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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.
Active filter: AWS EC2 (eu-north-1) · Clear
Snapshot 2026-03-08 Results 24 Page 1 / 1

13.49.226.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
13.49.226.0
Broadcast
13.49.226.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
59.32930000000001 , 18.0686
Hits / Errors
3 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-north-1) · Amazon Technologies Inc.
Top geo
Sweden · Stockholm · Stockholm
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

51.20.184.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
51.20.184.0
Broadcast
51.20.184.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
59.32930000000001 , 18.0686
Hits / Errors
3 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-north-1) · Amazon.com, Inc.
Top geo
Sweden · Stockholm · Stockholm
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

13.49.223.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
13.49.223.0
Broadcast
13.49.223.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
59.3293 , 18.0686
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-01 02:00 · 2026-03-02 02:00
Top ASN
AS16509 · Amazon.com, Inc.
Top organization / ISP
AWS EC2 (eu-north-1) · Amazon Technologies Inc.
Top geo
Sweden · Stockholm · Stockholm
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

13.51.233.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
13.51.233.0
Broadcast
13.51.233.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
59.3293 , 18.0686
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-01 02:00 · 2026-03-02 02:00
Top ASN
AS16509 · Amazon.com, Inc.
Top organization / ISP
AWS EC2 (eu-north-1) · Amazon Technologies Inc.
Top geo
Sweden · Stockholm · Stockholm
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

13.51.108.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
13.51.108.0
Broadcast
13.51.108.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
59.3293 , 18.0686
Hits / Errors
2 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-north-1) · Amazon Technologies Inc.
Top geo
Sweden · Stockholm · Stockholm
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

51.20.103.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
51.20.103.0
Broadcast
51.20.103.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
59.3293 , 18.0686
Hits / Errors
2 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-north-1) · Amazon.com, Inc.
Top geo
Sweden · Stockholm · Stockholm
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

13.60.9.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
13.60.9.0
Broadcast
13.60.9.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
59.3293 , 18.0686
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS16509 · Amazon.com, Inc.
Top organization / ISP
AWS EC2 (eu-north-1) · Amazon.com, Inc.
Top geo
Sweden · Stockholm · Stockholm
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

16.170.148.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
16.170.148.0
Broadcast
16.170.148.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
59.3293 , 18.0686
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS16509 · Amazon.com, Inc.
Top organization / ISP
AWS EC2 (eu-north-1) · Amazon.com
Top geo
Sweden · Stockholm · Stockholm
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

13.62.228.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
13.62.228.0
Broadcast
13.62.228.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
59.3293 , 18.0686
Hits / Errors
2 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-north-1) · Amazon.com, Inc.
Top geo
Sweden · Stockholm · Stockholm
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

13.62.57.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
13.62.57.0
Broadcast
13.62.57.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
59.3293 , 18.0686
Hits / Errors
2 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-north-1) · Amazon.com, Inc.
Top geo
Sweden · Stockholm · Stockholm
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

51.21.150.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
51.21.150.0
Broadcast
51.21.150.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
59.3293 , 18.0686
Hits / Errors
2 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-north-1) · Amazon.com, Inc.
Top geo
Sweden · Stockholm · Stockholm
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

13.62.230.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
13.62.230.0
Broadcast
13.62.230.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
59.3293 , 18.0686
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-01 02:00 · 2026-03-02 02:00
Top ASN
AS16509 · Amazon.com, Inc.
Top organization / ISP
AWS EC2 (eu-north-1) · Amazon.com, Inc.
Top geo
Sweden · Stockholm · Stockholm
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

51.20.135.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.20.135.0
Broadcast
51.20.135.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
59.3293 , 18.0686
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-01 02:00 · 2026-03-02 02:00
Top ASN
AS16509 · Amazon.com, Inc.
Top organization / ISP
AWS EC2 (eu-north-1) · Amazon.com, Inc.
Top geo
Sweden · Stockholm · Stockholm
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

51.20.190.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.20.190.0
Broadcast
51.20.190.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
59.3293 , 18.0686
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-north-1) · Amazon.com, Inc.
Top geo
Sweden · Stockholm · Stockholm
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

13.62.50.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
13.62.50.0
Broadcast
13.62.50.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
59.3293 , 18.0686
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS16509 · Amazon.com, Inc.
Top organization / ISP
AWS EC2 (eu-north-1) · Amazon.com, Inc.
Top geo
Sweden · Stockholm · Stockholm
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

16.171.52.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
16.171.52.0
Broadcast
16.171.52.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
59.3293 , 18.0686
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS16509 · Amazon.com, Inc.
Top organization / ISP
AWS EC2 (eu-north-1) · Amazon.com
Top geo
Sweden · Stockholm · Stockholm
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

51.20.182.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.20.182.0
Broadcast
51.20.182.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
59.3293 , 18.0686
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS16509 · Amazon.com, Inc.
Top organization / ISP
AWS EC2 (eu-north-1) · Amazon.com, Inc.
Top geo
Sweden · Stockholm · Stockholm
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

13.51.13.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
13.51.13.0
Broadcast
13.51.13.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
59.3293 , 18.0686
Hits / Errors
1 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-north-1) · Amazon Technologies Inc.
Top geo
Sweden · Stockholm · Stockholm
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

13.51.159.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
13.51.159.0
Broadcast
13.51.159.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
59.3293 , 18.0686
Hits / Errors
1 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-north-1) · Amazon Technologies Inc.
Top geo
Sweden · Stockholm · Stockholm
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

13.60.203.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
13.60.203.0
Broadcast
13.60.203.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
59.3293 , 18.0686
Hits / Errors
1 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-north-1) · Amazon.com, Inc.
Top geo
Sweden · Stockholm · Stockholm
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

13.61.183.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
13.61.183.0
Broadcast
13.61.183.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
59.3293 , 18.0686
Hits / Errors
1 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-north-1) · Amazon.com, Inc.
Top geo
Sweden · Stockholm · Stockholm
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

16.16.253.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
16.16.253.0
Broadcast
16.16.253.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
59.3293 , 18.0686
Hits / Errors
1 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-north-1) · Amazon.com
Top geo
Sweden · Stockholm · Stockholm
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

16.171.114.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
16.171.114.0
Broadcast
16.171.114.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
59.3293 , 18.0686
Hits / Errors
1 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-north-1) · Amazon.com
Top geo
Sweden · Stockholm · Stockholm
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

16.170.213.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
16.170.213.0
Broadcast
16.170.213.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
59.3293 , 18.0686
Hits / Errors
1 hits · 0 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-north-1) · Amazon.com
Top geo
Sweden · Stockholm · Stockholm
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →