Report for 14233

Name

ANCESTRY-INC - Ancestry.com., 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.

14233 ANCESTRY-INC - Ancestry.com., Inc., US

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS6461          ZAYO-6461 - Zayo Bandwidth, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
21346 AS14233        ORIGIN  Originate:       2816 /20.54  Transit:          0 /0.00  ANCESTRY-INC - Ancestry.com., 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       %
 5594 AS14233       ANCESTRY-INC - Ancestry.com., Inc., US            10      9      1      2      8  80.00%


  Prefix               AS Path                              Aggregation Suggestion
  66.43.16.0/21        4777 2497 6461 14233 + Announce - aggregate of 66.43.16.0/22 (4777 2497 6461 14233) and 66.43.20.0/22 (4777 2497 6461 14233)
  66.43.16.0/23        4777 2497 6461 14233 - Withdrawn - aggregated with 66.43.18.0/23 (4777 2497 6461 14233)
  66.43.16.0/24        4777 2497 6461 14233 - Withdrawn - matching aggregate 66.43.16.0/23 4777 2497 6461 14233
  66.43.17.0/24        4777 2497 6461 14233 - Withdrawn - matching aggregate 66.43.16.0/23 4777 2497 6461 14233
  66.43.18.0/24        4777 2497 6461 14233 - Withdrawn - aggregated with 66.43.19.0/24 (4777 2497 6461 14233)
  66.43.19.0/24        4777 2497 6461 14233 - Withdrawn - aggregated with 66.43.18.0/24 (4777 2497 6461 14233)
  66.43.20.0/24        4777 2497 6461 14233 - Withdrawn - aggregated with 66.43.21.0/24 (4777 2497 6461 14233)
  66.43.21.0/24        4777 2497 6461 14233 - Withdrawn - aggregated with 66.43.20.0/24 (4777 2497 6461 14233)
  66.43.22.0/24        4777 2497 6461 14233 - Withdrawn - aggregated with 66.43.23.0/24 (4777 2497 6461 14233)
  66.43.23.0/24        4777 2497 6461 14233 - Withdrawn - aggregated with 66.43.22.0/24 (4777 2497 6461 14233)
  66.43.26.0/24        4777 2497 6461 14233   

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

AS14233   10 More Specifics   10 Total Advertisements   ANCESTRY-INC - Ancestry.com., Inc., US
    66.43.16.0/23                 66.43.16.0/20
    66.43.16.0/24                 66.43.16.0/20
    66.43.17.0/24                 66.43.16.0/20
    66.43.18.0/24                 66.43.16.0/20
    66.43.19.0/24                 66.43.16.0/20
    66.43.20.0/24                 66.43.16.0/20
    66.43.21.0/24                 66.43.16.0/20
    66.43.22.0/24                 66.43.16.0/20
    66.43.23.0/24                 66.43.16.0/20
    66.43.26.0/24                 66.43.16.0/20

Whois Entry

whois: 402332

IANA has recorded AS14233 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS14233\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:       14233
             ASName:         ANCESTRY-INC
             ASHandle:       AS14233
             RegDate:        1999-11-15
             Updated:        2012-03-02
             Ref:            https://rdap.arin.net/registry/autnum/14233
             
             
             OrgName:        Ancestry.com., Inc.
             OrgId:          ANCEST-1
             Address:        360 W. 4800 N.
             City:           Provo
             StateProv:      UT
             PostalCode:     84604
             Country:        US
             RegDate:        1999-11-15
             Updated:        2011-09-24
             Ref:            https://rdap.arin.net/registry/entity/ANCEST-1
             
             
             OrgAbuseHandle: DOMRE-ARIN
             OrgAbuseName:   Domain Registration
             OrgAbusePhone:  +1-801-705-7000 
             OrgAbuseEmail:  domreg@tgn.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/DOMRE-ARIN
             
             OrgTechHandle: DOMRE-ARIN
             OrgTechName:   Domain Registration
             OrgTechPhone:  +1-801-705-7000 
             OrgTechEmail:  domreg@tgn.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/DOMRE-ARIN
             
             RTechHandle: RT246-ARIN
             RTechName:   Tate, Robert 
             RTechPhone:  +1-801-426-3500 
             RTechEmail:  rtate@ancestry-inc.com
             RTechRef:    https://rdap.arin.net/registry/entity/RT246-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.
             #