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ASN REPORT — AS1640 · Thacker-Grigsby Communications

Contextual Risk

Syndu matches the queried target properties against aggregated behavioral baselines across the IP hierarchy and calculates a contextual risk score from the matched dimensions.

--unknown
Contextual Risk

Context-aware score.

Total Hits
51
Total Errors
15
First Seen
May 1, 2024, 3 a.m.
Last Seen
Feb. 28, 2026, 2 a.m.
Risk Level
--
Risk Score
--

Dimension Baselines

Matched dimensions contribute directly to the contextual score. Each value links to the corresponding report and latest computed baseline.

Create API Account Risk API Docs View Pricing

Behavioral Risk

Model: v1 Computed: March 3, 2026, 7:54 p.m.
ASN risk score
1
Low
Risk gradient
Contributor codes are normalized (e.g. sqli, cmdi, trav, sfp). Totals and breakdowns are derived from ASN rollups and explainability tables only.
Annotator influence radar
Rendering annotator influence profile…
Normalized contribution (0..1) per annotator versus robust per-code envelope.
All contributing signals
No annotator totals available.
Technical summary
Computed at
March 3, 2026, 7:54 p.m.
Raw total
19.80
Total hits
51
Errors
15

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
36
3xx
0
4xx
15
5xx
0
Unique URLs
0
Total hits
51
First seen
May 1, 2024, 3 a.m.
Last seen
Feb. 28, 2026, 2 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 ASN

Derived from report_ipaddress rows mapped to this ASN. 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.

