Report for 23481

Name

HCTC-LINK1 - Hill Country Telephone Cooperative, 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.

23481 HCTC-LINK1 - Hill Country Telephone Cooperative, Inc., US

  Adjacency:     5  Upstream:     3  Downstream:     2
  Upstream Adjacent AS list
    AS1299          TWELVE99 - Arelion Sweden AB, SE
    AS174           COGENT-174 - Cogent Communications, LLC, US
    AS46849         TLSN-TX - TEXAS LONE STAR NETWORK, LLC, US
  Downstream Adjacent AS list
    AS19819         BRADYCOM - Brady Communications, LLC, US
    AS13392         R18ESC - Region 18 Education Service Center, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
6391  AS23481        ORG+TRN Originate:      22528 /17.54  Transit:        512 /23.00 HCTC-LINK1 - Hill Country Telephone Cooperative, 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       %
 9955 AS23481       HCTC-LINK1 - Hill Country Telephone Cooperati     25      8      4     21      4  16.00%


  Prefix               AS Path                              Aggregation Suggestion
  64.127.200.0/22      4777 2516 174 23481    
  64.127.204.0/23      4777 2516 174 23481  + Announce - aggregate of 64.127.204.0/24 (4777 2516 174 23481) and 64.127.205.0/24 (4777 2516 174 23481)
  64.127.204.0/24      4777 2516 174 23481  - Withdrawn - aggregated with 64.127.205.0/24 (4777 2516 174 23481)
  64.127.205.0/24      4777 2516 174 23481  - Withdrawn - aggregated with 64.127.204.0/24 (4777 2516 174 23481)
  64.127.206.0/23      4608 7575 1299 23481 + Announce - aggregate of 64.127.206.0/24 (4608 7575 1299 23481) and 64.127.207.0/24 (4608 7575 1299 23481)
  64.127.206.0/24      4608 7575 1299 23481 - Withdrawn - aggregated with 64.127.207.0/24 (4608 7575 1299 23481)
  64.127.207.0/24      4608 7575 1299 23481 - Withdrawn - aggregated with 64.127.206.0/24 (4608 7575 1299 23481)
  69.4.48.0/22         4608 7575 1299 23481   
  69.4.52.0/22         4777 2516 174 23481    
  69.4.56.0/22         4608 7575 1299 23481   
  69.4.60.0/22         4777 2516 174 23481    
  72.12.112.0/21       4608 7575 1299 23481   
  72.12.120.0/22       4777 2516 174 23481    
  72.12.124.0/22       4608 7575 1299 23481   
  98.143.176.0/22      4608 7575 1299 23481   
  98.143.180.0/22      4777 2516 174 23481    
  104.161.0.0/22       4608 7575 1299 23481 + Announce - aggregate of 104.161.0.0/23 (4608 7575 1299 23481) and 104.161.2.0/23 (4608 7575 1299 23481)
  104.161.0.0/23       4608 7575 1299 23481 - Withdrawn - aggregated with 104.161.2.0/23 (4608 7575 1299 23481)
  104.161.2.0/23       4608 7575 1299 23481 - Withdrawn - aggregated with 104.161.0.0/23 (4608 7575 1299 23481)
  104.161.4.0/22       4777 2516 174 23481  + Announce - aggregate of 104.161.4.0/23 (4777 2516 174 23481) and 104.161.6.0/23 (4777 2516 174 23481)
  104.161.4.0/23       4777 2516 174 23481  - Withdrawn - aggregated with 104.161.6.0/23 (4777 2516 174 23481)
  104.161.6.0/23       4777 2516 174 23481  - Withdrawn - aggregated with 104.161.4.0/23 (4777 2516 174 23481)
  152.228.40.0/23      4777 2516 174 23481    
  152.228.44.0/23      4608 7575 1299 23481   
  159.242.252.0/22     4608 7575 1299 23481   
  170.76.184.0/22      4777 2516 174 23481    
  173.224.0.0/21       4608 7575 1299 23481   
  173.224.8.0/21       4777 2516 174 23481    
  192.170.132.0/22     4608 7575 1299 23481   

