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ASN REPORT — AS142403 · YISU CLOUD LTD

First sighted: July 26, 2023, 3 a.m. · Last sighted: Oct. 6, 2025, 2:59 a.m.

Risk
65 (med)
Total hits
987
Total errors
743
Observed IPs
22
Top country
N/A
Top city
N/A

Risk

Model: v1 Computed: 2026-01-18 11:55:12
Risk score
65
Medium
Risk gradient
Key drivers are enriched against the published annotator catalog when available; otherwise sensible defaults are used.
Key drivers
Path traversal attempts
Request paths/parameters resemble attempts to access files outside intended directories.
trav
Hits 232
Points 1532.56
Sensitive file probing
Requests target commonly sensitive files, configs, backups, or administrative resources.
sfp
Hits 88
Points 566.09
Command injection attempts
Request content resembles attempts to execute OS commands via an application.
cmdi
Hits 14
Points 244.78
Scan velocity
High request rate and broad endpoint coverage suggest scanning or automated enumeration.
scan_velocity
Hits 95
Points 204.91
Protocol anomaly
Request structure or protocol-level signals deviate from typical browser HTTP traffic.
proto
Hits 50
Points 26.73
Firewall probing
Traffic behavior suggests probing of access controls and protected surfaces.
fwprobe
Hits 1
Points 13.77
Credential brute forcing
Repeated authentication attempts consistent with password guessing or credential stuffing.
cred
Hits 3
Points 8.80
User-Agent anomaly
User-Agent signals look missing, inconsistent, or indicative of non-browser tooling.
ua
Hits 80
Points 7.66

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
20
3xx
29
4xx
741
5xx
2
Unique URLs
324
Total hits
987
First seen
July 26, 2023, 3 a.m.
Last seen
Oct. 6, 2025, 2:59 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
Path traversal attempts trav
Request paths/parameters resemble attempts to access files outside intended directories.
hits 232 pts 1532.56
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
28 88 1 589.39 June 2, 2024, 1:07 a.m. Oct. 5, 2025, 5:50 p.m.
trav 88
26 88 1 535.39 June 2, 2024, 1:07 a.m. Oct. 5, 2025, 5:50 p.m.
trav 88
30 56 1 407.78 June 2, 2024, 1:07 a.m. Oct. 5, 2025, 5:50 p.m.
trav 56
Sensitive file probing sfp
Requests target commonly sensitive files, configs, backups, or administrative resources.
hits 88 pts 566.09
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
34 88 1 566.09 June 2, 2024, 1:07 a.m. Oct. 5, 2025, 5:50 p.m.
sensitive_file 88
Command injection attempts cmdi
Request content resembles attempts to execute OS commands via an application.
hits 14 pts 244.78
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
28 7 1 146.61 June 2, 2024, 1:09 a.m. March 31, 2025, 4:33 p.m.
cmdi 7
22 7 1 98.18 June 2, 2024, 1:09 a.m. March 31, 2025, 4:33 p.m.
cmdi 7
Scan velocity scan_velocity
High request rate and broad endpoint coverage suggest scanning or automated enumeration.
hits 95 pts 204.91
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
22 35 1 124.74 June 2, 2024, 1:08 a.m. March 31, 2025, 4:33 p.m.
scan_velocity 35
20 10 1 32.40 June 2, 2024, 1:08 a.m. March 31, 2025, 4:33 p.m.
scan_velocity 10
18 10 1 29.16 June 2, 2024, 1:08 a.m. March 31, 2025, 4:33 p.m.
scan_velocity 10
16 6 1 15.55 June 2, 2024, 1:08 a.m. Sept. 24, 2024, 4:44 p.m.
scan_velocity 6
10 2 1 3.06 Nov. 6, 2024, 12:28 p.m. Nov. 15, 2024, 8:03 p.m.
scan_velocity 2
0 32 1 0.00 June 2, 2024, 1:08 a.m. March 31, 2025, 4:33 p.m.
scan_velocity 32
Protocol anomaly proto
Request structure or protocol-level signals deviate from typical browser HTTP traffic.
hits 50 pts 26.73
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
12 36 1 24.88 June 2, 2024, 1:07 a.m. Oct. 5, 2025, 5:50 p.m.
proto 36
3 14 1 1.85 June 2, 2024, 1:07 a.m. Jan. 29, 2025, 7:29 p.m.
proto 14
Firewall probing fwprobe
Traffic behavior suggests probing of access controls and protected surfaces.
hits 1 pts 13.77
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
34 1 1 13.77 July 26, 2023, 4:48 a.m. July 26, 2023, 4:48 a.m.
fwprobe 1
Credential brute forcing cred
Repeated authentication attempts consistent with password guessing or credential stuffing.
hits 3 pts 8.80
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
12 1 1 4.95 Jan. 8, 2024, 2:35 a.m. Jan. 8, 2024, 2:35 a.m.
cred 1
10 1 1 3.85 Jan. 8, 2024, 2:35 a.m. Jan. 8, 2024, 2:35 a.m.
cred 1
0 1 1 0.00 Jan. 8, 2024, 2:35 a.m. Jan. 8, 2024, 2:35 a.m.
cred 1
User-Agent anomaly ua
User-Agent signals look missing, inconsistent, or indicative of non-browser tooling.
hits 80 pts 7.66
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
8 45 1 4.68 June 2, 2024, 1:07 a.m. Oct. 5, 2025, 5:50 p.m.
ua 45
6 32 1 2.30 June 2, 2024, 1:07 a.m. March 31, 2025, 4:32 p.m.
ua 32
14 3 1 0.67 July 26, 2023, 4:48 a.m. Dec. 15, 2023, 10:08 p.m.
ua 3

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.