Report for 21554

Name

CYBERLYNK - Wisconsin CyberLynk Network, 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 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.

21554 CYBERLYNK - Wisconsin CyberLynk Network, Inc., US

  Adjacency:     6  Upstream:     5  Downstream:     1
  Upstream Adjacent AS list
    AS30517         GREAT-LAKES-COMNET - Great Lakes Comnet, Inc., US
    AS40264         TWC-40264-WI-MN-UPPERMI-C3 - Charter Communications LLC, US
    AS2914          NTT-DATA-2914 - NTT America, Inc., US
    AS174           COGENT-174 - Cogent Communications, LLC, US
    AS3356          LEVEL3 - Level 3 Parent, LLC, US
  Downstream Adjacent AS list
    AS54110         CLEARLYIP1 - Modulis, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
4607  AS21554        ORG+TRN Originate:      44288 /16.57  Transit:       1280 /21.68 CYBERLYNK - Wisconsin CyberLynk Network, 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       %
 1582 AS21554       CYBERLYNK - Wisconsin CyberLynk Network, Inc.     62     42      5     25     37  59.68%


  Prefix               AS Path                              Aggregation Suggestion
  38.23.32.0/19        4777 2497 174 21554    
  38.23.32.0/24        4608 7575 2914 21554   
  38.23.33.0/24        4777 2497 2914 21554   
  38.23.34.0/23        4777 2497 2914 21554 + Announce - aggregate of 38.23.34.0/24 (4777 2497 2914 21554) and 38.23.35.0/24 (4777 2497 2914 21554)
  38.23.34.0/24        4777 2497 2914 21554 - Withdrawn - aggregated with 38.23.35.0/24 (4777 2497 2914 21554)
  38.23.35.0/24        4777 2497 2914 21554 - Withdrawn - aggregated with 38.23.34.0/24 (4777 2497 2914 21554)
  38.23.36.0/22        4777 2497 2914 21554 + Announce - aggregate of 38.23.36.0/23 (4777 2497 2914 21554) and 38.23.38.0/23 (4777 2497 2914 21554)
  38.23.36.0/24        4777 2497 2914 21554 - Withdrawn - aggregated with 38.23.37.0/24 (4777 2497 2914 21554)
  38.23.37.0/24        4777 2497 2914 21554 - Withdrawn - aggregated with 38.23.36.0/24 (4777 2497 2914 21554)
  38.23.38.0/24        4777 2497 2914 21554 - Withdrawn - aggregated with 38.23.39.0/24 (4777 2497 2914 21554)
  38.23.39.0/24        4777 2497 2914 21554 - Withdrawn - aggregated with 38.23.38.0/24 (4777 2497 2914 21554)
  38.23.40.0/21        4777 2497 2914 21554 + Announce - aggregate of 38.23.40.0/22 (4777 2497 2914 21554) and 38.23.44.0/22 (4777 2497 2914 21554)
  38.23.40.0/24        4777 2497 2914 21554 - Withdrawn - aggregated with 38.23.41.0/24 (4777 2497 2914 21554)
  38.23.41.0/24        4777 2497 2914 21554 - Withdrawn - aggregated with 38.23.40.0/24 (4777 2497 2914 21554)
  38.23.42.0/24        4777 2497 2914 21554 - Withdrawn - aggregated with 38.23.43.0/24 (4777 2497 2914 21554)
  38.23.43.0/24        4777 2497 2914 21554 - Withdrawn - aggregated with 38.23.42.0/24 (4777 2497 2914 21554)
  38.23.44.0/24        4777 2497 2914 21554 - Withdrawn - aggregated with 38.23.45.0/24 (4777 2497 2914 21554)
  38.23.45.0/24        4777 2497 2914 21554 - Withdrawn - aggregated with 38.23.44.0/24 (4777 2497 2914 21554)
  38.23.46.0/24        4777 2497 2914 21554 - Withdrawn - aggregated with 38.23.47.0/24 (4777 2497 2914 21554)
  38.23.47.0/24        4777 2497 2914 21554 - Withdrawn - aggregated with 38.23.46.0/24 (4777 2497 2914 21554)
  38.23.48.0/24        4777 2497 174 21554  - Withdrawn - matching aggregate 38.23.32.0/19 4777 2497 174 21554
  38.23.49.0/24        4777 2497 174 21554  - Withdrawn - matching aggregate 38.23.32.0/19 4777 2497 174 21554
  38.23.50.0/24        4777 2497 174 21554  - Withdrawn - matching aggregate 38.23.32.0/19 4777 2497 174 21554
  38.23.51.0/24        4777 2516 174 21554    
  38.23.52.0/24        4777 2497 174 21554  - Withdrawn - matching aggregate 38.23.32.0/19 4777 2497 174 21554
