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ASN Lookup Tool
AS5774 USPS-001

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS5774
Organisation
United States Postal Service.
Name
USPS-001
Total IPv4 Addresses
196,608
Total IPv4 Prefixes
59
Total IPv6 Prefixes
3
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#1,119 out of 77,675
Registry
Arin
Registered Country
US flag US
Registered Country Name
United States of America (the)
Registered Date
1995-10-18
Registration Last Change
2008-02-06
Receiving From

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

ASN
Organisation
AS4296
US flagCenturyLink Communications, LLC
AS7018
US flagAT&T Services, Inc.
AS701
US flagVerizon Business
AS33651
US flagComcast Cable Communications, LLC
AS33667
US flagComcast Cable Communications, LLC
Showing 5 of 7
IPv4 Active Prefixes

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

Prefix56.0.0.0/19
Range From56.0.0.0
Range To56.0.31.255
Prefix56.0.32.0/20
Range From56.0.32.0
Range To56.0.47.255
Prefix56.0.48.0/20
Range From56.0.48.0
Range To56.0.63.255
Prefix56.0.64.0/20
Range From56.0.64.0
Range To56.0.79.255
Prefix56.0.80.0/21
Range From56.0.80.0
Range To56.0.87.255
Showing 5 of 59
IPv6 Active Prefixes
Prefix2610:68::/34
Range From2610:68::
Range To2610:68:3fff:ffff:ffff:ffff:ffff:ffff
Prefix2610:68:4000::/34
Range From2610:68:4000::
Range To2610:68:7fff:ffff:ffff:ffff:ffff:ffff
Prefix2610:68:8000::/33
Range From2610:68:8000::
Range To2610:68: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.