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ASN REPORT — AS63835 · CT-HuNan-Changsha-IDC

First sighted: Aug. 31, 2023, 3 a.m. · Last sighted: Feb. 11, 2026, 2 a.m.

Risk
3 (low)
Total hits
151
Total errors
15
Observed IPs
8
Top country
China
Top city
Shanghai
Top region
Shanghai

Risk

Model: v1 Computed: 2026-02-27 17:09:49
Risk score
3
Low
Risk gradient
Key drivers are enriched against the published annotator catalog when available; otherwise sensible defaults are used.
Key drivers
Protocol anomaly
Request structure or protocol-level signals deviate from typical browser HTTP traffic.
proto
Hits 45
Points 39.60
Sensitive file probing
Requests target commonly sensitive files, configs, backups, or administrative resources.
sfp
Hits 5
Points 24.20
User-Agent anomaly
User-Agent signals look missing, inconsistent, or indicative of non-browser tooling.
ua
Hits 45
Points 7.20
Request size anomaly
Requests are unusually large or shaped in a way that suggests abuse or automation.
request_size
Hits 2
Points

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
136
3xx
0
4xx
15
5xx
0
Unique URLs
0
Total hits
151
First seen
Aug. 31, 2023, 3 a.m.
Last seen
Feb. 11, 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
Protocol anomaly proto
Request structure or protocol-level signals deviate from typical browser HTTP traffic.
hits 45 pts 39.60
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
11 45 1 39.60 Aug. 31, 2023, 9:49 p.m. Aug. 31, 2023, 9:51 p.m. —
Sensitive file probing sfp
Requests target commonly sensitive files, configs, backups, or administrative resources.
hits 5 pts 24.20
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
22 5 1 24.20 Aug. 31, 2023, 9:49 p.m. Aug. 31, 2023, 9:51 p.m. —
User-Agent anomaly ua
User-Agent signals look missing, inconsistent, or indicative of non-browser tooling.
hits 45 pts 7.20
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
8 45 1 7.20 Aug. 31, 2023, 9:49 p.m. Aug. 31, 2023, 9:51 p.m. —
Request size anomaly request_size
Requests are unusually large or shaped in a way that suggests abuse or automation.
hits 2 pts 0.00
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
0 2 1 0.00 Nov. 5, 2025, 12:19 p.m. Nov. 5, 2025, 12:19 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.

113.219.213.168 low
Open report
3 /100
Last seen 2023-09-29 03:00
Hits
46
Errors
0
Country
China
ASN
AS63835
AS Org
CT-HuNan-Changsha-IDC
113.219.218.197 low
Open report
0 /100
Last seen 2025-11-07 02:00
Hits
77
Errors
12
Country
China
ASN
AS63835
AS Org
CT-HuNan-Changsha-IDC
113.240.86.29 low
Open report
0 /100
Last seen 2025-11-06 02:00
Hits
12
Errors
0
Country
China
ASN
AS63835
AS Org
CT-HuNan-Changsha-IDC
113.240.86.14 low
Open report
0 /100
Last seen 2025-11-03 02:00
Hits
8
Errors
2
Country
China
ASN
AS63835
AS Org
CT-HuNan-Changsha-IDC
113.219.237.95 low
Open report
0 /100
Last seen 2025-05-16 03:00
Hits
2
Errors
0
Country
China
ASN
AS63835
AS Org
CT-HuNan-Changsha-IDC
118.253.199.80 low
Open report
0 /100
Last seen 2026-01-25 02:00
Hits
2
Errors
0
Country
China
ASN
AS63835
AS Org
CT-HuNan-Changsha-IDC
175.6.13.109 low
Open report
0 /100
Last seen 2026-02-11 02:00
Hits
2
Errors
1
Country
China
ASN
AS63835
AS Org
CT-HuNan-Changsha-IDC
175.6.158.5 low
Open report
0 /100
Last seen 2026-01-24 02:00
Hits
2
Errors
0
Country
China
ASN
AS63835
AS Org
CT-HuNan-Changsha-IDC