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ASN Lookup Tool
AS557 UMAINE-SYS-AS

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS557
Organisation
University of Maine System
Name
UMAINE-SYS-AS
Total IPv4 Addresses
293120
Total IPv4 Prefixes
17
Total IPv6 Prefixes
1
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#855 out of 77,299
Registry
Arin
Registered Country
US flag US
Registered Country Name
United States of America (the)
Registered Date
1989-12-13
Registration Last Change
2022-12-07
Receiving From

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

ASN
Organisation
AS174
US flagCogent Communications
AS6939
US flagHurricane Electric LLC
AS13536
US flagFirstLight Fiber, Inc.
AS10578
US flagHarvard University
AS11537
US flagInternet2
Showing 5 of 6
Transit To

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

 

ASN
Organisation
AS13335
US flagCloudflare, Inc.
AS22847
US flagBowdoin College
AS17152
US flagBates College
AS6056
US flagColby College
AS55032
US flagThe Jackson Laboratory
IPv4 Active Prefixes

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

Prefix64.45.64.0/18
Range From64.45.64.0
Range To64.45.127.255
Prefix65.18.0.0/18
Range From65.18.0.0
Range To65.18.63.255
Prefix65.18.64.0/19
Range From65.18.64.0
Range To65.18.95.255
Prefix65.18.96.0/20
Range From65.18.96.0
Range To65.18.111.255
Prefix130.111.0.0/16
Range From130.111.0.0
Range To130.111.255.255
Showing 5 of 17
IPv6 Active Prefixes
Prefix2610:48::/32
Range From2610:48::
Range To2610:48:ffff:ffff:ffff:ffff:ffff:ffff
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.