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ORG REPORT — Ahrefs Crawler B USA · ahrefs crawler b usa

First sighted: Nov. 26, 2024, 2 a.m. · Last sighted: March 2, 2026, 2 a.m.

Risk
16 (low)
Total hits
874
Total errors
22
Distinct IPs
69
Distinct ASNs
1
Top country
United States
Top city
Ashburn
Top region
Virginia
Top ASN
AS140577 • Ahrefs Pte Ltd

Risk

Model: v1 Computed: 2026-03-03 20:12:57
Risk score
16
Low
Risk gradient
Key drivers are enriched against the published annotator catalog when available; otherwise sensible defaults are used.
Annotator influence radar
Rendering annotator influence profile…
Normalized contribution (0..1) per annotator versus robust per-code envelope.
Key drivers
Automated client behavior
Traffic patterns strongly suggest automation rather than a human-operated browser.
bot
Hits 853
Points 426.50
Request size anomaly
Requests are unusually large or shaped in a way that suggests abuse or automation.
request_size
Hits 4
Points 3.36
User-Agent anomaly
User-Agent signals look missing, inconsistent, or indicative of non-browser tooling.
ua
Hits 11
Points 1.32

Traffic

Rollup

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

Loading activity…
Daily activity (hits per day). Total in window: —.
Traffic rollup
HTTP status classes, URL diversity, and totals.
2xx
652
3xx
0
4xx
11
5xx
11
Unique URLs
0
Total hits
874
First seen
Nov. 26, 2024, 2 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
Automated client behavior bot
Traffic patterns strongly suggest automation rather than a human-operated browser.
hits 853 pts 426.50
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
10 853 1 426.50 Nov. 26, 2024, 9:35 p.m. March 1, 2026, 11:47 p.m.
bot 853
Request size anomaly request_size
Requests are unusually large or shaped in a way that suggests abuse or automation.
hits 4 pts 3.36
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
14 4 1 3.36 Feb. 5, 2026, 2:11 p.m. Feb. 17, 2026, 6 a.m.
request_size 4
User-Agent anomaly ua
User-Agent signals look missing, inconsistent, or indicative of non-browser tooling.
hits 11 pts 1.32
Breakdown by severity band (all-time). “Weighted” reflects your weight configuration.
Severity Total Labels Weighted First seen Last seen Top labels
6 11 1 1.32 Feb. 12, 2025, 9:42 a.m. Aug. 10, 2025, 11:28 p.m.
ua 11

HTTP Status Breakdown

Response mix grouped by status class (2xx/3xx/4xx/5xx). Uses totals 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 Org snapshot (peer IPs with coordinates).

