Report for 54053

Name

REALOGY-DDC - Realogy Group LLC, 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.

54053 REALOGY-DDC - Realogy Group LLC, US

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS174           COGENT-174 - Cogent Communications, LLC, US
    AS33652         CMCS - Comcast Cable Communications, LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
15514 AS54053        ORIGIN  Originate:       4864 /19.75  Transit:          0 /0.00  REALOGY-DDC - Realogy Group LLC, 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       %
12942 AS54053       REALOGY-DDC - Realogy Group LLC, US               19      6      3     16      3  15.79%


  Prefix               AS Path                              Aggregation Suggestion
  167.182.1.0/24       4777 2497 174 54053    
  167.182.2.0/23       4777 2497 174 54053  + Announce - aggregate of 167.182.2.0/24 (4777 2497 174 54053) and 167.182.3.0/24 (4777 2497 174 54053)
  167.182.2.0/24       4777 2497 174 54053  - Withdrawn - aggregated with 167.182.3.0/24 (4777 2497 174 54053)
  167.182.3.0/24       4777 2497 174 54053  - Withdrawn - aggregated with 167.182.2.0/24 (4777 2497 174 54053)
  167.182.6.0/24       4777 2516 7922 33652 54053   
  167.182.7.0/24       4777 2516 174 54053    
  167.182.59.0/24      4777 2497 174 54053    
  167.182.67.0/24      4777 2497 174 54053    
  167.182.71.0/24      4777 2497 174 54053    
  167.182.73.0/24      4777 2497 174 54053    
  167.182.74.0/23      4777 2497 174 54053  + Announce - aggregate of 167.182.74.0/24 (4777 2497 174 54053) and 167.182.75.0/24 (4777 2497 174 54053)
  167.182.74.0/24      4777 2497 174 54053  - Withdrawn - aggregated with 167.182.75.0/24 (4777 2497 174 54053)
  167.182.75.0/24      4777 2497 174 54053  - Withdrawn - aggregated with 167.182.74.0/24 (4777 2497 174 54053)
  167.182.76.0/23      4777 2497 174 54053  + Announce - aggregate of 167.182.76.0/24 (4777 2497 174 54053) and 167.182.77.0/24 (4777 2497 174 54053)
  167.182.76.0/24      4777 2497 174 54053  - Withdrawn - aggregated with 167.182.77.0/24 (4777 2497 174 54053)
  167.182.77.0/24      4777 2497 174 54053  - Withdrawn - aggregated with 167.182.76.0/24 (4777 2497 174 54053)
  167.182.80.0/24      4777 2497 174 54053    
  167.182.82.0/24      4777 2497 174 54053    
  167.182.85.0/24      4777 2497 174 54053    
  198.151.39.0/24      4777 2497 174 54053    
  198.151.42.0/24      4777 2497 174 54053    
  198.175.44.0/24      4777 2497 174 54053    

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

AS54053   17 More Specifics   19 Total Advertisements   REALOGY-DDC - Realogy Group LLC, US
    167.182.1.0/24                167.182.0.0/17
    167.182.2.0/24                167.182.0.0/17
    167.182.3.0/24                167.182.0.0/17
    167.182.6.0/24                167.182.0.0/17
    167.182.7.0/24                167.182.0.0/17
    167.182.59.0/24               167.182.0.0/17
    167.182.67.0/24               167.182.0.0/17
    167.182.71.0/24               167.182.0.0/17
    167.182.73.0/24               167.182.0.0/17
    167.182.74.0/24               167.182.0.0/17
    167.182.75.0/24               167.182.0.0/17
    167.182.76.0/24               167.182.0.0/17
    167.182.77.0/24               167.182.0.0/17
    167.182.80.0/24               167.182.0.0/17
    167.182.82.0/24               167.182.0.0/17
    167.182.85.0/24               167.182.0.0/17
    198.151.39.0/24               198.151.38.0/23

Whois Entry

whois: 402332

IANA has recorded AS54053 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS54053\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:       54053
             ASName:         REALOGY-DDC
             ASHandle:       AS54053
             RegDate:        2013-01-10
             Updated:        2013-11-25
             Ref:            https://rdap.arin.net/registry/autnum/54053
             
             
             OrgName:        Realogy Group LLC
             OrgId:          REALO
             Address:        175 Park Ave
             City:           Madison
             StateProv:      NJ
             PostalCode:     07940
             Country:        US
             RegDate:        2006-11-03
             Updated:        2013-12-05
             Ref:            https://rdap.arin.net/registry/entity/REALO
             
             
             OrgTechHandle: NRTHO-ARIN
             OrgTechName:   nrthost
             OrgTechPhone:  +1-973-407-2000 
             OrgTechEmail:  nrthost@nrtinc.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/NRTHO-ARIN
             
             OrgAbuseHandle: NRTHO-ARIN
             OrgAbuseName:   nrthost
             OrgAbusePhone:  +1-973-407-2000 
             OrgAbuseEmail:  nrthost@nrtinc.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/NRTHO-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.
             #