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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.

54.200.22.0/24

Risk Max 1 LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
54.200.22.0
Broadcast
54.200.22.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
45.5235 , -122.676
Hits / Errors
4 hits · 4 errors
First / Last seen
2025-08-01 03:18 · 2025-08-01 09:07
Top ASN
AS16509 · Amazon.com, Inc.
Top organization / ISP
Top geo
Window / Updated
2025-07-28 → 2025-08-04 · Updated 2026-01-14 · v2

35.90.63.0/24

Risk Max 1 LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
35.90.63.0
Broadcast
35.90.63.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
45.5235 , -122.676
Hits / Errors
4 hits · 4 errors
First / Last seen
2024-11-07 01:40 · 2024-11-07 01:40
Top ASN
AS16509 · Amazon.com, Inc.
Top organization / ISP
Top geo
Window / Updated
2024-11-04 → 2024-11-11 · Updated 2026-01-14 · v2

35.80.18.0/24

Risk Max 1 LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
35.80.18.0
Broadcast
35.80.18.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
45.5235 , -122.676
Hits / Errors
4 hits · 2 errors
First / Last seen
2023-12-24 15:21 · 2023-12-24 15:56
Top ASN
AS16509 · Amazon.com, Inc.
Top organization / ISP
Top geo
Window / Updated
2023-12-18 → 2023-12-25 · Updated 2026-01-14 · v2

54.218.136.0/24

Risk Max 1 LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
54.218.136.0
Broadcast
54.218.136.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
45.52349999999999 , -122.676
Hits / Errors
3 hits · 2 errors
First / Last seen
2024-05-01 11:40 · 2024-05-01 11:40
Top ASN
AS16509 · Amazon.com, Inc.
Top organization / ISP
Top geo
Window / Updated
2024-04-29 → 2024-05-06 · Updated 2026-01-14 · v2

35.87.15.0/24

Risk Max 1 LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
35.87.15.0
Broadcast
35.87.15.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
45.52349999999999 , -122.676
Hits / Errors
3 hits · 2 errors
First / Last seen
2024-05-01 03:08 · 2024-05-01 03:08
Top ASN
AS16509 · Amazon.com, Inc.
Top organization / ISP
Top geo
Window / Updated
2024-04-29 → 2024-05-06 · Updated 2026-01-14 · v2

34.213.162.0/24

Risk Max 1 LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
34.213.162.0
Broadcast
34.213.162.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
45.52349999999999 , -122.676
Hits / Errors
3 hits · 2 errors
First / Last seen
2024-04-30 21:22 · 2024-04-30 21:22
Top ASN
AS16509 · Amazon.com, Inc.
Top organization / ISP
Top geo
Window / Updated
2024-04-29 → 2024-05-06 · Updated 2026-01-14 · v2

54.188.194.0/24

Risk Max 1 LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
54.188.194.0
Broadcast
54.188.194.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
45.52349999999999 , -122.676
Hits / Errors
3 hits · 2 errors
First / Last seen
2024-04-30 18:22 · 2024-04-30 18:23
Top ASN
AS16509 · Amazon.com, Inc.
Top organization / ISP
Top geo
Window / Updated
2024-04-29 → 2024-05-06 · Updated 2026-01-14 · v2

35.90.254.0/24

Risk Max 1 LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
35.90.254.0
Broadcast
35.90.254.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
45.52349999999999 , -122.676
Hits / Errors
3 hits · 2 errors
First / Last seen
2024-04-30 06:55 · 2024-04-30 06:55
Top ASN
AS16509 · Amazon.com, Inc.
Top organization / ISP
Top geo
Window / Updated
2024-04-29 → 2024-05-06 · Updated 2026-01-14 · v2

54.184.103.0/24

Risk Max 1 LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
54.184.103.0
Broadcast
54.184.103.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
45.52349999999999 , -122.676
Hits / Errors
3 hits · 2 errors
First / Last seen
2024-04-29 14:14 · 2024-04-29 14:14
Top ASN
AS16509 · Amazon.com, Inc.
Top organization / ISP
Top geo
Window / Updated
2024-04-29 → 2024-05-06 · Updated 2026-01-14 · v2

