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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.

65.21.35.0/24

Risk Max 93 HIGH Footprint 0.391% Hits 16295
Prefix / IP version
/24 · IPv4
Network
65.21.35.0
Broadcast
65.21.35.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
60.1719 , 24.9347
Hits / Errors
16295 hits · 58 errors
First / Last seen
2025-04-05 03:57 · 2025-04-05 15:21
Top ASN
AS24940 · Hetzner Online GmbH
Top organization / ISP
Top geo
Window / Updated
2025-03-31 → 2025-04-07 · Updated 2026-01-14 · v2

135.181.220.0/24

Risk Max 39 MED Footprint 0.391% Hits 340
Prefix / IP version
/24 · IPv4
Network
135.181.220.0
Broadcast
135.181.220.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
60.1719 , 24.934700000000003
Hits / Errors
340 hits · 172 errors
First / Last seen
2023-11-21 11:56 · 2023-11-21 12:02
Top ASN
AS24940 · Hetzner Online GmbH
Top organization / ISP
Top geo
Window / Updated
2023-11-20 → 2023-11-27 · Updated 2026-01-14 · v2

135.181.136.0/24

Risk Max 31 LOW Footprint 0.391% Hits 2321
Prefix / IP version
/24 · IPv4
Network
135.181.136.0
Broadcast
135.181.136.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
60.1719 , 24.9347
Hits / Errors
2321 hits · 57 errors
First / Last seen
2025-01-03 04:09 · 2025-01-03 11:51
Top ASN
AS24940 · Hetzner Online GmbH
Top organization / ISP
Top geo
Window / Updated
2024-12-30 → 2025-01-06 · Updated 2026-01-14 · v2

37.72.141.0/24

Risk Max 23 LOW Footprint 0.391% Hits 165
Prefix / IP version
/24 · IPv4
Network
37.72.141.0
Broadcast
37.72.141.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
60.1699 , 24.9384
Hits / Errors
165 hits · 0 errors
First / Last seen
2024-12-04 00:19 · 2024-12-04 00:20
Top ASN
AS59651 · AS QualityNetwork
Top geo
Window / Updated
2024-12-02 → 2024-12-09 · Updated 2026-01-14 · v2

135.181.140.0/24

Risk Max 16 LOW Footprint 0.391% Hits 954
Prefix / IP version
/24 · IPv4
Network
135.181.140.0
Broadcast
135.181.140.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
60.1719 , 24.9347
Hits / Errors
954 hits · 415 errors
First / Last seen
2025-07-25 11:38 · 2025-07-25 14:18
Top ASN
AS24940 · Hetzner Online GmbH
Top organization / ISP
Top geo
Window / Updated
2025-07-21 → 2025-07-28 · Updated 2026-01-14 · v2

77.221.158.0/24

Risk Max 16 LOW Footprint 0.391% Hits 94
Prefix / IP version
/24 · IPv4
Network
77.221.158.0
Broadcast
77.221.158.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
60.1719 , 24.934700000000003
Hits / Errors
94 hits · 88 errors
First / Last seen
2024-11-15 03:09 · 2024-11-15 03:11
Top ASN
Top geo
Window / Updated
2024-11-11 → 2024-11-18 · Updated 2026-01-14 · v2

95.217.114.0/24

Risk Max 13 LOW Footprint 0.391% Hits 814
Prefix / IP version
/24 · IPv4
Network
95.217.114.0
Broadcast
95.217.114.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
60.1719 , 24.9347
Hits / Errors
814 hits · 22 errors
First / Last seen
2025-05-12 08:14 · 2025-05-12 11:53
Top ASN
AS24940 · Hetzner Online GmbH
Top organization / ISP
Top geo
Window / Updated
2025-05-12 → 2025-05-19 · Updated 2026-01-14 · v2

65.108.78.0/24

Risk Max 11 LOW Footprint 0.391% Hits 699
Prefix / IP version
/24 · IPv4
Network
65.108.78.0
Broadcast
65.108.78.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
60.1719 , 24.9347
Hits / Errors
699 hits · 1 errors
First / Last seen
2025-04-28 21:15 · 2025-04-30 00:21
Top ASN
AS24940 · Hetzner Online GmbH
Top organization / ISP
Top geo
Window / Updated
2025-04-28 → 2025-05-05 · Updated 2026-01-14 · v2

