Report for 36847

Name

DELTA-DENTAL-OF-CALIFORNIA - Delta Dental of California, 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.

36847 DELTA-DENTAL-OF-CALIFORNIA - Delta Dental of California, US

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS14051         SUREWEST - Fidium, US
    AS3356          LEVEL3 - Level 3 Parent, LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
30355 AS36847        ORIGIN  Originate:       1536 /21.42  Transit:          0 /0.00  DELTA-DENTAL-OF-CALIFORNIA - Delta Dental of California, 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       %
22527 AS36847       DELTA-DENTAL-OF-CALIFORNIA - Delta Dental of       6      2      1      5      1  16.67%


  Prefix               AS Path                              Aggregation Suggestion
  198.232.184.0/24     4777 2516 3356 36847 36847 36847 36847 36847 36847   
  198.232.185.0/24     4777 2516 3356 36847   
  198.232.186.0/24     4777 2516 3356 36847   
  198.232.190.0/23     4777 2516 3356 36847 + Announce - aggregate of 198.232.190.0/24 (4777 2516 3356 36847) and 198.232.191.0/24 (4777 2516 3356 36847)
  198.232.190.0/24     4777 2516 3356 36847 - Withdrawn - aggregated with 198.232.191.0/24 (4777 2516 3356 36847)
  198.232.191.0/24     4777 2516 3356 36847 - Withdrawn - aggregated with 198.232.190.0/24 (4777 2516 3356 36847)
  198.232.192.0/24     4777 2516 174 14051 36847 36847   

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

AS36847   6 More Specifics   6 Total Advertisements   DELTA-DENTAL-OF-CALIFORNIA - Delta Dental of California, US
    198.232.184.0/24              198.232.184.0/22
    198.232.185.0/24              198.232.184.0/22
    198.232.186.0/24              198.232.184.0/22
    198.232.190.0/24              198.232.190.0/23
    198.232.191.0/24              198.232.190.0/23
    198.232.192.0/24              198.232.192.0/22

Whois Entry

whois: 402603

IANA has recorded AS36847 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS36847\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:       36847
             ASName:         DELTA-DENTAL-OF-CALIFORNIA
             ASHandle:       AS36847
             RegDate:        2006-05-12
             Updated:        2023-11-29
             Comment:        https://deltadentalins.com
             Ref:            https://rdap.arin.net/registry/autnum/36847
             
             
             OrgName:        Delta Dental of California
             OrgId:          DDC-50
             Address:        100 First Street
             City:           San Francisco
             StateProv:      CA
             PostalCode:     94105
             Country:        US
             RegDate:        2006-05-03
             Updated:        2021-03-10
             Ref:            https://rdap.arin.net/registry/entity/DDC-50
             
             
             OrgAbuseHandle: DPA99-ARIN
             OrgAbuseName:   Palmero, Dennis 
             OrgAbusePhone:  +1-916-631-1112 
             OrgAbuseEmail:  dpalmero@delta.org
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/DPA99-ARIN
             
             OrgTechHandle: DPA99-ARIN
             OrgTechName:   Palmero, Dennis 
             OrgTechPhone:  +1-916-631-1112 
             OrgTechEmail:  dpalmero@delta.org
             OrgTechRef:    https://rdap.arin.net/registry/entity/DPA99-ARIN
             
             OrgAbuseHandle: SPEEL4-ARIN
             OrgAbuseName:   Speelman, Doug 
             OrgAbusePhone:  +1-717-506-8805 
             OrgAbuseEmail:  dspeelman@delta.org
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/SPEEL4-ARIN
             
             OrgTechHandle: SPEEL4-ARIN
             OrgTechName:   Speelman, Doug 
             OrgTechPhone:  +1-717-506-8805 
             OrgTechEmail:  dspeelman@delta.org
             OrgTechRef:    https://rdap.arin.net/registry/entity/SPEEL4-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.
             #