Report for 20315

Name

MCHENRY-COUNTY-AS1 - McHenry County, 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.

20315 MCHENRY-COUNTY-AS1 - McHenry County, US

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS13335         CLOUDFLARENET - Cloudflare, Inc., US
    AS33491         COMCAST-33491 - Comcast Cable Communications, LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
44488 AS20315        ORIGIN  Originate:        768 /22.42  Transit:          0 /0.00  MCHENRY-COUNTY-AS1 - McHenry County, 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       %
35023 AS20315       MCHENRY-COUNTY-AS1 - McHenry County, US            3      0      0      3      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  12.206.214.0/24      4777 2516 7922 33491 20315   
  68.21.116.0/24       4777 2516 7922 33491 20315   
  162.142.124.0/24     4777 13335 20315       

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

AS20315   2 More Specifics   3 Total Advertisements   MCHENRY-COUNTY-AS1 - McHenry County, US
    12.206.214.0/24               12.0.0.0/8
    68.21.116.0/24                68.20.0.0/14

Whois Entry

whois: 402332

IANA has recorded AS20315 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS20315\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:       20315
             ASName:         MCHENRY-COUNTY-AS1
             ASHandle:       AS20315
             RegDate:        2007-09-06
             Updated:        2012-03-20
             Ref:            https://rdap.arin.net/registry/autnum/20315
             
             
             OrgName:        McHenry County
             OrgId:          MCHEN-1
             Address:        2200 N Seminary Ave
             City:           Woodstock
             StateProv:      IL
             PostalCode:     60098
             Country:        US
             RegDate:        2007-07-25
             Updated:        2020-11-16
             Ref:            https://rdap.arin.net/registry/entity/MCHEN-1
             
             
             OrgTechHandle: ITMAN33-ARIN
             OrgTechName:   IT Manager
             OrgTechPhone:  +1-815-334-4138 
             OrgTechEmail:  infotech@co.mchenry.il.us
             OrgTechRef:    https://rdap.arin.net/registry/entity/ITMAN33-ARIN
             
             OrgAbuseHandle: ITMAN33-ARIN
             OrgAbuseName:   IT Manager
             OrgAbusePhone:  +1-815-334-4138 
             OrgAbuseEmail:  infotech@co.mchenry.il.us
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/ITMAN33-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.
             #