Report for 27325

Name

DATABANK-ZCOLO - zColo, 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.

27325 CORENAP-AS - Core NAP, L.P.

  Adjacency:     4  Upstream:     2  Downstream:     2
  Upstream Adjacent AS list
    AS3356    LEVEL3 Level 3 Communications
    AS7459    GRANDECOM-AS1 - Grande Communications Networks, Inc.
  Downstream Adjacent AS list
    AS18499   HILBR-AS - Hilbro Communications
    AS7905    SOONER-AS - Sooner Technology

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
3910  AS27325  ORG+TRN Originate:      32000 /17.03  Transit:      72704 /15.85 CORENAP-AS - Core NAP, L.P.

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       %
 5817 AS27325 CORENAP-AS - Core NAP, L.P.                  13      1      0     12      1   7.69%


  Prefix               AS Path                              Aggregation Suggestion
  24.227.211.0/24      4637 3356 27325 27325   
  64.20.224.0/19       4637 3356 27325 27325   
  64.20.224.0/20       4637 3356 27325 27325 - Withdrawn - matching aggregate 64.20.224.0/19 4637 3356 27325 27325
  66.219.32.0/19       4637 3356 27325 27325   
  66.219.42.0/24       4637 3356 27325        
  69.56.37.0/24        4637 6461 7459 27325 27325   
  192.12.3.0/24        4637 3356 27325 27325   
  192.188.16.0/24      4637 3356 27325 27325   
  198.252.182.0/24     4637 3356 27325 27325   
  199.233.81.0/24      4637 3356 27325 27325   
  205.167.58.0/23      4637 3356 27325 27325   
  208.123.64.0/19      4637 3356 27325 27325   
  216.1.112.0/22       4637 3356 27325 27325   

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

AS27325   8 More Specifics   16 Total Advertisements   CORENAP-AS - Core NAP, L.P.
    24.155.127.0/24               24.155.0.0/16
    24.227.211.0/24               24.227.128.0/17
    64.20.224.0/20                64.20.224.0/19
    66.219.42.0/24                66.219.32.0/19
    66.219.43.0/24                66.219.32.0/19
    66.219.44.0/24                66.219.32.0/19
    69.56.37.0/24                 69.56.0.0/18
    216.1.112.0/22                216.0.0.0/14

Whois Entry

whois: 402603

IANA has recorded AS27325 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS27325\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:       27325
             ASName:         DATABANK-ZCOLO
             ASHandle:       AS27325
             RegDate:        2003-02-12
             Updated:        2021-10-29
             Ref:            https://rdap.arin.net/registry/autnum/27325
             
             
             OrgName:        zColo
             OrgId:          ZGL-6
             Address:        1805 29th St Suite 2050
             Address:        Databank Holdings
             City:           Boulder
             StateProv:      CO
             PostalCode:     80301
             Country:        US
             RegDate:        2018-01-09
             Updated:        2021-10-26
             Ref:            https://rdap.arin.net/registry/entity/ZGL-6
             
             ReferralServer:  rwhois://rwhois.corexchange.com:4321
             
             OrgAbuseHandle: ZCOLO-ARIN
             OrgAbuseName:   ZCOLO
             OrgAbusePhone:  +1-571-450-1165 
             OrgAbuseEmail:  networking@databank.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/ZCOLO-ARIN
             
             OrgTechHandle: POINT3-ARIN
             OrgTechName:   Point of Contact
             OrgTechPhone:  +1-855-328-2247 
             OrgTechEmail:  networking@databank.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/POINT3-ARIN
             
             OrgTechHandle: ZCOLO-ARIN
             OrgTechName:   ZCOLO
             OrgTechPhone:  +1-571-450-1165 
             OrgTechEmail:  networking@databank.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/ZCOLO-ARIN
             
             OrgNOCHandle: ZCOLO-ARIN
             OrgNOCName:   ZCOLO
             OrgNOCPhone:  +1-571-450-1165 
             OrgNOCEmail:  networking@databank.com
             OrgNOCRef:    https://rdap.arin.net/registry/entity/ZCOLO-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.corexchange.com:4321.