 81.187.64.0/19
- 81.187.112.0/20
- 81.187.129.0/24
- 81.187.130.0/23
- 81.187.132.0/22
- 81.187.136.0/21
- 81.187.144.0/20
- 81.187.160.0/19
- 81.187.192.0/18
- 90.155.0.0/18
- 90.155.64.0/19
- 90.155.96.0/20
- 91.190.97.0/24
- 91.190.105.0/24
- 91.200.61.0/24
- 91.208.66.0/24
- 91.240.176.0/24
- 91.242.172.0/24
- 91.244.239.0/24
- 93.187.168.0/24
- 94.116.12.0/22
- 94.116.32.0/22
- 94.116.152.0/22
- 94.116.184.0/22
- 94.116.196.0/22
- 94.116.236.0/22
- 94.194.88.0/22
- 109.205.152.0/22
- 109.205.156.0/24
- 176.110.118.0/24
- 176.123.222.0/24
- 178.211.150.0/24
- 178.238.144.0/20
- 185.6.132.0/23
- 188.191.132.0/22
- 188.220.10.0/24
- 188.220.192.0/24
- 188.220.206.0/24
- 188.220.217.0/24
- 188.221.11.0/24
- 188.221.23.0/24
- 188.221.98.0/24
- 188.221.189.0/24
- 192.67.4.0/24
- 192.150.92.0/24
- 194.4.172.0/22
- 194.60.203.0/24
- 194.62.124.0/24
- 194.70.3.0/24
- 217.169.0.0/19
Questions and answers
Who owns AS20712?
Autonomous system AS20712 is operated by Andrews & Arnold Ltd.
How many IP addresses does AS20712 have?
The network holds 148,736 IPv4 addresses in 94 prefixes, plus 13 IPv6 ranges.
Which country is AS20712 in?
The main country is United Kingdom, with addresses in 1 more countries.
How big is AS20712?
By IPv4 addresses it ranks #1,316 worldwide.
What is the largest address block of AS20712?
81.187.129.0 to 81.187.255.255, 32,512 addresses.