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Subnet Overview

Model: v1 Updated: Jan. 14, 2026, 10:39 a.m.
Report for 121.229.156.0/24 • China • CHINANET Nanjing Jishan IDC network City report ASN report

High-level context about this subnet: size, density, traffic, risk, and geographic footprint.

Traffic ready Risk ready Snapshot ready Window Dec. 15, 2025, midnight → Dec. 22, 2025, midnight Model v1
CIDR
121.229.156.0/24
Prefix
/24
IP Version
IPv4
Subnet Size
256
Network Address
121.229.156.0
Broadcast / Last
121.229.156.255
Observed IPs
3
Footprint
1.172%
Total Hits
797
Total Errors
0
Risk Score
15
Risk Level
low
First Seen
Dec. 17, 2025, 2:33 a.m.
Last Seen
Dec. 17, 2025, 4:21 p.m.
Top Location
Nanjing , Jiangsu • China
Top ASN
AS134756 • CHINANET Nanjing Jishan IDC network

Risk

Model: v1
Subnet risk score
15
Low
Risk gradient
Contributors are derived from subnet annotator rollups and normalized to your short codes (e.g. sqli, cmdi, trav, sfp, bot).
Contributing annotators
bot 797 hits 398.50 pts
Technical summary
Computed at
Jan. 14, 2026, 10:34 a.m.
Raw total
398.50
Total hits
797
Errors
0

Traffic

Rollup

Daily activity (hits per day) plus HTTP response mix and basic counters from the subnet traffic rollup.

Loading activity…
Rendering hits per day for this subnet.
Daily activity (hits per day).

Annotators (All-time)

Heatmap of annotator × severity for this subnet. Darker cells mean more volume in that band. Tip: switch to Weighted points to see what drives impact (not just noise).

Severity →
Low High
bot
total=797 · weighted=398.50
Breakdown by severity band (all-time). “Weighted” reflects your weight coefficients/squash.
Severity Total Labels Weighted Top labels
10 797 1 398.50
bot 797

HTTP Status Breakdown

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

Loading status mix…
Fetching one histogram and rendering the chart.

Geolocation

Live geolocation and map tiles auto-load for this subnet (all IPs with coordinates).

Loading map…

Interesting IPs

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

121.229.156.46 low
Open report
0 /100
Last seen 2025-12-17 03:07
Hits
2
Errors
0
Country
China
ASN
AS134756
AS Org
CHINANET Nanjing Jishan IDC network
121.229.156.58 low
Open report
0 /100
Last seen 2025-12-17 16:21
Hits
1
Errors
0
Country
China
ASN
AS134756
AS Org
CHINANET Nanjing Jishan IDC network
121.229.156.69 low
Open report
0 /100
Last seen 2025-12-17 02:33
Hits
1
Errors
0
Country
China
ASN
AS134756
AS Org
CHINANET Nanjing Jishan IDC network

Other subnets in this ASN / org

Compares other subnet snapshots matching this report’s ASN/org identity. “Same window” keeps the comparison within the latest snapshot window.

58.217.176.0/24 /24 Risk 0
Open report
0 max · 0.000 avg
Last seen 2025-12-17 08:04
Hits
7
IPs
1
Footprint
0.391%
ASN
AS134756
AS Org
CHINANET Nanjing Jishan IDC network
Geo
Nanjing, Jiangsu, China