Report for 33553

Name

SOUNDTRANSIT - SOUND TRANSIT, 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.

33553 SOUNDTRANSIT - SOUND TRANSIT, US

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS3356          LEVEL3 - Level 3 Parent, LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
61163 AS33553        ORIGIN  Originate:        256 /24.00  Transit:          0 /0.00  SOUNDTRANSIT - SOUND TRANSIT, 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       %
40448 AS33553       SOUNDTRANSIT - SOUND TRANSIT, US                   1      0      0      1      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  199.191.49.0/24      4777 2497 3356 33553   

Whois Entry

whois: 402332

IANA has recorded AS33553 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS33553\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:       33553
             ASName:         SOUNDTRANSIT
             ASHandle:       AS33553
             RegDate:        2012-05-04
             Updated:        2025-10-02
             Ref:            https://rdap.arin.net/registry/autnum/33553
             
             
             OrgName:        SOUND TRANSIT
             OrgId:          CPSRTA
             Address:        401 S Jackson St
             City:           Seattle
             StateProv:      WA
             PostalCode:     98104
             Country:        US
             RegDate:        2012-04-27
             Updated:        2025-10-09
             Ref:            https://rdap.arin.net/registry/entity/CPSRTA
             
             
             OrgTechHandle: JAMIS95-ARIN
             OrgTechName:   Jamison, Stuart 
             OrgTechPhone:  +1-206-398-5117 
             OrgTechEmail:  stuart.jamison@soundtransit.org
             OrgTechRef:    https://rdap.arin.net/registry/entity/JAMIS95-ARIN
             
             OrgRoutingHandle: JAMIS95-ARIN
             OrgRoutingName:   Jamison, Stuart 
             OrgRoutingPhone:  +1-206-398-5117 
             OrgRoutingEmail:  stuart.jamison@soundtransit.org
             OrgRoutingRef:    https://rdap.arin.net/registry/entity/JAMIS95-ARIN
             
             OrgTechHandle: NETWO5099-ARIN
             OrgTechName:   Network Team
             OrgTechPhone:  +1-206-398-5492 
             OrgTechEmail:  ITNetworkEngineering@soundtransit.org
             OrgTechRef:    https://rdap.arin.net/registry/entity/NETWO5099-ARIN
             
             OrgTechHandle: MARTI3425-ARIN
             OrgTechName:   Martinson, Tom 
             OrgTechPhone:  +1-206-689-4862 
             OrgTechEmail:  tom.martinson@soundtransit.org
             OrgTechRef:    https://rdap.arin.net/registry/entity/MARTI3425-ARIN
             
             OrgAbuseHandle: MARTI3425-ARIN
             OrgAbuseName:   Martinson, Tom 
             OrgAbusePhone:  +1-206-689-4862 
             OrgAbuseEmail:  tom.martinson@soundtransit.org
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/MARTI3425-ARIN
             
             OrgAbuseHandle: NETWO5099-ARIN
             OrgAbuseName:   Network Team
             OrgAbusePhone:  +1-206-398-5492 
             OrgAbuseEmail:  ITNetworkEngineering@soundtransit.org
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/NETWO5099-ARIN
             
             OrgDNSHandle: MARTI3425-ARIN
             OrgDNSName:   Martinson, Tom 
             OrgDNSPhone:  +1-206-689-4862 
             OrgDNSEmail:  tom.martinson@soundtransit.org
             OrgDNSRef:    https://rdap.arin.net/registry/entity/MARTI3425-ARIN
             
             OrgNOCHandle: MARTI3425-ARIN
             OrgNOCName:   Martinson, Tom 
             OrgNOCPhone:  +1-206-689-4862 
             OrgNOCEmail:  tom.martinson@soundtransit.org
             OrgNOCRef:    https://rdap.arin.net/registry/entity/MARTI3425-ARIN
             
             OrgNOCHandle: NETWO5099-ARIN
             OrgNOCName:   Network Team
             OrgNOCPhone:  +1-206-398-5492 
             OrgNOCEmail:  ITNetworkEngineering@soundtransit.org
             OrgNOCRef:    https://rdap.arin.net/registry/entity/NETWO5099-ARIN
             
             OrgRoutingHandle: MARTI3425-ARIN
             OrgRoutingName:   Martinson, Tom 
             OrgRoutingPhone:  +1-206-689-4862 
             OrgRoutingEmail:  tom.martinson@soundtransit.org
             OrgRoutingRef:    https://rdap.arin.net/registry/entity/MARTI3425-ARIN
             
             RAbuseHandle: MARTI3425-ARIN
             RAbuseName:   Martinson, Tom 
             RAbusePhone:  +1-206-689-4862 
             RAbuseEmail:  tom.martinson@soundtransit.org
             RAbuseRef:    https://rdap.arin.net/registry/entity/MARTI3425-ARIN
             
             RNOCHandle: MARTI3425-ARIN
             RNOCName:   Martinson, Tom 
             RNOCPhone:  +1-206-689-4862 
             RNOCEmail:  tom.martinson@soundtransit.org
             RNOCRef:    https://rdap.arin.net/registry/entity/MARTI3425-ARIN
             
             RTechHandle: MARTI3425-ARIN
             RTechName:   Martinson, Tom 
             RTechPhone:  +1-206-689-4862 
             RTechEmail:  tom.martinson@soundtransit.org
             RTechRef:    https://rdap.arin.net/registry/entity/MARTI3425-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.
             #