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ASN REPORT — AS20911 · Net-Surf.net Ltd.

First sighted: June 8, 2023, 3 a.m. · Last sighted: Jan. 11, 2026, 1:59 a.m.

Risk
27 (low)
Total hits
1312
Total errors
665
Observed IPs
185
Top country
N/A
Top city
N/A

Risk

Model: v1 Computed: 2026-01-18 11:55:21
Risk score
27
Low
Risk gradient
Key drivers are enriched against the published annotator catalog when available; otherwise sensible defaults are used.
Key drivers
Credential brute forcing
Repeated authentication attempts consistent with password guessing or credential stuffing.
cred
Hits 219
Points 667.04
Sensitive file probing
Requests target commonly sensitive files, configs, backups, or administrative resources.
sfp
Hits 16
Points 88.55
Scan velocity
High request rate and broad endpoint coverage suggest scanning or automated enumeration.
scan_velocity
Hits 22
Points 16.83
User-Agent anomaly
User-Agent signals look missing, inconsistent, or indicative of non-browser tooling.
ua
Hits 61
Points 7.58
HTTP method anomaly
Unusual or unexpected HTTP methods observed for the target endpoints.
method
Hits 18
Points 7.34

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
41
3xx
576
4xx
663
5xx
2
Unique URLs
494
Total hits
1312
First seen
June 8, 2023, 3 a.m.
Last seen
Jan. 11, 2026, 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
Credential brute forcing cred
Repeated authentication attempts consistent with password guessing or credential stuffing.
hits 219 pts 667.04
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
10 89 1 345.29 Oct. 27, 2023, 3:54 a.m. Nov. 20, 2023, 1:10 p.m.
cred 89
12 65 1 321.75 Oct. 27, 2023, 3:54 a.m. Nov. 20, 2023, 1:10 p.m.
cred 65
0 65 1 0.00 Oct. 27, 2023, 3:54 a.m. Nov. 20, 2023, 1:10 p.m.
cred 65
Sensitive file probing sfp
Requests target commonly sensitive files, configs, backups, or administrative resources.
hits 16 pts 88.55
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
40 6 1 48.58 Aug. 15, 2023, 6:24 p.m. April 15, 2024, 4:25 a.m.
sensitive_file 6
22 6 1 22.65 July 20, 2023, 10:19 p.m. July 29, 2023, 10:28 a.m.
sensitive_file 6
24 4 1 17.32 July 15, 2023, 12:57 p.m. June 13, 2024, 3:44 a.m.
sensitive_file 4
Scan velocity scan_velocity
High request rate and broad endpoint coverage suggest scanning or automated enumeration.
hits 22 pts 16.83
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
10 11 1 16.83 Oct. 1, 2023, 11:12 a.m. Nov. 14, 2023, 11:50 p.m.
scan_velocity 11
0 11 1 0.00 Oct. 1, 2023, 11:12 a.m. Nov. 14, 2023, 11:50 p.m.
scan_velocity 11
User-Agent anomaly ua
User-Agent signals look missing, inconsistent, or indicative of non-browser tooling.
hits 61 pts 7.58
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
10 39 1 5.62 July 15, 2023, 12:57 p.m. Sept. 14, 2024, 5:42 p.m.
ua 39
8 12 1 1.25 Oct. 23, 2023, 8:12 a.m. Sept. 17, 2024, 7:05 p.m.
ua 12
6 10 1 0.72 June 8, 2023, 2:42 p.m. Sept. 17, 2024, 7:05 p.m.
ua 10
HTTP method anomaly method
Unusual or unexpected HTTP methods observed for the target endpoints.
hits 18 pts 7.34
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
8 18 1 7.34 June 8, 2023, 2:42 p.m. Sept. 17, 2024, 7:05 p.m.
method 18

HTTP Status Breakdown

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

Loading status mix…
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.