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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.

171.37.83.0/24

Risk Max LOW Footprint 1.172% Hits 13
Prefix / IP version
/24 · IPv4
Network
171.37.83.0
Broadcast
171.37.83.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
22.811100000000003 , 108.31680000000003
Hits / Errors
13 hits · 8 errors
First / Last seen
2023-10-05 12:56 · 2023-10-07 13:59
Top ASN
Top organization / ISP
Top geo
Window / Updated
2023-10-02 → 2023-10-09 · Updated 2026-01-14 · v2

171.36.7.0/24

Risk Max LOW Footprint 1.172% Hits 9
Prefix / IP version
/24 · IPv4
Network
171.36.7.0
Broadcast
171.36.7.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
22.8111 , 108.3168
Hits / Errors
9 hits · 5 errors
First / Last seen
2025-10-05 04:11 · 2025-10-05 07:02
Top ASN
Top organization / ISP
Top geo
Window / Updated
2025-09-29 → 2025-10-06 · Updated 2026-01-14 · v2

171.37.47.0/24

Risk Max LOW Footprint 0.781% Hits 7
Prefix / IP version
/24 · IPv4
Network
171.37.47.0
Broadcast
171.37.47.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
22.8111 , 108.3168
Hits / Errors
7 hits · 7 errors
First / Last seen
2025-10-06 22:48 · 2025-10-12 15:17
Top ASN
Top organization / ISP
Top geo
Window / Updated
2025-10-06 → 2025-10-13 · Updated 2026-01-14 · v2

171.36.142.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
171.36.142.0
Broadcast
171.36.142.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
22.8111 , 108.3168
Hits / Errors
2 hits · 2 errors
First / Last seen
2023-08-15 04:19 · 2023-08-19 07:59
Top ASN
Top organization / ISP
Top geo
Window / Updated
2023-08-14 → 2023-08-21 · Updated 2026-01-14 · v2

116.252.224.0/24

Risk Max LOW Footprint 0.391% Hits 47
Prefix / IP version
/24 · IPv4
Network
116.252.224.0
Broadcast
116.252.224.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
22.8111 , 108.31680000000001
Hits / Errors
47 hits · 0 errors
First / Last seen
2025-07-04 14:01 · 2025-07-04 14:01
Top ASN
AS4134 · CHINANET-BACKBONE
Top organization / ISP
Top geo
Window / Updated
2025-06-30 → 2025-07-07 · Updated 2026-01-14 · v2

116.252.76.0/24

Risk Max LOW Footprint 0.391% Hits 11
Prefix / IP version
/24 · IPv4
Network
116.252.76.0
Broadcast
116.252.76.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
22.8111 , 108.3168
Hits / Errors
11 hits · 2 errors
First / Last seen
2025-04-13 22:22 · 2025-04-13 22:22
Top ASN
AS4134 · CHINANET-BACKBONE
Top organization / ISP
Top geo
Window / Updated
2025-04-07 → 2025-04-14 · Updated 2026-01-14 · v2

171.36.140.0/24

Risk Max LOW Footprint 0.391% Hits 9
Prefix / IP version
/24 · IPv4
Network
171.36.140.0
Broadcast
171.36.140.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
22.8111 , 108.3168
Hits / Errors
9 hits · 6 errors
First / Last seen
2023-10-07 00:40 · 2023-10-07 00:41
Top ASN
Top organization / ISP
Top geo
Window / Updated
2023-10-02 → 2023-10-09 · Updated 2026-01-14 · v2

171.37.82.0/24

Risk Max LOW Footprint 0.391% Hits 8
Prefix / IP version
/24 · IPv4
Network
171.37.82.0
Broadcast
171.37.82.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
22.8111 , 108.3168
Hits / Errors
8 hits · 4 errors
First / Last seen
2023-10-21 19:43 · 2023-10-21 19:43
Top ASN
Top organization / ISP
Top geo
Window / Updated
2023-10-16 → 2023-10-23 · Updated 2026-01-14 · v2