65.108.103.0/24

Risk Max 9 LOW Footprint 0.391% Hits 571
Prefix / IP version
/24 · IPv4
Network
65.108.103.0
Broadcast
65.108.103.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
60.1719 , 24.9347
Hits / Errors
571 hits · 3 errors
First / Last seen
2023-10-01 09:05 · 2023-10-01 09:32
Top ASN
AS24940 · Hetzner Online GmbH
Top organization / ISP
Top geo
Window / Updated
2023-09-25 → 2023-10-02 · Updated 2026-01-14 · v2

135.181.212.0/24

Risk Max 9 LOW Footprint 0.391% Hits 453
Prefix / IP version
/24 · IPv4
Network
135.181.212.0
Broadcast
135.181.212.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
60.1719 , 24.9347
Hits / Errors
453 hits · 42 errors
First / Last seen
2025-04-25 20:55 · 2025-04-25 21:18
Top ASN
AS24940 · Hetzner Online GmbH
Top organization / ISP
Top geo
Window / Updated
2025-04-21 → 2025-04-28 · Updated 2026-01-14 · v2

65.108.64.0/24

Risk Max 9 LOW Footprint 0.391% Hits 448
Prefix / IP version
/24 · IPv4
Network
65.108.64.0
Broadcast
65.108.64.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
60.1719 , 24.9347
Hits / Errors
448 hits · 0 errors
First / Last seen
2025-04-28 07:42 · 2025-04-29 00:18
Top ASN
AS24940 · Hetzner Online GmbH
Top organization / ISP
Top geo
Window / Updated
2025-04-28 → 2025-05-05 · Updated 2026-01-14 · v2

217.197.107.0/24

Risk Max 8 LOW Footprint 0.391% Hits 46
Prefix / IP version
/24 · IPv4
Network
217.197.107.0
Broadcast
217.197.107.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
60.1699 , 24.9384
Hits / Errors
46 hits · 42 errors
First / Last seen
2024-05-28 04:57 · 2024-05-28 04:59
Top ASN
Top organization / ISP
Top geo
Window / Updated
2024-05-27 → 2024-06-03 · Updated 2026-01-14 · v2

77.91.78.0/24

Risk Max 8 LOW Footprint 0.391% Hits 45
Prefix / IP version
/24 · IPv4
Network
77.91.78.0
Broadcast
77.91.78.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
60.17190000000001 , 24.9347
Hits / Errors
45 hits · 42 errors
First / Last seen
2024-06-14 02:18 · 2024-06-14 02:20
Top ASN
AS211522 · Hypercore Ltd
Top organization / ISP
Top geo
Window / Updated
2024-06-10 → 2024-06-17 · Updated 2026-01-14 · v2

65.108.2.0/24

Risk Max 6 LOW Footprint 0.391% Hits 891
Prefix / IP version
/24 · IPv4
Network
65.108.2.0
Broadcast
65.108.2.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
60.1719 , 24.9347
Hits / Errors
891 hits · 1 errors
First / Last seen
2025-04-29 01:59 · 2025-04-30 08:18
Top ASN
AS24940 · Hetzner Online GmbH
Top organization / ISP
Top geo
Window / Updated
2025-04-28 → 2025-05-05 · Updated 2026-01-14 · v2

135.181.74.0/24

Risk Max 6 LOW Footprint 0.391% Hits 817
Prefix / IP version
/24 · IPv4
Network
135.181.74.0
Broadcast
135.181.74.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
60.1719 , 24.9347
Hits / Errors
817 hits · 0 errors
First / Last seen
2025-04-21 08:42 · 2025-04-25 18:50
Top ASN
AS24940 · Hetzner Online GmbH
Top organization / ISP
Top geo
Window / Updated
2025-04-21 → 2025-04-28 · Updated 2026-01-14 · v2

135.181.75.0/24

Risk Max 6 LOW Footprint 0.391% Hits 365
Prefix / IP version
/24 · IPv4
Network
135.181.75.0
Broadcast
135.181.75.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
60.1719 , 24.9347
Hits / Errors
365 hits · 190 errors
First / Last seen
2024-01-20 16:44 · 2024-01-20 17:34
Top ASN
AS24940 · Hetzner Online GmbH
Top organization / ISP
Top geo
Window / Updated
2024-01-15 → 2024-01-22 · Updated 2026-01-14 · v2

