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IP Address Overview

Model: v1 Updated: Jan. 14, 2026, 9:58 a.m.
Report for 121.40.99.91 • China • Alibaba.com LLC

High-level context about this IP: ownership, geography, and traffic profile.

Traffic ready Risk ready Report ready Model v1
IP Address
121.40.99.91
Total Hits
41
Organization
Alibaba.com LLC
ASN
AS37963 Hangzhou Alibaba Advertising Co.,Ltd.
ISP
37963 Hangzhou Alibaba Advertising Co., Ltd.
Region
Zhejiang
City
Hangzhou
Country
China
Subnet
—
Risk Level
low
First Seen
May 10, 2024, 3 a.m.
Last Seen
May 11, 2024, 3 a.m.
Total Errors
0
Risk Score
3

Risk

Model: v1 Computed: Jan. 14, 2026, 9:58 a.m.
Risk score
3
Low
Risk gradient
Contributor codes are normalized (e.g. sqli, cmdi, trav, sfp). Totals and breakdowns are derived from rollups and explainability tables only.
Top contributing annotators
Protocol anomaly proto 41 hits 0.00 pts Sensitive file probing sfp 5 hits 0.00 pts User-Agent anomaly ua 41 hits 0.00 pts
All contributing signals
Protocol anomaly proto 41 hits 36.08 pts
Request structure or protocol-level signals deviate from typical browser HTTP traffic.
Severity Hits Labels Weighted Top labels
11 41 1 36.08 n/a
Sensitive file probing sfp 5 hits 24.20 pts
Requests target commonly sensitive files, configs, backups, or administrative resources.
Severity Hits Labels Weighted Top labels
22 5 1 24.20 n/a
User-Agent anomaly ua 41 hits 6.56 pts
User-Agent signals look missing, inconsistent, or indicative of non-browser tooling.
Severity Hits Labels Weighted Top labels
8 41 1 6.56 n/a
Technical summary
Computed at
Jan. 14, 2026, 9:58 a.m.
Raw total
66.84
Total hits
41
Errors
0

Traffic

Rollup

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

Daily activity (hits per day).
2xx
0
3xx
41
4xx
0
5xx
0
Unique URLs
41
Total Hits
41
First Seen
May 10, 2024, 3 a.m.
Last Seen
May 11, 2024, 3 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 41 pts 36.08
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration. Hover labels for quick scans; expand for the full table.
Severity Total Labels Weighted First seen Last seen Top labels
11 41 1 36.08 May 10, 2024, 11:39 a.m. May 10, 2024, 11:39 a.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. Hover labels for quick scans; expand for the full table.
Severity Total Labels Weighted First seen Last seen Top labels
22 5 1 24.20 May 10, 2024, 11:39 a.m. May 10, 2024, 11:39 a.m. —
User-Agent anomaly ua
User-Agent signals look missing, inconsistent, or indicative of non-browser tooling.
hits 41 pts 6.56
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration. Hover labels for quick scans; expand for the full table.
Severity Total Labels Weighted First seen Last seen Top labels
8 41 1 6.56 May 10, 2024, 11:39 a.m. May 10, 2024, 11:39 a.m. —

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 IP.

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Subnet footprint

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Next step

Explore the annotated logs

Open the Log Explorer to review individual access events, annotator decisions, labels, and supporting details (UA / referer / rule ids) in a paginated, filterable view.

Open Log Explorer → Last 7 Days