Malicious IPs in Brazil
IPv4 networks located in Brazil that are currently flagged for malicious activity, aggregated from multiple external and internal threat intelligence sources. Snapshot of (UTC), updated daily.
Brazil at a glance
Brazil had 933 flagged IPv4 networks in the snapshot of 2026-10-10, rank #5 of 176 countries by absolute count. Relative to its allocated IPv4 space that is 11.4 flagged networks per million addresses, rank #34 of 77, close to the median of 10.6 across all rated countries. The largest category is brute force sources with 65% of the flagged networks, followed by other malicious networks (19%). The three networks (ASNs) with the most flagged IPs hold 17% of them, led by GOOGLE-CLOUD-PLATFORM - Google LLC (AS396982). Another 47 flagged IPv6 networks are located in Brazil.
Malicious activity in Brazil by category
A network listed in several categories counts once, in the most specific one. Also flagged: 47 IPv6 networks.
Brute force sources in Brazil
602 (65%)602 flagged networks, #5 of 159 countries for brute force sources. Sources of password guessing against SSH, mail, FTP and web logins. Brute Force Sources by Country
Other malicious networks in Brazil
173 (19%)173 flagged networks, #4 of 147 countries for other malicious networks. Addresses and ranges reported as malicious without a more specific category. Other Malicious Networks by Country
Botnet hosts in Brazil
85 (9%)85 flagged networks, #4 of 126 countries for botnet hosts. Infected hosts taking part in a botnet. Botnet Hosts by Country
Spam sources in Brazil
35 (4%)35 flagged networks, #6 of 85 countries for spam sources. Sources of email spam. Spam Sources by Country
C2 servers in Brazil
19 (2%)19 flagged networks, #8 of 52 countries for C2 servers. Command-and-control servers, payload hosts and other attacker-run infrastructure. C2 Servers by Country
Scanners in Brazil
19 (2%)19 flagged networks, #10 of 44 countries for scanners. Hosts scanning or probing services on the internet. Scanners by Country
Networks with the most flagged IPs in Brazil
Autonomous systems announcing the flagged networks located in Brazil.
| # | Network | Flagged networks |
|---|---|---|
| 1 | AS396982GOOGLE-CLOUD-PLATFORM - Google LLC | 67 |
| 2 | AS28573AS28573 - Claro NXT Telecomunicacoes Ltda | 50 |
| 3 | AS10429AS10429 - TELEFONICA BRASIL S.A | 43 |
| 4 | AS18881AS18881 - TELEFONICA BRASIL S.A | 41 |
| 5 | AS28202AS28202 - MASTER S/A | 37 |
| 6 | AS26599AS26599 - TELEFONICA BRASIL S.A | 31 |
| 7 | AS7738AS7738 - V tal | 23 |
| 8 | AS8167AS8167 - V tal | 19 |
| 9 | AS28343AS28343 - UNIFIQUE TELECOMUNICACOES S/A | 17 |
| 10 | AS263579AS263579 - ISUPER TELECOMUNICACOES INFO LTDA | 16 |
Compare Brazil with other countries
Ranked by flagged networks per million allocated IPv4 addresses.
Questions about Brazil
- How many malicious IP addresses are there in Brazil?
- On 2026-10-10, 933 IPv4 networks (/24 blocks) located in Brazil were flagged for malicious activity, with 2,046 listed IPv4 addresses and 47 IPv6 networks. Each /24 counts once, however many of its addresses are listed.
- Which networks in Brazil host the most flagged IPs?
- GOOGLE-CLOUD-PLATFORM - Google LLC (AS396982, 67 networks), AS28573 - Claro NXT Telecomunicacoes Ltda (AS28573, 50 networks), AS10429 - TELEFONICA BRASIL S.A (AS10429, 43 networks). Large hosting providers appear because attackers rent their servers, not necessarily because of the operator.
Query this data per IP via the API
Look up threat categories, reputation score, ASN and geolocation for any address in Brazil or anywhere else with one API call.