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ASN REPORT — AS398722 · Censys, Inc.

First sighted: Sept. 30, 2023, 3 a.m. · Last sighted: Dec. 15, 2025, 1:59 a.m.

Risk
20 (low)
Total hits
4458
Total errors
1091
Observed IPs
377
Top country
N/A
Top city
N/A

Risk

Model: v1 Computed: 2026-01-18 11:55:00
Risk score
20
Low
Risk gradient
Key drivers are enriched against the published annotator catalog when available; otherwise sensible defaults are used.
Key drivers
Protocol anomaly
Request structure or protocol-level signals deviate from typical browser HTTP traffic.
proto
Hits 697
Points 310.56
HTTP method anomaly
Unusual or unexpected HTTP methods observed for the target endpoints.
method
Hits 477
Points 156.83
User-Agent anomaly
User-Agent signals look missing, inconsistent, or indicative of non-browser tooling.
ua
Hits 815
Points 76.86
Credential brute forcing
Repeated authentication attempts consistent with password guessing or credential stuffing.
cred
Hits 11
Points 23.21

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
1219
3xx
964
4xx
1082
5xx
9
Unique URLs
900
Total hits
4458
First seen
Sept. 30, 2023, 3 a.m.
Last seen
Dec. 15, 2025, 1:59 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
Protocol anomaly proto
Request structure or protocol-level signals deviate from typical browser HTTP traffic.
hits 697 pts 310.56
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
10 467 1 280.20 Oct. 25, 2023, 8:56 a.m. Oct. 11, 2025, 5:35 a.m.
proto 467
3 230 1 30.36 Oct. 25, 2023, 8:56 a.m. Feb. 26, 2025, 4:08 a.m.
proto 230
HTTP method anomaly method
Unusual or unexpected HTTP methods observed for the target endpoints.
hits 477 pts 156.83
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
6 467 1 151.31 Oct. 25, 2023, 8:56 a.m. Oct. 11, 2025, 5:35 a.m.
method 467
10 10 1 5.52 May 19, 2024, 6:36 a.m. Aug. 4, 2025, 5:33 p.m.
method 10
User-Agent anomaly ua
User-Agent signals look missing, inconsistent, or indicative of non-browser tooling.
hits 815 pts 76.86
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
8 568 1 59.07 Oct. 25, 2023, 8:56 a.m. Oct. 11, 2025, 5:35 a.m.
ua 568
6 247 1 17.78 Oct. 25, 2023, 8:56 a.m. Feb. 26, 2025, 4:08 a.m.
ua 247
Credential brute forcing cred
Repeated authentication attempts consistent with password guessing or credential stuffing.
hits 11 pts 23.21
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
10 6 1 23.21 July 28, 2025, 10:54 p.m. Oct. 11, 2025, 5:35 a.m.
cred 6
0 5 1 0.00 July 28, 2025, 10:54 p.m. Oct. 11, 2025, 5:35 a.m.
cred 5

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.