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ASN REPORT — AS58461 · CT-HangZhou-IDC

First sighted: April 30, 2023, 3 a.m. · Last sighted: Feb. 23, 2026, 2 a.m.

Risk
13 (low)
Total hits
1616
Total errors
118
Observed IPs
128
Top country
China
Top city
Yanguan
Top region
Zhejiang

Risk

Model: v1 Computed: 2026-02-27 17:09:49
Risk score
13
Low
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 21
Points 151.32
Command injection attempts
Request content resembles attempts to execute OS commands via an application.
cmdi
Hits 4
Points 95.20
Sensitive file probing
Requests target commonly sensitive files, configs, backups, or administrative resources.
sfp
Hits 8
Points 59.84
Request size anomaly
Requests are unusually large or shaped in a way that suggests abuse or automation.
request_size
Hits 43
Points 35.28
User-Agent anomaly
User-Agent signals look missing, inconsistent, or indicative of non-browser tooling.
ua
Hits 35
Points 4.60
Protocol anomaly
Request structure or protocol-level signals deviate from typical browser HTTP traffic.
proto
Hits 6
Points 4.32

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
1498
3xx
0
4xx
118
5xx
0
Unique URLs
0
Total hits
1616
First seen
April 30, 2023, 3 a.m.
Last seen
Feb. 23, 2026, 2 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 21 pts 151.32
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
28 8 2 58.24 May 7, 2024, 12:28 a.m. Sept. 21, 2024, 12:12 p.m. —
26 8 2 54.08 May 7, 2024, 12:28 a.m. Sept. 21, 2024, 12:12 p.m. —
30 5 2 39.00 May 7, 2024, 12:28 a.m. Sept. 21, 2024, 12:12 p.m. —
Command injection attempts cmdi
Request content resembles attempts to execute OS commands via an application.
hits 4 pts 95.20
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
28 4 2 95.20 Jan. 17, 2025, 4:40 p.m. Jan. 28, 2025, 3:36 a.m. —
Sensitive file probing sfp
Requests target commonly sensitive files, configs, backups, or administrative resources.
hits 8 pts 59.84
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
34 8 2 59.84 May 7, 2024, 12:28 a.m. Sept. 21, 2024, 12:12 p.m. —
Request size anomaly request_size
Requests are unusually large or shaped in a way that suggests abuse or automation.
hits 43 pts 35.28
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
14 42 42 35.28 Dec. 14, 2025, 9:57 p.m. Feb. 22, 2026, 6:05 p.m. —
0 1 1 0.00 Nov. 24, 2025, 6:56 a.m. Nov. 24, 2025, 6:56 a.m. —
User-Agent anomaly ua
User-Agent signals look missing, inconsistent, or indicative of non-browser tooling.
hits 35 pts 4.60
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
6 29 19 3.48 May 30, 2023, 1:01 a.m. April 6, 2025, 1:59 p.m. —
8 4 2 0.64 May 7, 2024, 12:28 a.m. Sept. 21, 2024, 12:12 p.m. —
12 2 1 0.48 March 23, 2025, 6:06 a.m. March 23, 2025, 6:06 a.m. —
Protocol anomaly proto
Request structure or protocol-level signals deviate from typical browser HTTP traffic.
hits 6 pts 4.32
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
12 4 2 3.84 May 7, 2024, 12:28 a.m. Sept. 21, 2024, 12:12 p.m. —
3 2 2 0.48 May 7, 2024, 12:28 a.m. Sept. 21, 2024, 12:11 p.m. —

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).

Loading map…

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.

