Report for 10423

Name

SPARTAN-NET - STELLAR Broadband, 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 AS4637) 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.

10423 SPARTAN-NET - Spartan-Net

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS237     MERIT-AS-14 - Merit Network Inc.
    AS12129   123NET - Internet 123

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
5523  AS10423  ORIGIN  Originate:      13312 /18.30  Transit:          0 /0.00  SPARTAN-NET - Spartan-Net

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       %
 1163 AS10423 SPARTAN-NET - Spartan-Net                    21     16      5     10     11  52.38%


  Prefix               AS Path                              Aggregation Suggestion
  69.176.128.0/19      4637 11164 237 10423 10423 10423   
  69.176.132.0/22      4637 3356 12129 10423 + Announce - aggregate of 69.176.132.0/23 (4637 3356 12129 10423) and 69.176.134.0/23 (4637 3356 12129 10423)
  69.176.132.0/24      4637 3356 12129 10423 - Withdrawn - aggregated with 69.176.133.0/24 (4637 3356 12129 10423)
  69.176.133.0/24      4637 3356 12129 10423 - Withdrawn - aggregated with 69.176.132.0/24 (4637 3356 12129 10423)
  69.176.134.0/24      4637 3356 12129 10423 - Withdrawn - aggregated with 69.176.135.0/24 (4637 3356 12129 10423)
  69.176.135.0/24      4637 3356 12129 10423 - Withdrawn - aggregated with 69.176.134.0/24 (4637 3356 12129 10423)
  69.176.136.0/23      4637 3356 12129 10423 + Announce - aggregate of 69.176.136.0/24 (4637 3356 12129 10423) and 69.176.137.0/24 (4637 3356 12129 10423)
  69.176.136.0/24      4637 3356 12129 10423 - Withdrawn - aggregated with 69.176.137.0/24 (4637 3356 12129 10423)
  69.176.137.0/24      4637 3356 12129 10423 - Withdrawn - aggregated with 69.176.136.0/24 (4637 3356 12129 10423)
  69.176.138.0/24      4637 3356 12129 10423   
  69.176.142.0/23      4637 3356 12129 10423 + Announce - aggregate of 69.176.142.0/24 (4637 3356 12129 10423) and 69.176.143.0/24 (4637 3356 12129 10423)
  69.176.142.0/24      4637 3356 12129 10423 - Withdrawn - aggregated with 69.176.143.0/24 (4637 3356 12129 10423)
  69.176.143.0/24      4637 3356 12129 10423 - Withdrawn - aggregated with 69.176.142.0/24 (4637 3356 12129 10423)
  69.176.144.0/22      4637 3356 12129 10423 + Announce - aggregate of 69.176.144.0/23 (4637 3356 12129 10423) and 69.176.146.0/23 (4637 3356 12129 10423)
  69.176.144.0/24      4637 3356 12129 10423 - Withdrawn - aggregated with 69.176.145.0/24 (4637 3356 12129 10423)
  69.176.145.0/24      4637 3356 12129 10423 - Withdrawn - aggregated with 69.176.144.0/24 (4637 3356 12129 10423)
  69.176.146.0/24      4637 3356 12129 10423 - Withdrawn - aggregated with 69.176.147.0/24 (4637 3356 12129 10423)
  69.176.147.0/24      4637 3356 12129 10423 - Withdrawn - aggregated with 69.176.146.0/24 (4637 3356 12129 10423)
  69.176.151.0/24      4637 3356 12129 10423   
  69.176.152.0/24      4637 3356 12129 10423   
  69.176.155.0/24      4637 3356 12129 10423   
  69.176.156.0/22      4637 3356 12129 10423 + Announce - aggregate of 69.176.156.0/23 (4637 3356 12129 10423) and 69.176.158.0/23 (4637 3356 12129 10423)
  69.176.156.0/24      4637 3356 12129 10423 - Withdrawn - aggregated with 69.176.157.0/24 (4637 3356 12129 10423)
  69.176.157.0/24      4637 3356 12129 10423 - Withdrawn - aggregated with 69.176.156.0/24 (4637 3356 12129 10423)
  69.176.158.0/24      4637 3356 12129 10423 - Withdrawn - aggregated with 69.176.159.0/24 (4637 3356 12129 10423)
  69.176.159.0/24      4637 3356 12129 10423 - Withdrawn - aggregated with 69.176.158.0/24 (4637 3356 12129 10423)

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

AS10423   20 More Specifics   21 Total Advertisements   SPARTAN-NET - Spartan-Net
    69.176.132.0/24               69.176.128.0/19
    69.176.133.0/24               69.176.128.0/19
    69.176.134.0/24               69.176.128.0/19
    69.176.135.0/24               69.176.128.0/19
    69.176.136.0/24               69.176.128.0/19
    69.176.137.0/24               69.176.128.0/19
    69.176.138.0/24               69.176.128.0/19
    69.176.142.0/24               69.176.128.0/19
    69.176.143.0/24               69.176.128.0/19
    69.176.144.0/24               69.176.128.0/19
    69.176.145.0/24               69.176.128.0/19
    69.176.146.0/24               69.176.128.0/19
    69.176.147.0/24               69.176.128.0/19
    69.176.151.0/24               69.176.128.0/19
    69.176.152.0/24               69.176.128.0/19
    69.176.155.0/24               69.176.128.0/19
    69.176.156.0/24               69.176.128.0/19
    69.176.157.0/24               69.176.128.0/19
    69.176.158.0/24               69.176.128.0/19
    69.176.159.0/24               69.176.128.0/19

Whois Entry

whois: 402603

IANA has recorded AS10423 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS10423\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:       10423
             ASName:         SPARTAN-NET
             ASHandle:       AS10423
             RegDate:        2005-05-04
             Updated:        2012-03-02
             Ref:            https://rdap.arin.net/registry/autnum/10423
             
             
             OrgName:        STELLAR Broadband
             OrgId:          SPART-1
             Address:        3032 E. Lake Lansing Rd
             City:           East Lansing
             StateProv:      MI
             PostalCode:     48823
             Country:        US
             RegDate:        2003-10-17
             Updated:        2024-11-25
             Ref:            https://rdap.arin.net/registry/entity/SPART-1
             
             
             OrgNOCHandle: NETWO8321-ARIN
             OrgNOCName:   Network Engineering
             OrgNOCPhone:  +1-517-679-6320 
             OrgNOCEmail:  neteng@stellarbb.com
             OrgNOCRef:    https://rdap.arin.net/registry/entity/NETWO8321-ARIN
             
             OrgAbuseHandle: ABUSE6470-ARIN
             OrgAbuseName:   Abuse
             OrgAbusePhone:  +1-517-679-6320 
             OrgAbuseEmail:  abuse@stellarbb.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE6470-ARIN
             
             OrgTechHandle: NETWO8321-ARIN
             OrgTechName:   Network Engineering
             OrgTechPhone:  +1-517-679-6320 
             OrgTechEmail:  neteng@stellarbb.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/NETWO8321-ARIN
             
             RNOCHandle: RL967-ARIN
             RNOCName:   Laing, Richard 
             RNOCPhone:  +1-517-719-8470 
             RNOCEmail:  rlaing@spartan-net.net
             RNOCRef:    https://rdap.arin.net/registry/entity/RL967-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.
             #