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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.

24.91.82.0/24

Risk Max 1 LOW Footprint 0.781% Hits 22
Prefix / IP version
/24 · IPv4
Network
24.91.82.0
Broadcast
24.91.82.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
42.8651 , -71.4934
Hits / Errors
22 hits · 0 errors
First / Last seen
2023-09-25 01:54 · 2023-09-29 12:58
Window / Updated
2023-09-25 → 2023-10-02 · Updated 2026-01-14 · v2

24.63.60.0/24

Risk Max 1 LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
24.63.60.0
Broadcast
24.63.60.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.8651 , -71.4934
Hits / Errors
1 hits · 0 errors
First / Last seen
2023-12-29 10:25 · 2023-12-29 10:25
Window / Updated
2023-12-25 → 2024-01-01 · Updated 2026-01-14 · v2

24.63.165.0/24

Risk Max 1 LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
24.63.165.0
Broadcast
24.63.165.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.8651 , -71.4934
Hits / Errors
1 hits · 0 errors
First / Last seen
2023-09-24 21:02 · 2023-09-24 21:02
Window / Updated
2023-09-18 → 2023-09-25 · Updated 2026-01-14 · v2

24.63.56.0/24

Risk Max 1 LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
24.63.56.0
Broadcast
24.63.56.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.8651 , -71.4934
Hits / Errors
1 hits · 0 errors
First / Last seen
2023-08-07 20:41 · 2023-08-07 20:41
Window / Updated
2023-08-07 → 2023-08-14 · Updated 2026-01-14 · v2

104.28.39.0/24

Risk Max LOW Footprint 0.781% Hits 136
Prefix / IP version
/24 · IPv4
Network
104.28.39.0
Broadcast
104.28.39.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
42.18995 , -72.17688235294118
Hits / Errors
136 hits · 4 errors
First / Last seen
2025-07-31 19:42 · 2025-08-01 04:33
Top ASN
AS13335 · Cloudflare, Inc.
Top organization / ISP
Window / Updated
2025-07-28 → 2025-08-04 · Updated 2026-01-14 · v2

199.188.14.0/24

Risk Max LOW Footprint 0.781% Hits 4
Prefix / IP version
/24 · IPv4
Network
199.188.14.0
Broadcast
199.188.14.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
42.7798 , -71.2019
Hits / Errors
4 hits · 4 errors
First / Last seen
2025-03-18 16:57 · 2025-03-20 23:28
Top ASN
AS30513 · DYNAMIC INTERNET
Window / Updated
2025-03-17 → 2025-03-24 · Updated 2026-01-14 · v2

216.212.69.0/24

Risk Max LOW Footprint 0.391% Hits 134
Prefix / IP version
/24 · IPv4
Network
216.212.69.0
Broadcast
216.212.69.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.9948 , -71.458
Hits / Errors
134 hits · 10 errors
First / Last seen
2024-12-06 16:13 · 2024-12-06 17:36
Top ASN
AS13977 · Fidium
Top organization / ISP
Window / Updated
2024-12-02 → 2024-12-09 · Updated 2026-01-14 · v2

166.137.175.0/24

Risk Max LOW Footprint 0.391% Hits 87
Prefix / IP version
/24 · IPv4
Network
166.137.175.0
Broadcast
166.137.175.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
44.0537 , -71.1284
Hits / Errors
87 hits · 8 errors
First / Last seen
2025-03-28 06:56 · 2025-03-28 07:14
Top ASN
Top organization / ISP
Window / Updated
2025-03-24 → 2025-03-31 · Updated 2026-01-14 · v2

72.95.120.0/24

Risk Max LOW Footprint 0.391% Hits 69
Prefix / IP version
/24 · IPv4
Network
72.95.120.0
Broadcast
72.95.120.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.9948 , -71.458
Hits / Errors
69 hits · 27 errors
First / Last seen
2024-12-02 22:32 · 2024-12-03 04:19
Top ASN
AS13977 · Fidium
Window / Updated
2024-12-02 → 2024-12-09 · Updated 2026-01-14 · v2

