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 (us-west-2)
·
Clear
Snapshot
2026-03-19
Results
—
Page
1
/
1
44.236.121.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
4
Prefix / IP version
/24 · IPv4
Network
44.236.121.0
Broadcast
44.236.121.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
45.5235 , -122.676
Hits / Errors
4
hits ·
0
errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
AS16509 ·
Amazon.com, Inc.
Top organization / ISP
AWS EC2 (us-west-2)
·
Amazon.com, Inc.
Top geo
United States
·
Oregon
·
Portland
Window / Updated
2026-03-09 → 2026-03-16 · Updated
2026-03-18
· v2
Open report →
35.91.27.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
3
Prefix / IP version
/24 · IPv4
Network
35.91.27.0
Broadcast
35.91.27.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
45.52349999999999 , -122.676
Hits / Errors
3
hits ·
0
errors
First / Last seen
2026-03-09 02:00 · 2026-03-10 02:00
Top ASN
AS16509 ·
Amazon.com, Inc.
Top organization / ISP
AWS EC2 (us-west-2)
·
Amazon.com, Inc.
Top geo
United States
·
Oregon
·
Portland
Window / Updated
2026-03-09 → 2026-03-16 · Updated
2026-03-18
· v2
Open report →
54.190.38.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
3
Prefix / IP version
/24 · IPv4
Network
54.190.38.0
Broadcast
54.190.38.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
45.52349999999999 , -122.676
Hits / Errors
3
hits ·
0
errors
First / Last seen
2026-03-09 02:00 · 2026-03-10 02:00
Top ASN
AS16509 ·
Amazon.com, Inc.
Top organization / ISP
AWS EC2 (us-west-2)
·
Amazon.com, Inc.
Top geo
United States
·
Oregon
·
Portland
Window / Updated
2026-03-09 → 2026-03-16 · Updated
2026-03-18
· v2
Open report →
44.231.137.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
44.231.137.0
Broadcast
44.231.137.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
45.5235 , -122.676
Hits / Errors
2
hits ·
0
errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
AS16509 ·
Amazon.com, Inc.
Top organization / ISP
AWS EC2 (us-west-2)
·
Amazon.com, Inc.
Top geo
United States
·
Oregon
·
Portland
Window / Updated
2026-03-09 → 2026-03-16 · Updated
2026-03-18
· v2
Open report →
54.191.251.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
54.191.251.0
Broadcast
54.191.251.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
45.5235 , -122.676
Hits / Errors
2
hits ·
0
errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
AS16509 ·
Amazon.com, Inc.
Top organization / ISP
AWS EC2 (us-west-2)
·
Amazon.com, Inc.
Top geo
United States
·
Oregon
·
Portland
Window / Updated
2026-03-09 → 2026-03-16 · Updated
2026-03-18
· v2
Open report →
34.211.28.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
34.211.28.0
Broadcast
34.211.28.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
45.5235 , -122.676
Hits / Errors
2
hits ·
0
errors
First / Last seen
2026-03-11 02:00 · 2026-03-12 02:00
Top ASN
AS16509 ·
Amazon.com, Inc.
Top organization / ISP
AWS EC2 (us-west-2)
·
Amazon.com, Inc.
Top geo
United States
·
Oregon
·
Portland
Window / Updated
2026-03-09 → 2026-03-16 · Updated
2026-03-18
· v2
Open report →
44.250.187.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
44.250.187.0
Broadcast
44.250.187.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
45.5235 , -122.676
Hits / Errors
2
hits ·
0
errors
First / Last seen
2026-03-11 02:00 · 2026-03-12 02:00
Top ASN
AS16509 ·
Amazon.com, Inc.
Top organization / ISP
AWS EC2 (us-west-2)
·
Amazon.com, Inc.
Top geo
United States
·
Oregon
·
Portland
Window / Updated
2026-03-09 → 2026-03-16 · Updated
2026-03-18
· v2
Open report →
34.219.126.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
34.219.126.0
Broadcast
34.219.126.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
45.5235 , -122.676
Hits / Errors
2
hits ·
0
errors
First / Last seen
2026-03-10 02:00 · 2026-03-11 02:00
Top ASN
AS16509 ·
Amazon.com, Inc.
Top organization / ISP
AWS EC2 (us-west-2)
·
Amazon.com, Inc.
Top geo
United States
·
Oregon
·
Portland
Window / Updated
2026-03-09 → 2026-03-16 · Updated
2026-03-18
· v2
Open report →
44.248.255.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
44.248.255.0
Broadcast
44.248.255.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
45.5235 , -122.676
Hits / Errors
2
hits ·
0
errors
First / Last seen
2026-03-10 02:00 · 2026-03-11 02:00
Top ASN
AS16509 ·
Amazon.com, Inc.
Top organization / ISP
AWS EC2 (us-west-2)
·
Amazon.com, Inc.
