SysGroup plc operates AS51491: 1 IPv4 prefixes covering 1,024 addresses, most of them in 
United Kingdom.
By IPv4 addresses the network ranks #38,513 worldwide and #962 of 1,931 networks in United Kingdom.
The largest block is 185.33.184.0 to 185.33.187.255 with 1,024 addresses, geolocated to Liverpool.
- IPv4 addresses
- 1,024
- IPv4 prefixes
- 1
- World rank
- #38,513
Addresses by country
- United Kingdom 100%
Largest blocks
- 185.33.184.0 Liverpool1,024
Networks of similar size
1,024
1,024
1,024
1,024
1,024IPv4 prefixes
Questions and answers
Who owns AS51491?
Autonomous system AS51491 is operated by SysGroup plc.
How many IP addresses does AS51491 have?
The network holds 1,024 IPv4 addresses in 1 prefixes.
Which country is AS51491 in?
The main country is United Kingdom.
How big is AS51491?
By IPv4 addresses it ranks #38,513 worldwide.
What is the largest address block of AS51491?
185.33.184.0 to 185.33.187.255, 1,024 addresses.