Addresses
32,768
32.8K
Sub-ranges
23+
within this block
PTR Density
0.0%
2 of 32.8K 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 (15y) +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 1.20.128.0/17
| CIDR | IPs | Organization | ASN | Country |
|---|---|---|---|---|
| 1.20.128.0/18 | 16.4K | TOT Public Company Limited | AS23969 | TH |
| 1.20.128.0/19 | 8.2K | — | AS23969 | TH |
| 1.20.160.0/19 | 8.2K | — | AS23969 | TH |
| 1.20.224.0/19 | 8.2K | — | AS23969 | TH |
| 1.20.192.0/19 | 8.2K | TOT Public Company Limited | AS23969 | TH |
| 1.20.128.0/20 | 4.1K | — | AS23969 | TH |
| 1.20.208.0/20 | 4.1K | — | AS23969 | TH |
| 1.20.224.0/20 | 4.1K | TOT Public Company Limited | AS23969 | TH |
| 1.20.224.0/20 | 4.1K | — | AS23969 | TH |
| 1.20.240.0/20 | 4.1K | — | AS23969 | TH |
| 1.20.192.0/20 | 4.1K | — | AS23969 | TH |
| 1.20.176.0/20 | 4.1K | — | AS23969 | TH |
| 1.20.160.0/20 | 4.1K | — | AS23969 | TH |
| 1.20.144.0/20 | 4.1K | — | AS23969 | TH |
| 1.20.248.0/21 | 2.0K | TOT Public Company Limited | AS23969 | TH |
| 1.20.144.0/21 | 2.0K | — | AS23969 | TH |
| 1.20.152.0/21 | 2.0K | — | AS23969 | TH |
| 1.20.148.0/22 | 1.0K | — | AS23969 | TH |
| 1.20.144.0/22 | 1.0K | — | AS23969 | TH |
| 1.20.240.0/22 | 1.0K | TOT Public Company Limited | AS23969 | TH |
| 1.20.244.0/23 | 512 | TOT Public Company Limited | AS23969 | TH |
| 1.20.246.0/24 | 256 | TOT Public Company Limited | AS23969 | TH |
| 1.20.247.0/24 | 256 | Ministry of education | AS23974 | TH |
Geolocation
First 256 of 32,768 IP addresses in 1.20.128.0/17
1.20.128.0
1.20.128.1
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+ 32.5K more (range too large to list inline)
BGP Routing
Live BGP anomalies →Not announced as an exact prefix — covered by the announced supernet 1.20.0.0/16.
Announced prefix
Origin AS
Announcement samples
110,228
Last seen
2026-09-02 03:29:25
Frequently Asked Questions
What is 1.20.128.0/17?
1.20.128.0/17 is a CIDR network block containing 32,768 IPv4 addresses (from 1.20.128.0 to 1.20.255.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.
Who owns the 1.20.128.0/17 network?
The 1.20.128.0/17 range is allocated to an unknown organization and announced via AS23969 from Thailand.
Last updated: 2026-09-02 04:39:12 UTC
