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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.

76.19.89.0/24

Risk Max LOW Footprint 0.391% Hits 32
Prefix / IP version
/24 · IPv4
Network
76.19.89.0
Broadcast
76.19.89.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
41.6781 , -70.0194
Hits / Errors
32 hits · 0 errors
First / Last seen
2025-05-17 19:31 · 2025-05-17 19:49
Window / Updated
2025-05-12 → 2025-05-19 · Updated 2026-01-14 · v2

80.4.28.0/24

Risk Max LOW Footprint 0.391% Hits 31
Prefix / IP version
/24 · IPv4
Network
80.4.28.0
Broadcast
80.4.28.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.3846 , 0.517
Hits / Errors
31 hits · 0 errors
First / Last seen
2025-02-11 11:12 · 2025-02-11 11:12
Top ASN
Top organization / ISP
— · Virgin Media
Window / Updated
2025-02-10 → 2025-02-17 · Updated 2026-01-14 · v2

86.133.219.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
86.133.219.0
Broadcast
86.133.219.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.3846 , 0.517
Hits / Errors
2 hits · 1 errors
First / Last seen
2025-08-06 15:30 · 2025-08-06 15:30
Top ASN
Top organization / ISP
Window / Updated
2025-08-04 → 2025-08-11 · Updated 2026-01-14 · v2

68.237.140.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
68.237.140.0
Broadcast
68.237.140.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.3642 , -73.5948
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-07-20 12:20 · 2025-07-20 12:20
Top ASN
Window / Updated
2025-07-14 → 2025-07-21 · Updated 2026-01-14 · v2

68.237.141.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
68.237.141.0
Broadcast
68.237.141.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.3642 , -73.5948
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-05-23 10:01 · 2025-05-23 10:01
Top ASN
Window / Updated
2025-05-19 → 2025-05-26 · Updated 2026-01-14 · v2

86.28.246.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
86.28.246.0
Broadcast
86.28.246.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.3795 , 0.5558
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-08-05 11:59 · 2025-08-05 11:59
Top ASN
Top organization / ISP
Window / Updated
2025-08-04 → 2025-08-11 · Updated 2026-01-14 · v2

24.141.26.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
24.141.26.0
Broadcast
24.141.26.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.4238 , -82.1183
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-07-23 17:50 · 2025-07-23 17:50
Top ASN
Top organization / ISP
Top geo
Window / Updated
2025-07-21 → 2025-07-28 · Updated 2026-01-14 · v2

216.154.137.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
216.154.137.0
Broadcast
216.154.137.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.4238 , -82.1183
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-07-22 18:02 · 2025-07-22 18:02
Top ASN
Top geo
Window / Updated
2025-07-21 → 2025-07-28 · Updated 2026-01-14 · v2

173.246.155.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
173.246.155.0
Broadcast
173.246.155.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.4238 , -82.1183
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-07-19 22:25 · 2025-07-19 22:25
Top ASN
Top geo
Window / Updated
2025-07-14 → 2025-07-21 · Updated 2026-01-14 · v2

71.181.48.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
71.181.48.0
Broadcast
71.181.48.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.3642 , -73.5948
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-05-06 13:07 · 2025-05-06 13:07
Top ASN
Window / Updated
2025-05-05 → 2025-05-12 · Updated 2026-01-14 · v2

31.53.42.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
31.53.42.0
Broadcast
31.53.42.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.3795 , 0.5558
Hits / Errors
1 hits · 0 errors
First / Last seen
2024-02-07 14:55 · 2024-02-07 14:55
Top ASN
Top organization / ISP
Window / Updated
2024-02-05 → 2024-02-12 · Updated 2026-01-14 · v2