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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.

213.188.70.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
213.188.70.0
Broadcast
213.188.70.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.3601 , -71.0589
Hits / Errors
2 hits · 2 errors
First / Last seen
2025-09-30 04:33 · 2025-09-30 04:33
Top ASN
Window / Updated
2025-09-29 → 2025-10-06 · Updated 2026-01-14 · v2

103.250.134.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
103.250.134.0
Broadcast
103.250.134.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.3601 , -71.0589
Hits / Errors
2 hits · 1 errors
First / Last seen
2025-09-27 08:11 · 2025-09-27 08:11
Top ASN
Window / Updated
2025-09-22 → 2025-09-29 · Updated 2026-01-14 · v2

85.89.221.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
85.89.221.0
Broadcast
85.89.221.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.3601 , -71.0589
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-09-26 15:28 · 2025-09-26 15:28
Top ASN
Top organization / ISP
Window / Updated
2025-09-22 → 2025-09-29 · Updated 2026-01-14 · v2

85.89.216.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
85.89.216.0
Broadcast
85.89.216.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.3601 , -71.0589
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-09-26 05:02 · 2025-09-26 05:02
Top ASN
Top organization / ISP
Window / Updated
2025-09-22 → 2025-09-29 · Updated 2026-01-14 · v2

45.117.154.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
45.117.154.0
Broadcast
45.117.154.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.3601 , -71.0589
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-09-26 03:14 · 2025-09-26 03:14
Top ASN
Window / Updated
2025-09-22 → 2025-09-29 · Updated 2026-01-14 · v2

202.81.219.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
202.81.219.0
Broadcast
202.81.219.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.3601 , -71.0589
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-09-26 01:34 · 2025-09-26 01:34
Top ASN
Top organization / ISP
Window / Updated
2025-09-22 → 2025-09-29 · Updated 2026-01-14 · v2

103.252.187.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
103.252.187.0
Broadcast
103.252.187.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.3601 , -71.0589
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-09-22 13:01 · 2025-09-22 13:01
Top ASN
Window / Updated
2025-09-22 → 2025-09-29 · Updated 2026-01-14 · v2

202.51.90.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
202.51.90.0
Broadcast
202.51.90.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.3601 , -71.0589
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-09-17 09:43 · 2025-09-17 09:43
Top ASN
Window / Updated
2025-09-15 → 2025-09-22 · Updated 2026-01-14 · v2

45.114.243.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
45.114.243.0
Broadcast
45.114.243.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.3601 , -71.0589
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-09-14 06:33 · 2025-09-14 06:33
Top ASN
Window / Updated
2025-09-08 → 2025-09-15 · Updated 2026-01-14 · v2

213.188.69.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
213.188.69.0
Broadcast
213.188.69.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.3601 , -71.0589
Hits / Errors
2 hits · 2 errors
First / Last seen
2025-09-06 11:33 · 2025-09-06 11:33
Top ASN
Window / Updated
2025-09-01 → 2025-09-08 · Updated 2026-01-14 · v2

139.5.107.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
139.5.107.0
Broadcast
139.5.107.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.3601 , -71.0589
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-09-06 10:36 · 2025-09-06 10:36
Top ASN
Top organization / ISP
Window / Updated
2025-09-01 → 2025-09-08 · Updated 2026-01-14 · v2

73.100.31.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
73.100.31.0
Broadcast
73.100.31.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.364 , -71.0265
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-08-07 05:02 · 2025-08-07 05:02
Window / Updated
2025-08-04 → 2025-08-11 · Updated 2026-01-14 · v2

73.253.193.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
73.253.193.0
Broadcast
73.253.193.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.364 , -71.0265
Hits / Errors
2 hits · 2 errors
First / Last seen
2025-07-25 20:31 · 2025-07-25 20:31
Window / Updated
2025-07-21 → 2025-07-28 · Updated 2026-01-14 · v2

75.153.205.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
75.153.205.0
Broadcast
75.153.205.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.3601 , -71.0589
Hits / Errors
2 hits · 2 errors
First / Last seen
2025-07-25 20:31 · 2025-07-25 20:31
Top ASN
AS6079 · RCN
Top organization / ISP
Window / Updated
2025-07-21 → 2025-07-28 · Updated 2026-01-14 · v2

