Report for 20289

Name

AS-ISGNOC - ISG Technology, 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.

20289 AS-ISGNOC - ISG Technology, US

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS30029         DOBSONTECHTTS - Dobson Technologies - Transport and Telecom Solutions, LLC, US
    AS62943         AS62943-BLUEBIRD-NETWORK - Missouri Network Alliance, LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
24644 AS20289        ORIGIN  Originate:       2048 /21.00  Transit:          0 /0.00  AS-ISGNOC - ISG Technology, 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       %
10018 AS20289       AS-ISGNOC - ISG Technology, US                     8      6      2      4      4  50.00%


  Prefix               AS Path                              Aggregation Suggestion
  205.173.96.0/22      4777 6939 62943 20289 20289 + Announce - aggregate of 205.173.96.0/23 (4777 6939 62943 20289 20289) and 205.173.98.0/23 (4777 6939 62943 20289 20289)
  205.173.96.0/24      4777 6939 62943 20289 20289 - Withdrawn - aggregated with 205.173.97.0/24 (4777 6939 62943 20289 20289)
  205.173.97.0/24      4777 6939 62943 20289 20289 - Withdrawn - aggregated with 205.173.96.0/24 (4777 6939 62943 20289 20289)
  205.173.98.0/24      4777 6939 62943 20289 20289 - Withdrawn - aggregated with 205.173.99.0/24 (4777 6939 62943 20289 20289)
  205.173.99.0/24      4777 6939 62943 20289 20289 - Withdrawn - aggregated with 205.173.98.0/24 (4777 6939 62943 20289 20289)
  205.173.100.0/23     4777 6939 62943 20289 20289 + Announce - aggregate of 205.173.100.0/24 (4777 6939 62943 20289 20289) and 205.173.101.0/24 (4777 6939 62943 20289 20289)
  205.173.100.0/24     4777 6939 62943 20289 20289 - Withdrawn - aggregated with 205.173.101.0/24 (4777 6939 62943 20289 20289)
  205.173.101.0/24     4777 6939 62943 20289 20289 - Withdrawn - aggregated with 205.173.100.0/24 (4777 6939 62943 20289 20289)
  205.173.102.0/24     4777 2516 3257 30029 20289   
  205.173.103.0/24     4777 6939 62943 20289 20289   

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

AS20289   8 More Specifics   8 Total Advertisements   AS-ISGNOC - ISG Technology, US
    205.173.96.0/24               205.173.96.0/21
    205.173.97.0/24               205.173.96.0/21
    205.173.98.0/24               205.173.96.0/21
    205.173.99.0/24               205.173.96.0/21
    205.173.100.0/24              205.173.96.0/21
    205.173.101.0/24              205.173.96.0/21
    205.173.102.0/24              205.173.96.0/21
    205.173.103.0/24              205.173.96.0/21

Whois Entry

whois: 402332

IANA has recorded AS20289 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS20289\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:       20289
             ASName:         AS-ISGNOC
             ASHandle:       AS20289
             RegDate:        2007-12-27
             Updated:        2012-02-24
             Ref:            https://rdap.arin.net/registry/autnum/20289
             
             
             OrgName:        ISG Technology
             OrgId:          ISGTE-1
             Address:        112 S Lee St.
             City:           Clearwater
             StateProv:      KS
             PostalCode:     67026
             Country:        US
             RegDate:        2007-12-20
             Updated:        2025-10-09
             Comment:        http://www.isgdatacenter.com
             Ref:            https://rdap.arin.net/registry/entity/ISGTE-1
             
             ReferralServer:  rwhois://rwhois.isgnoc.net:4321
             
             OrgTechHandle: COITD-ARIN
             OrgTechName:   Coit, Dean 
             OrgTechPhone:  +1-405-516-7475 
             OrgTechEmail:  dcoit@isgtech.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/COITD-ARIN
             
             OrgNOCHandle: NOM14-ARIN
             OrgNOCName:   Network Operations Manager
             OrgNOCPhone:  +1-866-653-7082 
             OrgNOCEmail:  dcsupport@isgtech.com
             OrgNOCRef:    https://rdap.arin.net/registry/entity/NOM14-ARIN
             
             OrgTechHandle: NOM14-ARIN
             OrgTechName:   Network Operations Manager
             OrgTechPhone:  +1-866-653-7082 
             OrgTechEmail:  dcsupport@isgtech.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/NOM14-ARIN
             
             OrgAbuseHandle: NOM14-ARIN
             OrgAbuseName:   Network Operations Manager
             OrgAbusePhone:  +1-866-653-7082 
             OrgAbuseEmail:  dcsupport@isgtech.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/NOM14-ARIN
             
             RNOCHandle: NOM14-ARIN
             RNOCName:   Network Operations Manager
             RNOCPhone:  +1-866-653-7082 
             RNOCEmail:  dcsupport@isgtech.com
             RNOCRef:    https://rdap.arin.net/registry/entity/NOM14-ARIN
             
             RTechHandle: NOM14-ARIN
             RTechName:   Network Operations Manager
             RTechPhone:  +1-866-653-7082 
             RTechEmail:  dcsupport@isgtech.com
             RTechRef:    https://rdap.arin.net/registry/entity/NOM14-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.
             #
             
             
             
             Found a referral to rwhois.isgnoc.net:4321.