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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.

51.39.17.0/24

Risk Max 2 LOW Footprint 0.391% Hits 6
Prefix / IP version
/24 · IPv4
Network
51.39.17.0
Broadcast
51.39.17.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
24.686899999999998 , 46.7224
Hits / Errors
6 hits · 4 errors
First / Last seen
2025-01-06 07:20 · 2025-01-06 07:20
Top organization / ISP
Window / Updated
2025-01-06 → 2025-01-13 · Updated 2026-01-14 · v2

51.39.214.0/24

Risk Max LOW Footprint 0.781% Hits 3
Prefix / IP version
/24 · IPv4
Network
51.39.214.0
Broadcast
51.39.214.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
21.4913 , 39.1841
Hits / Errors
3 hits · 0 errors
First / Last seen
2025-07-31 00:57 · 2025-08-02 22:34
Top organization / ISP
Window / Updated
2025-07-28 → 2025-08-04 · Updated 2026-01-14 · v2

51.36.40.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
51.36.40.0
Broadcast
51.36.40.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
24.6869 , 46.7224
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-11-25 18:52 · 2025-11-28 23:44
Top organization / ISP
Window / Updated
2025-11-24 → 2025-12-01 · Updated 2026-01-14 · v2

51.36.17.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
51.36.17.0
Broadcast
51.36.17.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
24.6869 , 46.7224
Hits / Errors
2 hits · 1 errors
First / Last seen
2025-05-05 06:59 · 2025-05-05 19:55
Top organization / ISP
Window / Updated
2025-05-05 → 2025-05-12 · Updated 2026-01-14 · v2

51.39.32.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
51.39.32.0
Broadcast
51.39.32.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
24.6869 , 46.7224
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-05-05 01:30 · 2025-05-05 16:19
Top organization / ISP
Window / Updated
2025-05-05 → 2025-05-12 · Updated 2026-01-14 · v2

51.36.47.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
51.36.47.0
Broadcast
51.36.47.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
24.6869 , 46.7224
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-05-05 03:46 · 2025-05-05 06:36
Top organization / ISP
Window / Updated
2025-05-05 → 2025-05-12 · Updated 2026-01-14 · v2

51.36.60.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
51.36.60.0
Broadcast
51.36.60.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
24.6869 , 46.7224
Hits / Errors
2 hits · 2 errors
First / Last seen
2025-07-31 20:26 · 2025-07-31 20:26
Top organization / ISP
Window / Updated
2025-07-28 → 2025-08-04 · Updated 2026-01-14 · v2

51.39.128.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
51.39.128.0
Broadcast
51.39.128.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
26.4336 , 50.1116
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-07-31 07:03 · 2025-07-31 07:03
Top organization / ISP
Window / Updated
2025-07-28 → 2025-08-04 · Updated 2026-01-14 · v2

51.36.255.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
51.36.255.0
Broadcast
51.36.255.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
26.4336 , 50.1116
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-07-21 14:03 · 2025-07-21 14:03
Top organization / ISP
Window / Updated
2025-07-21 → 2025-07-28 · Updated 2026-01-14 · v2

51.39.33.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
51.39.33.0
Broadcast
51.39.33.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
24.6869 , 46.7224
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-05-23 18:15 · 2025-05-23 18:15
Top organization / ISP
Window / Updated
2025-05-19 → 2025-05-26 · Updated 2026-01-14 · v2

51.39.129.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
51.39.129.0
Broadcast
51.39.129.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
26.4336 , 50.1116
Hits / Errors
2 hits · 1 errors
First / Last seen
2025-05-05 18:45 · 2025-05-05 18:45
Top organization / ISP
Window / Updated
2025-05-05 → 2025-05-12 · Updated 2026-01-14 · v2

51.39.131.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.39.131.0
Broadcast
51.39.131.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
26.4336 , 50.1116
Hits / Errors
1 hits · 1 errors
First / Last seen
2025-12-21 20:31 · 2025-12-21 20:31
Top organization / ISP
Window / Updated
2025-12-15 → 2025-12-22 · Updated 2026-01-14 · v2

