Report for 11720

Name

IBCP - Independent 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.

11720 IBCP - Independent Bank Corporation, US

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS26554         US-SIGNAL - US Signal Company, L.L.C., US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
48012 AS11720        ORIGIN  Originate:        512 /23.00  Transit:          0 /0.00  IBCP - Independent 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       %
20448 AS11720       IBCP - Independent Bank Corporation, US            2      2      1      1      1  50.00%


  Prefix               AS Path                              Aggregation Suggestion
  198.17.60.0/23       4777 6939 26554 11720 + Announce - aggregate of 198.17.60.0/24 (4777 6939 26554 11720) and 198.17.61.0/24 (4777 6939 26554 11720)
  198.17.60.0/24       4777 6939 26554 11720 - Withdrawn - aggregated with 198.17.61.0/24 (4777 6939 26554 11720)
  198.17.61.0/24       4777 6939 26554 11720 - Withdrawn - aggregated with 198.17.60.0/24 (4777 6939 26554 11720)

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

AS11720   2 More Specifics   2 Total Advertisements   IBCP - Independent Bank Corporation, US
    198.17.60.0/24                198.17.60.0/23
    198.17.61.0/24                198.17.60.0/23

Whois Entry

whois: 402332

IANA has recorded AS11720 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS11720\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:       11720
             ASName:         IBCP
             ASHandle:       AS11720
             RegDate:        2013-03-28
             Updated:        2013-03-28
             Ref:            https://rdap.arin.net/registry/autnum/11720
             
             
             OrgName:        Independent Bank Corporation
             OrgId:          IBC-55
             Address:        230 W. Main St.
             City:           Ionia
             StateProv:      MI
             PostalCode:     48846
             Country:        US
             RegDate:        2013-03-12
             Updated:        2013-03-12
             Ref:            https://rdap.arin.net/registry/entity/IBC-55
             
             
             OrgAbuseHandle: IBCPA-ARIN
             OrgAbuseName:   IBCPadmin
             OrgAbusePhone:  +1-800-355-0641 
             OrgAbuseEmail:  it_administration@ibcp.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/IBCPA-ARIN
             
             OrgTechHandle: IBCPA-ARIN
             OrgTechName:   IBCPadmin
             OrgTechPhone:  +1-800-355-0641 
             OrgTechEmail:  it_administration@ibcp.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/IBCPA-ARIN
             
             OrgNOCHandle: IBCPA-ARIN
             OrgNOCName:   IBCPadmin
             OrgNOCPhone:  +1-800-355-0641 
             OrgNOCEmail:  it_administration@ibcp.com
             OrgNOCRef:    https://rdap.arin.net/registry/entity/IBCPA-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.
             #