ASN Lookup Tool
AS396041 HFC-ASN

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS396041
Organisation
HollyFrontier Corporation
Name
HFC-ASN
Total IPv4 Addresses
1280
Total IPv4 Prefixes
4
Total IPv6 Prefixes
0
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#27,850 out of 76,964
Registry
Arin
Registered Country
US flag US
Registered Country Name
United States of America (the)
Registered Date
2017-02-21
Registration Last Change
2017-02-21
Receiving From

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

ASN
Organisation
US flagAT&T Services, Inc.
US flagCogent Communications
US flagCyrusOne LLC
IPv4 Active Prefixes

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

Range From38.84.62.0
Range To38.84.63.255
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.