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CIDR Range

123.207.0.0/16

Addresses
65,536
65.5K
Sub-ranges
18+
within this block
PTR Density
0.0%
6 of 65.5K IPs have PTR

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.

80/100
Trusted
How this score is built

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

Ranges inside 123.207.0.0/16

CIDRIPsOrganizationASNCountry
123.207.0.0/17 32.8K Shenzhen Tencent Computer Systems Company Limited AS45090 CN
123.207.240.0/20 4.1K Shenzhen Tencent Computer Systems Company Limited AS45090 CN
123.207.192.0/20 4.1K Shenzhen Tencent Computer Systems Company Limited AS45090 CN
123.207.176.0/20 4.1K Shenzhen Tencent Computer Systems Company Limited AS45090 CN
123.207.160.0/20 4.1K Shenzhen Tencent Computer Systems Company Limited AS45090 CN
123.207.144.0/20 4.1K Shenzhen Tencent Computer Systems Company Limited AS45090 CN
123.207.136.0/21 2.0K Shenzhen Tencent Computer Systems Company Limited AS45090 CN
123.207.232.0/21 2.0K Shenzhen Tencent Computer Systems Company Limited AS45090 CN
123.207.216.0/21 2.0K Shenzhen Tencent Computer Systems Company Limited AS45090 CN
123.207.128.0/22 1.0K Shenzhen Tencent Computer Systems Company Limited AS45090 CN
123.207.212.0/22 1.0K Shenzhen Tencent Computer Systems Company Limited AS45090 CN
123.207.228.0/22 1.0K Shenzhen Tencent Computer Systems Company Limited AS45090 CN
123.207.210.0/23 512 Shenzhen Tencent Computer Systems Company Limited AS45090 CN
123.207.132.0/23 512 Shenzhen Tencent Computer Systems Company Limited AS45090 CN
123.207.224.0/23 512 Shenzhen Tencent Computer Systems Company Limited AS45090 CN
123.207.226.0/23 512 Shenzhen Tencent Computer Systems Company Limited AS45090 CN
123.207.134.0/23 512 Shenzhen Tencent Computer Systems Company Limited AS45090 CN
123.207.208.0/23 512 Shenzhen Tencent Computer Systems Company Limited AS45090 CN

First and last addresses in 123.207.0.0/16

123.207.0.0/16 runs from 123.207.0.0 to 123.207.255.255.

First 16
Last 16

Not announced as an exact prefix — covered by the announced supernet 123.206.0.0/15.

Announced prefix
Origin AS
Announcement samples
14,133
Last seen
2026-11-13 18:14:47

Frequently Asked Questions

What is 123.207.0.0/16?

123.207.0.0/16 is a CIDR network block containing 65,536 IPv4 addresses (from 123.207.0.0 to 123.207.255.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 123.207.0.0/16 network?

The 123.207.0.0/16 range is allocated to Shenzhen Tencent Computer Systems Company Limited and announced via AS45090 from China.

Last updated: 2026-11-13 18:09:05 UTC
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