171.37.178.0/24

Risk Max LOW Footprint 0.391% Hits 7
Prefix / IP version
/24 · IPv4
Network
171.37.178.0
Broadcast
171.37.178.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
22.8111 , 108.31679999999999
Hits / Errors
7 hits · 7 errors
First / Last seen
2023-11-04 12:46 · 2023-11-04 12:46
Top ASN
Top organization / ISP
Top geo
Window / Updated
2023-10-30 → 2023-11-06 · Updated 2026-01-14 · v2

171.36.99.0/24

Risk Max LOW Footprint 0.391% Hits 6
Prefix / IP version
/24 · IPv4
Network
171.36.99.0
Broadcast
171.36.99.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
22.8111 , 108.3168
Hits / Errors
6 hits · 5 errors
First / Last seen
2023-07-10 03:17 · 2023-07-10 03:18
Top ASN
Top organization / ISP
Top geo
Window / Updated
2023-07-10 → 2023-07-17 · Updated 2026-01-14 · v2

171.37.172.0/24

Risk Max LOW Footprint 0.391% Hits 5
Prefix / IP version
/24 · IPv4
Network
171.37.172.0
Broadcast
171.37.172.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
22.8111 , 108.31680000000001
Hits / Errors
5 hits · 4 errors
First / Last seen
2023-10-20 18:37 · 2023-10-20 18:37
Top ASN
Top organization / ISP
Top geo
Window / Updated
2023-10-16 → 2023-10-23 · Updated 2026-01-14 · v2

124.226.222.0/24

Risk Max LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
124.226.222.0
Broadcast
124.226.222.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
24.3255 , 109.415
Hits / Errors
4 hits · 1 errors
First / Last seen
2025-10-14 11:35 · 2025-10-15 15:12
Top geo
Window / Updated
2025-10-13 → 2025-10-20 · Updated 2026-01-14 · v2

171.36.130.0/24

Risk Max LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
171.36.130.0
Broadcast
171.36.130.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
22.8111 , 108.3168
Hits / Errors
4 hits · 3 errors
First / Last seen
2023-11-13 03:32 · 2023-11-13 03:32
Top ASN
Top organization / ISP
Top geo
Window / Updated
2023-11-13 → 2023-11-20 · Updated 2026-01-14 · v2

171.36.98.0/24

Risk Max LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
171.36.98.0
Broadcast
171.36.98.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
22.8111 , 108.3168
Hits / Errors
4 hits · 3 errors
First / Last seen
2023-09-30 18:53 · 2023-09-30 18:53
Top ASN
Top organization / ISP
Top geo
Window / Updated
2023-09-25 → 2023-10-02 · Updated 2026-01-14 · v2

171.36.6.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
171.36.6.0
Broadcast
171.36.6.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
22.8111 , 108.3168
Hits / Errors
3 hits · 3 errors
First / Last seen
2025-10-12 14:58 · 2025-10-12 14:58
Top ASN
Top organization / ISP
Top geo
Window / Updated
2025-10-06 → 2025-10-13 · Updated 2026-01-14 · v2

171.37.37.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
171.37.37.0
Broadcast
171.37.37.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
22.8111 , 108.3168
Hits / Errors
3 hits · 2 errors
First / Last seen
2023-08-28 18:59 · 2023-08-28 18:59
Top ASN
Top organization / ISP
Top geo
Window / Updated
2023-08-28 → 2023-09-04 · Updated 2026-01-14 · v2

171.37.36.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
171.37.36.0
Broadcast
171.37.36.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
22.8111 , 108.3168
Hits / Errors
3 hits · 1 errors
First / Last seen
2023-08-26 03:01 · 2023-08-26 03:01
Top ASN
Top organization / ISP
Top geo
Window / Updated
2023-08-21 → 2023-08-28 · Updated 2026-01-14 · v2

171.37.46.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
171.37.46.0
Broadcast
171.37.46.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
22.8111 , 108.3168
Hits / Errors
2 hits · 1 errors
First / Last seen
2025-10-05 13:22 · 2025-10-05 13:22
Top ASN
Top organization / ISP
Top geo
Window / Updated
2025-09-29 → 2025-10-06 · Updated 2026-01-14 · v2