174.168.22.0/24

Risk Max LOW Footprint 0.391% Hits 39
Prefix / IP version
/24 · IPv4
Network
174.168.22.0
Broadcast
174.168.22.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.2188 , -71.5294
Hits / Errors
39 hits · 24 errors
First / Last seen
2025-02-13 06:54 · 2025-02-13 07:02
Window / Updated
2025-02-10 → 2025-02-17 · Updated 2026-01-14 · v2

73.69.21.0/24

Risk Max LOW Footprint 0.391% Hits 29
Prefix / IP version
/24 · IPv4
Network
73.69.21.0
Broadcast
73.69.21.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.5728 , -71.4787
Hits / Errors
29 hits · 4 errors
First / Last seen
2025-08-05 19:20 · 2025-08-05 19:20
Window / Updated
2025-08-04 → 2025-08-11 · Updated 2026-01-14 · v2

216.212.80.0/24

Risk Max LOW Footprint 0.391% Hits 18
Prefix / IP version
/24 · IPv4
Network
216.212.80.0
Broadcast
216.212.80.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.9948 , -71.458
Hits / Errors
18 hits · 1 errors
First / Last seen
2024-12-09 12:52 · 2024-12-09 14:33
Top ASN
AS13977 · Fidium
Window / Updated
2024-12-09 → 2024-12-16 · Updated 2026-01-14 · v2

68.238.54.0/24

Risk Max LOW Footprint 0.391% Hits 17
Prefix / IP version
/24 · IPv4
Network
68.238.54.0
Broadcast
68.238.54.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.1604 , -71.4179
Hits / Errors
17 hits · 0 errors
First / Last seen
2025-01-25 12:28 · 2025-01-25 12:47
Top ASN
AS13977 · Fidium
Window / Updated
2025-01-20 → 2025-01-27 · Updated 2026-01-14 · v2

66.16.133.0/24

Risk Max LOW Footprint 0.391% Hits 16
Prefix / IP version
/24 · IPv4
Network
66.16.133.0
Broadcast
66.16.133.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.4185 , -71.985
Hits / Errors
16 hits · 1 errors
First / Last seen
2025-01-22 01:50 · 2025-01-22 01:50
Top ASN
Window / Updated
2025-01-20 → 2025-01-27 · Updated 2026-01-14 · v2

216.24.166.0/24

Risk Max LOW Footprint 0.391% Hits 16
Prefix / IP version
/24 · IPv4
Network
216.24.166.0
Broadcast
216.24.166.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.8095 , -72.1559
Hits / Errors
16 hits · 2 errors
First / Last seen
2024-12-15 01:29 · 2024-12-15 04:26
Top ASN
AS55145 · ECFiber
Top organization / ISP
Window / Updated
2024-12-09 → 2024-12-16 · Updated 2026-01-14 · v2

64.223.204.0/24

Risk Max LOW Footprint 0.391% Hits 15
Prefix / IP version
/24 · IPv4
Network
64.223.204.0
Broadcast
64.223.204.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.994800000000005 , -71.458
Hits / Errors
15 hits · 0 errors
First / Last seen
2025-04-21 23:16 · 2025-04-21 23:17
Top ASN
AS13977 · Fidium
Window / Updated
2025-04-21 → 2025-04-28 · Updated 2026-01-14 · v2

24.63.146.0/24

Risk Max LOW Footprint 0.391% Hits 14
Prefix / IP version
/24 · IPv4
Network
24.63.146.0
Broadcast
24.63.146.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.8651 , -71.4934
Hits / Errors
14 hits · 0 errors
First / Last seen
2025-02-15 05:30 · 2025-02-15 05:30
Window / Updated
2025-02-10 → 2025-02-17 · Updated 2026-01-14 · v2

