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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.

72.35.158.0/24

Risk Max 1 LOW Footprint 0.391% Hits 63
Prefix / IP version
/24 · IPv4
Network
72.35.158.0
Broadcast
72.35.158.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
44.0185 , -121.2984
Hits / Errors
63 hits · 0 errors
First / Last seen
2025-03-04 07:41 · 2025-03-04 08:08
Top ASN
AS4181 · TDS TELECOM
Top organization / ISP
Top geo
Window / Updated
2025-03-03 → 2025-03-10 · Updated 2026-01-14 · v2

135.131.173.0/24

Risk Max LOW Footprint 0.391% Hits 142
Prefix / IP version
/24 · IPv4
Network
135.131.173.0
Broadcast
135.131.173.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.5951 , -116.53120000000001
Hits / Errors
142 hits · 2 errors
First / Last seen
2025-05-13 17:26 · 2025-05-13 17:37
Top ASN
AS4181 · TDS TELECOM
Top organization / ISP
Top geo
Window / Updated
2025-05-12 → 2025-05-19 · Updated 2026-01-14 · v2

50.21.198.0/24

Risk Max LOW Footprint 0.391% Hits 68
Prefix / IP version
/24 · IPv4
Network
50.21.198.0
Broadcast
50.21.198.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
38.7479 , -104.7906
Hits / Errors
68 hits · 1 errors
First / Last seen
2024-10-10 02:29 · 2024-10-10 02:33
Top ASN
AS4181 · TDS TELECOM
Top organization / ISP
Window / Updated
2024-10-07 → 2024-10-14 · Updated 2026-01-14 · v2

64.50.252.0/24

Risk Max LOW Footprint 0.391% Hits 63
Prefix / IP version
/24 · IPv4
Network
64.50.252.0
Broadcast
64.50.252.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
37.3422 , -77.985
Hits / Errors
63 hits · 1 errors
First / Last seen
2025-03-31 20:43 · 2025-03-31 20:44
Top ASN
AS4181 · TDS TELECOM
Top organization / ISP
Window / Updated
2025-03-31 → 2025-04-07 · Updated 2026-01-14 · v2

135.134.138.0/24

Risk Max LOW Footprint 0.391% Hits 40
Prefix / IP version
/24 · IPv4
Network
135.134.138.0
Broadcast
135.134.138.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
47.6597 , -117.42910000000002
Hits / Errors
40 hits · 0 errors
First / Last seen
2025-01-16 06:40 · 2025-01-16 06:41
Top ASN
AS4181 · TDS TELECOM
Top organization / ISP
Window / Updated
2025-01-13 → 2025-01-20 · Updated 2026-01-14 · v2

66.173.53.0/24

Risk Max LOW Footprint 0.391% Hits 35
Prefix / IP version
/24 · IPv4
Network
66.173.53.0
Broadcast
66.173.53.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
34.0527 , -106.8895
Hits / Errors
35 hits · 3 errors
First / Last seen
2025-02-03 22:39 · 2025-02-05 21:39
Top ASN
AS4181 · TDS TELECOM
Top organization / ISP
Window / Updated
2025-02-03 → 2025-02-10 · Updated 2026-01-14 · v2

69.131.53.0/24

Risk Max LOW Footprint 0.391% Hits 32
Prefix / IP version
/24 · IPv4
Network
69.131.53.0
Broadcast
69.131.53.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
44.1496 , -72.6544
Hits / Errors
32 hits · 12 errors
First / Last seen
2025-03-29 19:44 · 2025-03-29 19:44
Top ASN
AS4181 · TDS TELECOM
Top organization / ISP
Window / Updated
2025-03-24 → 2025-03-31 · Updated 2026-01-14 · v2

135.135.53.0/24

Risk Max LOW Footprint 0.391% Hits 18
Prefix / IP version
/24 · IPv4
Network
135.135.53.0
Broadcast
135.135.53.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
44.8093 , -91.5013
Hits / Errors
18 hits · 1 errors
First / Last seen
2025-01-27 08:02 · 2025-01-27 08:03
Top ASN
AS4181 · TDS TELECOM
Top organization / ISP
Window / Updated
2025-01-27 → 2025-02-03 · Updated 2026-01-14 · v2

