Report for 15307

Name

CHILDRENS-SEATTLE - Childrens Hospital and Regional Medical Center, 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.

15307 CHILDRENS-SEATTLE - Childrens Hospital and Regional Medical Center, US

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS6461          ZAYO-6461 - Zayo Bandwidth, US
    AS33650         COMCAST-33650 - Comcast Cable Communications, LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
3128  AS15307        ORIGIN  Originate:      68352 /15.94  Transit:          0 /0.00  CHILDRENS-SEATTLE - Childrens Hospital and Regional Medical Center, 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       %
 5778 AS15307       CHILDRENS-SEATTLE - Childrens Hospital and Re     12      9      1      4      8  66.67%


  Prefix               AS Path                              Aggregation Suggestion
  146.79.0.0/16        4777 2497 6461 15307   
  146.79.128.0/24      4777 2516 7922 33650 15307   
  146.79.197.0/24      4777 2516 7922 33650 15307   
  146.79.200.0/24      4777 2497 6461 15307 - Withdrawn - matching aggregate 146.79.0.0/16 4777 2497 6461 15307
  146.79.203.0/24      4777 2497 6461 15307 - Withdrawn - matching aggregate 146.79.0.0/16 4777 2497 6461 15307
  146.79.204.0/24      4777 2497 6461 15307 - Withdrawn - matching aggregate 146.79.0.0/16 4777 2497 6461 15307
  146.79.205.0/24      4777 2497 6461 15307 - Withdrawn - matching aggregate 146.79.0.0/16 4777 2497 6461 15307
  146.79.206.0/24      4777 2497 6461 15307 - Withdrawn - matching aggregate 146.79.0.0/16 4777 2497 6461 15307
  146.79.207.0/24      4777 2497 6461 15307 - Withdrawn - matching aggregate 146.79.0.0/16 4777 2497 6461 15307
  146.79.244.0/23      4777 2516 7922 33650 15307 + Announce - aggregate of 146.79.244.0/24 (4777 2516 7922 33650 15307) and 146.79.245.0/24 (4777 2516 7922 33650 15307)
  146.79.244.0/24      4777 2516 7922 33650 15307 - Withdrawn - aggregated with 146.79.245.0/24 (4777 2516 7922 33650 15307)
  146.79.245.0/24      4777 2516 7922 33650 15307 - Withdrawn - aggregated with 146.79.244.0/24 (4777 2516 7922 33650 15307)
  146.79.254.0/24      4777 2497 6461 15307 - Withdrawn - matching aggregate 146.79.0.0/16 4777 2497 6461 15307

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

AS15307   11 More Specifics   12 Total Advertisements   CHILDRENS-SEATTLE - Childrens Hospital and Regional Medical Center, US
    146.79.128.0/24               146.79.0.0/16
    146.79.197.0/24               146.79.0.0/16
    146.79.200.0/24               146.79.0.0/16
    146.79.203.0/24               146.79.0.0/16
    146.79.204.0/24               146.79.0.0/16
    146.79.205.0/24               146.79.0.0/16
    146.79.206.0/24               146.79.0.0/16
    146.79.207.0/24               146.79.0.0/16
    146.79.244.0/24               146.79.0.0/16
    146.79.245.0/24               146.79.0.0/16
    146.79.254.0/24               146.79.0.0/16

Whois Entry

whois: 402332

IANA has recorded AS15307 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS15307\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:       15307
             ASName:         CHILDRENS-SEATTLE
             ASHandle:       AS15307
             RegDate:        2000-04-14
             Updated:        2012-03-02
             Ref:            https://rdap.arin.net/registry/autnum/15307
             
             
             OrgName:        Childrens Hospital and Regional Medical Center
             OrgId:          CHRMC
             Address:        4800 Sandpoint Way NE
             Address:        S171
             City:           Seattle
             StateProv:      WA
             PostalCode:     98105
             Country:        US
             RegDate:        2000-04-14
             Updated:        2015-03-24
             Ref:            https://rdap.arin.net/registry/entity/CHRMC
             
             
             OrgAbuseHandle: CKE85-ARIN
             OrgAbuseName:   Keeney, Colin 
             OrgAbusePhone:  +1-206-777-5676 
             OrgAbuseEmail:  colin.keeney@seattlechildrens.org
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/CKE85-ARIN
             
             OrgTechHandle: CKE85-ARIN
             OrgTechName:   Keeney, Colin 
             OrgTechPhone:  +1-206-777-5676 
             OrgTechEmail:  colin.keeney@seattlechildrens.org
             OrgTechRef:    https://rdap.arin.net/registry/entity/CKE85-ARIN
             
             RTechHandle: NE39-ARIN
             RTechName:   Network Engineer
             RTechPhone:  +1-206-987-4919 
             RTechEmail:  itnetworkgroup@seattlechildrens.org
             RTechRef:    https://rdap.arin.net/registry/entity/NE39-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.
             #