Loading map…

ASNs held by this org

Derived from IP rollups (IPReportTotal). Grouped by (asn, as_org_name).
Loading…

Interesting IPs

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

202.8.42.1 low
Open report
5 /100
Last seen 2025-05-29 03:00
Hits
47
Errors
1
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.69 low
Open report
3 /100
Last seen 2025-04-10 03:00
Hits
33
Errors
1
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.88 low
Open report
3 /100
Last seen 2025-08-11 03:00
Hits
30
Errors
0
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.71 low
Open report
2 /100
Last seen 2025-05-21 03:00
Hits
44
Errors
0
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.226 low
Open report
2 /100
Last seen 2025-05-14 03:00
Hits
40
Errors
0
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.216 low
Open report
2 /100
Last seen 2025-04-23 03:00
Hits
33
Errors
1
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.116 low
Open report
2 /100
Last seen 2025-05-12 03:00
Hits
31
Errors
0
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.90 low
Open report
1 /100
Last seen 2025-01-12 02:00
Hits
24
Errors
1
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.96 low
Open report
1 /100
Last seen 2025-08-11 03:00
Hits
17
Errors
2
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.55 low
Open report
1 /100
Last seen 2025-01-02 02:00
Hits
17
Errors
1
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.89 low
Open report
1 /100
Last seen 2024-12-25 02:00
Hits
15
Errors
0
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.217 low
Open report
0 /100
Last seen 2026-03-02 02:00
Hits
25
Errors
2
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.146 low
Open report
0 /100
Last seen 2024-12-26 02:00
Hits
17
Errors
1
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.62 low
Open report
0 /100
Last seen 2025-01-08 02:00
Hits
16
Errors
0
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.29 low
Open report
0 /100
Last seen 2024-12-25 02:00
Hits
16
Errors
0
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.85 low
Open report
0 /100
Last seen 2024-12-25 02:00
Hits
16
Errors
0
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.149 low
Open report
0 /100
Last seen 2024-12-25 02:00
Hits
16
Errors
0
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.208 low
Open report
0 /100
Last seen 2024-12-25 02:00
Hits
16
Errors
0
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.235 low
Open report
0 /100
Last seen 2024-12-25 02:00
Hits
16
Errors
0
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.237 low
Open report
0 /100
Last seen 2024-12-25 02:00
Hits
16
Errors
0
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.183 low
Open report
0 /100
Last seen 2026-02-06 02:00
Hits
12
Errors
0
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.129 low
Open report
0 /100
Last seen 2026-02-06 02:00
Hits
10
Errors
0
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.197 low
Open report
0 /100
Last seen 2026-02-18 02:00
Hits
9
Errors
2
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.65 low
Open report
0 /100
Last seen 2024-12-26 02:00
Hits
9
Errors
1
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.63 low
Open report
0 /100
Last seen 2024-12-25 02:00
Hits
9
Errors
1
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.99 low
Open report
0 /100
Last seen 2024-12-25 02:00
Hits
9
Errors
1
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.112 low
Open report
0 /100
Last seen 2024-12-25 02:00
Hits
9
Errors
1
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.195 low
Open report
0 /100
Last seen 2024-12-25 02:00
Hits
9
Errors
1
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.70 low
Open report
0 /100
Last seen 2025-01-11 02:00
Hits
8
Errors
0
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.153 low
Open report
0 /100
Last seen 2025-01-11 02:00
Hits
8
Errors
0
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.37 low
Open report
0 /100
Last seen 2025-01-10 02:00
Hits
8
Errors
0
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.181 low
Open report
0 /100
Last seen 2025-01-09 02:00
Hits
8
Errors
0
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.9 low
Open report
0 /100
Last seen 2025-01-01 02:00
Hits
8
Errors
0
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.6 low
Open report
0 /100
Last seen 2024-12-25 02:00
Hits
8
Errors
0
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.20 low
Open report
0 /100
Last seen 2024-12-25 02:00
Hits
8
Errors
0
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.31 low
Open report
0 /100
Last seen 2024-12-25 02:00
Hits
8
Errors
0
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.42 low
Open report
0 /100
Last seen 2024-12-25 02:00
Hits
8
Errors
0
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.52 low
Open report
0 /100
Last seen 2024-12-25 02:00
Hits
8
Errors
0
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.54 low
Open report
0 /100
Last seen 2024-12-25 02:00
Hits
8
Errors
0
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.57 low
Open report
0 /100
Last seen 2024-12-25 02:00
Hits
8
Errors
0
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.61 low
Open report
0 /100
Last seen 2024-12-25 02:00
Hits
8
Errors
0
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.72 low
Open report
0 /100
Last seen 2024-12-25 02:00
Hits
8
Errors
0
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.76 low
Open report
0 /100
Last seen 2024-12-25 02:00
Hits
8
Errors
0
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.77 low
Open report
0 /100
Last seen 2024-12-25 02:00
Hits
8
Errors
0
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.78 low
Open report
0 /100
Last seen 2024-12-25 02:00
Hits
8
Errors
0
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.86 low
Open report
0 /100
Last seen 2024-12-25 02:00
Hits
8
Errors
0
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.95 low
Open report
0 /100
Last seen 2024-12-25 02:00
Hits
8
Errors
0
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.111 low
Open report
0 /100
Last seen 2024-12-25 02:00
Hits
8
Errors
0
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.117 low
Open report
0 /100
Last seen 2024-12-25 02:00
Hits
8
Errors
0
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.118 low
Open report
0 /100
Last seen 2024-12-25 02:00
Hits
8
Errors
0
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.130 low
Open report
0 /100
Last seen 2024-12-25 02:00
Hits
8
Errors
0
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.137 low
Open report
0 /100
Last seen 2024-12-25 02:00
Hits
8
Errors
0
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.145 low
Open report
0 /100
Last seen 2024-12-25 02:00
Hits
8
Errors
0
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.155 low
Open report
0 /100
Last seen 2024-12-25 02:00
Hits
8
Errors
0
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.169 low
Open report
0 /100
Last seen 2024-12-25 02:00
Hits
8
Errors
0
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.185 low
Open report
0 /100
Last seen 2024-12-25 02:00
Hits
8
Errors
0
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.189 low
Open report
0 /100
Last seen 2024-12-25 02:00
Hits
8
Errors
0
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.213 low
Open report
0 /100
Last seen 2024-12-25 02:00
Hits
8
Errors
0
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.214 low
Open report
0 /100
Last seen 2024-12-25 02:00
Hits
8
Errors
0
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.219 low
Open report
0 /100
Last seen 2024-12-25 02:00
Hits
8
Errors
0
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.236 low
Open report
0 /100
Last seen 2024-12-25 02:00
Hits
8
Errors
0
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.239 low
Open report
0 /100
Last seen 2024-12-25 02:00
Hits
8
Errors
0
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.240 low
Open report
0 /100
Last seen 2024-12-25 02:00
Hits
8
Errors
0
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.250 low
Open report
0 /100
Last seen 2024-12-25 02:00
Hits
8
Errors
0
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.253 low
Open report
0 /100
Last seen 2024-12-25 02:00
Hits
8
Errors
0
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.215 low
Open report
0 /100
Last seen 2024-12-16 02:00
Hits
8
Errors
1
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.83 low
Open report
0 /100
Last seen 2024-12-25 02:00
Hits
5
Errors
0
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.148 low
Open report
0 /100
Last seen 2026-02-06 02:00
Hits
2
Errors
2
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd
202.8.42.180 low
Open report
0 /100
Last seen 2026-02-06 02:00
Hits
2
Errors
2
Country
United States
ASN
AS140577
AS Org
Ahrefs Pte Ltd