ASN Lookup Tool
AS27021 AS-DGX

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS27021
Organisation
Quest Diagnostics, Inc.
Name
AS-DGX
Total IPv4 Addresses
7168
Total IPv4 Prefixes
19
Total IPv6 Prefixes
0
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#11,870 out of 76,955
Registry
Arin
Registered Country
US flag US
Registered Country Name
United States of America (the)
Registered Date
2003-01-14
Registration Last Change
2014-05-30
Receiving From

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

ASN
Organisation
US flagVerizon Business
US flagLevel 3 Parent, LLC
PR flagLiberty Mobile Puerto Rico Inc.
PR flagWorldNet Telecommunications, LLC
IPv4 Active Prefixes

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

Range From156.30.5.0
Range To156.30.5.255
Showing 5 of 19
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.