AS3527 is an AS number assigned to National Institutes of Health. Country or region: United States.

OrganizationNational Institutes of Health
Registered nameNIH-NET
CountryUnited States (US)
IPv4 addresses328,960
IPv4 ranges57
IPv6 ranges6

AS numbers: United States

IPv4 address ranges (largest 20)

Range (CIDR)AddressesCheck
128.231.0.0/16 65,536 Check if your IP is in this range
137.187.0.0/16 65,536 Check if your IP is in this range
157.98.0.0/16 65,536 Check if your IP is in this range
156.40.128.0/18 16,384 Check if your IP is in this range
156.40.0.0/19 8,192 Check if your IP is in this range
162.99.224.0/19 8,192 Check if your IP is in this range
165.112.64.0/19 8,192 Check if your IP is in this range
165.112.160.0/19 8,192 Check if your IP is in this range
156.40.32.0/20 4,096 Check if your IP is in this range
156.40.64.0/20 4,096 Check if your IP is in this range
156.40.112.0/20 4,096 Check if your IP is in this range
156.40.208.0/20 4,096 Check if your IP is in this range
156.40.224.0/20 4,096 Check if your IP is in this range
165.112.16.0/20 4,096 Check if your IP is in this range
165.112.48.0/20 4,096 Check if your IP is in this range
165.112.96.0/20 4,096 Check if your IP is in this range
165.112.144.0/20 4,096 Check if your IP is in this range
165.112.208.0/20 4,096 Check if your IP is in this range
165.112.224.0/20 4,096 Check if your IP is in this range
156.40.56.0/21 2,048 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.