76.72.206.137 low
Open report
0 /100
Last seen 2024-05-02 03:00
Hits
10
Errors
0
Country
United States
ASN
AS1640
AS Org
Thacker-Grigsby Communications
69.57.99.191 low
Open report
0 /100
Last seen 2026-02-08 02:00
Hits
3
Errors
0
Country
United States
ASN
AS1640
AS Org
Thacker-Grigsby Communications
69.57.102.164 low
Open report
0 /100
Last seen 2026-01-31 02:00
Hits
2
Errors
0
Country
United States
ASN
AS1640
AS Org
Thacker-Grigsby Communications
76.72.200.222 low
Open report
0 /100
Last seen 2026-01-21 02:00
Hits
2
Errors
0
Country
United States
ASN
AS1640
AS Org
Thacker-Grigsby Communications
76.72.205.177 low
Open report
0 /100
Last seen 2025-08-07 03:00
Hits
2
Errors
2
Country
United States
ASN
AS1640
AS Org
Thacker-Grigsby Communications
199.192.120.214 low
Open report
0 /100
Last seen 2026-01-21 02:00
Hits
2
Errors
0
Country
United States
ASN
AS1640
AS Org
Thacker-Grigsby Communications
199.192.122.121 low
Open report
0 /100
Last seen 2026-01-22 02:00
Hits
2
Errors
0
Country
United States
ASN
AS1640
AS Org
Thacker-Grigsby Communications
208.56.133.115 low
Open report
0 /100
Last seen 2026-01-24 02:00
Hits
2
Errors
0
Country
United States
ASN
AS1640
AS Org
Thacker-Grigsby Communications
208.56.157.197 low
Open report
0 /100
Last seen 2026-02-15 02:00
Hits
2
Errors
1
Country
United States
ASN
AS1640
AS Org
Thacker-Grigsby Communications
69.57.96.38 low
Open report
0 /100
Last seen 2026-02-15 02:00
Hits
1
Errors
0
Country
United States
ASN
AS1640
AS Org
Thacker-Grigsby Communications
69.57.99.47 low
Open report
0 /100
Last seen 2026-02-22 02:00
Hits
1
Errors
0
Country
United States
ASN
AS1640
AS Org
Thacker-Grigsby Communications
69.57.99.135 low
Open report
0 /100
Last seen 2026-02-17 02:00
Hits
1
Errors
0
Country
United States
ASN
AS1640
AS Org
Thacker-Grigsby Communications
69.57.102.233 low
Open report
0 /100
Last seen 2026-01-29 02:00
Hits
1
Errors
1
Country
United States
ASN
AS1640
AS Org
Thacker-Grigsby Communications
69.57.105.13 low
Open report
0 /100
Last seen 2026-01-28 02:00
Hits
1
Errors
0
Country
United States
ASN
AS1640
AS Org
Thacker-Grigsby Communications
69.57.105.116 low
Open report
0 /100
Last seen 2026-02-05 02:00
Hits
1
Errors
1
Country
United States
ASN
AS1640
AS Org
Thacker-Grigsby Communications
69.57.111.171 low
Open report
0 /100
Last seen 2026-02-05 02:00
Hits
1
Errors
1
Country
United States
ASN
AS1640
AS Org
Thacker-Grigsby Communications
76.72.198.7 low
Open report
0 /100
Last seen 2026-02-12 02:00
Hits
1
Errors
1
Country
United States
ASN
AS1640
AS Org
Thacker-Grigsby Communications
76.72.206.209 low
Open report
0 /100
Last seen 2026-02-07 02:00
Hits
1
Errors
1
Country
United States
ASN
AS1640
AS Org
Thacker-Grigsby Communications
76.72.207.17 low
Open report
0 /100
Last seen 2026-02-02 02:00
Hits
1
Errors
1
Country
United States
ASN
AS1640
AS Org
Thacker-Grigsby Communications
199.59.84.35 low
Open report
0 /100
Last seen 2026-02-14 02:00
Hits
1
Errors
1
Country
United States
ASN
AS1640
AS Org
Thacker-Grigsby Communications
199.59.85.61 low
Open report
0 /100
Last seen 2026-02-13 02:00
Hits
1
Errors
0
Country
United States
ASN
AS1640
AS Org
Thacker-Grigsby Communications
199.59.85.88 low
Open report
0 /100
Last seen 2026-02-02 02:00
Hits
1
Errors
1
Country
United States
ASN
AS1640
AS Org
Thacker-Grigsby Communications
199.192.120.241 low
Open report
0 /100
Last seen 2026-02-02 02:00
Hits
1
Errors
1
Country
United States
ASN
AS1640
AS Org
Thacker-Grigsby Communications
199.192.121.190 low
Open report
0 /100
Last seen 2026-02-02 02:00
Hits
1
Errors
0
Country
United States
ASN
AS1640
AS Org
Thacker-Grigsby Communications
199.192.122.84 low
Open report
0 /100
Last seen 2026-01-31 02:00
Hits
1
Errors
1
Country
United States
ASN
AS1640
AS Org
Thacker-Grigsby Communications
208.56.131.231 low
Open report
0 /100
Last seen 2026-02-14 02:00
Hits
1
Errors
1
Country
United States
ASN
AS1640
AS Org
Thacker-Grigsby Communications
208.56.133.122 low
Open report
0 /100
Last seen 2025-07-24 03:00
Hits
1
Errors
0
Country
United States
ASN
AS1640
AS Org
Thacker-Grigsby Communications
208.56.138.142 low
Open report
0 /100
Last seen 2026-02-26 02:00
Hits
1
Errors
0
Country
United States
ASN
AS1640
AS Org
Thacker-Grigsby Communications
208.56.146.112 low
Open report
0 /100
Last seen 2026-02-02 02:00
Hits
1
Errors
0
Country
United States
ASN
AS1640
AS Org
Thacker-Grigsby Communications
208.56.149.239 low
Open report
0 /100
Last seen 2025-09-23 03:00
Hits
1
Errors
0
Country
United States
ASN
AS1640
AS Org
Thacker-Grigsby Communications
208.56.152.165 low
Open report
0 /100
Last seen 2026-02-28 02:00
Hits
1
Errors
0
Country
United States
ASN
AS1640
AS Org
Thacker-Grigsby Communications
208.56.158.242 low
Open report
0 /100
Last seen 2026-02-17 02:00
Hits
1
Errors
0
Country
United States
ASN
AS1640
AS Org
Thacker-Grigsby Communications
208.56.159.49 low
Open report
0 /100
Last seen 2026-02-05 02:00
Hits
1
Errors
1
Country
United States
ASN
AS1640
AS Org
Thacker-Grigsby Communications