51.36.230.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.36.230.0
Broadcast
51.36.230.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
24.6869 , 46.7224
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-12-17 14:14 · 2025-12-17 14:14
Top organization / ISP
Window / Updated
2025-12-15 → 2025-12-22 · Updated 2026-01-14 · v2

51.39.141.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.39.141.0
Broadcast
51.39.141.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
26.4336 , 50.1116
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-12-14 11:44 · 2025-12-14 11:44
Top organization / ISP
Window / Updated
2025-12-08 → 2025-12-15 · Updated 2026-01-14 · v2

51.36.218.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.36.218.0
Broadcast
51.36.218.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.4913 , 39.1841
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-12-14 05:44 · 2025-12-14 05:44
Top organization / ISP
Window / Updated
2025-12-08 → 2025-12-15 · Updated 2026-01-14 · v2

51.36.197.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.36.197.0
Broadcast
51.36.197.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
24.6869 , 46.7224
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-12-01 21:33 · 2025-12-01 21:33
Top organization / ISP
Window / Updated
2025-12-01 → 2025-12-08 · Updated 2026-01-14 · v2

51.39.229.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.39.229.0
Broadcast
51.39.229.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
24.6869 , 46.7224
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-12-01 19:30 · 2025-12-01 19:30
Top organization / ISP
Window / Updated
2025-12-01 → 2025-12-08 · Updated 2026-01-14 · v2

51.36.25.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.36.25.0
Broadcast
51.36.25.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
24.6869 , 46.7224
Hits / Errors
1 hits · 1 errors
First / Last seen
2025-11-28 23:47 · 2025-11-28 23:47
Top organization / ISP
Window / Updated
2025-11-24 → 2025-12-01 · Updated 2026-01-14 · v2

51.39.212.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.39.212.0
Broadcast
51.39.212.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.4913 , 39.1841
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-11-26 02:22 · 2025-11-26 02:22
Top organization / ISP
Window / Updated
2025-11-24 → 2025-12-01 · Updated 2026-01-14 · v2

51.39.18.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.39.18.0
Broadcast
51.39.18.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
24.6869 , 46.7224
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-11-25 11:15 · 2025-11-25 11:15
Top organization / ISP
Window / Updated
2025-11-24 → 2025-12-01 · Updated 2026-01-14 · v2

51.36.0.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.36.0.0
Broadcast
51.36.0.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
24.6869 , 46.7224
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-11-25 04:26 · 2025-11-25 04:26
Top organization / ISP
Window / Updated
2025-11-24 → 2025-12-01 · Updated 2026-01-14 · v2

51.39.28.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.39.28.0
Broadcast
51.39.28.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
24.6869 , 46.7224
Hits / Errors
1 hits · 1 errors
First / Last seen
2025-09-07 13:38 · 2025-09-07 13:38
Top organization / ISP
Window / Updated
2025-09-01 → 2025-09-08 · Updated 2026-01-14 · v2

51.39.11.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.39.11.0
Broadcast
51.39.11.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
24.6869 , 46.7224
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-08-04 12:44 · 2025-08-04 12:44
Top organization / ISP
Window / Updated
2025-08-04 → 2025-08-11 · Updated 2026-01-14 · v2

51.39.2.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.39.2.0
Broadcast
51.39.2.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
24.6869 , 46.7224
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-08-03 13:32 · 2025-08-03 13:32
Top organization / ISP
Window / Updated
2025-07-28 → 2025-08-04 · Updated 2026-01-14 · v2

51.36.33.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.36.33.0
Broadcast
51.36.33.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
24.6869 , 46.7224
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-08-02 20:02 · 2025-08-02 20:02
Top organization / ISP
Window / Updated
2025-07-28 → 2025-08-04 · Updated 2026-01-14 · v2

51.39.54.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.39.54.0
Broadcast
51.39.54.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
24.6869 , 46.7224
Hits / Errors
1 hits · 1 errors
First / Last seen
2025-08-02 19:50 · 2025-08-02 19:50
Top organization / ISP
Window / Updated
2025-07-28 → 2025-08-04 · Updated 2026-01-14 · v2

