IPv4 addresses
212,992
CIDR ranges
9
Category
enterprise
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.
69/100
Moderate
How this score is built
- Baseline (neutral) 65
- Enterprise allocation +4
- Trust score 69 / 100
Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →
Largest CIDR ranges
| CIDR | IPs | PTR Density | ASN | Country | State | City |
|---|---|---|---|---|---|---|
| 191.53.0.0/16 | 65.5K |
69.7%
|
AS28202 | BR | São Paulo | Taubaté |
| 177.44.0.0/17 | 32.8K |
87.1%
|
AS28202 | BR | Minas Gerais | Montes Claros |
| 191.240.0.0/17 | 32.8K |
82.4%
|
AS28202 | BR | Minas Gerais | Paracatu |
| 177.130.128.0/18 | 16.4K |
91.7%
|
AS28202 | BR | Minas Gerais | Montes Claros |
| 186.216.64.0/18 | 16.4K |
82.8%
|
AS28202 | BR | São Paulo | Taubaté |
| 187.44.0.0/18 | 16.4K |
92.4%
|
AS28202 | BR | Minas Gerais | Montes Claros |
| 187.120.64.0/18 | 16.4K |
93.9%
|
AS28202 | BR | Minas Gerais | Paracatu |
| 179.189.160.0/19 | 8.2K |
85.3%
|
AS28202 | BR | Minas Gerais | Itajubá |
| 189.91.0.0/19 | 8.2K |
89.9%
|
AS28202 | BR | Minas Gerais | Divinópolis |
Frequently Asked Questions
How many IP addresses does MASTER SA own?
MASTER SA controls 213.0K IPv4 addresses distributed across 9 CIDR ranges. The organization is registered in Brazil.
What type of organization is MASTER SA?
MASTER SA is categorized as enterprise. This classification is based on the organization's primary use of its IP address allocations.
Last updated: 2026-09-10 18:54:06 UTC