135.134.172.0/24

Risk Max LOW Footprint 0.391% Hits 18
Prefix / IP version
/24 · IPv4
Network
135.134.172.0
Broadcast
135.134.172.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
47.6805 , -116.776
Hits / Errors
18 hits · 3 errors
First / Last seen
2024-09-19 10:17 · 2024-09-19 19:58
Top ASN
AS4181 · TDS TELECOM
Top organization / ISP
Window / Updated
2024-09-16 → 2024-09-23 · Updated 2026-01-14 · v2

67.217.14.0/24

Risk Max LOW Footprint 0.391% Hits 17
Prefix / IP version
/24 · IPv4
Network
67.217.14.0
Broadcast
67.217.14.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
39.7391 , -104.9866
Hits / Errors
17 hits · 1 errors
First / Last seen
2025-01-04 01:23 · 2025-01-04 01:27
Top ASN
AS4181 · TDS TELECOM
Top organization / ISP
Top geo
Window / Updated
2024-12-30 → 2025-01-06 · Updated 2026-01-14 · v2

96.61.26.0/24

Risk Max LOW Footprint 0.391% Hits 16
Prefix / IP version
/24 · IPv4
Network
96.61.26.0
Broadcast
96.61.26.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
34.7803 , -98.2923
Hits / Errors
16 hits · 0 errors
First / Last seen
2025-01-11 22:48 · 2025-01-11 22:49
Top ASN
AS4181 · TDS TELECOM
Top organization / ISP
Top geo
Window / Updated
2025-01-06 → 2025-01-13 · Updated 2026-01-14 · v2

69.21.254.0/24

Risk Max LOW Footprint 0.391% Hits 15
Prefix / IP version
/24 · IPv4
Network
69.21.254.0
Broadcast
69.21.254.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
32.7019 , -103.12999999999998
Hits / Errors
15 hits · 0 errors
First / Last seen
2025-02-09 17:42 · 2025-02-09 17:42
Top ASN
AS4181 · TDS TELECOM
Top organization / ISP
Window / Updated
2025-02-03 → 2025-02-10 · Updated 2026-01-14 · v2

24.54.180.0/24

Risk Max LOW Footprint 0.391% Hits 14
Prefix / IP version
/24 · IPv4
Network
24.54.180.0
Broadcast
24.54.180.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
39.7391 , -104.9866
Hits / Errors
14 hits · 1 errors
First / Last seen
2024-11-25 10:58 · 2024-11-25 10:59
Top ASN
AS4181 · TDS TELECOM
Top organization / ISP
Top geo
Window / Updated
2024-11-25 → 2024-12-02 · Updated 2026-01-14 · v2

135.131.191.0/24

Risk Max LOW Footprint 0.391% Hits 11
Prefix / IP version
/24 · IPv4
Network
135.131.191.0
Broadcast
135.131.191.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.8445 , -90.7025
Hits / Errors
11 hits · 1 errors
First / Last seen
2024-12-14 19:34 · 2024-12-14 19:35
Top ASN
AS4181 · TDS TELECOM
Top organization / ISP
Window / Updated
2024-12-09 → 2024-12-16 · Updated 2026-01-14 · v2

66.222.121.0/24

Risk Max LOW Footprint 0.391% Hits 11
Prefix / IP version
/24 · IPv4
Network
66.222.121.0
Broadcast
66.222.121.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
44.0597 , -121.3157
Hits / Errors
11 hits · 0 errors
First / Last seen
2024-11-12 05:08 · 2024-11-12 05:09
Top ASN
AS4181 · TDS TELECOM
Top organization / ISP
Top geo
Window / Updated
2024-11-11 → 2024-11-18 · Updated 2026-01-14 · v2

135.135.187.0/24

Risk Max LOW Footprint 0.391% Hits 8
Prefix / IP version
/24 · IPv4
Network
135.135.187.0
Broadcast
135.135.187.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.0782 , -89.4075
Hits / Errors
8 hits · 2 errors
First / Last seen
2025-08-02 02:18 · 2025-08-02 02:41
Top ASN
AS4181 · TDS TELECOM
Top organization / ISP
Window / Updated
2025-07-28 → 2025-08-04 · Updated 2026-01-14 · v2

