DigitalOcean Referral Badge
cloud1
cloud2
cloud3
cloud4
cloud5
cloud6
← Back

Subnet Overview

Model: v1 Updated: Jan. 14, 2026, 11:04 a.m.
Report for 3.21.136.0/24 • United States • Amazon.com, Inc. City report ASN report

High-level context about this subnet: size, density, traffic, risk, and geographic footprint.

Traffic ready Risk ready Snapshot ready Window Oct. 30, 2023, midnight → Nov. 6, 2023, midnight Model v1
CIDR
3.21.136.0/24
Prefix
/24
IP Version
IPv4
Subnet Size
256
Network Address
3.21.136.0
Broadcast / Last
3.21.136.255
Observed IPs
1
Footprint
0.391%
Total Hits
2395
Total Errors
2
Risk Score
0
Risk Level
low
First Seen
Oct. 30, 2023, 12:01 a.m.
Last Seen
Oct. 31, 2023, 7:53 p.m.
Top Location
Dublin , Ohio • United States
Top ASN
AS16509 • Amazon.com, Inc.

Risk

Model: v1
Subnet risk score
0
Low
Risk gradient
Contributors are derived from subnet annotator rollups and normalized to your short codes (e.g. sqli, cmdi, trav, sfp, bot).
Contributing annotators
ua 5 hits 0.60 pts
Technical summary
Computed at
Jan. 14, 2026, 10:34 a.m.
Raw total
0.60
Total hits
2395
Errors
2

Traffic

Rollup

Daily activity (hits per day) plus HTTP response mix and basic counters from the subnet traffic rollup.

Loading activity…
Rendering hits per day for this subnet.
Daily activity (hits per day).

Annotators (All-time)

Heatmap of annotator × severity for this subnet. Darker cells mean more volume in that band. Tip: switch to Weighted points to see what drives impact (not just noise).

Severity →
Low High
ua
total=5 · weighted=0.60
Breakdown by severity band (all-time). “Weighted” reflects your weight coefficients/squash.
Severity Total Labels Weighted Top labels
6 5 1 0.60
ua 5

HTTP Status Breakdown

Response mix grouped by status class (2xx/3xx/4xx/5xx). Auto-loads one aggregation and renders a donut.

Loading status mix…
Fetching one histogram and rendering the chart.

Geolocation

Live geolocation and map tiles auto-load for this subnet (all IPs with coordinates).

Loading map…

Interesting IPs

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

3.21.136.87 low
Open report
0 /100
Last seen 2023-10-31 19:53
Hits
139
Errors
2
Country
United States
ASN
AS16509
AS Org
Amazon.com, Inc.

Other subnets in this ASN / org

Compares other subnet snapshots matching this report’s ASN/org identity. “Same window” keeps the comparison within the latest snapshot window.