24.61.125.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
24.61.125.0
Broadcast
24.61.125.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.2904 , -71.0712
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-07-22 00:25 · 2025-07-22 03:50
Window / Updated
2025-07-21 → 2025-07-28 · Updated 2026-01-14 · v2

96.233.127.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
96.233.127.0
Broadcast
96.233.127.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.2904 , -71.0712
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-07-20 07:29 · 2025-07-20 07:29
Top ASN
AS701 · Verizon Business
Top organization / ISP
Window / Updated
2025-07-14 → 2025-07-21 · Updated 2026-01-14 · v2

73.16.97.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
73.16.97.0
Broadcast
73.16.97.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.2904 , -71.0712
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-07-19 21:24 · 2025-07-19 21:24
Window / Updated
2025-07-14 → 2025-07-21 · Updated 2026-01-14 · v2

139.5.104.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
139.5.104.0
Broadcast
139.5.104.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.3601 , -71.0589
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-07-10 00:03 · 2025-07-10 00:03
Top ASN
Top organization / ISP
Window / Updated
2025-07-07 → 2025-07-14 · Updated 2026-01-14 · v2

213.188.79.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
213.188.79.0
Broadcast
213.188.79.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.3601 , -71.0589
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-07-09 21:12 · 2025-07-09 21:12
Top ASN
Window / Updated
2025-07-07 → 2025-07-14 · Updated 2026-01-14 · v2

76.19.145.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
76.19.145.0
Broadcast
76.19.145.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.3364 , -71.0326
Hits / Errors
2 hits · 2 errors
First / Last seen
2025-06-24 17:22 · 2025-06-24 17:22
Window / Updated
2025-06-23 → 2025-06-30 · Updated 2026-01-14 · v2

67.208.176.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
67.208.176.0
Broadcast
67.208.176.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.3569 , -71.0639
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-05-27 21:16 · 2025-05-27 21:16
Top ASN
Window / Updated
2025-05-26 → 2025-06-02 · Updated 2026-01-14 · v2

155.190.61.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
155.190.61.0
Broadcast
155.190.61.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.3574 , -71.0618
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-05-27 19:58 · 2025-05-27 19:58
Top ASN
AS36692 · Cisco OpenDNS, LLC
Top organization / ISP
Window / Updated
2025-05-26 → 2025-06-02 · Updated 2026-01-14 · v2

146.75.252.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
146.75.252.0
Broadcast
146.75.252.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.3574 , -71.0618
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-05-26 20:48 · 2025-05-26 20:48
Top ASN
AS54113 · Fastly, Inc.
Top organization / ISP
Window / Updated
2025-05-26 → 2025-06-02 · Updated 2026-01-14 · v2

149.40.50.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
149.40.50.0
Broadcast
149.40.50.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.3601 , -71.0589
Hits / Errors
2 hits · 1 errors
First / Last seen
2025-05-05 23:18 · 2025-05-05 23:18
Top ASN
AS212238 · Datacamp Limited
Top organization / ISP
Window / Updated
2025-05-05 → 2025-05-12 · Updated 2026-01-14 · v2

146.115.88.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
146.115.88.0
Broadcast
146.115.88.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.3634 , -71.0713
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-04-06 00:03 · 2025-04-06 00:03
Top ASN
AS6079 · RCN
Top organization / ISP
Window / Updated
2025-03-31 → 2025-04-07 · Updated 2026-01-14 · v2

139.5.106.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
139.5.106.0
Broadcast
139.5.106.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.3601 , -71.0589
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-03-02 19:30 · 2025-03-02 22:29
Top ASN
Top organization / ISP
Window / Updated
2025-02-24 → 2025-03-03 · Updated 2026-01-14 · v2

213.188.76.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
213.188.76.0
Broadcast
213.188.76.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.3601 , -71.0589
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-02-16 13:57 · 2025-02-16 13:57
Top ASN
Window / Updated
2025-02-10 → 2025-02-17 · Updated 2026-01-14 · v2

