Report for 400381

Name

CENTRICTX-ASN - Centric Fiber Texas, 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.

400381 CENTRICTX-ASN - Centric Fiber Texas, LLC, US

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS6461          ZAYO-6461 - Zayo Bandwidth, US
    AS174           COGENT-174 - Cogent Communications, LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
14015 AS400381       ORIGIN  Originate:       6144 /19.42  Transit:          0 /0.00  CENTRICTX-ASN - Centric Fiber Texas, 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       %
 8348 AS400381      CENTRICTX-ASN - Centric Fiber Texas, LLC, US      15      8      2      9      6  40.00%


  Prefix               AS Path                              Aggregation Suggestion
  38.64.171.0/24       4777 2516 174 400381   
  198.176.112.0/22     4777 2516 174 400381   
  198.176.112.0/23     4777 2497 6461 400381 + Announce - aggregate of 198.176.112.0/24 (4777 2497 6461 400381) and 198.176.113.0/24 (4777 2497 6461 400381)
  198.176.112.0/24     4777 2497 6461 400381 - Withdrawn - aggregated with 198.176.113.0/24 (4777 2497 6461 400381)
  198.176.113.0/24     4777 2497 6461 400381 - Withdrawn - aggregated with 198.176.112.0/24 (4777 2497 6461 400381)
  198.176.114.0/24     4777 2516 174 400381 - Withdrawn - matching aggregate 198.176.112.0/22 4777 2516 174 400381
  198.176.115.0/24     4777 2497 6461 400381   
  208.86.0.0/22        4777 2516 174 400381   
  208.86.0.0/22        4777 2497 6461 400381 + Announce - aggregate of 208.86.0.0/23 (4777 2497 6461 400381) and 208.86.2.0/23 (4777 2497 6461 400381)
  208.86.0.0/24        4777 2497 6461 400381 - Withdrawn - aggregated with 208.86.1.0/24 (4777 2497 6461 400381)
  208.86.1.0/24        4777 2497 6461 400381 - Withdrawn - aggregated with 208.86.0.0/24 (4777 2497 6461 400381)
  208.86.2.0/24        4777 2497 6461 400381 - Withdrawn - aggregated with 208.86.3.0/24 (4777 2497 6461 400381)
  208.86.3.0/24        4777 2497 6461 400381 - Withdrawn - aggregated with 208.86.2.0/24 (4777 2497 6461 400381)
  208.94.64.0/22       4777 2516 174 400381   
  208.94.64.0/24       4777 2497 6461 400381   
  208.94.66.0/24       4777 2516 174 400381 - Withdrawn - matching aggregate 208.94.64.0/22 4777 2516 174 400381
  208.94.67.0/24       4777 2497 6461 400381   

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

AS400381   12 More Specifics   15 Total Advertisements   CENTRICTX-ASN - Centric Fiber Texas, LLC, US
    38.64.171.0/24                38.0.0.0/8
    198.176.112.0/24              198.176.112.0/22
    198.176.113.0/24              198.176.112.0/22
    198.176.114.0/24              198.176.112.0/22
    198.176.115.0/24              198.176.112.0/22
    208.86.0.0/24                 208.86.0.0/22
    208.86.1.0/24                 208.86.0.0/22
    208.86.2.0/24                 208.86.0.0/22
    208.86.3.0/24                 208.86.0.0/22
    208.94.64.0/24                208.94.64.0/22
    208.94.66.0/24                208.94.64.0/22
    208.94.67.0/24                208.94.64.0/22

Whois Entry

whois: 402609

IANA has recorded AS400381 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS400381\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:       400381
             ASName:         CENTRICTX-ASN
             ASHandle:       AS400381
             RegDate:        2022-01-18
             Updated:        2022-10-10
             Comment:        https://www.centricfiber.com
             Ref:            https://rdap.arin.net/registry/autnum/400381
             
             
             OrgName:        Centric Fiber Texas, LLC
             OrgId:          CFL-177
             Address:        9950 Woodloch Forest Drive
             Address:        Suite 2200
             City:           The Woodlands
             StateProv:      TX
             PostalCode:     77380
             Country:        US
             RegDate:        2021-02-08
             Updated:        2025-08-05
             Comment:        https://www.centricfiber.com
             Ref:            https://rdap.arin.net/registry/entity/CFL-177
             
             
             OrgNOCHandle: NOC33521-ARIN
             OrgNOCName:   NOC
             OrgNOCPhone:  +1-877-342-7270 
             OrgNOCEmail:  noc@centricfiber.com
             OrgNOCRef:    https://rdap.arin.net/registry/entity/NOC33521-ARIN
             
             OrgRoutingHandle: CALLA213-ARIN
             OrgRoutingName:   Callantine, Vernon 
             OrgRoutingPhone:  +1-352-852-5881 
             OrgRoutingEmail:  vernon.callantine@centricfiber.com
             OrgRoutingRef:    https://rdap.arin.net/registry/entity/CALLA213-ARIN
             
             OrgDNSHandle: CALLA213-ARIN
             OrgDNSName:   Callantine, Vernon 
             OrgDNSPhone:  +1-352-852-5881 
             OrgDNSEmail:  vernon.callantine@centricfiber.com
             OrgDNSRef:    https://rdap.arin.net/registry/entity/CALLA213-ARIN
             
             OrgAbuseHandle: TNO70-ARIN
             OrgAbuseName:   Technical and Network Operations
             OrgAbusePhone:  +1-877-342-7270 
             OrgAbuseEmail:  vernon.callantine@centricfiber.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/TNO70-ARIN
             
             OrgTechHandle: WARDS89-ARIN
             OrgTechName:   Ward, Sean 
             OrgTechPhone:  +1-877-342-7270 
             OrgTechEmail:  sean.ward@centric-us.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/WARDS89-ARIN
             
             OrgDNSHandle: NOC33521-ARIN
             OrgDNSName:   NOC
             OrgDNSPhone:  +1-877-342-7270 
             OrgDNSEmail:  noc@centricfiber.com
             OrgDNSRef:    https://rdap.arin.net/registry/entity/NOC33521-ARIN
             
             OrgRoutingHandle: NOC33521-ARIN
             OrgRoutingName:   NOC
             OrgRoutingPhone:  +1-877-342-7270 
             OrgRoutingEmail:  noc@centricfiber.com
             OrgRoutingRef:    https://rdap.arin.net/registry/entity/NOC33521-ARIN
             
             OrgTechHandle: TNO70-ARIN
             OrgTechName:   Technical and Network Operations
             OrgTechPhone:  +1-877-342-7270 
             OrgTechEmail:  vernon.callantine@centricfiber.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/TNO70-ARIN
             
             OrgAbuseHandle: NOC33521-ARIN
             OrgAbuseName:   NOC
             OrgAbusePhone:  +1-877-342-7270 
             OrgAbuseEmail:  noc@centricfiber.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/NOC33521-ARIN
             
             OrgTechHandle: CALLA213-ARIN
             OrgTechName:   Callantine, Vernon 
             OrgTechPhone:  +1-352-852-5881 
             OrgTechEmail:  vernon.callantine@centricfiber.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/CALLA213-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.
             #