Report for 11790

Name

RANDOMHOUSE - Random House, 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.

11790 RANDOMHOUSE - Random House, Inc., US

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS46887         CROWNCASTLE-AS46887 - Crown Castle Fiber LLC, US
    AS33657         CMCS - Comcast Cable Communications, LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
5021  AS11790        ORIGIN  Originate:      36096 /16.86  Transit:          0 /0.00  RANDOMHOUSE - Random House, 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       %
20532 AS11790       RANDOMHOUSE - Random House, Inc., US              18      2      1     17      1   5.56%


  Prefix               AS Path                              Aggregation Suggestion
  170.171.0.0/19       4608 7575 1299 46887 11790 + Announce - aggregate of 170.171.0.0/20 (4608 7575 1299 46887 11790) and 170.171.16.0/20 (4608 7575 1299 46887 11790)
  170.171.0.0/20       4608 7575 1299 46887 11790 - Withdrawn - aggregated with 170.171.16.0/20 (4608 7575 1299 46887 11790)
  170.171.0.0/21       4777 2516 1299 46887 11790   
  170.171.8.0/22       4777 2516 1299 46887 11790   
  170.171.14.0/24      4777 2497 1299 46887 11790   
  170.171.16.0/20      4608 7575 1299 46887 11790 - Withdrawn - aggregated with 170.171.0.0/20 (4608 7575 1299 46887 11790)
  170.171.16.0/23      4777 2516 1299 46887 11790   
  170.171.32.0/20      4608 7575 1299 46887 11790   
  170.171.32.0/23      4777 2497 1299 46887 11790   
  170.171.50.0/24      4608 7575 1299 46887 11790   
  170.171.64.0/20      4608 7575 1299 46887 11790   
  170.171.192.0/24     4777 2516 7922 33657 11790   
  170.171.208.0/20     4777 2516 7922 33657 11790   
  170.171.224.0/20     4777 2516 1299 46887 11790   
  170.171.224.0/23     4777 2516 7922 33657 11790   
  170.171.236.0/22     4777 2516 7922 33657 11790 11790 11790 11790 11790   
  170.171.240.0/20     4777 2516 7922 33657 11790   
  170.171.240.0/23     4777 2516 7922 33657 11790 11790 11790 11790 11790   
  170.171.252.0/23     4777 2516 7922 33657 11790 11790 11790 11790 11790   

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

AS11790   18 More Specifics   18 Total Advertisements   RANDOMHOUSE - Random House, Inc., US
    170.171.0.0/20                170.171.0.0/16
    170.171.0.0/21                170.171.0.0/16
    170.171.8.0/22                170.171.0.0/16
    170.171.14.0/24               170.171.0.0/16
    170.171.16.0/20               170.171.0.0/16
    170.171.16.0/23               170.171.0.0/16
    170.171.32.0/20               170.171.0.0/16
    170.171.32.0/23               170.171.0.0/16
    170.171.50.0/24               170.171.0.0/16
    170.171.64.0/20               170.171.0.0/16
    170.171.192.0/24              170.171.0.0/16
    170.171.208.0/20              170.171.0.0/16
    170.171.224.0/20              170.171.0.0/16
    170.171.224.0/23              170.171.0.0/16
    170.171.236.0/22              170.171.0.0/16
    170.171.240.0/20              170.171.0.0/16
    170.171.240.0/23              170.171.0.0/16
    170.171.252.0/23              170.171.0.0/16

Whois Entry

whois: 402591

IANA has recorded AS11790 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS11790\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:       11790
             ASName:         RANDOMHOUSE
             ASHandle:       AS11790
             RegDate:        1998-12-18
             Updated:        2012-02-24
             Ref:            https://rdap.arin.net/registry/autnum/11790
             
             
             OrgName:        Random House, Inc.
             OrgId:          RANDOM-4
             Address:        1745 Broadway
             City:           New York
             StateProv:      NY
             PostalCode:     10019
             Country:        US
             RegDate:        1993-11-18
             Updated:        2011-09-24
             Ref:            https://rdap.arin.net/registry/entity/RANDOM-4
             
             
             OrgTechHandle: AD3-ORG-ARIN
             OrgTechName:   Domain Admin
             OrgTechPhone:  +1-212-782-9000 
             OrgTechEmail:  domainadmin@randomhouse.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/AD3-ORG-ARIN
             
             OrgAbuseHandle: AD3-ORG-ARIN
             OrgAbuseName:   Domain Admin
             OrgAbusePhone:  +1-212-782-9000 
             OrgAbuseEmail:  domainadmin@randomhouse.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/AD3-ORG-ARIN
             
             RTechHandle: AD3-ORG-ARIN
             RTechName:   Domain Admin
             RTechPhone:  +1-212-782-9000 
             RTechEmail:  domainadmin@randomhouse.com
             RTechRef:    https://rdap.arin.net/registry/entity/AD3-ORG-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.
             #