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

AS23481   22 More Specifics   25 Total Advertisements   HCTC-LINK1 - Hill Country Telephone Cooperative, Inc., US
    64.127.200.0/22               64.127.200.0/21
    64.127.204.0/24               64.127.200.0/21
    64.127.205.0/24               64.127.200.0/21
    64.127.206.0/24               64.127.200.0/21
    64.127.207.0/24               64.127.200.0/21
    69.4.48.0/22                  69.4.48.0/20
    69.4.52.0/22                  69.4.48.0/20
    69.4.56.0/22                  69.4.48.0/20
    69.4.60.0/22                  69.4.48.0/20
    72.12.112.0/21                72.12.112.0/20
    72.12.120.0/22                72.12.112.0/20
    72.12.124.0/22                72.12.112.0/20
    98.143.176.0/22               98.143.176.0/21
    98.143.180.0/22               98.143.176.0/21
    104.161.0.0/23                104.161.0.0/21
    104.161.2.0/23                104.161.0.0/21
    104.161.4.0/23                104.161.0.0/21
    104.161.6.0/23                104.161.0.0/21
    152.228.40.0/23               152.228.40.0/21
    152.228.44.0/23               152.228.40.0/21
    173.224.0.0/21                173.224.0.0/20
    173.224.8.0/21                173.224.0.0/20

Whois Entry

whois: 402603

IANA has recorded AS23481 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS23481\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:       23481
             ASName:         HCTC-LINK1
             ASHandle:       AS23481
             RegDate:        2002-03-26
             Updated:        2013-01-14
             Ref:            https://rdap.arin.net/registry/autnum/23481
             
             
             OrgName:        Hill Country Telephone Cooperative, Inc.
             OrgId:          HCTC-3
             Address:        P.O. Drawer D
             City:           Ingram
             StateProv:      TX
             PostalCode:     78025
             Country:        US
             RegDate:        2002-03-26
             Updated:        2026-03-23
             Ref:            https://rdap.arin.net/registry/entity/HCTC-3
             
             
             OrgRoutingHandle: NETWO2450-ARIN
             OrgRoutingName:   Network Operations
             OrgRoutingPhone:  +1-830-367-5333 
             OrgRoutingEmail:  iptech@hctc.net
             OrgRoutingRef:    https://rdap.arin.net/registry/entity/NETWO2450-ARIN
             
             OrgNOCHandle: GITTE4-ARIN
             OrgNOCName:   Gitter, Adam 
             OrgNOCPhone:  +1-830-367-5333 
             OrgNOCEmail:  agitter@hctc.coop
             OrgNOCRef:    https://rdap.arin.net/registry/entity/GITTE4-ARIN
             
             OrgAbuseHandle: ABUSE1942-ARIN
             OrgAbuseName:   Abuse Management
             OrgAbusePhone:  +1-830-367-5333 
             OrgAbuseEmail:  abuse@hctc.net
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE1942-ARIN
             
             OrgTechHandle: GITTE4-ARIN
             OrgTechName:   Gitter, Adam 
             OrgTechPhone:  +1-830-367-5333 
             OrgTechEmail:  agitter@hctc.coop
             OrgTechRef:    https://rdap.arin.net/registry/entity/GITTE4-ARIN
             
             OrgTechHandle: NETWO2450-ARIN
             OrgTechName:   Network Operations
             OrgTechPhone:  +1-830-367-5333 
             OrgTechEmail:  iptech@hctc.net
             OrgTechRef:    https://rdap.arin.net/registry/entity/NETWO2450-ARIN
             
             OrgRoutingHandle: GITTE4-ARIN
             OrgRoutingName:   Gitter, Adam 
             OrgRoutingPhone:  +1-830-367-5333 
             OrgRoutingEmail:  agitter@hctc.coop
             OrgRoutingRef:    https://rdap.arin.net/registry/entity/GITTE4-ARIN
             
             RTechHandle: NETWO2450-ARIN
             RTechName:   Network Operations
             RTechPhone:  +1-830-367-5333 
             RTechEmail:  iptech@hctc.net
             RTechRef:    https://rdap.arin.net/registry/entity/NETWO2450-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.
             #