ASN AS21565 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS21565?

AS21565 is listed under Horry Telephone Cooperative, Inc..

What do peers, upstreams, and downstreams mean in ASN data?

Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.

What are routes and IP ranges for an ASN?

Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.

Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

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AS21565 Horry Telephone Cooperative, Inc.

Horry Telephone Cooperative, Inc. htcinc.net

US 435 Routes

AS Data

AS21565

AS21565 – Horry Telephone Cooperative, Inc.

AS Number	21565
AS Name	AS21565
Organization	Horry Telephone Cooperative, Inc. (htc-45)
Country	US
Website	htcinc.net
Number of IPv4 Routes	432
Number of IPv6 Routes	3
ASN type	ISP
Registry	ARIN
Date Allocated	2001-05-23

ASN Intelligence API for production workflows

Use ASN data for AS21565 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
66.153.226.0/24	AS21565	Horry Telephone Cooperative, Inc.	HTC Modem	256
64.138.254.0/24	AS21565	Horry Telephone Cooperative, Inc.	Horry Telephone Cooperative, Inc.	256
67.212.37.0/24	AS21565	Horry Telephone Cooperative, Inc.	HTC CGN IP	256
206.195.77.0/24	AS21565	Horry Telephone Cooperative, Inc.	Horry Telephone Cooperative, Inc.	256
216.223.201.0/24	AS21565	Horry Telephone Cooperative, Inc.	HTC	256
66.153.169.0/24	AS21565	Horry Telephone Cooperative, Inc.	HTC	256
216.223.196.0/24	AS21565	Horry Telephone Cooperative, Inc.	HTC	256
66.153.180.0/24	AS21565	Horry Telephone Cooperative, Inc.	HTC Cable Modem	256
66.153.174.0/24	AS21565	Horry Telephone Cooperative, Inc.	HTC Cable Modem	256
206.195.65.0/24	AS21565	Horry Telephone Cooperative, Inc.	HTC	256
66.153.246.0/24	AS21565	Horry Telephone Cooperative, Inc.	Horry Telephone Cooperative, Inc.	256
66.153.247.0/24	AS21565	Horry Telephone Cooperative, Inc.	Horry Telephone Cooperative, Inc.	256
198.52.227.0/24	AS21565	Horry Telephone Cooperative, Inc.	HTC	256
216.16.180.0/24	AS21565	Horry Telephone Cooperative, Inc.	HTC Cable Modem	256
64.138.248.0/24	AS21565	Horry Telephone Cooperative, Inc.	Horry Telephone Cooperative, Inc.	256
159.117.175.0/24	AS21565	Two Degrees Mobile Limited	Two Degrees Mobile Limited	256
66.153.137.0/24	AS21565	Horry Telephone Cooperative, Inc.	HTC Modem	256
67.212.38.0/24	AS21565	Horry Telephone Cooperative, Inc.	HTC Modem	256
206.195.94.0/24	AS21565	Horry Telephone Cooperative, Inc.	HTC	256
216.223.202.0/24	AS21565	Horry Telephone Cooperative, Inc.	HTC	256
64.150.156.0/24	AS21565	Horry Telephone Cooperative, Inc.	HTC Cable Modem	256
67.212.59.0/24	AS21565	Horry Telephone Cooperative, Inc.	Horry Telephone Cooperative, Inc.	256
198.52.233.0/24	AS21565	Horry Telephone Cooperative, Inc.	HTC	256
67.212.44.0/24	AS21565	Horry Telephone Cooperative, Inc.	HTC Modem	256
159.117.176.0/24	AS21565	Two Degrees Mobile Limited	Two Degrees Mobile Limited	256
