AS5503 is the autonomous system of RM Education Ltd. It holds 99,328 IPv4 addresses in 40 prefixes plus 1 IPv6 ranges, mainly in 
United Kingdom.
By IPv4 addresses the network ranks #1,876 worldwide and #48 of 1,931 networks in United Kingdom. That is 0.08% of the country’s IPv4 space.
The largest block is 217.181.0.0 to 217.181.63.255 with 16,384 addresses, geolocated to Milton.
- IPv4 addresses
- 99,328
- IPv4 prefixes
- 40
- World rank
- #1,876
- Country share
- 0.08%
- IPv6 ranges
- 1
Addresses by country
- United Kingdom 100%
Largest blocks
- 217.181.0.0 Milton16,384
- 217.179.8.0 Milton10,240
- 62.171.192.0 London9,216
- 217.179.92.0 Milton8,192
- 217.179.192.0 Milton7,168
- 217.179.232.0 Milton6,144
- 194.154.0.0 Royal Tunbridge Wells6,144
- 217.177.56.0 Milton4,096
Networks of similar size
99,584
99,328
99,328
99,328
98,816IPv4 prefixes
- 62.171.192.0/19
- 62.171.224.0/22
- 62.171.252.0/22
- 185.192.228.0/22
- 194.154.0.0/20
- 194.154.16.0/21
- 194.238.32.0/21
- 194.238.48.0/21
- 194.238.60.0/22
- 194.238.64.0/21
- 213.18.248.0/21
- 217.177.16.0/20
- 217.177.36.0/22
- 217.177.56.0/21
- 217.177.64.0/21
- 217.177.76.0/22
- 217.177.88.0/21
- 217.179.0.0/22
- 217.179.8.0/21
- 217.179.16.0/20
- 217.179.32.0/20
- 217.179.52.0/22
- 217.179.60.0/22
- 217.179.64.0/21
- 217.179.76.0/22
- 217.179.84.0/22
- 217.179.92.0/22
- 217.179.96.0/20
- 217.179.112.0/21
- 217.179.120.0/22
- 217.179.192.0/20
- 217.179.208.0/21
- 217.179.216.0/22
- 217.179.224.0/22
- 217.179.232.0/21
- 217.179.240.0/20
- 217.180.24.0/21
- 217.180.32.0/22
- 217.180.48.0/22
- 217.181.0.0/18
Questions and answers
Who owns AS5503?
Autonomous system AS5503 is operated by RM Education Ltd.
How many IP addresses does AS5503 have?
The network holds 99,328 IPv4 addresses in 40 prefixes, plus 1 IPv6 ranges.
Which country is AS5503 in?
The main country is United Kingdom.
How big is AS5503?
By IPv4 addresses it ranks #1,876 worldwide.
What is the largest address block of AS5503?
217.181.0.0 to 217.181.63.255, 16,384 addresses.