Report for 54271

Name

MECHANICS - Mechanics Bank, 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.

54271 MECHANICS - Mechanics Bank, US

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS23005         SWITCH-LTD - SWITCH, LTD, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
36885 AS54271        ORIGIN  Originate:       1024 /22.00  Transit:          0 /0.00  MECHANICS - Mechanics Bank, 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       %
16884 AS54271       MECHANICS - Mechanics Bank, US                     3      2      0      1      2  66.67%


  Prefix               AS Path                              Aggregation Suggestion
  104.129.150.0/23     4777 2516 1299 23005 54271   
  104.129.150.0/24     4777 2516 1299 23005 54271 - Withdrawn - matching aggregate 104.129.150.0/23 4777 2516 1299 23005 54271
  104.129.151.0/24     4777 2516 1299 23005 54271 - Withdrawn - matching aggregate 104.129.150.0/23 4777 2516 1299 23005 54271

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

AS54271   2 More Specifics   3 Total Advertisements   MECHANICS - Mechanics Bank, US
    104.129.150.0/24              104.129.150.0/23
    104.129.151.0/24              104.129.150.0/23

Whois Entry

whois: 402599

IANA has recorded AS54271 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS54271\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:       54271
             ASName:         MECHANICS
             ASHandle:       AS54271
             RegDate:        2011-11-29
             Updated:        2012-03-02
             Comment:        http://www.mechanicsbank.com
             Comment:        http://www.mechbank.com
             Ref:            https://rdap.arin.net/registry/autnum/54271
             
             
             OrgName:        Mechanics Bank
             OrgId:          MB-8
             Address:        1111 Civic Drive, Suite 275
             City:           Walnut Creek
             StateProv:      CA
             PostalCode:     94596
             Country:        US
             RegDate:        2011-07-01
             Updated:        2021-07-14
             Ref:            https://rdap.arin.net/registry/entity/MB-8
             
             
             OrgTechHandle: CASTI411-ARIN
             OrgTechName:   Castillo, Julio 
             OrgTechPhone:  +1-800-797-6324 
             OrgTechEmail:  network_team@mechanicsbank.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/CASTI411-ARIN
             
             OrgNOCHandle: VILLE126-ARIN
             OrgNOCName:   villegas, joeffrey 
             OrgNOCPhone:  +1-800-797-6324 
             OrgNOCEmail:  network_team@MechanicsBank.com
             OrgNOCRef:    https://rdap.arin.net/registry/entity/VILLE126-ARIN
             
             OrgTechHandle: LEDFO29-ARIN
             OrgTechName:   Ledford, Dana 
             OrgTechPhone:  +1-800-797-6324 
             OrgTechEmail:  network_team@mechanicsbank.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/LEDFO29-ARIN
             
             OrgTechHandle: VILLE126-ARIN
             OrgTechName:   villegas, joeffrey 
             OrgTechPhone:  +1-800-797-6324 
             OrgTechEmail:  network_team@MechanicsBank.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/VILLE126-ARIN
             
             OrgAbuseHandle: VILLE126-ARIN
             OrgAbuseName:   villegas, joeffrey 
             OrgAbusePhone:  +1-800-797-6324 
             OrgAbuseEmail:  network_team@MechanicsBank.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/VILLE126-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.
             #