Report for 33583

Name

IBC-FGIS - Isabella Bank Corporation, 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.

33583 IBC-FGIS - Isabella Bank Corporation, US

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS26271         CMSINTERNET - CMSInter.net LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
44871 AS33583        ORIGIN  Originate:        768 /22.42  Transit:          0 /0.00  IBC-FGIS - Isabella Bank Corporation, 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       %
22307 AS33583       IBC-FGIS - Isabella Bank Corporation, US           3      2      1      2      1  33.33%


  Prefix               AS Path                              Aggregation Suggestion
  199.30.148.0/23      4777 6939 26271 33583 + Announce - aggregate of 199.30.148.0/24 (4777 6939 26271 33583) and 199.30.149.0/24 (4777 6939 26271 33583)
  199.30.148.0/24      4777 6939 26271 33583 - Withdrawn - aggregated with 199.30.149.0/24 (4777 6939 26271 33583)
  199.30.149.0/24      4777 6939 26271 33583 - Withdrawn - aggregated with 199.30.148.0/24 (4777 6939 26271 33583)
  199.30.150.0/24      4777 6939 26271 33583   

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

AS33583   3 More Specifics   3 Total Advertisements   IBC-FGIS - Isabella Bank Corporation, US
    199.30.148.0/24               199.30.148.0/22
    199.30.149.0/24               199.30.148.0/22
    199.30.150.0/24               199.30.148.0/22

Whois Entry

whois: 402603

IANA has recorded AS33583 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS33583\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:       33583
             ASName:         IBC-FGIS
             ASHandle:       AS33583
             RegDate:        2010-10-04
             Updated:        2012-02-24
             Ref:            https://rdap.arin.net/registry/autnum/33583
             
             
             OrgName:        Isabella Bank Corporation
             OrgId:          IBC50
             Address:        401 N Main
             City:           Mount Pleasant
             StateProv:      MI
             PostalCode:     48858
             Country:        US
             RegDate:        2010-07-16
             Updated:        2018-01-18
             Comment:        http://www.snl.com/irweblinkx/corporateprofile.aspx?iid=1022412
             Ref:            https://rdap.arin.net/registry/entity/IBC50
             
             
             OrgAbuseHandle: NETWO8433-ARIN
             OrgAbuseName:   Network Administrator
             OrgAbusePhone:  +1-989-779-6639 
             OrgAbuseEmail:  networktech@isabellabank.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/NETWO8433-ARIN
             
             OrgTechHandle: NETWO8433-ARIN
             OrgTechName:   Network Administrator
             OrgTechPhone:  +1-989-779-6639 
             OrgTechEmail:  networktech@isabellabank.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/NETWO8433-ARIN
             
             OrgNOCHandle: NETWO8433-ARIN
             OrgNOCName:   Network Administrator
             OrgNOCPhone:  +1-989-779-6639 
             OrgNOCEmail:  networktech@isabellabank.com
             OrgNOCRef:    https://rdap.arin.net/registry/entity/NETWO8433-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.
             #