Report for 53721

Name

CORETELLIGENT - Coretelligent, 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 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.

53721 CORETELLIGENT - Coretelligent, LLC, US

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS174           COGENT-174 - Cogent Communications, LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
50845 AS53721        ORIGIN  Originate:        512 /23.00  Transit:          0 /0.00  CORETELLIGENT - Coretelligent, LLC, 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       %
47886 AS53721       CORETELLIGENT - Coretelligent, LLC, US             2      0      0      2      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  131.239.17.0/24      4777 2497 174 53721    
  173.243.231.0/24     4777 2497 174 53721    

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

AS53721   2 More Specifics   2 Total Advertisements   CORETELLIGENT - Coretelligent, LLC, US
    131.239.17.0/24               131.239.0.0/16
    173.243.231.0/24              173.243.230.0/23

Whois Entry

whois: 402332

IANA has recorded AS53721 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS53721\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:       53721
             ASName:         CORETELLIGENT
             ASHandle:       AS53721
             RegDate:        2011-05-03
             Updated:        2020-03-23
             Ref:            https://rdap.arin.net/registry/autnum/53721
             
             
             OrgName:        Coretelligent, LLC
             OrgId:          CL-19
             Address:        197 1ST AVENUE, SUITE 360
             City:           Needham
             StateProv:      MA
             PostalCode:     02494
             Country:        US
             RegDate:        2011-04-26
             Updated:        2022-07-25
             Comment:        https://coretelligent.com
             Ref:            https://rdap.arin.net/registry/entity/CL-19
             
             
             OrgTechHandle: TECH568-ARIN
             OrgTechName:   TECH
             OrgTechPhone:  +1-855-841-5888 
             OrgTechEmail:  notifications@core.tech
             OrgTechRef:    https://rdap.arin.net/registry/entity/TECH568-ARIN
             
             OrgNOCHandle: NOC11967-ARIN
             OrgNOCName:   Network Operations Center
             OrgNOCPhone:  +1-781-247-4900 
             OrgNOCEmail:  notifications@coretelligent.com
             OrgNOCRef:    https://rdap.arin.net/registry/entity/NOC11967-ARIN
             
             OrgAbuseHandle: TECH568-ARIN
             OrgAbuseName:   TECH
             OrgAbusePhone:  +1-855-841-5888 
             OrgAbuseEmail:  notifications@core.tech
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/TECH568-ARIN
             
             OrgTechHandle: NOYES27-ARIN
             OrgTechName:   Noyes, Adam 
             OrgTechPhone:  +1-781-247-4904 
             OrgTechEmail:  adam@core.tech
             OrgTechRef:    https://rdap.arin.net/registry/entity/NOYES27-ARIN
             
             RNOCHandle: NOC11967-ARIN
             RNOCName:   Network Operations Center
             RNOCPhone:  +1-781-247-4900 
             RNOCEmail:  notifications@coretelligent.com
             RNOCRef:    https://rdap.arin.net/registry/entity/NOC11967-ARIN
             
             RTechHandle: TECH568-ARIN
             RTechName:   TECH
             RTechPhone:  +1-855-841-5888 
             RTechEmail:  notifications@core.tech
             RTechRef:    https://rdap.arin.net/registry/entity/TECH568-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.
             #