54.202.153.0/24

Risk Max 1 LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
54.202.153.0
Broadcast
54.202.153.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
45.52349999999999 , -122.676
Hits / Errors
3 hits · 2 errors
First / Last seen
2024-04-28 16:29 · 2024-04-28 16:29
Top ASN
AS16509 · Amazon.com, Inc.
Top organization / ISP
Top geo
Window / Updated
2024-04-22 → 2024-04-29 · Updated 2026-01-14 · v2

35.92.38.0/24

Risk Max 1 LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
35.92.38.0
Broadcast
35.92.38.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
45.52349999999999 , -122.676
Hits / Errors
3 hits · 2 errors
First / Last seen
2024-04-28 16:23 · 2024-04-28 16:23
Top ASN
AS16509 · Amazon.com, Inc.
Top organization / ISP
Top geo
Window / Updated
2024-04-22 → 2024-04-29 · Updated 2026-01-14 · v2

52.37.19.0/24

Risk Max 1 LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
52.37.19.0
Broadcast
52.37.19.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
45.52349999999999 , -122.676
Hits / Errors
3 hits · 3 errors
First / Last seen
2023-08-19 08:35 · 2023-08-19 23:43
Top ASN
AS16509 · Amazon.com, Inc.
Top organization / ISP
Top geo
Window / Updated
2023-08-14 → 2023-08-21 · Updated 2026-01-14 · v2

35.93.229.0/24

Risk Max 1 LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
35.93.229.0
Broadcast
35.93.229.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
45.5235 , -122.676
Hits / Errors
2 hits · 2 errors
First / Last seen
2024-11-27 07:02 · 2024-11-27 07:02
Top ASN
AS16509 · Amazon.com, Inc.
Top organization / ISP
Top geo
Window / Updated
2024-11-25 → 2024-12-02 · Updated 2026-01-14 · v2

35.86.135.0/24

Risk Max 1 LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
35.86.135.0
Broadcast
35.86.135.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
45.5235 , -122.676
Hits / Errors
2 hits · 2 errors
First / Last seen
2024-11-27 06:16 · 2024-11-27 06:16
Top ASN
AS16509 · Amazon.com, Inc.
Top organization / ISP
Top geo
Window / Updated
2024-11-25 → 2024-12-02 · Updated 2026-01-14 · v2

54.191.131.0/24

Risk Max 1 LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
54.191.131.0
Broadcast
54.191.131.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
45.5235 , -122.676
Hits / Errors
2 hits · 2 errors
First / Last seen
2024-11-10 02:00 · 2024-11-10 02:00
Top ASN
AS16509 · Amazon.com, Inc.
Top organization / ISP
Top geo
Window / Updated
2024-11-04 → 2024-11-11 · Updated 2026-01-14 · v2

34.209.172.0/24

Risk Max 1 LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
34.209.172.0
Broadcast
34.209.172.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
45.5235 , -122.676
Hits / Errors
2 hits · 2 errors
First / Last seen
2024-11-09 06:36 · 2024-11-09 06:36
Top ASN
AS16509 · Amazon.com, Inc.
Top organization / ISP
Top geo
Window / Updated
2024-11-04 → 2024-11-11 · Updated 2026-01-14 · v2

64.90.38.0/24

Risk Max 1 LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
64.90.38.0
Broadcast
64.90.38.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
45.5152 , -122.678
Hits / Errors
2 hits · 1 errors
First / Last seen
2024-01-21 18:57 · 2024-01-21 18:57
Top ASN
Top geo
Window / Updated
2024-01-15 → 2024-01-22 · Updated 2026-01-14 · v2

