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ASN REPORT — AS396527 · Massachusetts Institute of Technology

First sighted: Aug. 17, 2023, 3 a.m. · Last sighted: Oct. 9, 2025, 2:59 a.m.

Risk
6 (low)
Total hits
122
Total errors
15
Observed IPs
7
Top country
N/A
Top city
N/A

Risk

Model: v1 Computed: 2026-01-18 11:55:08
Risk score
6
Low
Risk gradient
Key drivers are enriched against the published annotator catalog when available; otherwise sensible defaults are used.
Key drivers
Sensitive file probing
Requests target commonly sensitive files, configs, backups, or administrative resources.
sfp
Hits 14
Points 113.34
Credential brute forcing
Repeated authentication attempts consistent with password guessing or credential stuffing.
cred
Hits 4
Points 12.76
Automated client behavior
Traffic patterns strongly suggest automation rather than a human-operated browser.
bot
Hits 21
Points 9.98
User-Agent anomaly
User-Agent signals look missing, inconsistent, or indicative of non-browser tooling.
ua
Hits 22
Points 4.00
Scan velocity
High request rate and broad endpoint coverage suggest scanning or automated enumeration.
scan_velocity
Hits 2
Points 1.53
Request size anomaly
Requests are unusually large or shaped in a way that suggests abuse or automation.
request_size
Hits 1
Points 0.57

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
60
3xx
45
4xx
15
5xx
0
Unique URLs
32
Total hits
122
First seen
Aug. 17, 2023, 3 a.m.
Last seen
Oct. 9, 2025, 2:59 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
Sensitive file probing sfp
Requests target commonly sensitive files, configs, backups, or administrative resources.
hits 14 pts 113.34
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
40 14 1 113.34 May 24, 2025, 11:53 a.m. May 24, 2025, 11:53 a.m.
sensitive_file 14
Credential brute forcing cred
Repeated authentication attempts consistent with password guessing or credential stuffing.
hits 4 pts 12.76
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
10 2 1 7.81 Aug. 17, 2023, 10:58 p.m. Aug. 17, 2023, 10:58 p.m.
cred 2
12 1 1 4.95 Aug. 17, 2023, 10:58 p.m. Aug. 17, 2023, 10:58 p.m.
cred 1
0 1 1 0.00 Aug. 17, 2023, 10:58 p.m. Aug. 17, 2023, 10:58 p.m.
cred 1
Automated client behavior bot
Traffic patterns strongly suggest automation rather than a human-operated browser.
hits 21 pts 9.98
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
10 21 1 9.98 May 23, 2025, 4:24 p.m. May 25, 2025, 3:38 a.m.
bot 21
User-Agent anomaly ua
User-Agent signals look missing, inconsistent, or indicative of non-browser tooling.
hits 22 pts 4.00
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
12 21 1 3.93 May 23, 2025, 4:24 p.m. May 25, 2025, 3:38 a.m.
ua 21
6 1 1 0.07 Sept. 7, 2025, 12:18 p.m. Sept. 7, 2025, 12:18 p.m.
ua 1
Scan velocity scan_velocity
High request rate and broad endpoint coverage suggest scanning or automated enumeration.
hits 2 pts 1.53
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
10 1 1 1.53 May 24, 2025, 11:53 a.m. May 24, 2025, 11:53 a.m.
scan_velocity 1
0 1 1 0.00 May 24, 2025, 11:53 a.m. May 24, 2025, 11:53 a.m.
scan_velocity 1
Request size anomaly request_size
Requests are unusually large or shaped in a way that suggests abuse or automation.
hits 1 pts 0.57
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
14 1 1 0.57 Sept. 7, 2025, 12:18 p.m. Sept. 7, 2025, 12:18 p.m.
request_size 1

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 ASN snapshot (peer IPs with coordinates).

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SUBNETS HELD BY THIS ISP

Derived from ISP snapshot peers (Option A). Grouped into IPv4 /24 and IPv6 /48 by default.
IPv4
IPv6
Limit
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Interesting IPs

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

No peer rows available for this ASN snapshot.