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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.

212.28.178.0/24

Risk Max 63 MED Footprint 0.391% Hits 506
Prefix / IP version
/24 · IPv4
Network
212.28.178.0
Broadcast
212.28.178.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
38.6364 , -90.1985
Hits / Errors
506 hits · 133 errors
First / Last seen
2025-01-08 14:53 · 2025-01-09 00:31
Top ASN
AS40021 · Contabo Inc.
Top organization / ISP
Window / Updated
2025-01-06 → 2025-01-13 · Updated 2026-01-14 · v2

147.93.131.0/24

Risk Max 48 MED Footprint 0.391% Hits 409
Prefix / IP version
/24 · IPv4
Network
147.93.131.0
Broadcast
147.93.131.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
38.6364 , -90.1985
Hits / Errors
409 hits · 184 errors
First / Last seen
2025-05-27 10:01 · 2025-05-30 21:39
Top ASN
AS40021 · Contabo Inc.
Top organization / ISP
Window / Updated
2025-05-26 → 2025-06-02 · Updated 2026-01-14 · v2

66.94.111.0/24

Risk Max 35 MED Footprint 0.391% Hits 178
Prefix / IP version
/24 · IPv4
Network
66.94.111.0
Broadcast
66.94.111.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
41.0446 , -73.9592
Hits / Errors
178 hits · 178 errors
First / Last seen
2024-06-10 07:21 · 2024-06-11 14:16
Top ASN
AS40021 · Contabo Inc.
Top organization / ISP
Window / Updated
2024-06-10 → 2024-06-17 · Updated 2026-01-14 · v2

144.126.135.0/24

Risk Max 31 LOW Footprint 0.391% Hits 284
Prefix / IP version
/24 · IPv4
Network
144.126.135.0
Broadcast
144.126.135.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
38.6364 , -90.1985
Hits / Errors
284 hits · 0 errors
First / Last seen
2025-05-14 02:48 · 2025-05-14 08:42
Top ASN
AS40021 · Contabo Inc.
Top organization / ISP
Window / Updated
2025-05-12 → 2025-05-19 · Updated 2026-01-14 · v2

157.173.204.0/24

Risk Max 17 LOW Footprint 0.391% Hits 734
Prefix / IP version
/24 · IPv4
Network
157.173.204.0
Broadcast
157.173.204.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
38.6364 , -90.1985
Hits / Errors
734 hits · 9 errors
First / Last seen
2025-04-01 20:19 · 2025-04-01 20:40
Top ASN
AS40021 · Contabo Inc.
Top organization / ISP
Window / Updated
2025-03-31 → 2025-04-07 · Updated 2026-01-14 · v2

66.94.122.0/24

Risk Max 14 LOW Footprint 0.391% Hits 741
Prefix / IP version
/24 · IPv4
Network
66.94.122.0
Broadcast
66.94.122.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
47.3066 , -122.2619
Hits / Errors
741 hits · 18 errors
First / Last seen
2025-01-05 09:30 · 2025-01-05 10:49
Top ASN
AS40021 · Contabo Inc.
Top organization / ISP
Window / Updated
2024-12-30 → 2025-01-06 · Updated 2026-01-14 · v2

157.173.207.0/24

Risk Max 13 LOW Footprint 0.391% Hits 740
Prefix / IP version
/24 · IPv4
Network
157.173.207.0
Broadcast
157.173.207.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
38.6364 , -90.1985
Hits / Errors
740 hits · 0 errors
First / Last seen
2025-04-16 09:18 · 2025-04-19 13:44
Top ASN
AS40021 · Contabo Inc.
Top organization / ISP
Window / Updated
2025-04-14 → 2025-04-21 · Updated 2026-01-14 · v2

217.77.1.0/24

Risk Max 13 LOW Footprint 0.391% Hits 673
Prefix / IP version
/24 · IPv4
Network
217.77.1.0
Broadcast
217.77.1.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
38.6364 , -90.1985
Hits / Errors
673 hits · 80 errors
First / Last seen
2025-01-05 07:36 · 2025-01-05 08:24
Top ASN
AS40021 · Contabo Inc.
Top organization / ISP
Window / Updated
2024-12-30 → 2025-01-06 · Updated 2026-01-14 · v2

