Report for 23147

Name

MBG-2425 - Byline 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.

23147 MBG-2425 - Byline Bank, US

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS3561          CENTURYLINK-LEGACY-SAVVIS - CenturyLink Communications, LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
59885 AS23147        ORIGIN  Originate:        256 /24.00  Transit:          0 /0.00  MBG-2425 - Byline 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       %
36896 AS23147       MBG-2425 - Byline Bank, US                         1      0      0      1      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  204.124.251.0/24     4777 2497 3356 3561 23147   

Whois Entry

whois: 402332

IANA has recorded AS23147 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS23147\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:       23147
             ASName:         MBG-2425
             ASHandle:       AS23147
             RegDate:        2011-02-01
             Updated:        2016-03-21
             Ref:            https://rdap.arin.net/registry/autnum/23147
             
             
             OrgName:        Byline Bank
             OrgId:          BB-381
             Address:        180 N. LaSalle
             City:           Chicago
             StateProv:      IL
             PostalCode:     60601
             Country:        US
             RegDate:        2016-02-23
             Updated:        2021-02-05
             Ref:            https://rdap.arin.net/registry/entity/BB-381
             
             
             OrgTechHandle: ARINA204-ARIN
             OrgTechName:   ARIN Access
             OrgTechPhone:  +1-708-797-4080 
             OrgTechEmail:  tcraven@bylinebank.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/ARINA204-ARIN
             
             OrgTechHandle: MARSH588-ARIN
             OrgTechName:   Marsh, Contessa 
             OrgTechPhone:  +1-708-797-4082 
             OrgTechEmail:  cmarsh@bylinebank.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/MARSH588-ARIN
             
             OrgAbuseHandle: ARINA204-ARIN
             OrgAbuseName:   ARIN Access
             OrgAbusePhone:  +1-708-797-4080 
             OrgAbuseEmail:  tcraven@bylinebank.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/ARINA204-ARIN
             
             OrgNOCHandle: ARINA204-ARIN
             OrgNOCName:   ARIN Access
             OrgNOCPhone:  +1-708-797-4080 
             OrgNOCEmail:  tcraven@bylinebank.com
             OrgNOCRef:    https://rdap.arin.net/registry/entity/ARINA204-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.
             #