183.131.19.86 low
Open report
7 /100
Last seen 2025-01-29 02:00
Hits
4
Errors
0
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
125.122.12.36 low
Open report
4 /100
Last seen 2024-09-22 03:00
Hits
16
Errors
14
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
61.153.191.115 low
Open report
4 /100
Last seen 2024-05-07 03:00
Hits
10
Errors
7
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
183.136.225.32 low
Open report
0 /100
Last seen 2024-02-14 02:00
Hits
224
Errors
9
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
115.231.78.12 low
Open report
0 /100
Last seen 2025-10-01 03:00
Hits
161
Errors
4
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
60.188.57.0 low
Open report
0 /100
Last seen 2026-02-09 02:00
Hits
118
Errors
11
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
183.134.59.131 low
Open report
0 /100
Last seen 2025-08-18 03:00
Hits
96
Errors
0
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
115.231.78.8 low
Open report
0 /100
Last seen 2025-09-19 03:00
Hits
90
Errors
0
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
183.134.59.130 low
Open report
0 /100
Last seen 2025-01-17 02:00
Hits
70
Errors
0
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
183.136.225.9 low
Open report
0 /100
Last seen 2023-09-06 03:00
Hits
50
Errors
6
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
115.231.78.15 low
Open report
0 /100
Last seen 2025-09-14 03:00
Hits
47
Errors
6
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
183.136.225.5 low
Open report
0 /100
Last seen 2023-09-05 03:00
Hits
45
Errors
3
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
183.136.225.42 low
Open report
0 /100
Last seen 2024-02-25 02:00
Hits
33
Errors
0
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
115.231.71.42 low
Open report
0 /100
Last seen 2026-02-23 02:00
Hits
25
Errors
1
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
115.231.71.172 low
Open report
0 /100
Last seen 2026-02-23 02:00
Hits
22
Errors
2
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
183.136.225.46 low
Open report
0 /100
Last seen 2023-12-18 02:00
Hits
21
Errors
1
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
115.231.71.39 low
Open report
0 /100
Last seen 2026-02-23 02:00
Hits
20
Errors
0
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
115.231.71.162 low
Open report
0 /100
Last seen 2026-01-29 02:00
Hits
19
Errors
0
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
183.136.225.45 low
Open report
0 /100
Last seen 2024-02-20 02:00
Hits
16
Errors
0
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
115.231.71.12 low
Open report
0 /100
Last seen 2026-02-22 02:00
Hits
15
Errors
0
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
115.231.71.46 low
Open report
0 /100
Last seen 2026-02-21 02:00
Hits
15
Errors
2
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
183.131.87.5 low
Open report
0 /100
Last seen 2026-02-10 02:00
Hits
14
Errors
1
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
183.134.59.133 low
Open report
0 /100
Last seen 2026-02-16 02:00
Hits
14
Errors
0
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
115.231.78.5 low
Open report
0 /100
Last seen 2024-06-15 03:00
Hits
13
Errors
0
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
115.231.71.161 low
Open report
0 /100
Last seen 2026-02-21 02:00
Hits
12
Errors
1
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
115.231.78.6 low
Open report
0 /100
Last seen 2025-02-25 02:00
Hits
12
Errors
0
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
183.136.225.44 low
Open report
0 /100
Last seen 2023-08-31 03:00
Hits
12
Errors
1
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
183.134.9.41 low
Open report
0 /100
Last seen 2026-02-20 02:00
Hits
11
Errors
0
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
183.134.9.154 low
Open report
0 /100
Last seen 2026-02-21 02:00
Hits
11
Errors
1
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
115.231.71.45 low
Open report
0 /100
Last seen 2026-02-20 02:00
Hits
10
Errors
1
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
115.231.71.152 low
Open report
0 /100
Last seen 2026-02-11 02:00
Hits
10
Errors
0
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
122.224.48.31 low
Open report
0 /100
Last seen 2026-02-20 02:00
Hits
10
Errors
0
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
183.131.87.32 low
Open report
0 /100
Last seen 2026-02-13 02:00
Hits
10
Errors
2
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
183.134.9.173 low
Open report
0 /100
Last seen 2026-02-12 02:00
Hits
10
Errors
0
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
115.231.71.49 low
Open report
0 /100
Last seen 2026-02-20 02:00
Hits
9
Errors
0
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
183.134.9.166 low
Open report
0 /100
Last seen 2026-02-22 02:00
Hits
9
Errors
2
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
183.134.41.36 low
Open report
0 /100
Last seen 2026-02-17 02:00
Hits
9
Errors
0
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
115.231.71.15 low
Open report
0 /100
