Report for 18897

Name

MONTANA-SKY-NETWORKS-INC - Montana Sky Networks, 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 AS6447) 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.

18897 MONTANA-SKY-NETWORKS-INC, US

  Adjacency:     3  Upstream:     2  Downstream:     1
  Upstream Adjacent AS list
    AS20055         AS-WHOLESAIL, US
    AS20119         ARROW, CA
  Downstream Adjacent AS list
    AS399455        IP-ROUTING-01, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
6804  AS18897        ORG+TRN Originate:      20480 /17.68  Transit:       2048 /21.00 MONTANA-SKY-NETWORKS-INC, 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       %
 7290 AS18897       MONTANA-SKY-NETWORKS-INC, US                      12      8      2      6      6  50.00%


  Prefix               AS Path                              Aggregation Suggestion
  66.135.64.0/21       293 20055 18897        
  66.135.72.0/21       3130 20119 18897     + Announce - aggregate of 66.135.72.0/22 (3130 20119 18897) and 66.135.76.0/22 (3130 20119 18897)
  66.135.72.0/22       3130 20119 18897     - Withdrawn - aggregated with 66.135.76.0/22 (3130 20119 18897)
  66.135.76.0/22       3130 20119 18897     - Withdrawn - aggregated with 66.135.72.0/22 (3130 20119 18897)
  66.135.80.0/20       293 20055 18897      + Announce - aggregate of 66.135.80.0/21 (293 20055 18897) and 66.135.88.0/21 (293 20055 18897)
  66.135.80.0/22       293 20055 18897      - Withdrawn - aggregated with 66.135.84.0/22 (293 20055 18897)
  66.135.84.0/23       293 20055 18897      - Withdrawn - aggregated with 66.135.86.0/23 (293 20055 18897)
  66.135.86.0/24       293 20055 18897      - Withdrawn - aggregated with 66.135.87.0/24 (293 20055 18897)
  66.135.87.0/24       293 20055 18897      - Withdrawn - aggregated with 66.135.86.0/24 (293 20055 18897)
  66.135.88.0/22       293 20055 18897      - Withdrawn - aggregated with 66.135.92.0/22 (293 20055 18897)
  66.135.92.0/22       293 20055 18897      - Withdrawn - aggregated with 66.135.88.0/22 (293 20055 18897)
  107.191.160.0/20     293 20055 18897        
  208.123.192.0/20     293 20055 18897        
  216.211.176.0/20     293 20055 18897        

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

AS18897   9 More Specifics   12 Total Advertisements   MONTANA-SKY-NETWORKS-INC, US
    66.135.64.0/21                66.135.64.0/19
    66.135.72.0/22                66.135.64.0/19
    66.135.76.0/22                66.135.64.0/19
    66.135.80.0/22                66.135.64.0/19
    66.135.84.0/23                66.135.64.0/19
    66.135.86.0/24                66.135.64.0/19
    66.135.87.0/24                66.135.64.0/19
    66.135.88.0/22                66.135.64.0/19
    66.135.92.0/22                66.135.64.0/19

Whois Entry

whois: 402590

IANA has recorded AS18897 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS18897\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:       18897
             ASName:         MONTANA-SKY-NETWORKS-INC
             ASHandle:       AS18897
             RegDate:        2007-01-19
             Updated:        2022-02-22
             Ref:            https://rdap.arin.net/registry/autnum/18897
             
             
             OrgName:        Montana Sky Networks, Inc.
             OrgId:          MSN-15
             Address:        1286 Burns Way
             City:           Kalispell
             StateProv:      MT
             PostalCode:     59901
             Country:        US
             RegDate:        2004-08-25
             Updated:        2019-05-25
             Ref:            https://rdap.arin.net/registry/entity/MSN-15
             
             
             OrgAbuseHandle: MNOC4-ARIN
             OrgAbuseName:   MontanaSky Network Opperations Center
             OrgAbusePhone:  +1-406-257-9705 
             OrgAbuseEmail:  noc@montanasky.net
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/MNOC4-ARIN
             
             OrgNOCHandle: MNOC4-ARIN
             OrgNOCName:   MontanaSky Network Opperations Center
             OrgNOCPhone:  +1-406-257-9705 
             OrgNOCEmail:  noc@montanasky.net
             OrgNOCRef:    https://rdap.arin.net/registry/entity/MNOC4-ARIN
             
             OrgTechHandle: ENDER42-ARIN
             OrgTechName:   Enders, Tim 
             OrgTechPhone:  +1-406-752-4335 
             OrgTechEmail:  tenders@montanasky.net
             OrgTechRef:    https://rdap.arin.net/registry/entity/ENDER42-ARIN
             
             OrgAbuseHandle: ENDER42-ARIN
             OrgAbuseName:   Enders, Tim 
             OrgAbusePhone:  +1-406-752-4335 
             OrgAbuseEmail:  tenders@montanasky.net
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/ENDER42-ARIN
             
             RNOCHandle: MNOC4-ARIN
             RNOCName:   MontanaSky Network Opperations Center
             RNOCPhone:  +1-406-257-9705 
             RNOCEmail:  noc@montanasky.net
             RNOCRef:    https://rdap.arin.net/registry/entity/MNOC4-ARIN
             
             RAbuseHandle: ENDER42-ARIN
             RAbuseName:   Enders, Tim 
             RAbusePhone:  +1-406-752-4335 
             RAbuseEmail:  tenders@montanasky.net
             RAbuseRef:    https://rdap.arin.net/registry/entity/ENDER42-ARIN
             
             RTechHandle: ENDER42-ARIN
             RTechName:   Enders, Tim 
             RTechPhone:  +1-406-752-4335 
             RTechEmail:  tenders@montanasky.net
             RTechRef:    https://rdap.arin.net/registry/entity/ENDER42-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.
             #