66.153.136.0/24	AS21565	Horry Telephone Cooperative, Inc.	HTC Modem	256
162.221.108.0/24	AS21565	Horry Telephone Cooperative, Inc.	HTC	256
66.220.76.0/24	AS21565	Horry Telephone Cooperative, Inc.	Horry Telephone Cooperative, Inc.	256
64.138.225.0/24	AS21565	Horry Telephone Cooperative, Inc.	Horry Telephone Cooperative, Inc.	256
64.150.153.0/24	AS21565	Horry Telephone Cooperative, Inc.	HTC Modem	256
64.138.219.0/24	AS21565	Horry Telephone Cooperative, Inc.	Horry Telephone Cooperative, Inc.	256
66.153.231.0/24	AS21565	Horry Telephone Cooperative, Inc.	HTC Modem	256
206.195.64.0/24	AS21565	Horry Telephone Cooperative, Inc.	HTC	256
162.252.1.0/24	AS21565	Horry Telephone Cooperative, Inc.	Horry Telephone Cooperative, Inc.	256
66.153.223.0/24	AS21565	Horry Telephone Cooperative, Inc.	Horry Telephone Cooperative, Inc.	256
64.138.194.0/24	AS21565	Horry Telephone Cooperative, Inc.	Horry Telephone Cooperative, Inc.	256
67.212.42.0/24	AS21565	Horry Telephone Cooperative, Inc.	HTC Modem	256
67.212.51.0/24	AS21565	Horry Telephone Cooperative, Inc.	HTC Cable Modem	256
66.153.142.0/24	AS21565	Horry Telephone Cooperative, Inc.	HTC Modem	256
66.153.172.0/24	AS21565	Horry Telephone Cooperative, Inc.	HTC Modem	256
216.223.195.0/24	AS21565	Horry Telephone Cooperative, Inc.	HTC	256
64.138.218.0/24	AS21565	Horry Telephone Cooperative, Inc.	Horry Telephone Cooperative, Inc.	256
64.138.195.0/24	AS21565	Horry Telephone Cooperative, Inc.	Horry Telephone Cooperative, Inc.	256
198.29.62.0/24	AS21565	Horry Telephone Cooperative, Inc.	HTC Cable Modem	256
66.153.186.0/24	AS21565	Horry Telephone Cooperative, Inc.	Horry Telephone Cooperative, Inc.	256
66.153.201.0/24	AS21565	Horry Telephone Cooperative, Inc.	HTC Modem	256
64.150.155.0/24	AS21565	Horry Telephone Cooperative, Inc.	HTC Modem	256
2606:8400::/32	AS21565	Horry Telephone Cooperative, Inc.	Horry Telephone Cooperative, Inc.	~79×10²⁷
64.150.150.0/24	AS21565	Horry Telephone Cooperative, Inc.	HTC Cable Modem IP	256
66.153.143.0/24	AS21565	Horry Telephone Cooperative, Inc.	HTC Modem	256
159.117.169.0/24	AS21565	Two Degrees Mobile Limited	Two Degrees Mobile Limited	256
66.153.230.0/24	AS21565	Horry Telephone Cooperative, Inc.	HTC Modem	256
64.138.255.0/24	AS21565	Horry Telephone Cooperative, Inc.	Horry Telephone Cooperative, Inc.	256
66.153.216.0/24	AS21565	Horry Telephone Cooperative, Inc.	Horry Telephone Cooperative, Inc.	256
66.153.253.0/24	AS21565	Horry Telephone Cooperative, Inc.	Horry Telephone Cooperative, Inc.	256
66.153.167.0/24	AS21565	Horry Telephone Cooperative, Inc.	HORRY ELECTRIC COOPERATIVE	256
64.138.217.0/24	AS21565	Horry Telephone Cooperative, Inc.	Horry Telephone Cooperative, Inc.	256
216.223.198.0/24	AS21565	Horry Telephone Cooperative, Inc.	HTC	256
66.153.205.0/24	AS21565	Horry Telephone Cooperative, Inc.	InterCoastal Net Designs	256
159.117.168.0/24	AS21565	Two Degrees Mobile Limited	Two Degrees Mobile Limited	256