51.36.35.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.36.35.0
Broadcast
51.36.35.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
24.6869 , 46.7224
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-08-01 08:03 · 2025-08-01 08:03
Top organization / ISP
Window / Updated
2025-07-28 → 2025-08-04 · Updated 2026-01-14 · v2

51.39.197.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.39.197.0
Broadcast
51.39.197.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
24.6869 , 46.7224
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-07-30 22:14 · 2025-07-30 22:14
Top organization / ISP
Window / Updated
2025-07-28 → 2025-08-04 · Updated 2026-01-14 · v2

51.36.212.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.36.212.0
Broadcast
51.36.212.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.4913 , 39.1841
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-07-18 20:28 · 2025-07-18 20:28
Top organization / ISP
Window / Updated
2025-07-14 → 2025-07-21 · Updated 2026-01-14 · v2

51.39.142.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.39.142.0
Broadcast
51.39.142.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
26.4336 , 50.1116
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-05-23 17:55 · 2025-05-23 17:55
Top organization / ISP
Window / Updated
2025-05-19 → 2025-05-26 · Updated 2026-01-14 · v2

51.39.138.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.39.138.0
Broadcast
51.39.138.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
26.4336 , 50.1116
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-05-06 18:28 · 2025-05-06 18:28
Top organization / ISP
Window / Updated
2025-05-05 → 2025-05-12 · Updated 2026-01-14 · v2

51.39.19.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.39.19.0
Broadcast
51.39.19.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
24.6869 , 46.7224
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-05-06 08:43 · 2025-05-06 08:43
Top organization / ISP
Window / Updated
2025-05-05 → 2025-05-12 · Updated 2026-01-14 · v2

51.39.42.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.39.42.0
Broadcast
51.39.42.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
24.6869 , 46.7224
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-05-06 06:54 · 2025-05-06 06:54
Top organization / ISP
Window / Updated
2025-05-05 → 2025-05-12 · Updated 2026-01-14 · v2

77.232.123.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
77.232.123.0
Broadcast
77.232.123.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
24.6869 , 46.7224
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-05-06 00:21 · 2025-05-06 00:21
Top organization / ISP
Window / Updated
2025-05-05 → 2025-05-12 · Updated 2026-01-14 · v2

51.36.248.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.36.248.0
Broadcast
51.36.248.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
26.4336 , 50.1116
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-05-06 00:02 · 2025-05-06 00:02
Top organization / ISP
Window / Updated
2025-05-05 → 2025-05-12 · Updated 2026-01-14 · v2

51.39.8.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.39.8.0
Broadcast
51.39.8.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
24.6869 , 46.7224
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-05-05 22:43 · 2025-05-05 22:43
Top organization / ISP
Window / Updated
2025-05-05 → 2025-05-12 · Updated 2026-01-14 · v2

51.39.234.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.39.234.0
Broadcast
51.39.234.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
24.6869 , 46.7224
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-05-05 22:18 · 2025-05-05 22:18
Top organization / ISP
Window / Updated
2025-05-05 → 2025-05-12 · Updated 2026-01-14 · v2

51.36.16.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.36.16.0
Broadcast
51.36.16.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
24.6869 , 46.7224
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-05-05 20:14 · 2025-05-05 20:14
Top organization / ISP
Window / Updated
2025-05-05 → 2025-05-12 · Updated 2026-01-14 · v2

51.36.215.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.36.215.0
Broadcast
51.36.215.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
21.4913 , 39.1841
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-05-05 18:19 · 2025-05-05 18:19
Top organization / ISP
Window / Updated
2025-05-05 → 2025-05-12 · Updated 2026-01-14 · v2

51.36.1.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.36.1.0
Broadcast
51.36.1.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
24.6869 , 46.7224
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-05-05 15:10 · 2025-05-05 15:10
Top organization / ISP
Window / Updated
2025-05-05 → 2025-05-12 · Updated 2026-01-14 · v2
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