44.230.252.0/24 /24 Risk 10
Open report
10 max · 6.787 avg
Last seen 2023-11-05 01:17
Hits
1028
IPs
1
Footprint
0.391%
ASN
AS16509
AS Org
Amazon.com, Inc.
Geo
Portland, Oregon, United States
3.98.56.0/24 /24 Risk 95
Open report
95 max · 95.000 avg
Last seen 2023-10-31 18:31
Hits
1015
IPs
1
Footprint
0.391%
ASN
AS16509
AS Org
Amazon.com, Inc.
Geo
Toronto, Ontario, Canada
52.25.208.0/24 /24 Risk 9
Open report
9 max · 6.321 avg
Last seen 2023-11-05 01:52
Hits
1014
IPs
1
Footprint
0.391%
ASN
AS16509
AS Org
Amazon.com, Inc.
Geo
Portland, Oregon, United States
100.21.24.0/24 /24 Risk 9
Open report
9 max · 5.932 avg
Last seen 2023-11-05 07:15
Hits
976
IPs
1
Footprint
0.391%
ASN
AS16509
AS Org
Amazon.com, Inc.
Geo
Portland, Oregon, United States
54.184.159.0/24 /24 Risk 3
Open report
3 max · 2.337 avg
Last seen 2023-11-05 22:40
Hits
306
IPs
1
Footprint
0.391%
ASN
AS16509
AS Org
Amazon.com, Inc.
Geo
Portland, Oregon, United States
50.112.160.0/24 /24 Risk 3
Open report
3 max · 2.108 avg
Last seen 2023-11-05 22:11
Hits
287
IPs
1
Footprint
0.391%
ASN
AS16509
AS Org
Amazon.com, Inc.
Geo
Portland, Oregon, United States
44.231.202.0/24 /24 Risk 2
Open report
2 max · 1.482 avg
Last seen 2023-11-05 22:40
Hits
251
IPs
1
Footprint
0.391%
ASN
AS16509
AS Org
Amazon.com, Inc.
Geo
Portland, Oregon, United States
47.128.49.0/24 /24 Risk 1
Open report
1 max · 0.398 avg
Last seen 2023-11-05 19:57
Hits
108
IPs
19
Footprint
7.422%
ASN
AS16509
AS Org
Amazon.com, Inc.
Geo
Singapore, Central Singapore, Singapore
3.9.14.0/24 /24 Risk 7
Open report
7 max · 7.000 avg
Last seen 2023-11-05 14:40
Hits
101
IPs
1
Footprint
0.391%
ASN
AS16509
AS Org
Amazon.com, Inc.
Geo
London, England, United Kingdom
18.170.98.0/24 /24 Risk 8
Open report
8 max · 8.000 avg
Last seen 2023-11-03 06:59
Hits
95
IPs
1
Footprint
0.391%
ASN
AS16509
AS Org
Amazon.com, Inc.
Geo
London, England, United Kingdom
18.169.157.0/24 /24 Risk 7
Open report
7 max · 7.000 avg
Last seen 2023-11-05 09:27
Hits
93
IPs
1
Footprint
0.391%
ASN
AS16509
AS Org
Amazon.com, Inc.
Geo
London, England, United Kingdom
185.216.70.0/24 /24 Risk 2
Open report
2 max · 2.000 avg
Last seen 2023-11-03 10:20
Hits
90
IPs
1
Footprint
0.391%
ASN
AS16509
AS Org
Amazon.com, Inc.
Geo
Sofia, Sofia-Capital, Bulgaria
47.128.29.0/24 /24 Risk 0
Open report
0 max · 0.000 avg
Last seen 2023-11-05 15:00
Hits
89
IPs
16
Footprint
6.250%
ASN
AS16509
AS Org
Amazon.com, Inc.
Geo
Singapore, Central Singapore, Singapore
47.128.35.0/24 /24 Risk 1
Open report
1 max · 0.529 avg
Last seen 2023-11-05 21:17
Hits
85
IPs
14
Footprint
5.469%
ASN
AS16509
AS Org
Amazon.com, Inc.
Geo
Singapore, Central Singapore, Singapore
47.128.34.0/24 /24 Risk 0
Open report
0 max · 0.000 avg
Last seen 2023-11-05 20:48
Hits
80
IPs
15
Footprint
5.859%
ASN
AS16509
AS Org
Amazon.com, Inc.
Geo
Singapore, Central Singapore, Singapore
47.128.52.0/24 /24 Risk 1
Open report
1 max · 0.627 avg
Last seen 2023-11-05 20:19
Hits
75
IPs
8
Footprint
3.125%
ASN
AS16509
AS Org
Amazon.com, Inc.
Geo
Singapore, Central Singapore, Singapore
47.128.18.0/24 /24 Risk 1
Open report
1 max · 0.587 avg
Last seen 2023-11-05 17:35
Hits
75
IPs
6
Footprint
2.344%
ASN
AS16509
AS Org
Amazon.com, Inc.
Geo
Singapore, Central Singapore, Singapore
47.128.56.0/24 /24 Risk 0
Open report
0 max · 0.000 avg
Last seen 2023-11-05 20:01
Hits
71
IPs
11
Footprint
4.297%
ASN
AS16509
AS Org
Amazon.com, Inc.
Geo
Singapore, Central Singapore, Singapore
18.132.16.0/24 /24 Risk 5
Open report
5 max · 5.000 avg
Last seen 2023-10-31 07:27
Hits
68
IPs
1
Footprint
0.391%
ASN
AS16509
AS Org
Amazon.com, Inc.
Geo
London, England, United Kingdom
47.128.31.0/24 /24 Risk 0
Open report
0 max · 0.000 avg
Last seen 2023-11-05 17:00
Hits
64
IPs
16
Footprint
6.250%
ASN
AS16509
AS Org
Amazon.com, Inc.
Geo
Singapore, Central Singapore, Singapore