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ASN REPORT — AS21559 · OSNET

First sighted: May 24, 2025, 3 a.m. · Last sighted: March 2, 2026, 2 a.m.

Risk
0 (low)
Total hits
191
Total errors
28
Observed IPs
35
Top country
United States
Top city
Yabucoa
Top region
Yabucoa

Risk

Model: v1 Computed: 2026-03-03 19:54:56
Risk score
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 16
Points 126.72
User-Agent anomaly
User-Agent signals look missing, inconsistent, or indicative of non-browser tooling.
ua
Hits 34
Points 8.80
Scan velocity
High request rate and broad endpoint coverage suggest scanning or automated enumeration.
scan_velocity
Hits 2
Points 2.16

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
163
3xx
0
4xx
28
5xx
0
Unique URLs
0
Total hits
191
First seen
May 24, 2025, 3 a.m.
Last seen
March 2, 2026, 2 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 16 pts 126.72
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
36 16 1 126.72 May 25, 2025, 3:07 a.m. May 25, 2025, 3:07 a.m. —
User-Agent anomaly ua
User-Agent signals look missing, inconsistent, or indicative of non-browser tooling.
hits 34 pts 8.80
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
14 28 1 7.84 May 25, 2025, 3:07 a.m. May 25, 2025, 3:07 a.m. —
8 6 1 0.96 May 25, 2025, 1:10 a.m. May 25, 2025, 2:26 a.m. —
Scan velocity scan_velocity
High request rate and broad endpoint coverage suggest scanning or automated enumeration.
hits 2 pts 2.16
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
12 1 1 2.16 May 25, 2025, 3:07 a.m. May 25, 2025, 3:07 a.m. —
0 1 1 0.00 May 25, 2025, 3:07 a.m. May 25, 2025, 3:07 a.m. —

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).

