ASN Lookup Tool
AS102 National Science Foundation

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
AS102
Organisation
National Science Foundation
AS Name
NSF-HQ-AS
IPv4 Addresses Announced
66,048
IPv4 Prefixes Announced
3
Bogon Prefixes Announced
0
IPv4 Space Rank
#2,800 out of 74,582
Registry
ARIN
Registered Country
US flag US
Registration Date
1987-03-31
Registration Change
2017-12-15

Receiving From

ASN
Organisation
ASN
Organisation
US flag CenturyLink Communications LLC

Active Prefixes

Prefix
Range From
Range To