173.225.243.0/24

Risk Max LOW Footprint 1.562% Hits 6
Prefix / IP version
/24 · IPv4
Network
173.225.243.0
Broadcast
173.225.243.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
18.102624999999996 , -76.87049999999999
Hits / Errors
6 hits · 1 errors
First / Last seen
2025-12-17 08:11 · 2025-12-17 17:03
Top ASN
AS40786 · Digicel Jamaica
Top organization / ISP
Window / Updated
2025-12-15 → 2025-12-22 · Updated 2026-01-14 · v2

64.252.73.0/24

Risk Max LOW Footprint 0.781% Hits 40
Prefix / IP version
/24 · IPv4
Network
64.252.73.0
Broadcast
64.252.73.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
45.5235 , -122.676
Hits / Errors
40 hits · 0 errors
First / Last seen
2025-12-17 00:23 · 2025-12-17 17:19
Top ASN
AS14618 · Amazon.com, Inc.
Top geo
Window / Updated
2025-12-15 → 2025-12-22 · Updated 2026-01-14 · v2

131.252.67.0/24

Risk Max LOW Footprint 0.781% Hits 33
Prefix / IP version
/24 · IPv4
Network
131.252.67.0
Broadcast
131.252.67.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
45.517300000000006 , -122.6398
Hits / Errors
33 hits · 5 errors
First / Last seen
2024-10-29 19:59 · 2024-10-30 22:01
Top ASN
Top geo
Window / Updated
2024-10-28 → 2024-11-04 · Updated 2026-01-14 · v2

64.252.71.0/24

Risk Max LOW Footprint 0.781% Hits 10
Prefix / IP version
/24 · IPv4
Network
64.252.71.0
Broadcast
64.252.71.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
45.5235 , -122.676
Hits / Errors
10 hits · 0 errors
First / Last seen
2025-11-24 10:44 · 2025-11-29 18:15
Top ASN
AS14618 · Amazon.com, Inc.
Top geo
Window / Updated
2025-11-24 → 2025-12-01 · Updated 2026-01-14 · v2

35.90.148.0/24

Risk Max LOW Footprint 0.781% Hits 5
Prefix / IP version
/24 · IPv4
Network
35.90.148.0
Broadcast
35.90.148.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
45.5235 , -122.676
Hits / Errors
5 hits · 5 errors
First / Last seen
2025-08-20 04:18 · 2025-08-20 13:50
Top ASN
AS16509 · Amazon.com, Inc.
Top organization / ISP
Top geo
Window / Updated
2025-08-18 → 2025-08-25 · Updated 2026-01-14 · v2

35.80.32.0/24

Risk Max LOW Footprint 0.781% Hits 3
Prefix / IP version
/24 · IPv4
Network
35.80.32.0
Broadcast
35.80.32.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
45.52349999999999 , -122.676
Hits / Errors
3 hits · 0 errors
First / Last seen
2025-09-17 22:07 · 2025-09-18 22:44
Top ASN
AS16509 · Amazon.com, Inc.
Top organization / ISP
Top geo
Window / Updated
2025-09-15 → 2025-09-22 · Updated 2026-01-14 · v2

44.244.64.0/24

Risk Max LOW Footprint 0.781% Hits 3
Prefix / IP version
/24 · IPv4
Network
44.244.64.0
Broadcast
44.244.64.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
45.52349999999999 , -122.676
Hits / Errors
3 hits · 0 errors
First / Last seen
2025-08-21 02:34 · 2025-08-22 17:41
Top ASN
AS16509 · Amazon.com, Inc.
Top organization / ISP
Top geo
Window / Updated
2025-08-18 → 2025-08-25 · Updated 2026-01-14 · v2

34.221.67.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
34.221.67.0
Broadcast
34.221.67.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
45.5235 , -122.676
Hits / Errors
2 hits · 1 errors
First / Last seen
2025-08-18 03:07 · 2025-08-21 12:19
Top ASN
AS16509 · Amazon.com, Inc.
Top organization / ISP
Top geo
Window / Updated
2025-08-18 → 2025-08-25 · Updated 2026-01-14 · v2

