Report for 27423

Name

CAITHNESS - Caithness Energy LLC., 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.

27423 CAITHNESS - Caithness Energy LLC.

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS15270   AS-PAETEC-NET - PaeTec.net -a division of PaeTecCommunications, Inc.

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
22100 AS27423  ORIGIN  Originate:        256 /24.00  Transit:          0 /0.00  CAITHNESS - Caithness Energy LLC.

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       %
16876 AS27423 CAITHNESS - Caithness Energy LLC.             1      0      0      1      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  66.80.119.0/24       4637 3549 15270 27423   

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

AS27423   1 More Specifics   1 Total Advertisements   CAITHNESS - Caithness Energy LLC.
    66.80.119.0/24                66.80.0.0/16

Whois Entry

whois: 402603

IANA has recorded AS27423 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS27423\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:       27423
             ASName:         CAITHNESS
             ASHandle:       AS27423
             RegDate:        2003-03-03
             Updated:        2012-03-02
             Ref:            https://rdap.arin.net/registry/autnum/27423
             
             
             OrgName:        Caithness Energy LLC.
             OrgId:          CEL-25
             Address:        565 Fifth Avenue
             Address:        29th Floor
             City:           New York
             StateProv:      NY
             PostalCode:     10017
             Country:        US
             RegDate:        2003-02-28
             Updated:        2011-09-24
             Ref:            https://rdap.arin.net/registry/entity/CEL-25
             
             
             OrgTechHandle: SERVI5-ARIN
             OrgTechName:   Service Administrator
             OrgTechPhone:  +1-516-481-9774 
             OrgTechEmail:  support@ldcomp.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/SERVI5-ARIN
             
             OrgAbuseHandle: SERVI5-ARIN
             OrgAbuseName:   Service Administrator
             OrgAbusePhone:  +1-516-481-9774 
             OrgAbuseEmail:  support@ldcomp.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/SERVI5-ARIN
             
             RNOCHandle: SERVI5-ARIN
             RNOCName:   Service Administrator
             RNOCPhone:  +1-516-481-9774 
             RNOCEmail:  support@ldcomp.com
             RNOCRef:    https://rdap.arin.net/registry/entity/SERVI5-ARIN
             
             RTechHandle: JMI17-ARIN
             RTechName:   Mitchell, J. Brian 
             RTechPhone:  +1-212-782-0547 
             RTechEmail:  jbmitchell@caithnessenergy.com
             RTechRef:    https://rdap.arin.net/registry/entity/JMI17-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.
             #