ASN Lookup Tool
AS1637 Headquarters USAISC

An Autonomous System (AS) is a network (or collection of networks) that are all managed and supervised by a single entity or organisation. This tool provides a comprehensive ownership and connectivity report for any given AS number.

ASN Details

ASN
AS1637
Organisation
Headquarters USAISC
AS Name
DNIC-AS-01637
IPv4 Addresses Announced
200,192
IPv4 Prefixes Announced
118
Bogon Prefixes Announced
0
IPv4 Space Rank
#1,119 out of 75,316
Registry
ARIN
Registered Country
US flag US
Registration Date
2004-05-12
Registration Change
2011-08-24

Receiving From

ASN
Organisation
ASN
Organisation
US flag DoD Network Information Center

Active Prefixes

Showing 10 of 118 Results View More >