Raw Whois Response

#
# 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:       21565
ASName:         AS21565
ASHandle:       AS21565
RegDate:        2001-05-23
Updated:        2012-03-20
Ref:            https://rdap.arin.net/registry/autnum/21565


OrgName:        Horry Telephone Cooperative, Inc.
OrgId:          HTC-45
Address:        3480 Hwy 701 North
City:           Conway
StateProv:      SC
PostalCode:     29528
Country:        US
RegDate:        2012-01-18
Updated:        2024-11-25
Comment:        Please contact the HTC ARIN-Admin at 843-369-7857 or arin-admin@htcinc.net for all Law Enforcement inquiries and ABUSE reports pertaining to AS21565.associated to AS21565 that is related to Law Enforcement or CALEA inquiries...
Ref:            https://rdap.arin.net/registry/entity/HTC-45


OrgTechHandle: ARINA284-ARIN
OrgTechName:   ARIN-Admin
OrgTechPhone:  +1-843-369-7857 
OrgTechEmail:  arin-admin@htcinc.net
OrgTechRef:    https://rdap.arin.net/registry/entity/ARINA284-ARIN

OrgNOCHandle: ARINA284-ARIN
OrgNOCName:   ARIN-Admin
OrgNOCPhone:  +1-843-369-7857 
OrgNOCEmail:  arin-admin@htcinc.net
OrgNOCRef:    https://rdap.arin.net/registry/entity/ARINA284-ARIN

OrgRoutingHandle: NETWO10114-ARIN
OrgRoutingName:   Network Engineering
OrgRoutingPhone:  +1-843-369-8655 
OrgRoutingEmail:  brian.carroll@htcinc.net
OrgRoutingRef:    https://rdap.arin.net/registry/entity/NETWO10114-ARIN

OrgDNSHandle: ARINA284-ARIN
OrgDNSName:   ARIN-Admin
OrgDNSPhone:  +1-843-369-7857 
OrgDNSEmail:  arin-admin@htcinc.net
OrgDNSRef:    https://rdap.arin.net/registry/entity/ARINA284-ARIN

OrgAbuseHandle: ARINA284-ARIN
OrgAbuseName:   ARIN-Admin
OrgAbusePhone:  +1-843-369-7857 
OrgAbuseEmail:  arin-admin@htcinc.net
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ARINA284-ARIN

OrgRoutingHandle: IT383-ARIN
OrgRoutingName:   IT
OrgRoutingPhone:  +1-843-283-1839 
OrgRoutingEmail:  jimmy.anderson@htcinc.net
OrgRoutingRef:    https://rdap.arin.net/registry/entity/IT383-ARIN

OrgRoutingHandle: ARINA284-ARIN
OrgRoutingName:   ARIN-Admin
OrgRoutingPhone:  +1-843-369-7857 
OrgRoutingEmail:  arin-admin@htcinc.net
OrgRoutingRef:    https://rdap.arin.net/registry/entity/ARINA284-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.
#

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.arin.net",
  "aut_nums" : [ {
    "aut_num" : "21565",
    "as_handle" : "AS21565",
    "as_name" : "AS21565",
    "admin_contacts" : [ "ARINA284-ARIN" ],
    "tech_contacts" : [ "ARINA284-ARIN", "NETWO10114-ARIN", "IT383-ARIN", "ARINA284-ARIN" ],
    "abuse_contacts" : [ "ARINA284-ARIN" ],
    "date_created" : "2001-05-23",
    "date_updated" : "2012-03-20",
    "source" : "https://rdap.arin.net/registry/autnum/21565"
  } ],
  "organization" : {
    "handle" : "HTC-45",
    "name" : "Horry Telephone Cooperative, Inc.",
    "address" : [ "3480 Hwy 701 North", "Conway", "SC", "29528", "US" ],
    "street" : "Hwy 701",
    "city" : "North Conway",
    "state" : "SC",
    "zip_code" : "29528",
    "country" : [ "US" ],
    "date_created" : "2012-01-18",
    "date_updated" : "2024-11-25",
    "source" : "https://rdap.arin.net/registry/entity/HTC-45",
    "addressCountry" : "US"
  },
  "administrative_contacts" : [ {
    "handle" : "ARINA284-ARIN",
    "name" : "ARIN-Admin",
    "email" : [ "arin-admin@htcinc.net" ],
    "phone" : [ "+1-843-369-7857" ],
    "source" : "https://rdap.arin.net/registry/entity/ARINA284-ARIN"
  } ],
  "technical_contacts" : [ {
    "handle" : "ARINA284-ARIN",
    "name" : "ARIN-Admin",
    "email" : [ "arin-admin@htcinc.net" ],
    "phone" : [ "+1-843-369-7857" ],
    "source" : "https://rdap.arin.net/registry/entity/ARINA284-ARIN"
  }, {
    "handle" : "NETWO10114-ARIN",
    "name" : "Network Engineering",
    "email" : [ "brian.carroll@htcinc.net" ],
    "phone" : [ "+1-843-369-8655" ],
    "source" : "https://rdap.arin.net/registry/entity/NETWO10114-ARIN"
  }, {
    "handle" : "IT383-ARIN",
    "name" : "IT",
    "email" : [ "jimmy.anderson@htcinc.net" ],
    "phone" : [ "+1-843-283-1839" ],
    "source" : "https://rdap.arin.net/registry/entity/IT383-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "ARINA284-ARIN",
    "name" : "ARIN-Admin",
    "email" : [ "arin-admin@htcinc.net" ],
    "phone" : [ "+1-843-369-7857" ],
    "source" : "https://rdap.arin.net/registry/entity/ARINA284-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS2711	Spirit Communications	US

Upstreams

AS Number	Description	Country
AS2711	Spirit Communications	US

ASN Lookup Tool

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