  38.23.53.0/24        4608 7575 2914 21554   
  38.23.54.0/24        4608 7575 2914 21554   
  38.23.55.0/24        4777 2497 2914 21554   
  38.23.56.0/21        4777 2497 2914 21554 + Announce - aggregate of 38.23.56.0/22 (4777 2497 2914 21554) and 38.23.60.0/22 (4777 2497 2914 21554)
  38.23.56.0/24        4777 2497 2914 21554 - Withdrawn - aggregated with 38.23.57.0/24 (4777 2497 2914 21554)
  38.23.57.0/24        4777 2497 2914 21554 - Withdrawn - aggregated with 38.23.56.0/24 (4777 2497 2914 21554)
  38.23.58.0/24        4777 2497 2914 21554 - Withdrawn - aggregated with 38.23.59.0/24 (4777 2497 2914 21554)
  38.23.59.0/24        4777 2497 2914 21554 - Withdrawn - aggregated with 38.23.58.0/24 (4777 2497 2914 21554)
  38.23.60.0/24        4777 2497 2914 21554 - Withdrawn - aggregated with 38.23.61.0/24 (4777 2497 2914 21554)
  38.23.61.0/24        4777 2497 2914 21554 - Withdrawn - aggregated with 38.23.60.0/24 (4777 2497 2914 21554)
  38.23.62.0/24        4777 2497 2914 21554 - Withdrawn - aggregated with 38.23.63.0/24 (4777 2497 2914 21554)
  38.23.63.0/24        4777 2497 2914 21554 - Withdrawn - aggregated with 38.23.62.0/24 (4777 2497 2914 21554)
  38.39.176.0/20       4777 2497 174 21554    
  38.39.176.0/20       4777 2497 2914 21554 + Announce - aggregate of 38.39.176.0/21 (4777 2497 2914 21554) and 38.39.184.0/21 (4777 2497 2914 21554)
  38.39.176.0/24       4777 2497 2914 21554 - Withdrawn - aggregated with 38.39.177.0/24 (4777 2497 2914 21554)
  38.39.177.0/24       4777 2497 2914 21554 - Withdrawn - aggregated with 38.39.176.0/24 (4777 2497 2914 21554)
  38.39.178.0/24       4777 2497 2914 21554 - Withdrawn - aggregated with 38.39.179.0/24 (4777 2497 2914 21554)
  38.39.179.0/24       4777 2497 2914 21554 - Withdrawn - aggregated with 38.39.178.0/24 (4777 2497 2914 21554)
  38.39.180.0/24       4777 2497 2914 21554 - Withdrawn - aggregated with 38.39.181.0/24 (4777 2497 2914 21554)
  38.39.181.0/24       4777 2497 2914 21554 - Withdrawn - aggregated with 38.39.180.0/24 (4777 2497 2914 21554)
  38.39.182.0/24       4777 2497 2914 21554 - Withdrawn - aggregated with 38.39.183.0/24 (4777 2497 2914 21554)
  38.39.183.0/24       4777 2497 2914 21554 - Withdrawn - aggregated with 38.39.182.0/24 (4777 2497 2914 21554)
  38.39.184.0/24       4777 2497 2914 21554 - Withdrawn - aggregated with 38.39.185.0/24 (4777 2497 2914 21554)
  38.39.185.0/24       4777 2497 2914 21554 - Withdrawn - aggregated with 38.39.184.0/24 (4777 2497 2914 21554)
  38.39.186.0/24       4777 2497 2914 21554 - Withdrawn - aggregated with 38.39.187.0/24 (4777 2497 2914 21554)
  38.39.187.0/24       4777 2497 2914 21554 - Withdrawn - aggregated with 38.39.186.0/24 (4777 2497 2914 21554)
  38.39.188.0/24       4777 2497 2914 21554 - Withdrawn - aggregated with 38.39.189.0/24 (4777 2497 2914 21554)
  38.39.189.0/24       4777 2497 2914 21554 - Withdrawn - aggregated with 38.39.188.0/24 (4777 2497 2914 21554)
  38.39.190.0/24       4777 2497 2914 21554 - Withdrawn - aggregated with 38.39.191.0/24 (4777 2497 2914 21554)
  38.39.191.0/24       4777 2497 2914 21554 - Withdrawn - aggregated with 38.39.190.0/24 (4777 2497 2914 21554)
  66.185.16.0/20       4777 2497 2914 21554   
  162.217.84.0/22      4777 2497 174 21554    
  162.221.88.0/21      4777 2497 174 21554    
  162.252.208.0/22     4777 2497 174 21554    
  162.255.16.0/22      4777 2497 174 21554    
  192.159.64.0/22      4777 2497 2914 21554   
  198.206.132.0/22     4777 2497 2914 21554   
  199.38.80.0/21       4777 2497 2914 21554   
  199.102.236.0/22     4777 2497 2914 21554   
  199.195.144.0/22     4608 7575 2914 21554   
  199.248.63.0/24      4777 2497 174 21554    
  209.236.224.0/20     4777 2497 174 21554    

