Report for 20136

Name

MCGASN1 - Mainstream Consulting Group, Inc, 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.

20136 MCGASN1 - Mainstream Consulting Group, Inc

  Adjacency:     8  Upstream:     1  Downstream:     7
  Upstream Adjacent AS list
    AS4323    TWTC - Time Warner Telecom, Inc.
  Downstream Adjacent AS list
    AS14219   MOSSANDBARNETT-STONEBRIDGE - Moss and Barnett, P.A.
    AS11332   LIESCH-SBW - Liesch Associates, Inc.
    AS14998   TSI-GC-NETBLK-01 - TSI, Incorporated
    AS13479   WALKER-AS - Walker Art Center
    AS20169   EMPI-AS - EMPI, Inc.
    AS36659   JWD-AS1 - J&B Wholesale Distributing, Inc.
    AS36398   ADOLFSONPETERSON - Adolfson & Peterson Inc.

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
5350  AS20136  ORG+TRN Originate:      15104 /18.12  Transit:       1536 /21.42 MCGASN1 - Mainstream Consulting Group, Inc

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       %
 5364 AS20136 MCGASN1 - Mainstream Consulting Group, I      8      2      1      7      1  12.50%


  Prefix               AS Path                              Aggregation Suggestion
  63.239.148.0/24      4637 4323 20136        
  64.202.240.0/20      4637 4323 20136        
  65.113.220.0/22      4637 4323 20136        
  66.162.232.0/24      4637 4323 20136        
  72.21.224.0/19       4637 4323 20136      + Announce - aggregate of 72.21.224.0/20 (4637 4323 20136) and 72.21.240.0/20 (4637 4323 20136)
  72.21.224.0/20       4637 4323 20136      - Withdrawn - aggregated with 72.21.240.0/20 (4637 4323 20136)
  72.21.240.0/20       4637 4323 20136      - Withdrawn - aggregated with 72.21.224.0/20 (4637 4323 20136)
  216.206.96.0/22      4637 4323 20136        
  216.206.100.0/24     4637 4323 20136        

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

AS20136   7 More Specifics   8 Total Advertisements   MCGASN1 - Mainstream Consulting Group, Inc
    63.239.148.0/24               63.236.0.0/14
    65.113.220.0/22               65.112.0.0/12
    66.162.232.0/24               66.162.0.0/16
    72.21.224.0/20                72.21.224.0/19
    72.21.240.0/20                72.21.224.0/19
    216.206.96.0/22               216.206.0.0/15
    216.206.100.0/24              216.206.0.0/15

Whois Entry

whois: 402603

IANA has recorded AS20136 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS20136\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:       20136
             ASName:         MCGASN1
             ASHandle:       AS20136
             RegDate:        2001-03-29
             Updated:        2012-03-20
             Ref:            https://rdap.arin.net/registry/autnum/20136
             
             
             OrgName:        Mainstream Consulting Group, Inc
             OrgId:          MCG-6
             Address:        12772 Gordon Drive
             City:           Eden Prairie
             StateProv:      MN
             PostalCode:     55346
             Country:        US
             RegDate:        1996-04-07
             Updated:        2024-11-25
             Ref:            https://rdap.arin.net/registry/entity/MCG-6
             
             
             OrgAbuseHandle: KS317-ARIN
             OrgAbuseName:   SCHROEDER, KENT 
             OrgAbusePhone:  +1-952-715-6850 
             OrgAbuseEmail:  kent@mcg.net
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/KS317-ARIN
             
             OrgTechHandle: KS317-ARIN
             OrgTechName:   SCHROEDER, KENT 
             OrgTechPhone:  +1-952-715-6850 
             OrgTechEmail:  kent@mcg.net
             OrgTechRef:    https://rdap.arin.net/registry/entity/KS317-ARIN
             
             RTechHandle: KS818-ARIN
             RTechName:   Schroeder, Kent 
             RTechPhone:  +1-952-715-6850 
             RTechEmail:  kent@mcg.net
             RTechRef:    https://rdap.arin.net/registry/entity/KS818-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.
             #