24.224.81.0/24

Risk Max LOW Footprint 0.391% Hits 6
Prefix / IP version
/24 · IPv4
Network
24.224.81.0
Broadcast
24.224.81.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.4868 , -80.8601
Hits / Errors
6 hits · 3 errors
First / Last seen
2024-11-05 17:05 · 2024-11-05 17:06
Top ASN
AS4181 · TDS TELECOM
Top organization / ISP
Window / Updated
2024-11-04 → 2024-11-11 · Updated 2026-01-14 · v2

96.60.50.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
96.60.50.0
Broadcast
96.60.50.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.6728 , -84.3805
Hits / Errors
2 hits · 1 errors
First / Last seen
2025-12-21 23:05 · 2025-12-21 23:05
Top ASN
AS4181 · TDS TELECOM
Top organization / ISP
Window / Updated
2025-12-15 → 2025-12-22 · Updated 2026-01-14 · v2

96.61.184.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
96.61.184.0
Broadcast
96.61.184.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
44.0597 , -121.3157
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-10-02 16:49 · 2025-10-02 16:49
Top ASN
AS4181 · TDS TELECOM
Top organization / ISP
Top geo
Window / Updated
2025-09-29 → 2025-10-06 · Updated 2026-01-14 · v2

135.135.196.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
135.135.196.0
Broadcast
135.135.196.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
44.7983 , -89.6978
Hits / Errors
2 hits · 2 errors
First / Last seen
2025-08-02 20:32 · 2025-08-02 20:32
Top ASN
AS4181 · TDS TELECOM
Top organization / ISP
Window / Updated
2025-07-28 → 2025-08-04 · Updated 2026-01-14 · v2

208.117.127.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
208.117.127.0
Broadcast
208.117.127.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
39.7391 , -104.9866
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-05-05 15:37 · 2025-05-06 04:30
Top ASN
AS4181 · TDS TELECOM
Top organization / ISP
Top geo
Window / Updated
2025-05-05 → 2025-05-12 · Updated 2026-01-14 · v2

134.215.55.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
134.215.55.0
Broadcast
134.215.55.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
39.6892 , -86.5225
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-05-05 19:18 · 2025-05-05 19:18
Top ASN
AS4181 · TDS TELECOM
Top organization / ISP
Top geo
Window / Updated
2025-05-05 → 2025-05-12 · Updated 2026-01-14 · v2

75.100.63.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
75.100.63.0
Broadcast
75.100.63.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
44.9231 , -69.6728
Hits / Errors
2 hits · 1 errors
First / Last seen
2025-05-05 08:35 · 2025-05-05 08:35
Top ASN
AS4181 · TDS TELECOM
Top organization / ISP
Top geo
Window / Updated
2025-05-05 → 2025-05-12 · Updated 2026-01-14 · v2

69.131.81.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
69.131.81.0
Broadcast
69.131.81.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.0782 , -89.4075
Hits / Errors
2 hits · 1 errors
First / Last seen
2024-02-11 00:02 · 2024-02-11 00:02
Top ASN
AS4181 · TDS TELECOM
Top organization / ISP
Window / Updated
2024-02-05 → 2024-02-12 · Updated 2026-01-14 · v2

135.134.218.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
135.134.218.0
Broadcast
135.134.218.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.0656 , -88.145
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-12-12 11:57 · 2025-12-12 11:57
Top ASN
AS4181 · TDS TELECOM
Top organization / ISP
Window / Updated
2025-12-08 → 2025-12-15 · Updated 2026-01-14 · v2

66.220.118.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
66.220.118.0
Broadcast
66.220.118.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
44.0915 , -121.4073
Hits / Errors
1 hits · 1 errors
First / Last seen
2025-10-11 07:02 · 2025-10-11 07:02
Top ASN
AS4181 · TDS TELECOM
Top organization / ISP
Top geo
Window / Updated
2025-10-06 → 2025-10-13 · Updated 2026-01-14 · v2

184.61.192.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
184.61.192.0
Broadcast
184.61.192.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
32.9071 , -105.9609
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-09-22 14:06 · 2025-09-22 14:06
Top ASN
AS4181 · TDS TELECOM
Top organization / ISP
Window / Updated
2025-09-22 → 2025-09-29 · Updated 2026-01-14 · v2

69.131.14.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
69.131.14.0
Broadcast
69.131.14.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.2806 , -71.8167
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-09-14 19:52 · 2025-09-14 19:52
Top ASN
AS4181 · TDS TELECOM
Top organization / ISP
Window / Updated
2025-09-08 → 2025-09-15 · Updated 2026-01-14 · v2