98.97.43.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
98.97.43.0
Broadcast
98.97.43.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
45.5051 , -122.675
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-05-05 03:23 · 2025-05-05 07:09
Top geo
Window / Updated
2025-05-05 → 2025-05-12 · Updated 2026-01-14 · v2

34.221.90.0/24

Risk Max LOW Footprint 0.391% Hits 1699
Prefix / IP version
/24 · IPv4
Network
34.221.90.0
Broadcast
34.221.90.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
45.5235 , -122.676
Hits / Errors
1699 hits · 5 errors
First / Last seen
2023-12-24 19:27 · 2023-12-24 23:40
Top ASN
AS16509 · Amazon.com, Inc.
Top organization / ISP
Top geo
Window / Updated
2023-12-18 → 2023-12-25 · Updated 2026-01-14 · v2

44.242.149.0/24

Risk Max LOW Footprint 0.391% Hits 188
Prefix / IP version
/24 · IPv4
Network
44.242.149.0
Broadcast
44.242.149.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
45.5235 , -122.676
Hits / Errors
188 hits · 55 errors
First / Last seen
2024-10-11 19:54 · 2024-10-11 20:04
Top ASN
AS16509 · Amazon.com, Inc.
Top organization / ISP
Top geo
Window / Updated
2024-10-07 → 2024-10-14 · Updated 2026-01-14 · v2

35.88.17.0/24

Risk Max LOW Footprint 0.391% Hits 165
Prefix / IP version
/24 · IPv4
Network
35.88.17.0
Broadcast
35.88.17.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
45.5235 , -122.676
Hits / Errors
165 hits · 60 errors
First / Last seen
2024-10-11 05:47 · 2024-10-11 05:57
Top ASN
AS16509 · Amazon.com, Inc.
Top organization / ISP
Top geo
Window / Updated
2024-10-07 → 2024-10-14 · Updated 2026-01-14 · v2

52.37.203.0/24

Risk Max LOW Footprint 0.391% Hits 148
Prefix / IP version
/24 · IPv4
Network
52.37.203.0
Broadcast
52.37.203.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
45.5235 , -122.67599999999999
Hits / Errors
148 hits · 6 errors
First / Last seen
2025-04-11 17:20 · 2025-04-12 11:02
Top ASN
AS16509 · Amazon.com, Inc.
Top organization / ISP
Top geo
Window / Updated
2025-04-07 → 2025-04-14 · Updated 2026-01-14 · v2

54.244.75.0/24

Risk Max LOW Footprint 0.391% Hits 143
Prefix / IP version
/24 · IPv4
Network
54.244.75.0
Broadcast
54.244.75.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
45.5235 , -122.67600000000002
Hits / Errors
143 hits · 60 errors
First / Last seen
2024-10-07 05:50 · 2024-10-07 05:55
Top ASN
AS16509 · Amazon.com, Inc.
Top organization / ISP
Top geo
Window / Updated
2024-10-07 → 2024-10-14 · Updated 2026-01-14 · v2

35.87.66.0/24

Risk Max LOW Footprint 0.391% Hits 140
Prefix / IP version
/24 · IPv4
Network
35.87.66.0
Broadcast
35.87.66.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
45.5235 , -122.676
Hits / Errors
140 hits · 41 errors
First / Last seen
2024-09-30 01:57 · 2024-09-30 04:29
Top ASN
AS16509 · Amazon.com, Inc.
Top organization / ISP
Top geo
Window / Updated
2024-09-30 → 2024-10-07 · Updated 2026-01-14 · v2

35.88.181.0/24

Risk Max LOW Footprint 0.391% Hits 99
Prefix / IP version
/24 · IPv4
Network
35.88.181.0
Broadcast
35.88.181.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
45.5235 , -122.676
Hits / Errors
99 hits · 0 errors
First / Last seen
2025-01-16 20:46 · 2025-01-16 20:46
Top ASN
AS16509 · Amazon.com, Inc.
Top organization / ISP
Top geo
Window / Updated
2025-01-13 → 2025-01-20 · Updated 2026-01-14 · v2