212.28.188.0/24

Risk Max 10 LOW Footprint 0.391% Hits 432
Prefix / IP version
/24 · IPv4
Network
212.28.188.0
Broadcast
212.28.188.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
38.6364 , -90.1985
Hits / Errors
432 hits · 0 errors
First / Last seen
2025-03-31 10:41 · 2025-03-31 10:51
Top ASN
AS40021 · Contabo Inc.
Top organization / ISP
Window / Updated
2025-03-31 → 2025-04-07 · Updated 2026-01-14 · v2

217.77.12.0/24

Risk Max 10 LOW Footprint 0.391% Hits 419
Prefix / IP version
/24 · IPv4
Network
217.77.12.0
Broadcast
217.77.12.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
38.6364 , -90.1985
Hits / Errors
419 hits · 0 errors
First / Last seen
2025-03-31 05:46 · 2025-03-31 05:56
Top ASN
AS40021 · Contabo Inc.
Top organization / ISP
Window / Updated
2025-03-31 → 2025-04-07 · Updated 2026-01-14 · v2

212.56.43.0/24

Risk Max 10 LOW Footprint 0.391% Hits 418
Prefix / IP version
/24 · IPv4
Network
212.56.43.0
Broadcast
212.56.43.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
38.6364 , -90.1985
Hits / Errors
418 hits · 21 errors
First / Last seen
2025-03-30 15:14 · 2025-03-30 15:24
Top ASN
AS40021 · Contabo Inc.
Top organization / ISP
Window / Updated
2025-03-24 → 2025-03-31 · Updated 2026-01-14 · v2

62.146.169.0/24

Risk Max 9 LOW Footprint 0.781% Hits 98
Prefix / IP version
/24 · IPv4
Network
62.146.169.0
Broadcast
62.146.169.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
47.3066 , -122.2619
Hits / Errors
98 hits · 77 errors
First / Last seen
2024-09-10 08:32 · 2024-09-13 22:16
Top ASN
AS40021 · Contabo Inc.
Top organization / ISP
Window / Updated
2024-09-09 → 2024-09-16 · Updated 2026-01-14 · v2

157.173.193.0/24

Risk Max 9 LOW Footprint 0.391% Hits 473
Prefix / IP version
/24 · IPv4
Network
157.173.193.0
Broadcast
157.173.193.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
38.6364 , -90.19850000000001
Hits / Errors
473 hits · 300 errors
First / Last seen
2024-12-14 22:57 · 2024-12-14 23:31
Top ASN
AS40021 · Contabo Inc.
Top organization / ISP
Window / Updated
2024-12-09 → 2024-12-16 · Updated 2026-01-14 · v2

209.145.53.0/24

Risk Max 9 LOW Footprint 0.391% Hits 49
Prefix / IP version
/24 · IPv4
Network
209.145.53.0
Broadcast
209.145.53.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
38.6364 , -90.1985
Hits / Errors
49 hits · 44 errors
First / Last seen
2025-01-20 07:35 · 2025-01-20 07:37
Top ASN
AS40021 · Contabo Inc.
Top organization / ISP
Window / Updated
2025-01-20 → 2025-01-27 · Updated 2026-01-14 · v2

144.126.159.0/24

Risk Max 9 LOW Footprint 0.391% Hits 47
Prefix / IP version
/24 · IPv4
Network
144.126.159.0
Broadcast
144.126.159.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
38.6364 , -90.1985
Hits / Errors
47 hits · 43 errors
First / Last seen
2024-09-24 17:22 · 2024-09-24 17:24
Top ASN
AS40021 · Contabo Inc.
Top organization / ISP
Window / Updated
2024-09-23 → 2024-09-30 · Updated 2026-01-14 · v2

89.117.21.0/24

Risk Max 7 LOW Footprint 0.391% Hits 292
Prefix / IP version
/24 · IPv4
Network
89.117.21.0
Broadcast
89.117.21.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
47.3066 , -122.26189999999998
Hits / Errors
292 hits · 0 errors
First / Last seen
2025-04-03 10:55 · 2025-04-03 11:04
Top ASN
AS40021 · Contabo Inc.
Top organization / ISP
Window / Updated
2025-03-31 → 2025-04-07 · Updated 2026-01-14 · v2

