Addresses
4,096
4.1K
Sub-ranges
13+
within this block
PTR Density
100.0%
4.1K of 4.1K 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.
76/100
Moderate
How this score is built
- Baseline (neutral) 65
- Long-established allocation (18y) +6
- Has a reverse-DNS (PTR) record +5
- Trust score 76 / 100
Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →
Ranges inside 113.164.0.0/20
| CIDR | IPs | Organization | ASN | Country |
|---|---|---|---|---|
| 113.164.0.0/21 | 2.0K | VNPT Corp | AS45899 | VN |
| 113.164.12.0/22 | 1.0K | VNPT Corp | AS45899 | VN |
| 113.164.10.0/23 | 512 | VNPT Corp | AS45899 | VN |
| 113.164.8.0/24 | 256 | VNPT Corp | AS45899 | VN |
| 113.164.9.128/25 | 128 | VNPT Corp | AS45899 | VN |
| 113.164.9.0/26 | 64 | VNPT Corp | AS45899 | VN |
| 113.164.9.64/27 | 32 | VNPT Corp | AS45899 | VN |
| 113.164.9.96/28 | 16 | VNPT Corp | AS45899 | VN |
| 113.164.9.112/29 | 8 | VNPT Corp | AS45899 | VN |
| 113.164.9.124/30 | 4 | VNPT Corp | AS45899 | VN |
| 113.164.9.122/31 | 2 | VNPT Corp | AS45899 | VN |
| 113.164.9.121/32 | 1 | VNPT Corp | AS45899 | VN |
| 113.164.9.120/32 | 1 | VNPT Corp | AS45899 | VN |
First 256 of 4,096 IP addresses in 113.164.0.0/20
113.164.0.0
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+ 3.8K more (range too large to list inline)
BGP Routing
Live BGP anomalies →Not announced as an exact prefix — covered by the announced supernet 113.164.0.0/16.
Announced prefix
Origin AS
Announcement samples
194,042
Last seen
2026-08-30 06:06:51
Frequently Asked Questions
What is 113.164.0.0/20?
113.164.0.0/20 is a CIDR network block containing 4,096 IPv4 addresses (from 113.164.0.0 to 113.164.15.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.
Who owns the 113.164.0.0/20 network?
The 113.164.0.0/20 range is allocated to VNPT Corp and announced via AS45899 from Vietnam.
Last updated: 2026-08-30 06:54:11 UTC