52.12.236.0/24

Risk Max LOW Footprint 0.391% Hits 99
Prefix / IP version
/24 · IPv4
Network
52.12.236.0
Broadcast
52.12.236.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
45.5235 , -122.676
Hits / Errors
99 hits · 3 errors
First / Last seen
2024-11-06 05:53 · 2024-11-06 05:53
Top ASN
AS16509 · Amazon.com, Inc.
Top organization / ISP
Top geo
Window / Updated
2024-11-04 → 2024-11-11 · Updated 2026-01-14 · v2

54.200.239.0/24

Risk Max LOW Footprint 0.391% Hits 96
Prefix / IP version
/24 · IPv4
Network
54.200.239.0
Broadcast
54.200.239.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
45.52349999999999 , -122.676
Hits / Errors
96 hits · 0 errors
First / Last seen
2025-05-19 08:30 · 2025-05-19 08:30
Top ASN
AS16509 · Amazon.com, Inc.
Top organization / ISP
Top geo
Window / Updated
2025-05-19 → 2025-05-26 · Updated 2026-01-14 · v2

54.71.187.0/24

Risk Max LOW Footprint 0.391% Hits 90
Prefix / IP version
/24 · IPv4
Network
54.71.187.0
Broadcast
54.71.187.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
45.5235 , -122.676
Hits / Errors
90 hits · 0 errors
First / Last seen
2025-05-28 05:20 · 2025-05-28 05:20
Top ASN
AS16509 · Amazon.com, Inc.
Top organization / ISP
Top geo
Window / Updated
2025-05-26 → 2025-06-02 · Updated 2026-01-14 · v2

54.186.197.0/24

Risk Max LOW Footprint 0.391% Hits 90
Prefix / IP version
/24 · IPv4
Network
54.186.197.0
Broadcast
54.186.197.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
45.5235 , -122.676
Hits / Errors
90 hits · 0 errors
First / Last seen
2025-03-19 02:17 · 2025-03-19 02:17
Top ASN
AS16509 · Amazon.com, Inc.
Top organization / ISP
Top geo
Window / Updated
2025-03-17 → 2025-03-24 · Updated 2026-01-14 · v2

18.237.250.0/24

Risk Max LOW Footprint 0.391% Hits 88
Prefix / IP version
/24 · IPv4
Network
18.237.250.0
Broadcast
18.237.250.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
45.5235 , -122.67599999999999
Hits / Errors
88 hits · 19 errors
First / Last seen
2024-09-29 20:42 · 2024-09-29 20:57
Top ASN
AS16509 · Amazon.com, Inc.
Top organization / ISP
Top geo
Window / Updated
2024-09-23 → 2024-09-30 · Updated 2026-01-14 · v2

35.84.45.0/24

Risk Max LOW Footprint 0.391% Hits 79
Prefix / IP version
/24 · IPv4
Network
35.84.45.0
Broadcast
35.84.45.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
45.5235 , -122.676
Hits / Errors
79 hits · 0 errors
First / Last seen
2024-09-23 18:52 · 2024-09-23 18:54
Top ASN
AS16509 · Amazon.com, Inc.
Top organization / ISP
Top geo
Window / Updated
2024-09-23 → 2024-09-30 · Updated 2026-01-14 · v2

34.221.187.0/24

Risk Max LOW Footprint 0.391% Hits 77
Prefix / IP version
/24 · IPv4
Network
34.221.187.0
Broadcast
34.221.187.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
45.5235 , -122.676
Hits / Errors
77 hits · 0 errors
First / Last seen
2025-08-02 09:18 · 2025-08-02 09:19
Top ASN
AS16509 · Amazon.com, Inc.
Top organization / ISP
Top geo
Window / Updated
2025-07-28 → 2025-08-04 · Updated 2026-01-14 · v2