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Autonomous System

AS400866

Harmony Networks, Inc.

Announced IPs
7,680
CIDR prefixes
25
ASN
AS400866

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.

65/100
Moderate
How this score is built

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
216.225.168.0/22 1.0K
0.0%
Harmony Networks, Inc. US
2.59.148.0/23 512
0.0%
Harmony Networks, Inc. DE
82.152.4.0/23 512
0.0%
Harmony Networks, Inc. GB
216.225.160.0/23 512
0.0%
Harmony Networks, Inc. US
216.225.164.0/23 512
0.0%
Harmony Networks, Inc. US
216.225.168.0/23 512
0.0%
Harmony Networks, Inc. US
23.251.53.0/24 256
0.0%
Harmony Networks, Inc. US
23.251.54.0/24 256
0.0%
Harmony Networks, Inc. US
45.87.100.0/24 256
0.0%
Harmony Networks, Inc. US
82.153.153.0/24 256
0.0%
Harmony Networks, Inc. GB
82.153.156.0/24 256
0.0%
Harmony Networks, Inc. GB
82.153.200.0/24 256
0.0%
Harmony Networks, Inc. GB
107.172.149.0/24 256
98.0%
Harmony Networks, Inc. US
128.14.57.0/24 256
0.0%
Harmony Networks, Inc. US
141.11.29.0/24 256
0.0%
Harmony Networks, Inc. FR
147.79.23.0/24 256
0.0%
Harmony Networks, Inc. US
194.79.15.0/24 256
0.0%
Harmony Networks, Inc. BG
198.44.161.0/24 256
0.0%
Harmony Networks, Inc. US
198.44.162.0/24 256
0.0%
Harmony Networks, Inc. US
213.210.63.0/24 256
7.4%
Harmony Networks, Inc. GB
213.218.211.0/24 256
98.0%
Harmony Networks, Inc. GB
213.218.233.0/24 256
0.0%
Wired ISP Inc. GB
216.225.160.0/24 256
0.0%
Harmony Networks, Inc. HK
216.225.161.0/24 256
0.0%
Harmony Networks, Inc. SG
216.225.163.0/24 256
0.0%
Harmony Networks, Inc. US
216.225.164.0/24 256
0.0%
Harmony Networks, Inc. KR Seoul Seoul
216.225.165.0/24 256
0.0%
Harmony Networks, Inc. US California Los Angeles
216.225.167.0/24 256
0.0%
Harmony Networks, Inc. US
216.225.168.0/24 256
0.0%
Harmony Networks, Inc. FR Île-de-France Paris
216.225.169.0/24 256
0.0%
Harmony Networks, Inc. US California Los Angeles
216.225.171.0/24 256
0.0%
Harmony Networks, Inc. US

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS400866 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
216.225.171.0/24 173,121 2026-09-11 09:09:49
216.225.167.0/24 172,673 2026-09-11 09:09:49
216.225.165.0/24 18,599 2026-09-11 08:24:17
198.44.161.0/24 18,407 2026-09-11 08:24:17
23.251.54.0/24 18,282 2026-09-11 09:03:19
216.225.169.0/24 18,244 2026-09-11 08:24:17
198.44.162.0/24 18,122 2026-09-11 08:24:17
23.251.53.0/24 16,719 2026-09-11 09:03:51
2.59.148.0/23 10,843 2026-09-11 09:03:43
216.225.160.0/24 10,162 2026-09-11 09:06:28
216.225.161.0/24 9,607 2026-09-11 09:06:28
45.87.100.0/24 9,335 2026-09-11 09:04:19
82.152.4.0/24 9,128 2026-09-11 09:03:21
82.153.200.0/24 9,084 2026-09-11 09:03:21
82.152.5.0/24 9,020 2026-09-11 09:03:21
82.153.156.0/24 9,001 2026-09-11 09:03:21
82.153.153.0/24 8,936 2026-09-11 09:03:21
107.172.149.0/24 8,815 2026-09-11 09:06:28
147.79.23.0/24 8,742 2026-09-11 09:06:28
141.11.29.0/24 8,587 2026-09-11 09:06:28
216.225.164.0/24 8,193 2026-09-11 09:06:28
213.210.63.0/24 8,007 2026-09-11 09:06:28
213.218.211.0/24 7,932 2026-09-11 09:06:28
194.79.15.0/24 7,929 2026-09-11 09:06:28
216.225.163.0/24 7,885 2026-09-11 09:06:28
216.225.168.0/24 6,442 2026-09-11 08:24:35
23.95.177.0/24 4,134 2026-07-28 03:06:38
104.168.31.0/24 3,989 2026-07-28 03:03:18
198.46.247.0/24 3,854 2026-07-28 03:05:18
79.61.166.0/24 3,847 2026-09-11 09:03:22
213.218.233.0/24 2,218 2026-07-31 08:35:06
181.215.112.0/24 1,310 2026-09-11 05:57:44
191.101.252.0/24 1,300 2026-09-11 05:57:44
185.148.69.0/24 1,299 2026-09-11 05:57:05
81.31.235.0/24 436 2026-09-11 05:51:43
216.225.170.0/24 58 2026-05-21 02:30:31

Frequently Asked Questions

What is AS400866?

AS400866 is an Autonomous System Number assigned to Harmony Networks, 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 AS400866 announce?

AS400866 announces 7.7K IPv4 addresses distributed across 25 routed CIDR prefixes. The network is registered in United States.

Who operates AS400866?

AS400866 is operated by Harmony Networks, Inc.. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.

What country is AS400866 registered in?

AS400866 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: 2026-09-11 09:11:16 UTC
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