116.252.150.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
116.252.150.0
Broadcast
116.252.150.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
22.8111 , 108.3168
Hits / Errors
2 hits · 1 errors
First / Last seen
2024-12-14 12:01 · 2024-12-14 12:01
Top ASN
AS4134 · CHINANET-BACKBONE
Top organization / ISP
Top geo
Window / Updated
2024-12-09 → 2024-12-16 · Updated 2026-01-14 · v2

117.183.89.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
117.183.89.0
Broadcast
117.183.89.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
22.8111 , 108.3168
Hits / Errors
2 hits · 1 errors
First / Last seen
2024-12-14 12:00 · 2024-12-14 12:00
Top geo
Window / Updated
2024-12-09 → 2024-12-16 · Updated 2026-01-14 · v2

117.183.115.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
117.183.115.0
Broadcast
117.183.115.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
22.8111 , 108.3168
Hits / Errors
2 hits · 1 errors
First / Last seen
2024-12-12 11:43 · 2024-12-12 11:43
Top geo
Window / Updated
2024-12-09 → 2024-12-16 · Updated 2026-01-14 · v2

117.183.84.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
117.183.84.0
Broadcast
117.183.84.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
22.8111 , 108.3168
Hits / Errors
2 hits · 1 errors
First / Last seen
2024-12-11 21:05 · 2024-12-11 21:05
Top geo
Window / Updated
2024-12-09 → 2024-12-16 · Updated 2026-01-14 · v2

171.37.180.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
171.37.180.0
Broadcast
171.37.180.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
22.8111 , 108.3168
Hits / Errors
2 hits · 1 errors
First / Last seen
2024-01-20 16:48 · 2024-01-20 16:48
Top ASN
Top organization / ISP
Top geo
Window / Updated
2024-01-15 → 2024-01-22 · Updated 2026-01-14 · v2

171.36.135.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
171.36.135.0
Broadcast
171.36.135.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
22.8111 , 108.3168
Hits / Errors
2 hits · 2 errors
First / Last seen
2024-01-19 02:47 · 2024-01-19 02:47
Top ASN
Top organization / ISP
Top geo
Window / Updated
2024-01-15 → 2024-01-22 · Updated 2026-01-14 · v2

171.37.80.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
171.37.80.0
Broadcast
171.37.80.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
22.8111 , 108.3168
Hits / Errors
2 hits · 1 errors
First / Last seen
2024-01-07 15:38 · 2024-01-07 15:38
Top ASN
Top organization / ISP
Top geo
Window / Updated
2024-01-01 → 2024-01-08 · Updated 2026-01-14 · v2

171.36.129.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
171.36.129.0
Broadcast
171.36.129.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
22.8111 , 108.3168
Hits / Errors
2 hits · 1 errors
First / Last seen
2024-01-06 19:09 · 2024-01-06 19:09
Top ASN
Top organization / ISP
Top geo
Window / Updated
2024-01-01 → 2024-01-08 · Updated 2026-01-14 · v2

171.37.183.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
171.37.183.0
Broadcast
171.37.183.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
22.8111 , 108.3168
Hits / Errors
2 hits · 0 errors
First / Last seen
2023-11-18 03:10 · 2023-11-18 03:10
Top ASN
Top organization / ISP
Top geo
Window / Updated
2023-11-13 → 2023-11-20 · Updated 2026-01-14 · v2

171.36.128.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
171.36.128.0
Broadcast
171.36.128.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
22.8111 , 108.3168
Hits / Errors
2 hits · 0 errors
First / Last seen
2023-11-08 15:55 · 2023-11-08 15:55
Top ASN
Top organization / ISP
Top geo
Window / Updated
2023-11-06 → 2023-11-13 · Updated 2026-01-14 · v2

