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Autonomous System

AS21565

Horry Telephone Cooperative, Inc.

Horry Telephone Cooperative, Inc. United States 🌐 htcinc.net
Announced IPs
119,552
CIDR prefixes
112
ASN
AS21565

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

70/100
Moderate
How this score is built

Experimental · trust-vectors model v1.3.0 — a transparent heuristic, not a definitive verdict. How it works →

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
64.138.208.0/20 4.1K
99.2%
Horry Telephone Cooperative, Inc. US South Carolina Myrtle Beach
64.150.144.0/20 4.1K
98.8%
Horry Telephone Cooperative, Inc. US South Carolina Myrtle Beach
66.153.128.0/20 4.1K
99.0%
Horry Telephone Cooperative, Inc. US — —
66.153.224.0/20 4.1K
98.7%
Horry Telephone Cooperative, Inc. US South Carolina Myrtle Beach
108.175.176.0/20 4.1K
98.9%
Horry Telephone Cooperative, Inc. US South Carolina Longs
152.44.112.0/20 4.1K
99.0%
Horry Telephone Cooperative, Inc. US South Carolina Myrtle Beach
159.117.176.0/20 4.1K
99.2%
Horry Telephone Cooperative, Inc. US — —
198.52.224.0/20 4.1K
98.5%
Horry Telephone Cooperative, Inc. US South Carolina Conway
216.223.208.0/20 4.1K
98.9%
Horry Telephone Cooperative, Inc. US South Carolina Conway
64.138.240.0/21 2.0K
98.2%
Horry Telephone Cooperative, Inc. US — —
66.153.144.0/21 2.0K
98.9%
Horry Telephone Cooperative, Inc. US — —
66.153.168.0/21 2.0K
99.0%
Horry Telephone Cooperative, Inc. US — —
66.153.176.0/21 2.0K
98.7%
Horry Telephone Cooperative, Inc. US — —
66.153.200.0/21 2.0K
99.0%
Horry Telephone Cooperative, Inc. US — —
66.153.216.0/21 2.0K
98.7%
Horry Telephone Cooperative, Inc. US — —
66.153.240.0/21 2.0K
98.7%
Horry Telephone Cooperative, Inc. US South Carolina Myrtle Beach
67.212.48.0/21 2.0K
99.2%
Horry Telephone Cooperative, Inc. US — —
107.190.144.0/21 2.0K
98.5%
Horry Telephone Cooperative, Inc. US South Carolina North Myrtle Beach
159.117.168.0/21 2.0K
98.9%
Horry Telephone Cooperative, Inc. US — —
162.221.104.0/21 2.0K
99.5%
Horry Telephone Cooperative, Inc. US South Carolina Myrtle Beach
162.252.0.0/21 2.0K
99.1%
Horry Telephone Cooperative, Inc. US South Carolina Conway
198.29.48.0/21 2.0K
99.1%
Horry Telephone Cooperative, Inc. US South Carolina Myrtle Beach
206.195.72.0/21 2.0K
99.3%
Horry Telephone Cooperative, Inc. US South Carolina Myrtle Beach
206.195.88.0/21 2.0K
99.0%
Horry Telephone Cooperative, Inc. US — —
216.16.160.0/21 2.0K
99.0%
Horry Telephone Cooperative, Inc. US — —
216.16.184.0/21 2.0K
98.4%
Horry Telephone Cooperative, Inc. US — —
216.223.200.0/21 2.0K
98.6%
Horry Telephone Cooperative, Inc. US — —
64.138.192.0/22 1.0K
98.9%
Horry Telephone Cooperative, Inc. US — —
64.138.204.0/22 1.0K
98.9%
Horry Telephone Cooperative, Inc. US — —
64.138.236.0/22 1.0K
99.1%
Horry Telephone Cooperative, Inc. US — —
64.138.252.0/22 1.0K
98.8%
Horry Telephone Cooperative, Inc. US — —
64.150.128.0/22 1.0K
99.0%
Horry Telephone Cooperative, Inc. US — —
66.153.156.0/22 1.0K
99.2%
Horry Telephone Cooperative, Inc. US — —
66.153.184.0/22 1.0K
98.9%
Horry Telephone Cooperative, Inc. US — —
66.153.196.0/22 1.0K
99.3%
Horry Telephone Cooperative, Inc. US — —
66.153.208.0/22 1.0K
98.7%
Horry Telephone Cooperative, Inc. US — —
66.220.68.0/22 1.0K
98.6%
Horry Telephone Cooperative, Inc. US South Carolina Conway
66.220.72.0/22 1.0K
98.2%
Horry Telephone Cooperative, Inc. US South Carolina Conway
67.212.36.0/22 1.0K
99.1%
Horry Telephone Cooperative, Inc. US South Carolina Myrtle Beach
67.212.40.0/22 1.0K
98.4%
Horry Telephone Cooperative, Inc. US — —
67.212.60.0/22 1.0K
99.0%
Horry Telephone Cooperative, Inc. US — —
107.190.152.0/22 1.0K
99.1%
Horry Telephone Cooperative, Inc. US South Carolina Myrtle Beach
159.117.164.0/22 1.0K
98.9%
Horry Telephone Cooperative, Inc. US — —
198.232.104.0/22 1.0K
98.7%
Horry Telephone Cooperative, Inc. US — —
206.195.68.0/22 1.0K
99.4%