Top geo
United States
·
Oregon
·
Portland
Window / Updated
2026-03-09 → 2026-03-16 · Updated
2026-03-18
· v2
Open report →
52.38.169.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
52.38.169.0
Broadcast
52.38.169.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
45.5235 , -122.676
Hits / Errors
2
hits ·
0
errors
First / Last seen
2026-03-10 02:00 · 2026-03-11 02:00
Top ASN
AS16509 ·
Amazon.com, Inc.
Top organization / ISP
AWS EC2 (us-west-2)
·
Amazon.com, Inc.
Top geo
United States
·
Oregon
·
Portland
Window / Updated
2026-03-09 → 2026-03-16 · Updated
2026-03-18
· v2
Open report →
16.146.20.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
16.146.20.0
Broadcast
16.146.20.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
45.5235 , -122.676
Hits / Errors
2
hits ·
0
errors
First / Last seen
2026-03-08 02:00 · 2026-03-09 02:00
Top ASN
AS16509 ·
Amazon.com, Inc.
Top organization / ISP
AWS EC2 (us-west-2)
·
Amazon.com, Inc.
Top geo
United States
·
Oregon
·
Portland
Window / Updated
2026-03-09 → 2026-03-16 · Updated
2026-03-18
· v2
Open report →
44.248.50.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
44.248.50.0
Broadcast
44.248.50.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
45.5235 , -122.676
Hits / Errors
2
hits ·
0
errors
First / Last seen
2026-03-08 02:00 · 2026-03-09 02:00
Top ASN
AS16509 ·
Amazon.com, Inc.
Top organization / ISP
AWS EC2 (us-west-2)
·
Amazon.com, Inc.
Top geo
United States
·
Oregon
·
Portland
Window / Updated
2026-03-09 → 2026-03-16 · Updated
2026-03-18
· v2
Open report →
44.232.183.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
44.232.183.0
Broadcast
44.232.183.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
45.5235 , -122.676
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
AS16509 ·
Amazon.com, Inc.
Top organization / ISP
AWS EC2 (us-west-2)
·
Amazon.com, Inc.
Top geo
United States
·
Oregon
·
Portland
Window / Updated
2026-03-09 → 2026-03-16 · Updated
2026-03-18
· v2
Open report →
44.248.152.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
44.248.152.0
Broadcast
44.248.152.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
45.5235 , -122.676
Hits / Errors
1
hits ·
1
errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
AS16509 ·
Amazon.com, Inc.
Top organization / ISP
AWS EC2 (us-west-2)
·
Amazon.com, Inc.
Top geo
United States
·
Oregon
·
Portland
Window / Updated
2026-03-09 → 2026-03-16 · Updated
2026-03-18
· v2
Open report →
35.164.243.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
35.164.243.0
Broadcast
35.164.243.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
45.5235 , -122.676
Hits / Errors
1
hits ·
1
errors
First / Last seen
2026-03-11 02:00 · 2026-03-12 02:00
Top ASN
AS16509 ·
Amazon.com, Inc.
Top organization / ISP
AWS EC2 (us-west-2)
·
Amazon.com, Inc.
Top geo
United States
·
Oregon
·
Portland
Window / Updated
2026-03-09 → 2026-03-16 · Updated
2026-03-18
· v2
Open report →
35.87.224.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
35.87.224.0
Broadcast
35.87.224.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
45.5235 , -122.676
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-03-11 02:00 · 2026-03-12 02:00
Top ASN
AS16509 ·
Amazon.com, Inc.
Top organization / ISP
AWS EC2 (us-west-2)
·
Amazon.com, Inc.
Top geo
United States
·
Oregon
·
Portland
Window / Updated
2026-03-09 → 2026-03-16 · Updated
2026-03-18
· v2
Open report →
35.86.178.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
35.86.178.0
Broadcast
35.86.178.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
45.5235 , -122.676
Hits / Errors
1
hits ·
1
errors
First / Last seen
2026-03-10 02:00 · 2026-03-11 02:00
Top ASN
AS16509 ·
Amazon.com, Inc.
Top organization / ISP
AWS EC2 (us-west-2)
·
Amazon.com, Inc.
Top geo
United States
·
Oregon
·
Portland
Window / Updated
2026-03-09 → 2026-03-16 · Updated
2026-03-18
· v2
Open report →
35.94.19.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
35.94.19.0
Broadcast
35.94.19.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
45.5235 , -122.676
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-03-10 02:00 · 2026-03-11 02:00
Top ASN
AS16509 ·
Amazon.com, Inc.
Top organization / ISP
AWS EC2 (us-west-2)
·
Amazon.com, Inc.
Top geo
United States
·
Oregon
·
Portland
Window / Updated
2026-03-09 → 2026-03-16 · Updated
2026-03-18
· v2
Open report →
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