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ASN Lookup Tool
AS1249 FIVE-COLLEGES-AS

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS1249
Organisation
University of Massachusetts - AMHERST
Name
FIVE-COLLEGES-AS
Total IPv4 Addresses
82,432
Total IPv4 Prefixes
4
Total IPv6 Prefixes
0
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#2,240 out of 79,050
Registry
Arin
Registered Country
US flag US
Registered Country Name
United States of America (the)
Registered Date
1991-04-18
Registration Last Change
2024-11-06
Receiving From

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

ASN
Organisation
AS1968
US flagUMASSNET
Transit To

The list of active Autonomous Systems (ASs) which receive traffic from that ASN.

 

ASN
Organisation
AS168
US flagUniversity of Massachusetts - AMHERST
IPv4 Active Prefixes

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

Prefix72.19.64.0/18
Range From72.19.64.0
Range To72.19.127.255
Prefix128.119.0.0/16
Range From128.119.0.0
Range To128.119.255.255
Prefix192.80.83.0/24
Range From192.80.83.0
Range To192.80.83.255
Prefix192.189.138.0/24
Range From192.189.138.0
Range To192.189.138.255