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ASN REPORT — AS13238 · YANDEX LLC

First sighted: July 6, 2023, 3 a.m. · Last sighted: Jan. 10, 2026, 1:59 a.m.

Risk
100 (high)
Total hits
406945
Total errors
38223
Observed IPs
54119
Top country
N/A
Top city
N/A

Risk

Model: v1 Computed: 2026-01-18 11:55:16
Risk score
100
High
Risk gradient
Key drivers are enriched against the published annotator catalog when available; otherwise sensible defaults are used.
Key drivers
Automated client behavior
Traffic patterns strongly suggest automation rather than a human-operated browser.
bot
Hits 173665
Points 82490.88
User-Agent anomaly
User-Agent signals look missing, inconsistent, or indicative of non-browser tooling.
ua
Hits 29496
Points 2123.71
Command injection attempts
Request content resembles attempts to execute OS commands via an application.
cmdi
Hits 9
Points 126.22
Credential brute forcing
Repeated authentication attempts consistent with password guessing or credential stuffing.
cred
Hits 51
Points 118.69
Scan velocity
High request rate and broad endpoint coverage suggest scanning or automated enumeration.
scan_velocity
Hits 104
Points 72.07
Request size anomaly
Requests are unusually large or shaped in a way that suggests abuse or automation.
request_size
Hits 445
Points 25.39

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
255779
3xx
53925
4xx
32135
5xx
6088
Unique URLs
90803
Total hits
406945
First seen
July 6, 2023, 3 a.m.
Last seen
Jan. 10, 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
Automated client behavior bot
Traffic patterns strongly suggest automation rather than a human-operated browser.
hits 173665 pts 82490.88
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
10 173665 1 82490.88 July 6, 2023, 2:38 p.m. Jan. 10, 2026, 1:39 a.m.
bot 173665
User-Agent anomaly ua
User-Agent signals look missing, inconsistent, or indicative of non-browser tooling.
hits 29496 pts 2123.71
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
6 29496 1 2123.71 July 18, 2023, 12:01 a.m. Dec. 31, 2025, 2:30 p.m.
ua 29496
Command injection attempts cmdi
Request content resembles attempts to execute OS commands via an application.
hits 9 pts 126.22
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
22 9 1 126.22 Nov. 7, 2023, 5:43 p.m. June 21, 2025, 5:48 a.m.
cmdi 9
Credential brute forcing cred
Repeated authentication attempts consistent with password guessing or credential stuffing.
hits 51 pts 118.69
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
10 18 1 69.41 Sept. 6, 2023, 7:24 a.m. Sept. 26, 2025, 6:23 a.m.
cred 18
8 16 1 49.28 Sept. 6, 2023, 7:24 a.m. Feb. 16, 2025, 9:23 p.m.
cred 16
0 17 1 0.00 Sept. 6, 2023, 7:24 a.m. Sept. 26, 2025, 6:23 a.m.
cred 17
Scan velocity scan_velocity
High request rate and broad endpoint coverage suggest scanning or automated enumeration.
hits 104 pts 72.07
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
10 50 1 63.00 June 20, 2025, 1:43 a.m. June 20, 2025, 2:02 p.m.
scan_velocity 50
12 6 1 9.07 June 20, 2025, 1:52 p.m. June 20, 2025, 1:56 p.m.
scan_velocity 6
0 48 1 0.00 June 20, 2025, 1:43 a.m. June 20, 2025, 2:02 p.m.
scan_velocity 48
Request size anomaly request_size
Requests are unusually large or shaped in a way that suggests abuse or automation.
hits 445 pts 25.39
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
14 40 1 23.52 June 20, 2025, 10:20 a.m. Aug. 21, 2025, 11:15 p.m.
request_size 40
12 4 1 1.87 Dec. 23, 2024, 1:20 a.m. May 14, 2025, 11:26 p.m.
request_size 4
0 401 1 0.00 Dec. 28, 2024, 11:43 p.m. Dec. 17, 2025, 3:05 a.m.
request_size 401

HTTP Status Breakdown

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

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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
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Interesting IPs

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

No peer rows available for this ASN snapshot.