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ASN REPORT — AS63737 · VIETSERVER SERVICES TECHNOLOGY COMPANY LIMITED

First sighted: Aug. 7, 2023, 3 a.m. · Last sighted: Jan. 25, 2026, 1:59 a.m.

Risk
10 (low)
Total hits
193
Total errors
55
Observed IPs
45
Top country
N/A
Top city
N/A

Risk

Model: v1 Computed: 2026-01-29 10:18:33
Risk score
10
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 34
Points 249.57
User-Agent anomaly
User-Agent signals look missing, inconsistent, or indicative of non-browser tooling.
ua
Hits 39
Points 4.46

Traffic

Rollup

Daily activity (hits per day) and basic HTTP rollup counters for this ASN.

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Daily activity (hits per day). Total in window: —.
Traffic rollup
HTTP status classes, URL diversity, and totals.
2xx
22
3xx
116
4xx
50
5xx
5
Unique URLs
59
Total hits
193
First seen
Aug. 7, 2023, 3 a.m.
Last seen
Jan. 25, 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
Sensitive file probing sfp
Requests target commonly sensitive files, configs, backups, or administrative resources.
hits 34 pts 249.57
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
36 20 1 136.22 May 15, 2024, 6:30 p.m. May 16, 2024, 8:18 a.m.
sensitive_file 20
40 14 1 113.34 Aug. 12, 2023, 3:41 a.m. Oct. 20, 2023, 8 a.m.
sensitive_file 14
User-Agent anomaly ua
User-Agent signals look missing, inconsistent, or indicative of non-browser tooling.
hits 39 pts 4.46
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
8 29 1 3.02 May 15, 2024, 6:30 p.m. Nov. 6, 2025, 12:31 p.m.
ua 29
10 10 1 1.44 Aug. 7, 2023, noon Oct. 1, 2023, 7:35 p.m.
ua 10

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.