Report for 36571

Name

WLWT-TV - Hearst-Argyle Television, Inc., US

AS Adjacency Report

In the context of this report "Upstream" indicates that there is an adjacent AS that lines between the BGP table collection point (in this case at AS2.0) and the specified AS. Similarly, "Downstream" refers to an adjacent AS that lies beyond the specified AS. This upstream / downstream categorisation is strictly a description relative topology, and should not be confused with provider / customer / peer inter-AS relationships.

36571 WLWT-TV - Hearst-Argyle Television, Inc., US

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS3356          LEVEL3 - Level 3 Parent, LLC, US
    AS701           UUNET - Verizon Business, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
49581 AS36571        ORIGIN  Originate:        512 /23.00  Transit:          0 /0.00  WLWT-TV - Hearst-Argyle Television, Inc., US

Aggregation Suggestions

        Filter: Aggregates, Specifics

This report does not take into account conditions local to each origin AS in terms of policy or traffic engineering requirements, so this is an approximate guideline as to aggregation possibilities.

 Rank AS            AS Name                                      Current  Wthdw  Aggte  Annce Redctn       %
41666 AS36571       WLWT-TV - Hearst-Argyle Television, Inc., US       2      0      0      2      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  167.173.21.0/24      4777 2516 701 36571    
  167.173.213.0/24     4777 2497 3356 36571   

Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.

AS36571   2 More Specifics   2 Total Advertisements   WLWT-TV - Hearst-Argyle Television, Inc., US
    167.173.21.0/24               167.173.0.0/16
    167.173.213.0/24              167.173.0.0/16

Whois Entry

whois: 402332

IANA has recorded AS36571 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS36571\n             
             #
             # ARIN WHOIS data and services are subject to the Terms of Use
             # available at: https://www.arin.net/resources/registry/whois/tou/
             #
             # If you see inaccuracies in the results, please report at
             # https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
             #
             # Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
             #
             
             
             ASNumber:       36571
             ASName:         WLWT-TV
             ASHandle:       AS36571
             RegDate:        2006-02-02
             Updated:        2006-02-02
             Ref:            https://rdap.arin.net/registry/autnum/36571
             
             
             OrgName:        Hearst-Argyle Television, Inc.
             OrgId:          HEARS-2
             Address:        888 Seventh Avenue
             City:           New York
             StateProv:      NY
             PostalCode:     10106
             Country:        US
             RegDate:        2005-11-14
             Updated:        2024-11-21
             Ref:            https://rdap.arin.net/registry/entity/HEARS-2
             
             
             OrgTechHandle: HTSNO-ARIN
             OrgTechName:   HTS NOC-Admin
             OrgTechPhone:  +1-704-348-8000 
             OrgTechEmail:  HTS-ARIN-Admin@hearst.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/HTSNO-ARIN
             
             OrgAbuseHandle: HTSNO-ARIN
             OrgAbuseName:   HTS NOC-Admin
             OrgAbusePhone:  +1-704-348-8000 
             OrgAbuseEmail:  HTS-ARIN-Admin@hearst.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/HTSNO-ARIN
             
             RTechHandle: PMC232-ARIN
             RTechName:   McCaskill, Pat 
             RTechPhone:  +1-704-348-8000 
             RTechEmail:  pmccaskill@hearst.com
             RTechRef:    https://rdap.arin.net/registry/entity/PMC232-ARIN
             
             
             #
             # ARIN WHOIS data and services are subject to the Terms of Use
             # available at: https://www.arin.net/resources/registry/whois/tou/
             #
             # If you see inaccuracies in the results, please report at
             # https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
             #
             # Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
             #