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ASN Lookup Tool
AS2633 NAS1-AS

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS2633
Organisation
National Academy of Sciences
Name
NAS1-AS
Total IPv4 Addresses
512
Total IPv4 Prefixes
2
Total IPv6 Prefixes
0
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#57,996 out of 79,096
Registry
Arin
Registered Country
US flagUS
Registered Country Name
United States of America (the)
Registered Date
1993-05-04
Registration Last Change
1993-05-04
Receiving From

The list of active Autonomous Systems (ASs) which send traffic to that ASN.

ASN
Organisation
AS27065
US flagDoD Network Information Center
IPv4 Active Prefixes

This provides the list of IPv4 address space routes/prefixes currently announced on Border Gateway Protocol (BGP).

PrefixRange FromRange To
198.49.206.0/24198.49.206.0198.49.206.255
214.9.168.0/24214.9.168.0214.9.168.255