65.108.125.0/24

Risk Max 6 LOW Footprint 0.391% Hits 301
Prefix / IP version
/24 · IPv4
Network
65.108.125.0
Broadcast
65.108.125.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
60.1719 , 24.9347
Hits / Errors
301 hits · 0 errors
First / Last seen
2025-04-29 01:59 · 2025-04-29 02:53
Top ASN
AS24940 · Hetzner Online GmbH
Top organization / ISP
Top geo
Window / Updated
2025-04-28 → 2025-05-05 · Updated 2026-01-14 · v2

65.21.233.0/24

Risk Max 6 LOW Footprint 0.391% Hits 301
Prefix / IP version
/24 · IPv4
Network
65.21.233.0
Broadcast
65.21.233.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
60.1719 , 24.9347
Hits / Errors
301 hits · 0 errors
First / Last seen
2025-04-27 10:48 · 2025-04-27 11:12
Top ASN
AS24940 · Hetzner Online GmbH
Top organization / ISP
Top geo
Window / Updated
2025-04-21 → 2025-04-28 · Updated 2026-01-14 · v2

65.108.124.0/24

Risk Max 5 LOW Footprint 0.391% Hits 218
Prefix / IP version
/24 · IPv4
Network
65.108.124.0
Broadcast
65.108.124.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
60.1719 , 24.9347
Hits / Errors
218 hits · 147 errors
First / Last seen
2023-08-16 03:03 · 2023-08-16 03:16
Top ASN
AS24940 · Hetzner Online GmbH
Top organization / ISP
Top geo
Window / Updated
2023-08-14 → 2023-08-21 · Updated 2026-01-14 · v2

95.217.109.0/24

Risk Max 4 LOW Footprint 0.391% Hits 203
Prefix / IP version
/24 · IPv4
Network
95.217.109.0
Broadcast
95.217.109.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
60.17190000000001 , 24.9347
Hits / Errors
203 hits · 0 errors
First / Last seen
2025-04-26 21:32 · 2025-04-26 21:49
Top ASN
AS24940 · Hetzner Online GmbH
Top organization / ISP
Top geo
Window / Updated
2025-04-21 → 2025-04-28 · Updated 2026-01-14 · v2

65.109.221.0/24

Risk Max 4 LOW Footprint 0.391% Hits 84
Prefix / IP version
/24 · IPv4
Network
65.109.221.0
Broadcast
65.109.221.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
60.171899999999994 , 24.9347
Hits / Errors
84 hits · 84 errors
First / Last seen
2025-02-22 14:33 · 2025-02-22 14:35
Top ASN
AS24940 · Hetzner Online GmbH
Top organization / ISP
Top geo
Window / Updated
2025-02-17 → 2025-02-24 · Updated 2026-01-14 · v2

185.212.149.0/24

Risk Max 3 LOW Footprint 0.391% Hits 291
Prefix / IP version
/24 · IPv4
Network
185.212.149.0
Broadcast
185.212.149.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
60.1719 , 24.9347
Hits / Errors
291 hits · 141 errors
First / Last seen
2024-11-26 19:23 · 2024-11-26 19:26
Top geo
Window / Updated
2024-11-25 → 2024-12-02 · Updated 2026-01-14 · v2

65.108.41.0/24

Risk Max 3 LOW Footprint 0.391% Hits 188
Prefix / IP version
/24 · IPv4
Network
65.108.41.0
Broadcast
65.108.41.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
60.1719 , 24.934700000000003
Hits / Errors
188 hits · 85 errors
First / Last seen
2023-12-08 04:08 · 2023-12-08 04:44
Top ASN
AS24940 · Hetzner Online GmbH
Top organization / ISP
Top geo
Window / Updated
2023-12-04 → 2023-12-11 · Updated 2026-01-14 · v2

