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ASN REPORT — AS28126 · BRISANET SERVICOS DE TELECOMUNICACOES S.A

First sighted: Sept. 25, 2023, 3 a.m. · Last sighted: Jan. 11, 2026, 1:59 a.m.

Risk
1 (low)
Total hits
4344
Total errors
792
Observed IPs
3303
Top country
N/A
Top city
N/A

Risk

Model: v1 Computed: 2026-01-18 11:55:00
Risk score
1
Low
Risk gradient
Key drivers are enriched against the published annotator catalog when available; otherwise sensible defaults are used.
Key drivers
Credential brute forcing
Repeated authentication attempts consistent with password guessing or credential stuffing.
cred
Hits 7
Points 21.56
User-Agent anomaly
User-Agent signals look missing, inconsistent, or indicative of non-browser tooling.
ua
Hits 64
Points 5.84
Scan velocity
High request rate and broad endpoint coverage suggest scanning or automated enumeration.
scan_velocity
Hits 6
Points 3.78
Request size anomaly
Requests are unusually large or shaped in a way that suggests abuse or automation.
request_size
Hits 20
Points 2.34
Protocol anomaly
Request structure or protocol-level signals deviate from typical browser HTTP traffic.
proto
Hits 3
Points 1.85

Traffic

Rollup

Daily activity (hits per day) and basic HTTP rollup counters for this ASN.

Loading activity…
Daily activity (hits per day). Total in window: —.
Traffic rollup
HTTP status classes, URL diversity, and totals.
2xx
1345
3xx
2130
4xx
746
5xx
46
Unique URLs
3535
Total hits
4344
First seen
Sept. 25, 2023, 3 a.m.
Last seen
Jan. 11, 2026, 1:59 a.m.

Annotators (All-time)

Heatmap of annotator × severity. Darker cells mean more volume in that band. Tip: switch to Weighted points to see what drives impact (not just noise).

Severity →
Low High
Credential brute forcing cred
Repeated authentication attempts consistent with password guessing or credential stuffing.
hits 7 pts 21.56
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
10 3 1 11.66 Dec. 20, 2023, 3:24 p.m. Dec. 20, 2023, 3:24 p.m.
cred 3
12 2 1 9.90 Dec. 20, 2023, 3:24 p.m. Dec. 20, 2023, 3:24 p.m.
cred 2
0 2 1 0.00 Dec. 20, 2023, 3:24 p.m. Dec. 20, 2023, 3:24 p.m.
cred 2
User-Agent anomaly ua
User-Agent signals look missing, inconsistent, or indicative of non-browser tooling.
hits 64 pts 5.84
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
8 34 1 3.54 Aug. 23, 2025, 7:46 a.m. Nov. 6, 2025, 11:21 p.m.
ua 34
6 28 1 2.02 April 26, 2024, 3:25 a.m. Nov. 28, 2025, 6:35 a.m.
ua 28
10 2 1 0.29 April 14, 2025, 4:09 p.m. April 24, 2025, 10:07 p.m.
ua 2
Scan velocity scan_velocity
High request rate and broad endpoint coverage suggest scanning or automated enumeration.
hits 6 pts 3.78
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
10 3 1 3.78 Dec. 2, 2024, 12:40 p.m. June 27, 2025, 4:38 a.m.
scan_velocity 3
0 3 1 0.00 Dec. 2, 2024, 12:40 p.m. June 27, 2025, 4:38 a.m.
scan_velocity 3
Request size anomaly request_size
Requests are unusually large or shaped in a way that suggests abuse or automation.
hits 20 pts 2.34
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
12 5 1 2.34 Feb. 27, 2025, 10:38 a.m. March 13, 2025, 4:51 a.m.
request_size 5
0 15 1 0.00 Feb. 27, 2025, 10:38 a.m. Oct. 11, 2025, 8:51 p.m.
request_size 15
Protocol anomaly proto
Request structure or protocol-level signals deviate from typical browser HTTP traffic.
hits 3 pts 1.85
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
11 3 1 1.85 Sept. 30, 2025, 9:07 p.m. Sept. 30, 2025, 9:08 p.m.
proto 3

HTTP Status Breakdown

Response mix grouped by status class (2xx/3xx/4xx/5xx). Auto-loads a single aggregation and renders a donut.

Loading status mix…
Running one aggregation and rendering the chart.

Geolocation

Live geolocation and map tiles auto-load for this ASN snapshot (peer IPs with coordinates).

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SUBNETS HELD BY THIS ISP

Derived from ISP snapshot peers (Option A). Grouped into IPv4 /24 and IPv6 /48 by default.
IPv4
IPv6
Limit
Loading subnets…

Interesting IPs

Top risky peers inside this ASN (latest snapshot). Sorted by risk score, then hits.

No peer rows available for this ASN snapshot.