69.21.135.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
69.21.135.0
Broadcast
69.21.135.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
30.8 , -81.6898
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-08-25 03:43 · 2025-08-25 03:43
Top ASN
AS4181 · TDS TELECOM
Top organization / ISP
Window / Updated
2025-08-25 → 2025-09-01 · Updated 2026-01-14 · v2

184.60.207.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
184.60.207.0
Broadcast
184.60.207.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
33.4002 , -79.9069
Hits / Errors
1 hits · 1 errors
First / Last seen
2025-07-25 16:13 · 2025-07-25 16:13
Top ASN
AS4181 · TDS TELECOM
Top organization / ISP
Window / Updated
2025-07-21 → 2025-07-28 · Updated 2026-01-14 · v2

96.61.35.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
96.61.35.0
Broadcast
96.61.35.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
32.8954 , -105.948
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-07-24 04:24 · 2025-07-24 04:24
Top ASN
AS4181 · TDS TELECOM
Top organization / ISP
Window / Updated
2025-07-21 → 2025-07-28 · Updated 2026-01-14 · v2

69.130.168.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
69.130.168.0
Broadcast
69.130.168.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
36.0164 , -86.5615
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-07-21 21:50 · 2025-07-21 21:50
Top ASN
AS4181 · TDS TELECOM
Top organization / ISP
Window / Updated
2025-07-21 → 2025-07-28 · Updated 2026-01-14 · v2

184.60.234.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
184.60.234.0
Broadcast
184.60.234.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
37.1609 , -83.3732
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-07-09 07:58 · 2025-07-09 07:58
Top ASN
AS4181 · TDS TELECOM
Top organization / ISP
Top geo
Window / Updated
2025-07-07 → 2025-07-14 · Updated 2026-01-14 · v2

135.135.16.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
135.135.16.0
Broadcast
135.135.16.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
44.4766 , -88.0678
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-06-24 05:32 · 2025-06-24 05:32
Top ASN
AS4181 · TDS TELECOM
Top organization / ISP
Window / Updated
2025-06-23 → 2025-06-30 · Updated 2026-01-14 · v2

64.83.178.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
64.83.178.0
Broadcast
64.83.178.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
39.7391 , -104.9866
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-05-23 17:32 · 2025-05-23 17:32
Top ASN
AS4181 · TDS TELECOM
Top organization / ISP
Top geo
Window / Updated
2025-05-19 → 2025-05-26 · Updated 2026-01-14 · v2

96.60.139.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
96.60.139.0
Broadcast
96.60.139.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
45.3055 , -93.7941
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-05-23 10:14 · 2025-05-23 10:14
Top ASN
AS4181 · TDS TELECOM
Top organization / ISP
Window / Updated
2025-05-19 → 2025-05-26 · Updated 2026-01-14 · v2

96.60.141.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
96.60.141.0
Broadcast
96.60.141.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
45.3055 , -93.7941
Hits / Errors
1 hits · 1 errors
First / Last seen
2025-05-22 22:41 · 2025-05-22 22:41
Top ASN
AS4181 · TDS TELECOM
Top organization / ISP
Window / Updated
2025-05-19 → 2025-05-26 · Updated 2026-01-14 · v2

135.134.19.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
135.134.19.0
Broadcast
135.134.19.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.5582 , -114.4659
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-05-06 18:30 · 2025-05-06 18:30
Top ASN
AS4181 · TDS TELECOM
Top organization / ISP
Window / Updated
2025-05-05 → 2025-05-12 · Updated 2026-01-14 · v2

69.128.172.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
69.128.172.0
Broadcast
69.128.172.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
39.6892 , -86.5225
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-05-06 17:15 · 2025-05-06 17:15
Top ASN
AS4181 · TDS TELECOM
Top organization / ISP
Top geo
Window / Updated
2025-05-05 → 2025-05-12 · Updated 2026-01-14 · v2

135.131.174.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
135.131.174.0
Broadcast
135.131.174.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.5441 , -116.5662
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-05-06 14:00 · 2025-05-06 14:00
Top ASN
AS4181 · TDS TELECOM
Top organization / ISP
Top geo
Window / Updated
2025-05-05 → 2025-05-12 · Updated 2026-01-14 · v2
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