Horry Telephone Cooperative, Inc. US South Carolina Conway
216.16.168.0/22 1.0K
98.9%
Horry Telephone Cooperative, Inc. US — —
216.16.180.0/22 1.0K
98.2%
Horry Telephone Cooperative, Inc. US — —
216.223.196.0/22 1.0K
98.3%
Horry Telephone Cooperative, Inc. US — —
64.138.198.0/23 512
98.4%
Horry Telephone Cooperative, Inc. US — —
64.138.200.0/23 512
99.0%
Horry Telephone Cooperative, Inc. US — —
64.138.224.0/23 512
98.2%
Horry Telephone Cooperative, Inc. US — —
64.138.230.0/23 512
99.6%
Horry Telephone Cooperative, Inc. US — —
64.138.232.0/23 512
99.4%
Horry Telephone Cooperative, Inc. US — —
64.138.248.0/23 512
99.0%
Horry Telephone Cooperative, Inc. US — —
64.150.134.0/23 512
98.4%
Horry Telephone Cooperative, Inc. US — —
64.150.136.0/23 512
99.0%
Horry Telephone Cooperative, Inc. US — —
64.150.142.0/23 512
99.0%
Horry Telephone Cooperative, Inc. US — —
66.153.152.0/23 512
97.7%
Horry Telephone Cooperative, Inc. US — —
66.153.160.0/23 512
98.8%
Horry Telephone Cooperative, Inc. US — —
66.153.166.0/23 512
99.2%
Horry Telephone Cooperative, Inc. US — —
66.153.188.0/23 512
98.8%
Horry Telephone Cooperative, Inc. US — —
66.153.212.0/23 512
98.4%
Horry Telephone Cooperative, Inc. US — —
66.153.250.0/23 512
98.6%
Horry Telephone Cooperative, Inc. US South Carolina Myrtle Beach
66.153.252.0/23 512
99.8%
Horry Telephone Cooperative, Inc. US — —
66.220.66.0/23 512
98.4%
Horry Telephone Cooperative, Inc. US South Carolina Myrtle Beach
66.220.76.0/23 512
98.0%
Horry Telephone Cooperative, Inc. US South Carolina Longs
67.212.44.0/23 512
98.6%
Horry Telephone Cooperative, Inc. US — —
67.212.56.0/23 512
99.2%
Horry Telephone Cooperative, Inc. US — —
107.190.156.0/23 512
98.6%
Horry Telephone Cooperative, Inc. US South Carolina Loris
159.117.160.0/23 512
100.0%
Horry Telephone Cooperative, Inc. US — —
198.29.58.0/23 512
97.7%
Horry Telephone Cooperative, Inc. US — —
198.29.60.0/23 512
98.4%
Horry Telephone Cooperative, Inc. US South Carolina Loris
198.232.108.0/23 512
98.8%
Horry Telephone Cooperative, Inc. US — —
206.195.66.0/23 512
99.6%
Horry Telephone Cooperative, Inc. US South Carolina Loris
206.195.80.0/23 512
98.2%
Horry Telephone Cooperative, Inc. US — —
206.195.84.0/23 512
99.4%
Horry Telephone Cooperative, Inc. US — —
216.16.174.0/23 512
99.4%
Horry Telephone Cooperative, Inc. US — —
216.16.176.0/23 512
99.0%
Horry Telephone Cooperative, Inc. US — —
216.223.192.0/23 512
99.0%
Horry Telephone Cooperative, Inc. US — —
64.138.196.0/24 256
99.6%
Horry Telephone Cooperative, Inc. US — —
64.138.203.0/24 256
98.0%
Horry Telephone Cooperative, Inc. US — —
64.138.227.0/24 256
100.0%
Horry Telephone Cooperative, Inc. US — —
64.138.229.0/24 256
98.4%
Horry Telephone Cooperative, Inc. US — —
64.138.235.0/24 256
98.4%
Horry Telephone Cooperative, Inc. US — —
64.138.251.0/24 256
98.4%
Horry Telephone Cooperative, Inc. US — —
64.150.133.0/24 256
99.6%
Horry Telephone Cooperative, Inc. US — —
64.150.139.0/24 256
98.0%
Horry Telephone Cooperative, Inc. US — —
64.150.141.0/24 256
99.2%
Horry Telephone Cooperative, Inc. US — —
66.153.154.0/24 256
99.6%
Horry Telephone Cooperative, Inc. US — —
66.153.162.0/24 256
98.4%
Horry Telephone Cooperative, Inc. US — —
66.153.191.0/24 256
98.4%
Horry Telephone Cooperative, Inc. US — —
66.153.192.0/24 256
99.2%
Horry Telephone Cooperative, Inc. US — —
66.153.194.0/24 256
98.8%
Horry Telephone Cooperative, Inc. US — —
66.153.215.0/24 256
100.0%
Horry Telephone Cooperative, Inc. US — —
66.153.255.0/24 256
98.8%
Horry Telephone Cooperative, Inc. US — —
66.220.65.0/24 256
98.0%
Horry Telephone Cooperative, Inc. US South Carolina Myrtle Beach
66.220.78.0/24 256
98.8%
Horry Telephone Cooperative, Inc. US — —
67.212.33.0/24 256
98.8%
Horry Telephone Cooperative, Inc. US South Carolina Longs
67.212.35.0/24 256
98.0%
Horry Telephone Cooperative, Inc. US South Carolina Myrtle Beach
67.212.47.0/24 256
98.8%
Horry Telephone Cooperative, Inc. US — —