194.238.25.0/24

Risk Max 6 LOW Footprint 0.391% Hits 320
Prefix / IP version
/24 · IPv4
Network
194.238.25.0
Broadcast
194.238.25.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
38.6364 , -90.1985
Hits / Errors
320 hits · 0 errors
First / Last seen
2025-04-12 22:23 · 2025-04-12 22:41
Top ASN
AS40021 · Contabo Inc.
Top organization / ISP
Window / Updated
2025-04-07 → 2025-04-14 · Updated 2026-01-14 · v2

62.146.183.0/24

Risk Max 6 LOW Footprint 0.391% Hits 47
Prefix / IP version
/24 · IPv4
Network
62.146.183.0
Broadcast
62.146.183.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
38.6364 , -90.1985
Hits / Errors
47 hits · 44 errors
First / Last seen
2025-03-04 08:38 · 2025-03-04 08:38
Top ASN
AS40021 · Contabo Inc.
Top organization / ISP
Window / Updated
2025-03-03 → 2025-03-10 · Updated 2026-01-14 · v2

147.93.178.0/24

Risk Max 6 LOW Footprint 0.391% Hits 26
Prefix / IP version
/24 · IPv4
Network
147.93.178.0
Broadcast
147.93.178.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
41.044599999999996 , -73.9592
Hits / Errors
26 hits · 24 errors
First / Last seen
2025-08-02 20:10 · 2025-08-02 20:10
Top ASN
AS40021 · Contabo Inc.
Top organization / ISP
Window / Updated
2025-07-28 → 2025-08-04 · Updated 2026-01-14 · v2

194.238.27.0/24

Risk Max 5 LOW Footprint 0.391% Hits 276
Prefix / IP version
/24 · IPv4
Network
194.238.27.0
Broadcast
194.238.27.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
38.6364 , -90.1985
Hits / Errors
276 hits · 0 errors
First / Last seen
2025-01-03 04:21 · 2025-01-03 05:21
Top ASN
AS40021 · Contabo Inc.
Top organization / ISP
Window / Updated
2024-12-30 → 2025-01-06 · Updated 2026-01-14 · v2

85.239.238.0/24

Risk Max 5 LOW Footprint 0.391% Hits 242
Prefix / IP version
/24 · IPv4
Network
85.239.238.0
Broadcast
85.239.238.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
47.3066 , -122.2619
Hits / Errors
242 hits · 0 errors
First / Last seen
2025-04-03 04:19 · 2025-04-03 04:34
Top ASN
AS40021 · Contabo Inc.
Top organization / ISP
Window / Updated
2025-03-31 → 2025-04-07 · Updated 2026-01-14 · v2

5.252.54.0/24

Risk Max 5 LOW Footprint 0.391% Hits 18
Prefix / IP version
/24 · IPv4
Network
5.252.54.0
Broadcast
5.252.54.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
38.6364 , -90.1985
Hits / Errors
18 hits · 15 errors
First / Last seen
2024-12-15 06:09 · 2024-12-15 06:10
Top ASN
AS40021 · Contabo Inc.
Top organization / ISP
Window / Updated
2024-12-09 → 2024-12-16 · Updated 2026-01-14 · v2

92.118.59.0/24

Risk Max 5 LOW Footprint 0.391% Hits 10
Prefix / IP version
/24 · IPv4
Network
92.118.59.0
Broadcast
92.118.59.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
38.6364 , -90.1985
Hits / Errors
10 hits · 8 errors
First / Last seen
2025-10-12 06:07 · 2025-10-12 06:08
Top ASN
AS40021 · Contabo Inc.
Top organization / ISP
Window / Updated
2025-10-06 → 2025-10-13 · Updated 2026-01-14 · v2

31.220.102.0/24

Risk Max 5 LOW Footprint 0.391% Hits 6
Prefix / IP version
/24 · IPv4
Network
31.220.102.0
Broadcast
31.220.102.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
41.0446 , -73.9592
Hits / Errors
6 hits · 4 errors
First / Last seen
2025-06-29 15:15 · 2025-06-29 15:15
Top ASN
AS40021 · Contabo Inc.
Top organization / ISP
Window / Updated
2025-06-23 → 2025-06-30 · Updated 2026-01-14 · v2