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

AS21554   51 More Specifics   62 Total Advertisements   CYBERLYNK - Wisconsin CyberLynk Network, Inc., US
    38.23.32.0/19                 38.0.0.0/8
    38.23.32.0/24                 38.0.0.0/8
    38.23.33.0/24                 38.0.0.0/8
    38.23.34.0/24                 38.0.0.0/8
    38.23.35.0/24                 38.0.0.0/8
    38.23.36.0/24                 38.0.0.0/8
    38.23.37.0/24                 38.0.0.0/8
    38.23.38.0/24                 38.0.0.0/8
    38.23.39.0/24                 38.0.0.0/8
    38.23.40.0/24                 38.0.0.0/8
    38.23.41.0/24                 38.0.0.0/8
    38.23.42.0/24                 38.0.0.0/8
    38.23.43.0/24                 38.0.0.0/8
    38.23.44.0/24                 38.0.0.0/8
    38.23.45.0/24                 38.0.0.0/8
    38.23.46.0/24                 38.0.0.0/8
    38.23.47.0/24                 38.0.0.0/8
    38.23.48.0/24                 38.0.0.0/8
    38.23.49.0/24                 38.0.0.0/8
    38.23.50.0/24                 38.0.0.0/8
    38.23.51.0/24                 38.0.0.0/8
    38.23.52.0/24                 38.0.0.0/8
    38.23.53.0/24                 38.0.0.0/8
    38.23.54.0/24                 38.0.0.0/8
    38.23.55.0/24                 38.0.0.0/8
    38.23.56.0/24                 38.0.0.0/8
    38.23.57.0/24                 38.0.0.0/8
    38.23.58.0/24                 38.0.0.0/8
    38.23.59.0/24                 38.0.0.0/8
    38.23.60.0/24                 38.0.0.0/8
    38.23.61.0/24                 38.0.0.0/8
    38.23.62.0/24                 38.0.0.0/8
    38.23.63.0/24                 38.0.0.0/8
    38.39.176.0/20                38.0.0.0/8
    38.39.176.0/24                38.0.0.0/8
    38.39.177.0/24                38.0.0.0/8
    38.39.178.0/24                38.0.0.0/8
    38.39.179.0/24                38.0.0.0/8
    38.39.180.0/24                38.0.0.0/8
    38.39.181.0/24                38.0.0.0/8
    38.39.182.0/24                38.0.0.0/8
    38.39.183.0/24                38.0.0.0/8
    38.39.184.0/24                38.0.0.0/8
    38.39.185.0/24                38.0.0.0/8
    38.39.186.0/24                38.0.0.0/8
    38.39.187.0/24                38.0.0.0/8
    38.39.188.0/24                38.0.0.0/8
    38.39.189.0/24                38.0.0.0/8
    38.39.190.0/24                38.0.0.0/8
    38.39.191.0/24                38.0.0.0/8
    162.255.16.0/22               162.255.16.0/21