Last seen 2026-02-22 02:00
Hits
8
Errors
3
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
115.231.71.47 low
Open report
0 /100
Last seen 2026-02-19 02:00
Hits
8
Errors
1
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
115.231.71.156 low
Open report
0 /100
Last seen 2026-02-09 02:00
Hits
8
Errors
0
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
115.231.71.158 low
Open report
0 /100
Last seen 2026-02-22 02:00
Hits
8
Errors
0
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
115.231.71.177 low
Open report
0 /100
Last seen 2026-02-21 02:00
Hits
8
Errors
1
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
122.224.48.141 low
Open report
0 /100
Last seen 2026-02-08 02:00
Hits
8
Errors
0
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
183.131.87.23 low
Open report
0 /100
Last seen 2026-02-21 02:00
Hits
8
Errors
1
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
183.131.87.28 low
Open report
0 /100
Last seen 2026-02-23 02:00
Hits
8
Errors
0
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
183.131.87.29 low
Open report
0 /100
Last seen 2026-02-13 02:00
Hits
8
Errors
0
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
183.134.9.21 low
Open report
0 /100
Last seen 2026-02-19 02:00
Hits
8
Errors
3
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
183.134.9.40 low
Open report
0 /100
Last seen 2026-02-21 02:00
Hits
8
Errors
0
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
183.134.9.156 low
Open report
0 /100
Last seen 2026-02-23 02:00
Hits
8
Errors
0
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
183.134.9.24 low
Open report
0 /100
Last seen 2026-02-19 02:00
Hits
7
Errors
2
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
183.134.9.38 low
Open report
0 /100
Last seen 2026-02-10 02:00
Hits
7
Errors
2
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
115.231.71.157 low
Open report
0 /100
Last seen 2026-02-20 02:00
Hits
6
Errors
0
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
115.231.71.165 low
Open report
0 /100
Last seen 2026-02-19 02:00
Hits
6
Errors
0
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
115.231.71.169 low
Open report
0 /100
Last seen 2026-02-01 02:00
Hits
6
Errors
0
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
122.224.48.142 low
Open report
0 /100
Last seen 2026-02-13 02:00
Hits
6
Errors
0
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
122.224.48.184 low
Open report
0 /100
Last seen 2025-11-25 02:00
Hits
6
Errors
0
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
183.131.87.22 low
Open report
0 /100
Last seen 2026-02-14 02:00
Hits
6
Errors
0
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
183.134.9.12 low
Open report
0 /100
Last seen 2026-02-10 02:00
Hits
6
Errors
0
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
183.134.9.14 low
Open report
0 /100
Last seen 2026-02-11 02:00
Hits
6
Errors
3
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
183.134.9.22 low
Open report
0 /100
Last seen 2026-02-21 02:00
Hits
6
Errors
0
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
183.134.9.33 low
Open report
0 /100
Last seen 2026-02-18 02:00
Hits
6
Errors
2
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
125.122.15.101 low
Open report
0 /100
Last seen 2024-11-24 02:00
Hits
5
Errors
0
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
183.134.9.172 low
Open report
0 /100
Last seen 2026-02-22 02:00
Hits
5
Errors
0
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
115.231.71.18 low
Open report
0 /100
Last seen 2026-02-07 02:00
Hits
4
Errors
1
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
115.231.71.24 low
Open report
0 /100
Last seen 2026-02-20 02:00
Hits
4
Errors
0
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
115.231.71.25 low
Open report
0 /100
Last seen 2026-01-26 02:00
Hits
4
Errors
0
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
115.231.71.167 low
Open report
0 /100
Last seen 2026-02-22 02:00
Hits
4
Errors
1
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
115.231.78.10 low
Open report
0 /100
Last seen 2024-05-26 03:00
Hits
4
Errors
0
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
122.225.58.13 low
Open report
0 /100
Last seen 2026-01-27 02:00
Hits
4
Errors
0
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
183.131.87.7 low
Open report
0 /100
Last seen 2026-02-21 02:00
Hits
4
Errors
1
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
183.134.9.150 low
Open report
0 /100
Last seen 2026-02-09 02:00
Hits
4
Errors
0
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
183.134.9.163 low
Open report
0 /100
Last seen 2026-02-06 02:00
Hits
4
Errors
0
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
183.134.9.168 low
Open report
0 /100
Last seen 2026-02-20 02:00
Hits
4
Errors
0
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
183.134.9.178 low
Open report
0 /100
Last seen 2026-02-10 02:00
Hits
4
Errors
0
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC
60.188.247.77 low
Open report
0 /100
Last seen 2025-04-12 03:00
Hits
3
Errors
0
Country
China
ASN
AS58461
AS Org
CT-HangZhou-IDC