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CIDR Range

163.128.42.20/32

Addresses
1
1
Sub-ranges
0+
within this block

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.

50/100
Caution
How this score is built

Experimental · trust-vectors model v1.2.1 — a transparent heuristic, not a definitive verdict. How it works →

Geolocation

All 1 IP addresses in 163.128.42.20/32

This block is announced in BGP, observed across our RIPE RIS collectors.

Announced prefix
Origin AS
⚠ 2 origins (MOAS)
Announcement samples
13
Last seen
2026-08-16 09:35:42

Frequently Asked Questions

What is 163.128.42.20/32?

163.128.42.20/32 is a CIDR network block containing 1 IPv4 addresses (from 163.128.42.20 to 163.128.42.20). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 163.128.42.20/32 network?

The 163.128.42.20/32 range is allocated to SAO VIET NETWORK SOLUTIONS COMPANY LIMITED and announced via AS154546 from Vietnam.

How many IP addresses are in 163.128.42.20/32?

163.128.42.20/32 contains exactly 1 usable IPv4 addresses. A /32 prefix length means 1 addresses are covered by this single routing entry.

Last updated: 2026-10-14 02:09:05 UTC
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