Interesting Subnets
Directory of
active subnets
observed by Syndu. Each row is the latest cached
SubnetSnapshot
per subnet and includes: density, traffic, geo/ASN representatives, and risk distribution.
Search
Active filter:
AWS EC2 (eu-central-1)
·
Clear
Snapshot
2026-03-08
Results
16
Page
1
/
1
52.28.162.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
190
Prefix / IP version
/24 · IPv4
Network
52.28.162.0
Broadcast
52.28.162.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
50.1109 , 8.68213
Hits / Errors
190
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS16509 ·
Amazon.com, Inc.
Top organization / ISP
AWS EC2 (eu-central-1)
·
Amazon.com, Inc.
Top geo
Germany
·
Hesse
·
Frankfurt am Main
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
52.59.43.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
175
Prefix / IP version
/24 · IPv4
Network
52.59.43.0
Broadcast
52.59.43.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
50.110899999999994 , 8.68213
Hits / Errors
175
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS16509 ·
Amazon.com, Inc.
Top organization / ISP
AWS EC2 (eu-central-1)
·
Amazon Technologies Inc.
Top geo
Germany
·
Hesse
·
Frankfurt am Main
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
63.178.84.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
168
Prefix / IP version
/24 · IPv4
Network
63.178.84.0
Broadcast
63.178.84.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
50.1109 , 8.68213
Hits / Errors
168
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS16509 ·
Amazon.com, Inc.
Top organization / ISP
AWS EC2 (eu-central-1)
·
Amazon.com
Top geo
Germany
·
Hesse
·
Frankfurt am Main
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
18.192.166.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
160
Prefix / IP version
/24 · IPv4
Network
18.192.166.0
Broadcast
18.192.166.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
50.1109 , 8.68213
Hits / Errors
160
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS16509 ·
Amazon.com, Inc.
Top organization / ISP
AWS EC2 (eu-central-1)
·
Amazon Technologies Inc.
Top geo
Germany
·
Hesse
·
Frankfurt am Main
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
3.77.67.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
158
Prefix / IP version
/24 · IPv4
Network
3.77.67.0
Broadcast
3.77.67.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
50.1109 , 8.68213
Hits / Errors
158
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS16509 ·
Amazon.com, Inc.
Top organization / ISP
AWS EC2 (eu-central-1)
·
Amazon Technologies Inc.
Top geo
Germany
·
Hesse
·
Frankfurt am Main
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
18.193.252.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
154
Prefix / IP version
/24 · IPv4
Network
18.193.252.0
Broadcast
18.193.252.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
50.1109 , 8.68213
Hits / Errors
154
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS16509 ·
Amazon.com, Inc.
Top organization / ISP
AWS EC2 (eu-central-1)
·
Amazon Technologies Inc.
Top geo
Germany
·
Hesse
·
Frankfurt am Main
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
3.79.134.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
152
Prefix / IP version
/24 · IPv4
Network
3.79.134.0
Broadcast
3.79.134.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
50.1109 , 8.68213
Hits / Errors
152
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS16509 ·
Amazon.com, Inc.
Top organization / ISP
AWS EC2 (eu-central-1)
·
Amazon Technologies Inc.
Top geo
Germany
·
Hesse
·
Frankfurt am Main
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
18.195.122.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
16
Prefix / IP version
/24 · IPv4
Network
18.195.122.0
Broadcast
18.195.122.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
50.1109 , 8.68213
Hits / Errors
16
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS16509 ·
Amazon.com, Inc.
Top organization / ISP
AWS EC2 (eu-central-1)
·
Amazon Technologies Inc.
Top geo
Germany
·
Hesse
·
Frankfurt am Main
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
35.159.221.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
3
Prefix / IP version
/24 · IPv4
Network
35.159.221.0
Broadcast
35.159.221.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
50.110899999999994 , 8.68213
Hits / Errors
3
hits ·
0
errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS16509 ·
Amazon.com, Inc.
Top organization / ISP
AWS EC2 (eu-central-1)
·
Amazon Technologies Inc.
Top geo
Germany
·
Hesse
·
Frankfurt am Main
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
3.64.148.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
3.64.148.0
Broadcast
3.64.148.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
50.1109 , 8.68213
Hits / Errors
2
hits ·
1
errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS16509 ·
Amazon.com, Inc.
Top organization / ISP
AWS EC2 (eu-central-1)
·
Amazon Technologies Inc.
Top geo
Germany
·
Hesse
·
Frankfurt am Main
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
3.70.111.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
3.70.111.0
Broadcast
3.70.111.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
50.1109 , 8.68213
Hits / Errors
2
hits ·
1
errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS16509 ·
Amazon.com, Inc.
Top organization / ISP
AWS EC2 (eu-central-1)
·
Amazon Technologies Inc.
Top geo
Germany
·
Hesse
·
Frankfurt am Main
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
3.72.107.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
3.72.107.0
Broadcast
3.72.107.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
50.1109 , 8.68213
Hits / Errors
2
hits ·
1
errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS16509 ·
Amazon.com, Inc.
Top organization / ISP
AWS EC2 (eu-central-1)
·
Amazon Technologies Inc.
Top geo
Germany
·
Hesse
·
Frankfurt am Main
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
3.126.85.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
3.126.85.0
Broadcast
3.126.85.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
50.1109 , 8.68213
Hits / Errors
2
hits ·
1
errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS16509 ·
Amazon.com, Inc.
Top organization / ISP
AWS EC2 (eu-central-1)
·
Amazon Technologies Inc.
Top geo
Germany
·
Hesse
·
Frankfurt am Main
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
3.74.230.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
3.74.230.0
Broadcast
3.74.230.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
50.1109 , 8.68213
Hits / Errors
2
hits ·
1
errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS16509 ·
Amazon.com, Inc.
Top organization / ISP
AWS EC2 (eu-central-1)
·
Amazon Technologies Inc.
Top geo
Germany
·
Hesse
·
Frankfurt am Main
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
3.76.226.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
3.76.226.0
Broadcast
3.76.226.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
50.1109 , 8.68213
Hits / Errors
2
hits ·
1
errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS16509 ·
Amazon.com, Inc.
Top organization / ISP
AWS EC2 (eu-central-1)
·
Amazon Technologies Inc.
Top geo
Germany
·
Hesse
·
Frankfurt am Main
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
3.74.75.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
3.74.75.0
Broadcast
3.74.75.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
50.1109 , 8.68213
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-28 02:00 · 2026-03-01 02:00
Top ASN
AS16509 ·
Amazon.com, Inc.
Top organization / ISP
AWS EC2 (eu-central-1)
·
Amazon Technologies Inc.
Top geo
Germany
·
Hesse
·
Frankfurt am Main
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
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