Report for 18787

Name

DANAHER - Danaher, 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.

18787 DANAHER, US

  Adjacency:     3  Upstream:     3  Downstream:     0
  Upstream Adjacent AS list
    AS2914          NTT-LTD-2914, US
    AS13335         CLOUDFLARENET, US
    AS3356          LEVEL3, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
24743 AS18787        ORIGIN  Originate:       2048 /21.00  Transit:          0 /0.00  DANAHER, 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       %
16093 AS18787       DANAHER, US                                        6      4      2      4      2  33.33%


  Prefix               AS Path                              Aggregation Suggestion
  64.90.112.0/23       2914 18787             
  64.90.112.0/23       7018 13335 18787     + Announce - aggregate of 64.90.112.0/24 (7018 13335 18787) and 64.90.113.0/24 (7018 13335 18787)
  64.90.112.0/24       7018 13335 18787     - Withdrawn - aggregated with 64.90.113.0/24 (7018 13335 18787)
  64.90.113.0/24       7018 13335 18787     - Withdrawn - aggregated with 64.90.112.0/24 (7018 13335 18787)
  64.90.114.0/23       2914 18787             
  64.90.114.0/23       7018 13335 18787     + Announce - aggregate of 64.90.114.0/24 (7018 13335 18787) and 64.90.115.0/24 (7018 13335 18787)
  64.90.114.0/24       7018 13335 18787     - Withdrawn - aggregated with 64.90.115.0/24 (7018 13335 18787)
  64.90.115.0/24       7018 13335 18787     - Withdrawn - aggregated with 64.90.114.0/24 (7018 13335 18787)

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

AS18787   9 More Specifics   9 Total Advertisements   DANAHER, US
    64.90.112.0/23                64.90.112.0/21
    64.90.112.0/24                64.90.112.0/21
    64.90.113.0/24                64.90.112.0/21
    64.90.114.0/23                64.90.112.0/21
    64.90.114.0/24                64.90.112.0/21
    64.90.115.0/24                64.90.112.0/21
    64.90.116.0/23                64.90.112.0/21
    64.90.116.0/24                64.90.112.0/21
    64.90.117.0/24                64.90.112.0/21

Whois Entry

whois: 402590

IANA has recorded AS18787 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS18787\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:       18787
             ASName:         DANAHER
             ASHandle:       AS18787
             RegDate:        2000-10-11
             Updated:        2012-03-02
             Ref:            https://rdap.arin.net/registry/autnum/18787
             
             
             OrgName:        Danaher
             OrgId:          DANAHE-9
             Address:        2200 Pennsylvania Ave NW
             Address:        Suite 800W
             City:           Washington
             StateProv:      DC
             PostalCode:     20037
             Country:        US
             RegDate:        2000-10-11
             Updated:        2021-06-09
             Ref:            https://rdap.arin.net/registry/entity/DANAHE-9
             
             
             OrgAbuseHandle: NOC2406-ARIN
             OrgAbuseName:   Network Operations Center
             OrgAbusePhone:  +1-206-239-3401 
             OrgAbuseEmail:  noc@danaher.net
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/NOC2406-ARIN
             
             OrgTechHandle: JACOB569-ARIN
             OrgTechName:   Jacobs, Bas 
             OrgTechPhone:  +1-206-239-3411 
             OrgTechEmail:  bas.jacobs@danaher.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/JACOB569-ARIN
             
             OrgNOCHandle: NOC2406-ARIN
             OrgNOCName:   Network Operations Center
             OrgNOCPhone:  +1-206-239-3401 
             OrgNOCEmail:  noc@danaher.net
             OrgNOCRef:    https://rdap.arin.net/registry/entity/NOC2406-ARIN
             
             OrgTechHandle: CK250-ARIN
             OrgTechName:   Klement, Charles 
             OrgTechPhone:  +1-206-800-2292 
             OrgTechEmail:  charles.klement@danaher.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/CK250-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.
             #