Report for 19281

Name

QUAD9-AS-1 - Quad9, 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 AS6447) 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.

19281 QUAD9-AS-1, CH

  Adjacency:     5  Upstream:     5  Downstream:     0
  Upstream Adjacent AS list
    AS198385        ALPINEDC, CH
    AS20326         TERASWITCH, US
    AS49544         I3DNET, NL
    AS5050          PSC-EXT, US
    AS42            WOODYNET-1, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
32838 AS19281        ORIGIN  Originate:       1280 /21.68  Transit:          0 /0.00  QUAD9-AS-1, CH

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       %
35290 AS19281       QUAD9-AS-1, CH                                     5      0      0      5      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  9.9.9.0/24           49788 42 19281         
  147.72.242.0/24      6939 5050 19281        
  149.112.112.0/24     49788 42 19281         
  149.112.149.0/24     49788 42 19281         
  199.249.255.0/24     2914 42 19281          

Whois Entry

whois: 402590

IANA has recorded AS19281 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS19281\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:       19281
             ASName:         QUAD9-AS-1
             ASHandle:       AS19281
             RegDate:        2017-09-13
             Updated:        2019-11-13
             Comment:        Quad9 is a non-profit that provides free, secure, open DNS recursive resolution services on our anycast address space. Please see https://www.quad9.net/ for details.
             Ref:            https://rdap.arin.net/registry/autnum/19281
             
             
             OrgName:        Quad9
             OrgId:          CLEAN-97
             Address:        CleanerDNS Inc. dba Quad9
             Address:        1442A Walnut Street, Suite 501
             City:           Berkeley
             StateProv:      CA
             PostalCode:     94709
             Country:        US
             RegDate:        2017-09-07
             Updated:        2025-01-10
             Comment:        https://quad9.net/
             Comment:        Global Public Recursive DNS Resolver Service
             Ref:            https://rdap.arin.net/registry/entity/CLEAN-97
             
             
             OrgNOCHandle: QNO5-ARIN
             OrgNOCName:   Quad9 Network Operations
             OrgNOCPhone:  +1-415-831-3129 
             OrgNOCEmail:  noc@quad9.net
             OrgNOCRef:    https://rdap.arin.net/registry/entity/QNO5-ARIN
             
             OrgTechHandle: SHRES60-ARIN
             OrgTechName:   Shrestha, Kabindra 
             OrgTechPhone:  +1-415-831-3111 
             OrgTechEmail:  kabindra@pch.net
             OrgTechRef:    https://rdap.arin.net/registry/entity/SHRES60-ARIN
             
             OrgAbuseHandle: QUADA1-ARIN
             OrgAbuseName:   Quad9 Abuse
             OrgAbusePhone:  +1-415-831-3129 
             OrgAbuseEmail:  abuse@quad9.net
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/QUADA1-ARIN
             
             OrgTechHandle: KARAD10-ARIN
             OrgTechName:   Kara, Darren 
             OrgTechPhone:  +1-703-929-8954 
             OrgTechEmail:  dkara@quad9.net
             OrgTechRef:    https://rdap.arin.net/registry/entity/KARAD10-ARIN
             
             OrgTechHandle: QNO5-ARIN
             OrgTechName:   Quad9 Network Operations
             OrgTechPhone:  +1-415-831-3129 
             OrgTechEmail:  noc@quad9.net
             OrgTechRef:    https://rdap.arin.net/registry/entity/QNO5-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.
             #