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ASN REPORT — AS19108 · Optimum

First sighted: July 31, 2023, 3 a.m. · Last sighted: Jan. 10, 2026, 1:59 a.m.

Risk
1 (low)
Total hits
1656
Total errors
163
Observed IPs
224
Top country
N/A
Top city
N/A

Risk

Model: v1 Computed: 2026-01-18 11:55:10
Risk score
1
Low
Risk gradient
Key drivers are enriched against the published annotator catalog when available; otherwise sensible defaults are used.
Key drivers
Request size anomaly
Requests are unusually large or shaped in a way that suggests abuse or automation.
request_size
Hits 109
Points 14.51
User-Agent anomaly
User-Agent signals look missing, inconsistent, or indicative of non-browser tooling.
ua
Hits 108
Points 9.10
Scan velocity
High request rate and broad endpoint coverage suggest scanning or automated enumeration.
scan_velocity
Hits 6
Points 3.78
Automated client behavior
Traffic patterns strongly suggest automation rather than a human-operated browser.
bot
Hits 1
Points 0.48

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
1106
3xx
54
4xx
93
5xx
70
Unique URLs
816
Total hits
1656
First seen
July 31, 2023, 3 a.m.
Last seen
Jan. 10, 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
Request size anomaly request_size
Requests are unusually large or shaped in a way that suggests abuse or automation.
hits 109 pts 14.51
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
12 31 1 14.51 Dec. 24, 2024, 5:28 a.m. Aug. 1, 2025, 7:42 a.m.
request_size 31
0 78 1 0.00 Dec. 31, 2024, 7:48 a.m. Oct. 19, 2025, 8:05 p.m.
request_size 78
User-Agent anomaly ua
User-Agent signals look missing, inconsistent, or indicative of non-browser tooling.
hits 108 pts 9.10
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
6 93 1 6.70 April 27, 2024, 5:17 p.m. Sept. 11, 2025, 11:50 a.m.
ua 93
14 7 1 1.57 July 31, 2023, 9:23 p.m. April 7, 2025, 11:19 p.m.
ua 7
8 8 1 0.83 May 7, 2024, 9:56 p.m. June 9, 2024, 12:21 p.m.
ua 8
Scan velocity scan_velocity
High request rate and broad endpoint coverage suggest scanning or automated enumeration.
hits 6 pts 3.78
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
10 3 1 3.78 Jan. 26, 2025, 4:15 p.m. May 10, 2025, 7:42 a.m.
scan_velocity 3
0 3 1 0.00 Jan. 26, 2025, 4:15 p.m. May 10, 2025, 7:42 a.m.
scan_velocity 3
Automated client behavior bot
Traffic patterns strongly suggest automation rather than a human-operated browser.
hits 1 pts 0.48
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
10 1 1 0.48 Oct. 2, 2024, 3:41 p.m. Oct. 2, 2024, 3:41 p.m.
bot 1

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.