76.28.18.0/24

Risk Max LOW Footprint 0.391% Hits 14
Prefix / IP version
/24 · IPv4
Network
76.28.18.0
Broadcast
76.28.18.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.9429 , -71.5222
Hits / Errors
14 hits · 1 errors
First / Last seen
2024-01-20 03:48 · 2024-01-20 03:50
Window / Updated
2024-01-15 → 2024-01-22 · Updated 2026-01-14 · v2

38.51.147.0/24

Risk Max LOW Footprint 0.391% Hits 14
Prefix / IP version
/24 · IPv4
Network
38.51.147.0
Broadcast
38.51.147.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.329 , -71.7179
Hits / Errors
14 hits · 0 errors
First / Last seen
2023-09-22 23:14 · 2023-09-22 23:15
Top ASN
AS399898 · Conexon Connect
Top organization / ISP
Window / Updated
2023-09-18 → 2023-09-25 · Updated 2026-01-14 · v2

76.179.55.0/24

Risk Max LOW Footprint 0.391% Hits 12
Prefix / IP version
/24 · IPv4
Network
76.179.55.0
Broadcast
76.179.55.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.7574 , -71.6881
Hits / Errors
12 hits · 0 errors
First / Last seen
2024-12-09 17:26 · 2024-12-09 17:59
Top ASN
Top organization / ISP
Window / Updated
2024-12-09 → 2024-12-16 · Updated 2026-01-14 · v2

64.223.131.0/24

Risk Max LOW Footprint 0.391% Hits 11
Prefix / IP version
/24 · IPv4
Network
64.223.131.0
Broadcast
64.223.131.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.0729 , -70.8052
Hits / Errors
11 hits · 0 errors
First / Last seen
2024-09-26 21:06 · 2024-09-26 21:06
Top ASN
AS13977 · Fidium
Window / Updated
2024-09-23 → 2024-09-30 · Updated 2026-01-14 · v2

64.222.244.0/24

Risk Max LOW Footprint 0.391% Hits 10
Prefix / IP version
/24 · IPv4
Network
64.222.244.0
Broadcast
64.222.244.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.991 , -71.4891
Hits / Errors
10 hits · 0 errors
First / Last seen
2024-09-18 17:09 · 2024-09-18 17:13
Top ASN
AS13977 · Fidium
Window / Updated
2024-09-16 → 2024-09-23 · Updated 2026-01-14 · v2

73.159.56.0/24

Risk Max LOW Footprint 0.391% Hits 10
Prefix / IP version
/24 · IPv4
Network
73.159.56.0
Broadcast
73.159.56.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.991 , -71.4891
Hits / Errors
10 hits · 0 errors
First / Last seen
2024-04-17 10:28 · 2024-04-17 18:00
Window / Updated
2024-04-15 → 2024-04-22 · Updated 2026-01-14 · v2

216.212.39.0/24

Risk Max LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
216.212.39.0
Broadcast
216.212.39.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.9948 , -71.458
Hits / Errors
4 hits · 0 errors
First / Last seen
2025-08-04 02:22 · 2025-08-04 02:22
Top ASN
AS13977 · Fidium
Window / Updated
2025-08-04 → 2025-08-11 · Updated 2026-01-14 · v2

71.161.119.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
71.161.119.0
Broadcast
71.161.119.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.9948 , -71.458
Hits / Errors
2 hits · 1 errors
First / Last seen
2025-12-21 16:30 · 2025-12-21 16:30
Top ASN
AS13977 · Fidium
Window / Updated
2025-12-15 → 2025-12-22 · Updated 2026-01-14 · v2

73.159.35.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
73.159.35.0
Broadcast
73.159.35.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.7648 , -71.4398
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-09-15 18:27 · 2025-09-15 18:27
Window / Updated
2025-09-15 → 2025-09-22 · Updated 2026-01-14 · v2

71.234.245.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
71.234.245.0
Broadcast
71.234.245.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.991 , -71.4891
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-08-04 17:20 · 2025-08-04 17:20
Window / Updated
2025-08-04 → 2025-08-11 · Updated 2026-01-14 · v2