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS21565 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
159.117.167.0/24 279,709 2026-11-06 16:47:08
152.44.118.0/24 279,625 2026-11-06 16:47:08
159.117.174.0/24 278,531 2026-11-06 16:47:05
159.117.172.0/24 278,434 2026-11-06 16:47:05
159.117.165.0/24 277,203 2026-11-06 16:47:05
152.44.114.0/24 277,088 2026-11-06 16:47:05
159.117.166.0/24 276,995 2026-11-06 16:47:05
152.44.125.0/24 276,824 2026-11-06 16:47:05
162.221.108.0/24 276,805 2026-11-06 16:47:05
152.44.115.0/24 276,798 2026-11-06 16:47:05
152.44.121.0/24 276,626 2026-11-06 16:47:05
152.44.113.0/24 276,593 2026-11-06 16:47:05
152.44.117.0/24 272,104 2026-10-15 06:17:45
152.44.116.0/24 272,056 2026-10-15 06:17:45
66.153.251.0/24 260,387 2026-11-06 16:46:35
206.195.75.0/24 258,425 2026-11-06 16:48:41
67.212.61.0/24 257,724 2026-11-06 16:46:35
67.212.63.0/24 257,606 2026-11-06 16:46:35
66.153.166.0/24 257,578 2026-11-06 16:46:39
67.212.62.0/24 257,474 2026-11-06 16:46:35
67.212.54.0/24 257,225 2026-11-06 16:46:35
64.138.241.0/24 257,172 2026-11-06 16:46:39
198.52.237.0/24 256,967 2026-11-06 16:48:41
66.220.71.0/24 256,904 2026-11-06 16:46:35
198.52.235.0/24 256,433 2026-11-06 16:48:34
66.153.147.0/24 252,474 2026-11-06 16:46:35
66.153.152.0/24 251,981 2026-11-06 16:46:35
66.153.236.0/24 251,579 2026-11-06 16:46:35
66.153.148.0/24 251,443 2026-11-06 16:46:35
216.223.223.0/24 239,757 2026-11-06 16:48:34
159.117.160.0/24 127,709 2026-11-06 16:47:12
108.175.182.0/24 127,061 2026-11-06 16:47:05
159.117.168.0/24 126,724 2026-11-06 16:47:05
66.153.146.0/24 124,165 2026-11-06 16:46:35
159.117.185.0/24 97,044 2026-11-06 16:47:05
159.117.187.0/24 96,459 2026-11-06 16:47:05
206.195.88.0/24 91,988 2026-11-06 16:48:34
206.195.90.0/24 90,989 2026-11-06 16:48:34
64.150.139.0/24 89,904 2026-11-06 16:46:35
66.153.145.0/24 88,421 2026-10-15 06:16:11
66.153.144.0/24 88,225 2026-10-15 06:16:11
66.220.67.0/24 87,222 2026-11-06 16:46:35
162.221.110.0/24 85,750 2026-11-06 16:47:05
152.44.127.0/24 83,830 2026-11-06 16:47:12
162.221.111.0/24 83,823 2026-11-06 16:47:05
108.175.181.0/24 83,716 2026-11-06 16:47:12
198.29.60.0/24 83,684 2026-11-06 16:48:47
107.190.155.0/24 83,674 2026-11-06 16:46:43
159.117.177.0/24 83,614 2026-11-06 16:47:12
107.190.147.0/24 83,614 2026-11-06 16:46:43

Showing top 50 of 489 announced prefixes by sample volume.

Frequently Asked Questions

What is AS21565?

AS21565 is an Autonomous System Number assigned to Horry Telephone Cooperative, Inc.. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).

How many IP addresses does AS21565 announce?

AS21565 announces 119.6K IPv4 addresses distributed across 112 routed CIDR prefixes. The network is registered in United States.

Who operates AS21565?

AS21565 is operated by Horry Telephone Cooperative, Inc.. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.

What country is AS21565 registered in?

AS21565 is registered in United States. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-11-06 16:54:05 UTC
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