AS19108 is an AS number assigned to Optimum. Country or region: United States.

OrganizationOptimum
Registered nameSUDDENLINK-COMMUNICATIONS
CountryUnited States (US)
IPv4 addresses2,839,567
IPv4 ranges2,908
IPv6 ranges8

AS numbers: United States

IPv4 address ranges (largest 20)

Range (CIDR)AddressesCheck
47.214.0.0/15 131,072 Check if your IP is in this range
173.216.0.0/15 131,072 Check if your IP is in this range
47.212.0.0/16 65,536 Check if your IP is in this range
47.217.0.0/16 65,536 Check if your IP is in this range
75.110.0.0/16 65,536 Check if your IP is in this range
173.218.0.0/16 65,536 Check if your IP is in this range
24.121.128.0/17 32,768 Check if your IP is in this range
47.210.0.0/17 32,768 Check if your IP is in this range
47.211.0.0/17 32,768 Check if your IP is in this range
47.213.128.0/17 32,768 Check if your IP is in this range
47.216.0.0/17 32,768 Check if your IP is in this range
50.27.128.0/17 32,768 Check if your IP is in this range
66.76.0.0/17 32,768 Check if your IP is in this range
74.193.128.0/17 32,768 Check if your IP is in this range
74.194.0.0/17 32,768 Check if your IP is in this range
74.195.128.0/17 32,768 Check if your IP is in this range
74.197.128.0/17 32,768 Check if your IP is in this range
173.80.0.0/17 32,768 Check if your IP is in this range
173.81.128.0/17 32,768 Check if your IP is in this range
24.121.0.0/18 16,384 Check if your IP is in this range

AS numbers of a similar size

About the data

Compiled by this site from publicly available internet registry assignment information and IP address range data. The data date is the build date of the data when the content of this page last changed. Adjacent ranges are merged and expressed as CIDR blocks, so they may differ from the routes actually announced.

This product includes GeoLite2 data created by MaxMind, available from https://www.maxmind.com.