144.126.154.0/24

Risk Max 4 LOW Footprint 0.391% Hits 301
Prefix / IP version
/24 · IPv4
Network
144.126.154.0
Broadcast
144.126.154.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
38.6364 , -90.1985
Hits / Errors
301 hits · 0 errors
First / Last seen
2025-04-14 02:51 · 2025-04-14 03:17
Top ASN
AS40021 · Contabo Inc.
Top organization / ISP
Window / Updated
2025-04-14 → 2025-04-21 · Updated 2026-01-14 · v2

94.72.116.0/24

Risk Max 4 LOW Footprint 0.391% Hits 6
Prefix / IP version
/24 · IPv4
Network
94.72.116.0
Broadcast
94.72.116.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
38.6364 , -90.19850000000001
Hits / Errors
6 hits · 4 errors
First / Last seen
2025-02-14 23:21 · 2025-02-14 23:21
Top ASN
AS40021 · Contabo Inc.
Top organization / ISP
Window / Updated
2025-02-10 → 2025-02-17 · Updated 2026-01-14 · v2

217.77.13.0/24

Risk Max 3 LOW Footprint 0.391% Hits 163
Prefix / IP version
/24 · IPv4
Network
217.77.13.0
Broadcast
217.77.13.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
38.6364 , -90.1985
Hits / Errors
163 hits · 2 errors
First / Last seen
2025-01-07 05:56 · 2025-01-07 06:32
Top ASN
AS40021 · Contabo Inc.
Top organization / ISP
Window / Updated
2025-01-06 → 2025-01-13 · Updated 2026-01-14 · v2

85.239.245.0/24

Risk Max 3 LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
85.239.245.0
Broadcast
85.239.245.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
38.6364 , -90.1985
Hits / Errors
4 hits · 3 errors
First / Last seen
2025-03-04 07:30 · 2025-03-04 07:30
Top ASN
AS40021 · Contabo Inc.
Top organization / ISP
Window / Updated
2025-03-03 → 2025-03-10 · Updated 2026-01-14 · v2

194.140.199.0/24

Risk Max 3 LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
194.140.199.0
Broadcast
194.140.199.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
41.0446 , -73.9592
Hits / Errors
1 hits · 0 errors
First / Last seen
2023-07-23 09:19 · 2023-07-23 09:19
Top ASN
AS40021 · Contabo Inc.
Top organization / ISP
Window / Updated
2023-07-17 → 2023-07-24 · Updated 2026-01-14 · v2

144.126.146.0/24

Risk Max 2 LOW Footprint 0.391% Hits 127
Prefix / IP version
/24 · IPv4
Network
144.126.146.0
Broadcast
144.126.146.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
47.3066 , -122.2619
Hits / Errors
127 hits · 0 errors
First / Last seen
2025-03-10 08:59 · 2025-03-14 18:35
Top ASN
AS40021 · Contabo Inc.
Top organization / ISP
Window / Updated
2025-03-10 → 2025-03-17 · Updated 2026-01-14 · v2

217.77.6.0/24

Risk Max 2 LOW Footprint 0.391% Hits 111
Prefix / IP version
/24 · IPv4
Network
217.77.6.0
Broadcast
217.77.6.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
38.6364 , -90.1985
Hits / Errors
111 hits · 0 errors
First / Last seen
2025-04-11 01:52 · 2025-04-11 01:58
Top ASN
AS40021 · Contabo Inc.
Top organization / ISP
Window / Updated
2025-04-07 → 2025-04-14 · Updated 2026-01-14 · v2

154.38.189.0/24

Risk Max 2 LOW Footprint 0.391% Hits 20
Prefix / IP version
/24 · IPv4
Network
154.38.189.0
Broadcast
154.38.189.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
41.0446 , -73.9592
Hits / Errors
20 hits · 0 errors
First / Last seen
2024-02-10 06:43 · 2024-02-10 06:44
Top ASN
AS40021 · Contabo Inc.
Top organization / ISP
Window / Updated
2024-02-05 → 2024-02-12 · Updated 2026-01-14 · v2