95.217.195.0/24

Risk Max 3 LOW Footprint 0.391% Hits 174
Prefix / IP version
/24 · IPv4
Network
95.217.195.0
Broadcast
95.217.195.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
60.171899999999994 , 24.934699999999996
Hits / Errors
174 hits · 0 errors
First / Last seen
2025-04-25 18:23 · 2025-04-26 06:35
Top ASN
AS24940 · Hetzner Online GmbH
Top organization / ISP
Top geo
Window / Updated
2025-04-21 → 2025-04-28 · Updated 2026-01-14 · v2

185.242.247.0/24

Risk Max 3 LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
185.242.247.0
Broadcast
185.242.247.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
60.1719 , 24.9347
Hits / Errors
4 hits · 3 errors
First / Last seen
2025-12-17 01:49 · 2025-12-17 01:49
Top ASN
Top geo
Window / Updated
2025-12-15 → 2025-12-22 · Updated 2026-01-14 · v2

65.109.54.0/24

Risk Max 3 LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
65.109.54.0
Broadcast
65.109.54.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
60.1719 , 24.934700000000003
Hits / Errors
3 hits · 2 errors
First / Last seen
2025-06-29 15:07 · 2025-06-29 15:07
Top ASN
AS24940 · Hetzner Online GmbH
Top organization / ISP
Top geo
Window / Updated
2025-06-23 → 2025-06-30 · Updated 2026-01-14 · v2

135.181.3.0/24

Risk Max 2 LOW Footprint 0.391% Hits 99
Prefix / IP version
/24 · IPv4
Network
135.181.3.0
Broadcast
135.181.3.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
60.1719 , 24.9347
Hits / Errors
99 hits · 4 errors
First / Last seen
2024-11-14 12:35 · 2024-11-14 13:05
Top ASN
AS24940 · Hetzner Online GmbH
Top organization / ISP
Top geo
Window / Updated
2024-11-11 → 2024-11-18 · Updated 2026-01-14 · v2

65.108.110.0/24

Risk Max 2 LOW Footprint 0.391% Hits 98
Prefix / IP version
/24 · IPv4
Network
65.108.110.0
Broadcast
65.108.110.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
60.1719 , 24.934699999999996
Hits / Errors
98 hits · 0 errors
First / Last seen
2025-04-29 21:23 · 2025-04-29 21:33
Top ASN
AS24940 · Hetzner Online GmbH
Top organization / ISP
Top geo
Window / Updated
2025-04-28 → 2025-05-05 · Updated 2026-01-14 · v2

135.181.0.0/24

Risk Max 2 LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
135.181.0.0
Broadcast
135.181.0.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
60.1719 , 24.934700000000003
Hits / Errors
3 hits · 3 errors
First / Last seen
2025-12-17 13:32 · 2025-12-17 13:32
Top ASN
AS24940 · Hetzner Online GmbH
Top organization / ISP
Top geo
Window / Updated
2025-12-15 → 2025-12-22 · Updated 2026-01-14 · v2

65.109.112.0/24

Risk Max 2 LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
65.109.112.0
Broadcast
65.109.112.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
60.1719 , 24.934700000000003
Hits / Errors
3 hits · 1 errors
First / Last seen
2025-03-05 05:20 · 2025-03-05 08:21
Top ASN
AS24940 · Hetzner Online GmbH
Top organization / ISP
Top geo
Window / Updated
2025-03-03 → 2025-03-10 · Updated 2026-01-14 · v2

87.120.107.0/24

Risk Max 2 LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
87.120.107.0
Broadcast
87.120.107.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
60.1719 , 24.9347
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-07-26 15:13 · 2025-07-26 15:14
Top ASN
AS215428 · Mykyta Skorobohatko
Top organization / ISP
Top geo
Window / Updated
2025-07-21 → 2025-07-28 · Updated 2026-01-14 · v2

65.21.31.0/24

Risk Max 1 LOW Footprint 0.391% Hits 48
Prefix / IP version
/24 · IPv4
Network
65.21.31.0
Broadcast
65.21.31.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
60.1719 , 24.934700000000003
Hits / Errors
48 hits · 24 errors
First / Last seen
2025-11-30 21:27 · 2025-11-30 21:27
Top ASN
AS24940 · Hetzner Online GmbH
Top organization / ISP
Top geo
Window / Updated
2025-11-24 → 2025-12-01 · Updated 2026-01-14 · v2

