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ASN REPORT — AS4538 · China Education and Research Network Center

First sighted: Sept. 7, 2023, 3 a.m. · Last sighted: Feb. 6, 2026, 2 a.m.

Risk
1 (Low)
Total hits
289
Total errors
93
Observed IPs
11
Top country
China
Top city
Wuhan
Top region
Jiangsu

Risk

Model: v1 Computed: Feb. 27, 2026, 5:09 p.m.
ASN risk score
1
Low
Risk gradient
Contributor codes are normalized (e.g. sqli, cmdi, trav, sfp). Totals and breakdowns are derived from ASN rollups and explainability tables only.
Annotator influence radar
Rendering annotator influence profile…
Normalized contribution (0..1) per annotator versus robust per-code envelope.
All contributing signals
No annotator totals available.
Technical summary
Computed at
Feb. 27, 2026, 5:09 p.m.
Raw total
32.32
Total hits
289
Errors
93

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
196
3xx
0
4xx
93
5xx
0
Unique URLs
0
Total hits
289
First seen
Sept. 7, 2023, 3 a.m.
Last seen
Feb. 6, 2026, 2 a.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 ASN

Derived from report_ipaddress rows mapped to this ASN. 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.

202.112.238.240 low
Open report
12 /100
Last seen 2024-12-19 02:00
Hits
156
Errors
90
Country
China
ASN
AS4538
AS Org
China Education and Research Network Center
180.208.58.156 low
Open report
0 /100
Last seen 2025-04-17 03:00
Hits
50
Errors
1
Country
China
ASN
AS4538
AS Org
China Education and Research Network Center
113.54.214.143 low
Open report
0 /100
Last seen 2025-05-27 03:00
Hits
35
Errors
0
Country
China
ASN
AS4538
AS Org
China Education and Research Network Center
183.173.61.28 low
Open report
0 /100
Last seen 2025-02-20 02:00
Hits
19
Errors
0
Country
China
ASN
AS4538
AS Org
China Education and Research Network Center
114.212.193.200 low
Open report
0 /100
Last seen 2025-02-28 02:00
Hits
15
Errors
0
Country
China
ASN
AS4538
AS Org
China Education and Research Network Center
183.172.69.84 low
Open report
0 /100
Last seen 2025-03-20 02:00
Hits
6
Errors
0
Country
China
ASN
AS4538
AS Org
China Education and Research Network Center
115.156.141.43 low
Open report
0 /100
Last seen 2024-09-06 03:00
Hits
2
Errors
1
Country
China
ASN
AS4538
AS Org
China Education and Research Network Center
166.111.132.233 low
Open report
0 /100
Last seen 2023-09-08 03:00
Hits
2
Errors
0
Country
China
ASN
AS4538
AS Org
China Education and Research Network Center
222.29.51.65 low
Open report
0 /100
Last seen 2025-01-27 02:00
Hits
2
Errors
0
Country
China
ASN
AS4538
AS Org
China Education and Research Network Center
183.173.58.96 low
Open report
0 /100
Last seen 2026-02-06 02:00
Hits
1
Errors
1
Country
China
ASN
AS4538
AS Org
China Education and Research Network Center
183.174.229.151 low
Open report
0 /100
Last seen 2025-04-03 03:00
Hits
1
Errors
0
Country
China
ASN
AS4538
AS Org
China Education and Research Network Center