171.37.173.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
171.37.173.0
Broadcast
171.37.173.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
22.8111 , 108.3168
Hits / Errors
2 hits · 0 errors
First / Last seen
2023-10-09 11:06 · 2023-10-09 11:06
Top ASN
Top organization / ISP
Top geo
Window / Updated
2023-10-09 → 2023-10-16 · Updated 2026-01-14 · v2

171.37.206.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
171.37.206.0
Broadcast
171.37.206.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
22.8111 , 108.3168
Hits / Errors
2 hits · 2 errors
First / Last seen
2023-09-16 08:07 · 2023-09-16 08:07
Top ASN
Top organization / ISP
Top geo
Window / Updated
2023-09-11 → 2023-09-18 · Updated 2026-01-14 · v2

171.37.181.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
171.37.181.0
Broadcast
171.37.181.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
22.8111 , 108.3168
Hits / Errors
2 hits · 0 errors
First / Last seen
2023-09-16 03:54 · 2023-09-16 03:54
Top ASN
Top organization / ISP
Top geo
Window / Updated
2023-09-11 → 2023-09-18 · Updated 2026-01-14 · v2

171.37.177.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
171.37.177.0
Broadcast
171.37.177.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
22.8111 , 108.3168
Hits / Errors
2 hits · 0 errors
First / Last seen
2023-08-28 04:06 · 2023-08-28 04:06
Top ASN
Top organization / ISP
Top geo
Window / Updated
2023-08-28 → 2023-09-04 · Updated 2026-01-14 · v2

171.37.64.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
171.37.64.0
Broadcast
171.37.64.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
22.8111 , 108.3168
Hits / Errors
2 hits · 2 errors
First / Last seen
2023-08-15 04:17 · 2023-08-15 04:17
Top ASN
Top organization / ISP
Top geo
Window / Updated
2023-08-14 → 2023-08-21 · Updated 2026-01-14 · v2

171.37.93.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
171.37.93.0
Broadcast
171.37.93.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
22.8111 , 108.3168
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-12-14 22:59 · 2025-12-14 22:59
Top ASN
Top organization / ISP
Top geo
Window / Updated
2025-12-08 → 2025-12-15 · Updated 2026-01-14 · v2

117.183.93.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
117.183.93.0
Broadcast
117.183.93.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
22.8111 , 108.3168
Hits / Errors
1 hits · 1 errors
First / Last seen
2025-12-01 13:37 · 2025-12-01 13:37
Top geo
Window / Updated
2025-12-01 → 2025-12-08 · Updated 2026-01-14 · v2

222.218.85.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
222.218.85.0
Broadcast
222.218.85.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
24.3255 , 109.415
Hits / Errors
1 hits · 1 errors
First / Last seen
2025-11-28 13:09 · 2025-11-28 13:09
Top geo
Window / Updated
2025-11-24 → 2025-12-01 · Updated 2026-01-14 · v2

171.37.191.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
171.37.191.0
Broadcast
171.37.191.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
22.8111 , 108.3168
Hits / Errors
1 hits · 1 errors
First / Last seen
2025-10-19 21:15 · 2025-10-19 21:15
Top ASN
Top organization / ISP
Top geo
Window / Updated
2025-10-13 → 2025-10-20 · Updated 2026-01-14 · v2

117.182.144.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
117.182.144.0
Broadcast
117.182.144.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
22.8111 , 108.3168
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-09-14 15:49 · 2025-09-14 15:49
Top geo
Window / Updated
2025-09-08 → 2025-09-15 · Updated 2026-01-14 · v2

171.37.190.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
171.37.190.0
Broadcast
171.37.190.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
22.8111 , 108.3168
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-09-14 02:26 · 2025-09-14 02:26
Top ASN
Top organization / ISP
Top geo
Window / Updated
2025-09-08 → 2025-09-15 · Updated 2026-01-14 · v2

171.36.29.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
171.36.29.0
Broadcast
171.36.29.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
22.8111 , 108.3168
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-06-29 09:48 · 2025-06-29 09:48
Top ASN
Top organization / ISP
Top geo
Window / Updated
2025-06-23 → 2025-06-30 · Updated 2026-01-14 · v2
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