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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.

20.104.167.0/24

Risk Max 9 LOW Footprint 0.391% Hits 159
Prefix / IP version
/24 · IPv4
Network
20.104.167.0
Broadcast
20.104.167.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
46.817 , -71.217
Hits / Errors
159 hits · 147 errors
First / Last seen
2024-01-21 17:15 · 2024-01-21 17:20
Top ASN
Top geo
Window / Updated
2024-01-15 → 2024-01-22 · Updated 2026-01-14 · v2

20.220.119.0/24

Risk Max 3 LOW Footprint 0.391% Hits 16
Prefix / IP version
/24 · IPv4
Network
20.220.119.0
Broadcast
20.220.119.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
46.817 , -71.217
Hits / Errors
16 hits · 8 errors
First / Last seen
2023-08-06 01:51 · 2023-08-06 09:21
Top ASN
Top geo
Window / Updated
2023-07-31 → 2023-08-07 · Updated 2026-01-14 · v2

20.175.8.0/24

Risk Max 1 LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
20.175.8.0
Broadcast
20.175.8.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
46.817 , -71.217
Hits / Errors
4 hits · 0 errors
First / Last seen
2023-09-28 02:52 · 2023-09-28 02:52
Top ASN
Top geo
Window / Updated
2023-09-25 → 2023-10-02 · Updated 2026-01-14 · v2

20.104.170.0/24

Risk Max LOW Footprint 0.391% Hits 40
Prefix / IP version
/24 · IPv4
Network
20.104.170.0
Broadcast
20.104.170.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
46.817 , -71.217
Hits / Errors
40 hits · 34 errors
First / Last seen
2023-09-28 12:38 · 2023-09-28 17:56
Top ASN
Top geo
Window / Updated
2023-09-25 → 2023-10-02 · Updated 2026-01-14 · v2

40.69.100.0/24

Risk Max LOW Footprint 0.391% Hits 31
Prefix / IP version
/24 · IPv4
Network
40.69.100.0
Broadcast
40.69.100.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
46.817 , -71.217
Hits / Errors
31 hits · 0 errors
First / Last seen
2024-02-26 05:41 · 2024-02-26 05:42
Top ASN
Top geo
Window / Updated
2024-02-26 → 2024-03-04 · Updated 2026-01-14 · v2

40.69.99.0/24

Risk Max LOW Footprint 0.391% Hits 30
Prefix / IP version
/24 · IPv4
Network
40.69.99.0
Broadcast
40.69.99.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
46.817 , -71.217
Hits / Errors
30 hits · 0 errors
First / Last seen
2023-12-31 05:17 · 2023-12-31 05:17
Top ASN
Top geo
Window / Updated
2023-12-25 → 2024-01-01 · Updated 2026-01-14 · v2

40.86.253.0/24

Risk Max LOW Footprint 0.391% Hits 27
Prefix / IP version
/24 · IPv4
Network
40.86.253.0
Broadcast
40.86.253.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
46.817 , -71.217
Hits / Errors
27 hits · 0 errors
First / Last seen
2024-02-21 21:49 · 2024-02-21 21:50
Top ASN
Top geo
Window / Updated
2024-02-19 → 2024-02-26 · Updated 2026-01-14 · v2

20.200.51.0/24

Risk Max LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
20.200.51.0
Broadcast
20.200.51.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
46.817 , -71.217
Hits / Errors
4 hits · 2 errors
First / Last seen
2023-11-09 11:49 · 2023-11-10 19:10
Top ASN
Top geo
Window / Updated
2023-11-06 → 2023-11-13 · Updated 2026-01-14 · v2

40.86.241.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
40.86.241.0
Broadcast
40.86.241.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
46.817 , -71.217
Hits / Errors
3 hits · 0 errors
First / Last seen
2023-12-12 21:25 · 2023-12-12 21:25
Top ASN
Top geo
Window / Updated
2023-12-11 → 2023-12-18 · Updated 2026-01-14 · v2

40.80.242.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
40.80.242.0
Broadcast
40.80.242.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
46.817 , -71.217
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-05-30 23:25 · 2025-05-30 23:25
Top ASN
Top geo
Window / Updated
2025-05-26 → 2025-06-02 · Updated 2026-01-14 · v2

4.248.44.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
4.248.44.0
Broadcast
4.248.44.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
46.817 , -71.217
Hits / Errors
1 hits · 0 errors
First / Last seen
2024-09-18 10:41 · 2024-09-18 10:41
Top ASN
Top geo
Window / Updated
2024-09-16 → 2024-09-23 · Updated 2026-01-14 · v2