Report for 397797

Name

CITYOFMARSHALL-01 - City of Marshall, 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.

397797 CITYOFMARSHALL-01 - City of Marshall, US

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS174           COGENT-174 - Cogent Communications, LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
16579 AS397797       ORIGIN  Originate:       4352 /19.91  Transit:          0 /0.00  CITYOFMARSHALL-01 - City of Marshall, 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       %
15438 AS397797      CITYOFMARSHALL-01 - City of Marshall, US           7      3      0      4      3  42.86%


  Prefix               AS Path                              Aggregation Suggestion
  23.247.148.0/22      4777 2497 174 397797   
  149.36.242.0/23      4777 2497 174 397797   
  149.36.243.0/24      4777 2497 174 397797 - Withdrawn - matching aggregate 149.36.242.0/23 4777 2497 174 397797
  205.137.240.0/22     4777 2497 174 397797   
  205.137.242.0/24     4777 2497 174 397797 - Withdrawn - matching aggregate 205.137.240.0/22 4777 2497 174 397797
  205.137.243.0/24     4777 2497 174 397797 - Withdrawn - matching aggregate 205.137.240.0/22 4777 2497 174 397797
  209.209.80.0/22      4777 2497 174 397797   

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

AS397797   4 More Specifics   7 Total Advertisements   CITYOFMARSHALL-01 - City of Marshall, US
    149.36.242.0/23               149.36.0.0/16
    149.36.243.0/24               149.36.0.0/16
    205.137.242.0/24              205.137.240.0/22
    205.137.243.0/24              205.137.240.0/22

Whois Entry

whois: 402609

IANA has recorded AS397797 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS397797\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:       397797
             ASName:         CITYOFMARSHALL-01
             ASHandle:       AS397797
             RegDate:        2019-08-02
             Updated:        2019-08-02
             Comment:        marshallfibernet.com
             Ref:            https://rdap.arin.net/registry/autnum/397797
             
             
             OrgName:        City of Marshall
             OrgId:          CM-1544
             Address:        323 W. MICHIGAN AVE.
             City:           MARSHALL
             StateProv:      MI
             PostalCode:     49068
             Country:        US
             RegDate:        2019-07-08
             Updated:        2026-02-26
             Ref:            https://rdap.arin.net/registry/entity/CM-1544
             
             
             OrgTechHandle: POSEY30-ARIN
             OrgTechName:   Posey, Robert 
             OrgTechPhone:  +1-713-366-6265 
             OrgTechEmail:  poseyrb@gmail.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/POSEY30-ARIN
             
             OrgAbuseHandle: SHILL46-ARIN
             OrgAbuseName:   Shillinger, Matthew 
             OrgAbusePhone:  +1-269-781-3985 
             OrgAbuseEmail:  admin.fibernet@cityofmarshall.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/SHILL46-ARIN
             
             OrgNOCHandle: SHILL46-ARIN
             OrgNOCName:   Shillinger, Matthew 
             OrgNOCPhone:  +1-269-781-3985 
             OrgNOCEmail:  admin.fibernet@cityofmarshall.com
             OrgNOCRef:    https://rdap.arin.net/registry/entity/SHILL46-ARIN
             
             OrgTechHandle: SHILL46-ARIN
             OrgTechName:   Shillinger, Matthew 
             OrgTechPhone:  +1-269-781-3985 
             OrgTechEmail:  admin.fibernet@cityofmarshall.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/SHILL46-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.
             #