Whois Entry

whois: 402332

IANA has recorded AS21554 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS21554\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:       21554
             ASName:         CYBERLYNK
             ASHandle:       AS21554
             RegDate:        2001-05-23
             Updated:        2012-03-02
             Comment:        http://www.CyberLynk.net
             Ref:            https://rdap.arin.net/registry/autnum/21554
             
             
             OrgName:        Wisconsin CyberLynk Network, Inc.
             OrgId:          WCNI
             Address:        10125 S 52nd Street
             City:           Franklin
             StateProv:      WI
             PostalCode:     53132
             Country:        US
             RegDate:        1996-12-02
             Updated:        2024-04-24
             Comment:        http://www.cyberlynk.net
             Comment:        Email: noc@cyberlynk.net
             Ref:            https://rdap.arin.net/registry/entity/WCNI
             
             ReferralServer:  rwhois://rwhois.cyberlynk.net:4321
             
             OrgNOCHandle: DEW40-ARIN
             OrgNOCName:   Wimmer, Daniel Edmund
             OrgNOCPhone:  +1-414-858-9335 
             OrgNOCEmail:  dwimmer@cyberlynk.net
             OrgNOCRef:    https://rdap.arin.net/registry/entity/DEW40-ARIN
             
             OrgTechHandle: DEW40-ARIN
             OrgTechName:   Wimmer, Daniel Edmund
             OrgTechPhone:  +1-414-858-9335 
             OrgTechEmail:  dwimmer@cyberlynk.net
             OrgTechRef:    https://rdap.arin.net/registry/entity/DEW40-ARIN
             
             OrgRoutingHandle: DEW40-ARIN
             OrgRoutingName:   Wimmer, Daniel Edmund
             OrgRoutingPhone:  +1-414-858-9335 
             OrgRoutingEmail:  dwimmer@cyberlynk.net
             OrgRoutingRef:    https://rdap.arin.net/registry/entity/DEW40-ARIN
             
             OrgAbuseHandle: ABUSE76-ARIN
             OrgAbuseName:   Abuse Team
             OrgAbusePhone:  +1-414-858-9335 
             OrgAbuseEmail:  abuse@cyberlynk.net
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE76-ARIN
             
             OrgTechHandle: CYBER1-ARIN
             OrgTechName:   CyberLynk NOC
             OrgTechPhone:  +1-414-858-9335 
             OrgTechEmail:  noc@cyberlynk.net
             OrgTechRef:    https://rdap.arin.net/registry/entity/CYBER1-ARIN
             
             OrgDNSHandle: DEW40-ARIN
             OrgDNSName:   Wimmer, Daniel Edmund
             OrgDNSPhone:  +1-414-858-9335 
             OrgDNSEmail:  dwimmer@cyberlynk.net
             OrgDNSRef:    https://rdap.arin.net/registry/entity/DEW40-ARIN
             
             OrgNOCHandle: CYBER1-ARIN
             OrgNOCName:   CyberLynk NOC
             OrgNOCPhone:  +1-414-858-9335 
             OrgNOCEmail:  noc@cyberlynk.net
             OrgNOCRef:    https://rdap.arin.net/registry/entity/CYBER1-ARIN
             
             RNOCHandle: CYBER1-ARIN
             RNOCName:   CyberLynk NOC
             RNOCPhone:  +1-414-858-9335 
             RNOCEmail:  noc@cyberlynk.net
             RNOCRef:    https://rdap.arin.net/registry/entity/CYBER1-ARIN
             
             RTechHandle: CYBER1-ARIN
             RTechName:   CyberLynk NOC
             RTechPhone:  +1-414-858-9335 
             RTechEmail:  noc@cyberlynk.net
             RTechRef:    https://rdap.arin.net/registry/entity/CYBER1-ARIN
             
             RAbuseHandle: ABUSE76-ARIN
             RAbuseName:   Abuse Team
             RAbusePhone:  +1-414-858-9335 
             RAbuseEmail:  abuse@cyberlynk.net
             RAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE76-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.cyberlynk.net:4321.
             
             %rwhois V-1.5:003eff:00 rwhois.cyberlynk.net (by Network Solutions, Inc. V-1.5.9.6)
             %error 230 No Objects Found