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ASN REPORT — AS1897 · NOS COMUNICACOES, S.A.

First sighted: Jan. 29, 2026, 2 a.m. · Last sighted: Feb. 21, 2026, 2 a.m.

Risk
0 (low)
Total hits
96
Total errors
27
Observed IPs
28
Top country
Portugal
Top city
Vila Nova de Gaia
Top region
Setúbal

Risk

Model: v1 Computed: 2026-02-27 17:09:49
Risk score
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 3
Points 9.90

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
69
3xx
0
4xx
27
5xx
0
Unique URLs
0
Total hits
96
First seen
Jan. 29, 2026, 2 a.m.
Last seen
Feb. 21, 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
Credential brute forcing cred
Repeated authentication attempts consistent with password guessing or credential stuffing.
hits 3 pts 9.90
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
10 1 1 5.50 Feb. 21, 2026, 1:57 a.m. Feb. 21, 2026, 1:57 a.m. —
8 1 1 4.40 Feb. 21, 2026, 1:57 a.m. Feb. 21, 2026, 1:57 a.m. —
0 1 1 0.00 Feb. 21, 2026, 1:57 a.m. Feb. 21, 2026, 1:57 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).

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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
Loading subnets…

Interesting IPs

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

193.126.225.103 low
Open report
0 /100
Last seen 2026-02-19 02:00
Hits
12
Errors
1
Country
Portugal
ASN
AS1897
AS Org
NOS COMUNICACOES, S.A.
193.126.239.205 low
Open report
0 /100
Last seen 2026-02-15 02:00
Hits
11
Errors
5
Country
Portugal
ASN
AS1897
AS Org
NOS COMUNICACOES, S.A.
193.126.225.99 low
Open report
0 /100
Last seen 2026-02-20 02:00
Hits
9
Errors
0
Country
Portugal
ASN
AS1897
AS Org
NOS COMUNICACOES, S.A.
193.126.225.100 low
Open report
0 /100
Last seen 2026-02-15 02:00
Hits
8
Errors
4
Country
Portugal
ASN
AS1897
AS Org
NOS COMUNICACOES, S.A.
195.23.72.173 low
Open report
0 /100
Last seen 2026-02-17 02:00
Hits
6
Errors
3
Country
Portugal
ASN
AS1897
AS Org
NOS COMUNICACOES, S.A.
195.23.218.107 low
Open report
0 /100
Last seen 2026-02-20 02:00
Hits
5
Errors
0
Country
Portugal
ASN
AS1897
AS Org
NOS COMUNICACOES, S.A.
195.23.221.193 low
Open report
0 /100
Last seen 2026-02-19 02:00
Hits
5
Errors
3
Country
Portugal
ASN
AS1897
AS Org
NOS COMUNICACOES, S.A.
88.157.65.134 low
Open report
0 /100
Last seen 2026-02-19 02:00
Hits
4
Errors
0
Country
Portugal
ASN
AS1897
AS Org
NOS COMUNICACOES, S.A.
88.157.178.58 low
Open report
0 /100
Last seen 2026-02-15 02:00
Hits
4
Errors
2
Country
Portugal
ASN
AS1897
AS Org
NOS COMUNICACOES, S.A.
193.126.238.151 low
Open report
0 /100
Last seen 2026-02-19 02:00
Hits
4
Errors
0
Country
Portugal
ASN
AS1897
AS Org
NOS COMUNICACOES, S.A.
195.23.193.241 low
Open report
0 /100
Last seen 2026-02-14 02:00
Hits
4
Errors
2
Country
Portugal
ASN
AS1897
AS Org
NOS COMUNICACOES, S.A.
193.126.225.98 low
Open report
0 /100
Last seen 2026-02-16 02:00
Hits
3
Errors
0
Country
Portugal
ASN
AS1897
AS Org
NOS COMUNICACOES, S.A.
195.23.223.242 low
Open report
0 /100
Last seen 2026-02-21 02:00
Hits
3
Errors
0
Country
Portugal
ASN
AS1897
AS Org
NOS COMUNICACOES, S.A.
88.157.95.15 low
Open report
0 /100
Last seen 2026-02-06 02:00
Hits
2
Errors
2
Country
Portugal
ASN
AS1897
AS Org
NOS COMUNICACOES, S.A.
88.157.198.50 low
Open report
0 /100
Last seen 2026-02-10 02:00
Hits
2
Errors
1
Country
Portugal
ASN
AS1897
AS Org
NOS COMUNICACOES, S.A.
88.157.226.158 low
Open report
0 /100
Last seen 2026-02-19 02:00
Hits
2
Errors
0
Country
Portugal
ASN
AS1897
AS Org
NOS COMUNICACOES, S.A.
88.157.136.54 low
Open report
0 /100
Last seen 2026-02-12 02:00
Hits
1
Errors
1
Country
Portugal
ASN
AS1897
AS Org
NOS COMUNICACOES, S.A.
88.157.156.218 low
Open report
0 /100
Last seen 2026-02-19 02:00
Hits
1
Errors
0
Country
Portugal
ASN
AS1897
AS Org
NOS COMUNICACOES, S.A.
88.157.192.234 low
Open report
0 /100
Last seen 2026-02-14 02:00
Hits
1
Errors
1
Country
Portugal
ASN
AS1897
AS Org
NOS COMUNICACOES, S.A.
193.126.74.103 low
Open report
0 /100
Last seen 2026-02-20 02:00
Hits
1
Errors
0
Country
Portugal
ASN
AS1897
AS Org
NOS COMUNICACOES, S.A.
195.23.64.221 low
Open report
0 /100
Last seen 2026-02-13 02:00
Hits
1
Errors
0
Country
Portugal
ASN
AS1897
AS Org
NOS COMUNICACOES, S.A.
195.23.84.210 low
Open report
0 /100
Last seen 2026-02-20 02:00
Hits
1
Errors
0
Country
Portugal
ASN
AS1897
AS Org
NOS COMUNICACOES, S.A.
195.23.157.209 low
Open report
0 /100
Last seen 2026-02-07 02:00
Hits
1
Errors
1
Country
Portugal
ASN
AS1897
AS Org
NOS COMUNICACOES, S.A.
195.23.191.255 low
Open report
0 /100
Last seen 2026-02-07 02:00
Hits
1
Errors
1
Country
Portugal
ASN
AS1897
AS Org
NOS COMUNICACOES, S.A.
195.23.192.31 low
Open report
0 /100
Last seen 2026-02-15 02:00
Hits
1
Errors
0
Country
Portugal
ASN
AS1897
AS Org
NOS COMUNICACOES, S.A.
195.23.211.93 low
Open report
0 /100
Last seen 2026-02-20 02:00
Hits
1
Errors
0
Country
Portugal
ASN
AS1897
AS Org
NOS COMUNICACOES, S.A.
195.23.211.143 low
Open report
0 /100
Last seen 2026-02-19 02:00
Hits
1
Errors
0
Country
Portugal
ASN
AS1897
AS Org
NOS COMUNICACOES, S.A.
213.205.75.163 low
Open report
0 /100
Last seen 2026-02-21 02:00
Hits
1
Errors
0
Country
Portugal
ASN
AS1897
AS Org
NOS COMUNICACOES, S.A.