Loading map…

SUBNETS HELD BY THIS ISP

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

Interesting IPs

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

192.254.96.2 low
Open report
10 /100
Last seen 2025-05-26 03:00
Hits
34
Errors
4
Country
Puerto Rico
ASN
AS21559
AS Org
OSNET
208.81.59.198 low
Open report
0 /100
Last seen 2026-02-25 02:00
Hits
24
Errors
1
Country
Puerto Rico
ASN
AS21559
AS Org
OSNET
72.46.157.10 low
Open report
0 /100
Last seen 2026-02-22 02:00
Hits
17
Errors
3
Country
Puerto Rico
ASN
AS21559
AS Org
OSNET
192.254.97.42 low
Open report
0 /100
Last seen 2026-02-24 02:00
Hits
14
Errors
2
Country
Puerto Rico
ASN
AS21559
AS Org
OSNET
167.94.225.13 low
Open report
0 /100
Last seen 2026-03-01 02:00
Hits
10
Errors
0
Country
Puerto Rico
ASN
AS21559
AS Org
OSNET
192.254.100.27 low
Open report
0 /100
Last seen 2026-03-02 02:00
Hits
9
Errors
1
Country
Puerto Rico
ASN
AS21559
AS Org
OSNET
38.2.177.93 low
Open report
0 /100
Last seen 2026-02-27 02:00
Hits
6
Errors
2
Country
Puerto Rico
ASN
AS21559
AS Org
OSNET
38.107.92.1 low
Open report
0 /100
Last seen 2026-02-27 02:00
Hits
6
Errors
0
Country
United States
ASN
AS21559
AS Org
OSNET
192.254.97.84 low
Open report
0 /100
Last seen 2026-02-10 02:00
Hits
6
Errors
0
Country
Puerto Rico
ASN
AS21559
AS Org
OSNET
38.2.167.194 low
Open report
0 /100
Last seen 2026-02-18 02:00
Hits
5
Errors
1
Country
Puerto Rico
ASN
AS21559
AS Org
OSNET
192.254.97.73 low
Open report
0 /100
Last seen 2026-02-14 02:00
Hits
5
Errors
2
Country
Puerto Rico
ASN
AS21559
AS Org
OSNET
192.254.97.118 low
Open report
0 /100
Last seen 2026-03-02 02:00
Hits
5
Errors
0
Country
Puerto Rico
ASN
AS21559
AS Org
OSNET
38.2.174.201 low
Open report
0 /100
Last seen 2026-02-06 02:00
Hits
4
Errors
3
Country
Puerto Rico
ASN
AS21559
AS Org
OSNET
38.2.175.58 low
Open report
0 /100
Last seen 2026-02-16 02:00
Hits
4
Errors
0
Country
Puerto Rico
ASN
AS21559
AS Org
OSNET
154.64.210.65 low
Open report
0 /100
Last seen 2026-02-25 02:00
Hits
4
Errors
0
Country
Puerto Rico
ASN
AS21559
AS Org
OSNET
154.64.220.161 low
Open report
0 /100
Last seen 2026-01-27 02:00
Hits
4
Errors
2
Country
Puerto Rico
ASN
AS21559
AS Org
OSNET
192.254.97.17 low
Open report
0 /100
Last seen 2026-02-23 02:00
Hits
4
Errors
0
Country
Puerto Rico
ASN
AS21559
AS Org
OSNET
38.2.175.118 low
Open report
0 /100
Last seen 2026-02-10 02:00
Hits
3
Errors
0
Country
Puerto Rico
ASN
AS21559
AS Org
OSNET
154.64.221.70 low
Open report
0 /100
Last seen 2026-01-27 02:00
Hits
3
Errors
1
Country
United States
ASN
AS21559
AS Org
OSNET
192.254.97.107 low
Open report
0 /100
Last seen 2026-02-24 02:00
Hits
3
Errors
2
Country
Puerto Rico
ASN
AS21559
AS Org
OSNET
192.254.97.119 low
Open report
0 /100
Last seen 2026-02-07 02:00
Hits
3
Errors
1
Country
Puerto Rico
ASN
AS21559
AS Org
OSNET
192.254.97.188 low
Open report
0 /100
Last seen 2026-02-19 02:00
Hits
3
Errors
0
Country
Puerto Rico
ASN
AS21559
AS Org
OSNET
154.64.218.41 low
Open report
0 /100
Last seen 2026-02-23 02:00
Hits
2
Errors
0
Country
Puerto Rico
ASN
AS21559
AS Org
OSNET
204.77.11.219 low
Open report
0 /100
Last seen 2026-03-01 02:00
Hits
2
Errors
0
Country
Puerto Rico
ASN
AS21559
AS Org
OSNET
38.2.165.154 low
Open report
0 /100
Last seen 2025-09-19 03:00
Hits
1
Errors
0
Country
Puerto Rico
ASN
AS21559
AS Org
OSNET
38.107.91.161 low
Open report
0 /100
Last seen 2026-03-01 02:00
Hits
1
Errors
0
Country
Puerto Rico
ASN
AS21559
AS Org
OSNET
69.24.200.61 low
Open report
0 /100
Last seen 2026-02-12 02:00
Hits
1
Errors
0
Country
Puerto Rico
ASN
AS21559
AS Org
OSNET
69.24.200.81 low
Open report
0 /100
Last seen 2026-02-10 02:00
Hits
1
Errors
0
Country
Puerto Rico
ASN
AS21559
AS Org
OSNET
104.218.241.66 low
Open report
0 /100
Last seen 2026-02-17 02:00
Hits
1
Errors
1
Country
Puerto Rico
ASN
AS21559
AS Org
OSNET
154.64.211.161 low
Open report
0 /100
Last seen 2026-02-02 02:00
Hits
1
Errors
0
Country
United States
ASN
AS21559
AS Org
OSNET
154.64.212.1 low
Open report
0 /100
Last seen 2026-02-01 02:00
Hits
1
Errors
0
Country
United States
ASN
AS21559
AS Org
OSNET
192.254.97.6 low
Open report
0 /100
Last seen 2026-01-28 02:00
Hits
1
Errors
0
Country
Puerto Rico
ASN
AS21559
AS Org
OSNET
192.254.97.64 low
Open report
0 /100
Last seen 2026-02-01 02:00
Hits
1
Errors
1
Country
Puerto Rico
ASN
AS21559
AS Org
OSNET
192.254.97.80 low
Open report
0 /100
Last seen 2026-01-24 02:00
Hits
1
Errors
0
Country
Puerto Rico
ASN
AS21559
AS Org
OSNET
208.81.59.202 low
Open report
0 /100
Last seen 2026-02-21 02:00
Hits
1
Errors
1
Country
Puerto Rico
ASN
AS21559
AS Org
OSNET