73.123.181.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
73.123.181.0
Broadcast
73.123.181.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.8836 , -71.1741
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-07-20 17:55 · 2025-07-20 17:55
Window / Updated
2025-07-14 → 2025-07-21 · Updated 2026-01-14 · v2

76.127.230.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
76.127.230.0
Broadcast
76.127.230.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.2296 , -70.8175
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-05-23 09:44 · 2025-05-23 09:44
Window / Updated
2025-05-19 → 2025-05-26 · Updated 2026-01-14 · v2

71.192.57.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
71.192.57.0
Broadcast
71.192.57.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.7491 , -71.8656
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-05-23 07:58 · 2025-05-23 07:58
Window / Updated
2025-05-19 → 2025-05-26 · Updated 2026-01-14 · v2

64.223.235.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
64.223.235.0
Broadcast
64.223.235.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.9948 , -71.458
Hits / Errors
2 hits · 2 errors
First / Last seen
2025-05-22 21:02 · 2025-05-22 21:02
Top ASN
AS13977 · Fidium
Top organization / ISP
Window / Updated
2025-05-19 → 2025-05-26 · Updated 2026-01-14 · v2

73.17.76.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
73.17.76.0
Broadcast
73.17.76.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.3656 , -72.3442
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-05-22 20:00 · 2025-05-22 20:00
Window / Updated
2025-05-19 → 2025-05-26 · Updated 2026-01-14 · v2

73.167.237.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
73.167.237.0
Broadcast
73.167.237.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.8859 , -71.299
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-05-22 19:26 · 2025-05-22 19:26
Window / Updated
2025-05-19 → 2025-05-26 · Updated 2026-01-14 · v2

73.47.72.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
73.47.72.0
Broadcast
73.47.72.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.011 , -71.4571
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-05-05 18:44 · 2025-05-05 18:52
Window / Updated
2025-05-05 → 2025-05-12 · Updated 2026-01-14 · v2

162.213.74.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
162.213.74.0
Broadcast
162.213.74.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.7798 , -71.2019
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-04-20 22:24 · 2025-04-20 22:24
Top ASN
AS30513 · DYNAMIC INTERNET
Top organization / ISP
Window / Updated
2025-04-14 → 2025-04-21 · Updated 2026-01-14 · v2

162.213.72.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
162.213.72.0
Broadcast
162.213.72.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.7798 , -71.2019
Hits / Errors
2 hits · 2 errors
First / Last seen
2025-03-18 17:05 · 2025-03-18 17:05
Top ASN
AS30513 · DYNAMIC INTERNET
Top organization / ISP
Window / Updated
2025-03-17 → 2025-03-24 · Updated 2026-01-14 · v2

24.34.239.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
24.34.239.0
Broadcast
24.34.239.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.011 , -71.4571
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-02-15 05:03 · 2025-02-15 05:03
Window / Updated
2025-02-10 → 2025-02-17 · Updated 2026-01-14 · v2

38.7.154.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
38.7.154.0
Broadcast
38.7.154.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.7574 , -71.6881
Hits / Errors
2 hits · 1 errors
First / Last seen
2024-10-02 14:41 · 2024-10-02 14:41
Top ASN
AS399898 · Conexon Connect
Top organization / ISP
Window / Updated
2024-09-30 → 2024-10-07 · Updated 2026-01-14 · v2

216.107.225.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
216.107.225.0
Broadcast
216.107.225.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.0729 , -70.8052
Hits / Errors
2 hits · 1 errors
First / Last seen
2024-09-17 20:52 · 2024-09-17 20:52
Top ASN
Top organization / ISP
Window / Updated
2024-09-16 → 2024-09-23 · Updated 2026-01-14 · v2

71.169.158.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
71.169.158.0
Broadcast
71.169.158.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.9948 , -71.458
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-09-21 09:46 · 2025-09-21 09:46
Top ASN
AS13977 · Fidium
Window / Updated
2025-09-15 → 2025-09-22 · Updated 2026-01-14 · v2
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