65.108.236.0/24

Risk Max 1 LOW Footprint 0.391% Hits 44
Prefix / IP version
/24 · IPv4
Network
65.108.236.0
Broadcast
65.108.236.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
60.1719 , 24.9347
Hits / Errors
44 hits · 0 errors
First / Last seen
2025-04-19 14:55 · 2025-04-19 14:55
Top ASN
AS24940 · Hetzner Online GmbH
Top organization / ISP
Top geo
Window / Updated
2025-04-14 → 2025-04-21 · Updated 2026-01-14 · v2

37.228.129.0/24

Risk Max 1 LOW Footprint 0.391% Hits 17
Prefix / IP version
/24 · IPv4
Network
37.228.129.0
Broadcast
37.228.129.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
60.1699 , 24.9384
Hits / Errors
17 hits · 0 errors
First / Last seen
2024-09-13 20:36 · 2024-09-13 20:37
Top ASN
AS200651 · FlokiNET ehf
Top organization / ISP
Top geo
Window / Updated
2024-09-09 → 2024-09-16 · Updated 2026-01-14 · v2

185.67.82.0/24

Risk Max 1 LOW Footprint 0.391% Hits 17
Prefix / IP version
/24 · IPv4
Network
185.67.82.0
Broadcast
185.67.82.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
60.1719 , 24.9347
Hits / Errors
17 hits · 0 errors
First / Last seen
2024-01-25 21:41 · 2024-01-25 21:42
Top ASN
AS20904 · Cinia Oy
Top organization / ISP
Top geo
Window / Updated
2024-01-22 → 2024-01-29 · Updated 2026-01-14 · v2

185.77.217.0/24

Risk Max 1 LOW Footprint 0.391% Hits 10
Prefix / IP version
/24 · IPv4
Network
185.77.217.0
Broadcast
185.77.217.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
60.17190000000001 , 24.9347
Hits / Errors
10 hits · 0 errors
First / Last seen
2023-11-06 19:29 · 2023-11-06 19:29
Top geo
Window / Updated
2023-11-06 → 2023-11-13 · Updated 2026-01-14 · v2

185.148.1.0/24

Risk Max 1 LOW Footprint 0.391% Hits 5
Prefix / IP version
/24 · IPv4
Network
185.148.1.0
Broadcast
185.148.1.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
60.152 , 24.8876
Hits / Errors
5 hits · 3 errors
First / Last seen
2025-06-29 18:45 · 2025-06-29 18:45
Top ASN
Top organization / ISP
Top geo
Window / Updated
2025-06-23 → 2025-06-30 · Updated 2026-01-14 · v2

65.109.173.0/24

Risk Max 1 LOW Footprint 0.391% Hits 5
Prefix / IP version
/24 · IPv4
Network
65.109.173.0
Broadcast
65.109.173.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
60.17190000000001 , 24.9347
Hits / Errors
5 hits · 5 errors
First / Last seen
2025-03-14 02:27 · 2025-03-16 00:25
Top ASN
AS24940 · Hetzner Online GmbH
Top organization / ISP
Top geo
Window / Updated
2025-03-10 → 2025-03-17 · Updated 2026-01-14 · v2

37.27.60.0/24

Risk Max 1 LOW Footprint 0.391% Hits 5
Prefix / IP version
/24 · IPv4
Network
37.27.60.0
Broadcast
37.27.60.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
60.1719 , 24.934700000000003
Hits / Errors
5 hits · 4 errors
First / Last seen
2024-02-12 23:49 · 2024-02-13 00:36
Top ASN
AS24940 · Hetzner Online GmbH
Top organization / ISP
Top geo
Window / Updated
2024-02-12 → 2024-02-19 · Updated 2026-01-14 · v2

65.109.162.0/24

Risk Max 1 LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
65.109.162.0
Broadcast
65.109.162.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
60.1719 , 24.9347
Hits / Errors
4 hits · 4 errors
First / Last seen
2025-09-06 13:41 · 2025-09-06 13:41
Top ASN
AS24940 · Hetzner Online GmbH
Top organization / ISP
Top geo
Window / Updated
2025-09-01 → 2025-09-08 · Updated 2026-01-14 · v2
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