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Subnet Overview

Model: v1 Updated: Feb. 20, 2026, 12:19 p.m.
Report for 158.135.13.0/24 • United States • Sam Houston State University City report ASN report

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

Access Mode

Visitor mode shows a reduced view for performance (recent activity window and lighter deep analysis surfaces). Log in or create an account to unlock full-history subnet analysis and richer tooling.

Traffic ready Risk ready Snapshot ready Window March 24, 2025, midnightMarch 31, 2025, 1 a.m. Model v1
Prefix
/24
IP Version
IPv4
Subnet Size
256
Network Address
158.135.13.0
Broadcast / Last
158.135.13.255
Observed IPs
1
Footprint
0.391%
Total Hits
252
Total Errors
30
Risk Score
1
Risk Level
low
First Seen
March 28, 2025, 3 a.m.
Last Seen
March 29, 2025, 3 a.m.
Top Location
Huntsville , Texas • United States
Top ASN
AS33187 • Sam Houston State University
Top ISP
Sam Houston State University

Risk

Model: v1 Computed: Feb. 20, 2026, 1:36 p.m.
Subnet risk score
1
Low
Risk gradient
Contributor codes are normalized (e.g. sqli, cmdi, trav, sfp). Totals and breakdowns are derived from subnet 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
Scan velocity scan_velocity High request rate and broad endpoint coverage suggest scanning or automated enumeration. 14 hits 12.60 pts
Severity Hits Labels Weighted Top labels
10 7 1 12.60
{'count': 7, 'label': 'scan_velocity'}
0 7 1 0.00
{'count': 7, 'label': 'scan_velocity'}
User-Agent anomaly ua User-Agent signals look missing, inconsistent, or indicative of non-browser tooling. 30 hits 3.60 pts
Severity Hits Labels Weighted Top labels
6 30 1 3.60
{'count': 30, 'label': 'ua'}
Request size anomaly request_size Requests are unusually large or shaped in a way that suggests abuse or automation. 4 hits 2.88 pts
Severity Hits Labels Weighted Top labels
12 4 1 2.88
{'count': 4, 'label': 'request_size'}
Technical summary
Computed at
Feb. 20, 2026, 1:36 p.m.
Raw total
19.08
Total hits
252
Errors
30

Traffic

Rollup

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

Activity Access

Visitor

Visitor mode is limited to the most recent 30 days for performance. Log in or create an account to unlock full-history subnet activity and deeper analysis.

Loading activity…
Rendering hits per day for this subnet.
Daily activity (stacked response classes + total hits). Showing recent 30 days in visitor mode.

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).

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Sibling Subnets By ASN / Org Identity

Compare other subnet snapshots that share this report's ASN or organization identity. “Same window” keeps comparisons aligned to the current publish window.

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Interesting IPs In This Subnet

Top risky peer IPs for this subnet snapshot, sorted by risk score then hits. Use this panel to drill down from subnet to IP-level reports.

158.135.13.29 low
1 /100
Last seen 2025-03-29 03:00
Hits
252
Errors
30
Country
United States
ASN
AS33187
AS Org
Sam Houston State University