154.12.243.0/24

Risk Max 2 LOW Footprint 0.391% Hits 12
Prefix / IP version
/24 · IPv4
Network
154.12.243.0
Broadcast
154.12.243.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
47.3066 , -122.26190000000001
Hits / Errors
12 hits · 6 errors
First / Last seen
2024-11-20 01:20 · 2024-11-20 01:20
Top ASN
AS40021 · Contabo Inc.
Top organization / ISP
Window / Updated
2024-11-18 → 2024-11-25 · Updated 2026-01-14 · v2

154.38.179.0/24

Risk Max 2 LOW Footprint 0.391% Hits 12
Prefix / IP version
/24 · IPv4
Network
154.38.179.0
Broadcast
154.38.179.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
41.0446 , -73.9592
Hits / Errors
12 hits · 6 errors
First / Last seen
2024-06-10 21:43 · 2024-06-10 21:43
Top ASN
AS40021 · Contabo Inc.
Top organization / ISP
Window / Updated
2024-06-10 → 2024-06-17 · Updated 2026-01-14 · v2

147.93.138.0/24

Risk Max 2 LOW Footprint 0.391% Hits 5
Prefix / IP version
/24 · IPv4
Network
147.93.138.0
Broadcast
147.93.138.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
38.6364 , -90.1985
Hits / Errors
5 hits · 4 errors
First / Last seen
2024-12-17 11:18 · 2024-12-17 11:18
Top ASN
AS40021 · Contabo Inc.
Top organization / ISP
Window / Updated
2024-12-16 → 2024-12-23 · Updated 2026-01-14 · v2

209.126.84.0/24

Risk Max 1 LOW Footprint 0.781% Hits 7
Prefix / IP version
/24 · IPv4
Network
209.126.84.0
Broadcast
209.126.84.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
38.636399999999995 , -90.1985
Hits / Errors
7 hits · 1 errors
First / Last seen
2025-09-10 14:58 · 2025-09-14 05:26
Top ASN
AS40021 · Contabo Inc.
Top organization / ISP
Window / Updated
2025-09-08 → 2025-09-15 · Updated 2026-01-14 · v2

207.244.255.0/24

Risk Max 1 LOW Footprint 0.391% Hits 17
Prefix / IP version
/24 · IPv4
Network
207.244.255.0
Broadcast
207.244.255.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
38.6364 , -90.1985
Hits / Errors
17 hits · 1 errors
First / Last seen
2023-12-29 22:48 · 2023-12-29 22:48
Top ASN
AS40021 · Contabo Inc.
Top organization / ISP
Window / Updated
2023-12-25 → 2024-01-01 · Updated 2026-01-14 · v2

154.12.254.0/24

Risk Max 1 LOW Footprint 0.391% Hits 17
Prefix / IP version
/24 · IPv4
Network
154.12.254.0
Broadcast
154.12.254.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
38.6364 , -90.1985
Hits / Errors
17 hits · 0 errors
First / Last seen
2023-12-24 05:31 · 2023-12-24 05:31
Top ASN
AS40021 · Contabo Inc.
Top organization / ISP
Window / Updated
2023-12-18 → 2023-12-25 · Updated 2026-01-14 · v2

209.145.52.0/24

Risk Max 1 LOW Footprint 0.391% Hits 17
Prefix / IP version
/24 · IPv4
Network
209.145.52.0
Broadcast
209.145.52.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
38.6364 , -90.1985
Hits / Errors
17 hits · 0 errors
First / Last seen
2023-10-30 20:20 · 2023-10-30 20:20
Top ASN
AS40021 · Contabo Inc.
Top organization / ISP
Window / Updated
2023-10-30 → 2023-11-06 · Updated 2026-01-14 · v2

209.145.56.0/24

Risk Max 1 LOW Footprint 0.391% Hits 6
Prefix / IP version
/24 · IPv4
Network
209.145.56.0
Broadcast
209.145.56.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
38.6364 , -90.19850000000001
Hits / Errors
6 hits · 0 errors
First / Last seen
2025-02-10 13:06 · 2025-02-12 11:21
Top ASN
AS40021 · Contabo Inc.
Top organization / ISP
Window / Updated
2025-02-10 → 2025-02-17 · Updated 2026-01-14 · v2
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