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CIDR Range

157.197.120.0/22

Addresses
1,024
1.0K
Sub-ranges
0+
within this block
PTR Density
30.2%
309 of 1.0K 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 →

Geolocation

First and last addresses in 157.197.120.0/22

157.197.120.0/22 runs from 157.197.120.0 to 157.197.123.255.

First 16
Last 16

Not announced as an exact prefix — covered by the announced supernet 157.197.64.0/18.

Announced prefix
Origin AS
Announcement samples
48,829
Last seen
2026-11-03 22:35:06

RIR Ownership History

Atom feed ⇲

Allocation changes captured from regional internet registry (RIR) delegation files, re-imported every six hours.

Date Event From To
2026-05-10 RIR Transfer arin apnic

Frequently Asked Questions

What is 157.197.120.0/22?

157.197.120.0/22 is a CIDR network block containing 1,024 IPv4 addresses (from 157.197.120.0 to 157.197.123.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 157.197.120.0/22 network?

The 157.197.120.0/22 range is allocated to SamsungSDS Inc. and announced via AS6619 from South Korea.

Last updated: 2026-11-03 22:54:06 UTC
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