168.151.165.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
168.151.165.0
Broadcast
168.151.165.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.3574 , -71.0618
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-02-13 23:03 · 2025-02-13 23:03
Top ASN
Window / Updated
2025-02-10 → 2025-02-17 · Updated 2026-01-14 · v2

136.167.36.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
136.167.36.0
Broadcast
136.167.36.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.3244 , -71.1706
Hits / Errors
2 hits · 1 errors
First / Last seen
2024-12-05 00:42 · 2024-12-05 00:42
Top ASN
AS22834 · Boston College
Top organization / ISP
Window / Updated
2024-12-02 → 2024-12-09 · Updated 2026-01-14 · v2

50.226.211.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
50.226.211.0
Broadcast
50.226.211.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.3286 , -71.0835
Hits / Errors
2 hits · 1 errors
First / Last seen
2024-09-24 16:22 · 2024-09-24 16:22
Window / Updated
2024-09-23 → 2024-09-30 · Updated 2026-01-14 · v2

174.196.198.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
174.196.198.0
Broadcast
174.196.198.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.3364 , -71.0326
Hits / Errors
2 hits · 1 errors
First / Last seen
2024-09-21 03:38 · 2024-09-21 03:38
Top ASN
AS6167 · Verizon Business
Top organization / ISP
Window / Updated
2024-09-16 → 2024-09-23 · Updated 2026-01-14 · v2

192.53.142.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
192.53.142.0
Broadcast
192.53.142.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.3601 , -71.0589
Hits / Errors
2 hits · 0 errors
First / Last seen
2024-04-19 21:51 · 2024-04-19 21:51
Top ASN
AS6079 · RCN
Top organization / ISP
Window / Updated
2024-04-15 → 2024-04-22 · Updated 2026-01-14 · v2

91.92.17.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
91.92.17.0
Broadcast
91.92.17.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.3601 , -71.0589
Hits / Errors
2 hits · 0 errors
First / Last seen
2023-10-18 15:32 · 2023-10-18 15:32
Top ASN
Window / Updated
2023-10-16 → 2023-10-23 · Updated 2026-01-14 · v2

31.132.53.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
31.132.53.0
Broadcast
31.132.53.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.3549 , -71.0661
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-12-17 20:42 · 2025-12-17 20:42
Top organization / ISP
Window / Updated
2025-12-15 → 2025-12-22 · Updated 2026-01-14 · v2

36.255.213.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
36.255.213.0
Broadcast
36.255.213.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.3574 , -71.0618
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-12-04 08:00 · 2025-12-04 08:00
Window / Updated
2025-12-01 → 2025-12-08 · Updated 2026-01-14 · v2

198.145.140.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
198.145.140.0
Broadcast
198.145.140.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.3661 , -71.0483
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-12-01 04:27 · 2025-12-01 04:27
Top organization / ISP
Window / Updated
2025-12-01 → 2025-12-08 · Updated 2026-01-14 · v2

24.91.172.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
24.91.172.0
Broadcast
24.91.172.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.3514 , -71.0421
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-11-29 14:11 · 2025-11-29 14:11
Window / Updated
2025-11-24 → 2025-12-01 · Updated 2026-01-14 · v2

202.81.209.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
202.81.209.0
Broadcast
202.81.209.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.3601 , -71.0589
Hits / Errors
1 hits · 1 errors
First / Last seen
2025-11-06 15:41 · 2025-11-06 15:41
Top ASN
Top organization / ISP
Window / Updated
2025-11-03 → 2025-11-10 · Updated 2026-01-14 · v2

45.114.242.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
45.114.242.0
Broadcast
45.114.242.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.3601 , -71.0589
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-10-11 07:29 · 2025-10-11 07:29
Top ASN
Window / Updated
2025-10-06 → 2025-10-13 · Updated 2026-01-14 · v2

75.153.228.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
75.153.228.0
Broadcast
75.153.228.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.3601 , -71.0589
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-10-04 10:44 · 2025-10-04 10:44
Top ASN
AS6079 · RCN
Top organization / ISP
Window / Updated
2025-09-29 → 2025-10-06 · Updated 2026-01-14 · v2