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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.

64.237.223.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
64.237.223.0
Broadcast
64.237.223.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
18.4662 , -66.1057
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-09-18 01:10 · 2025-09-18 01:10
Top ASN
Top geo
Window / Updated
2025-09-15 → 2025-09-22 · Updated 2026-01-14 · v2

72.50.16.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
72.50.16.0
Broadcast
72.50.16.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
18.0103 , -66.624
Hits / Errors
2 hits · 1 errors
First / Last seen
2025-01-25 21:08 · 2025-01-25 21:08
Top ASN
Top geo
Window / Updated
2025-01-20 → 2025-01-27 · Updated 2026-01-14 · v2

72.50.2.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
72.50.2.0
Broadcast
72.50.2.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
18.3575 , -66.111
Hits / Errors
2 hits · 2 errors
First / Last seen
2023-12-20 15:31 · 2023-12-20 15:32
Top ASN
Top geo
Window / Updated
2023-12-18 → 2023-12-25 · Updated 2026-01-14 · v2

64.237.147.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
64.237.147.0
Broadcast
64.237.147.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
18.2269 , -66.391
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-12-17 23:53 · 2025-12-17 23:53
Top ASN
Top geo
Window / Updated
2025-12-15 → 2025-12-22 · Updated 2026-01-14 · v2

64.237.218.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
64.237.218.0
Broadcast
64.237.218.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
17.9741 , -66.2271
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-12-17 08:44 · 2025-12-17 08:44
Top ASN
Top geo
Window / Updated
2025-12-15 → 2025-12-22 · Updated 2026-01-14 · v2

72.50.3.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
72.50.3.0
Broadcast
72.50.3.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
18.0777 , -66.9604
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-12-17 06:33 · 2025-12-17 06:33
Top ASN
Window / Updated
2025-12-15 → 2025-12-22 · Updated 2026-01-14 · v2

72.50.1.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
72.50.1.0
Broadcast
72.50.1.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
18.2569 , -66.1029
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-12-01 21:34 · 2025-12-01 21:34
Top ASN
Window / Updated
2025-12-01 → 2025-12-08 · Updated 2026-01-14 · v2

72.50.4.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
72.50.4.0
Broadcast
72.50.4.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
18.4163 , -66.064
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-11-30 09:20 · 2025-11-30 09:20
Top ASN
Window / Updated
2025-11-24 → 2025-12-01 · Updated 2026-01-14 · v2

72.50.5.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
72.50.5.0
Broadcast
72.50.5.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
18.2569 , -66.1029
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-11-28 23:46 · 2025-11-28 23:46
Top ASN
Window / Updated
2025-11-24 → 2025-12-01 · Updated 2026-01-14 · v2

64.237.135.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
64.237.135.0
Broadcast
64.237.135.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
18.1758 , -66.1613
Hits / Errors
1 hits · 1 errors
First / Last seen
2025-11-26 02:45 · 2025-11-26 02:45
Top ASN
Top geo
Window / Updated
2025-11-24 → 2025-12-01 · Updated 2026-01-14 · v2

72.50.0.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
72.50.0.0
Broadcast
72.50.0.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
18.4163 , -66.064
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-11-25 04:20 · 2025-11-25 04:20
Top ASN
Window / Updated
2025-11-24 → 2025-12-01 · Updated 2026-01-14 · v2

72.50.83.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
72.50.83.0
Broadcast
72.50.83.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
18.4662 , -66.1057
Hits / Errors
1 hits · 1 errors
First / Last seen
2025-10-14 11:27 · 2025-10-14 11:27
Top ASN
Top geo
Window / Updated
2025-10-13 → 2025-10-20 · Updated 2026-01-14 · v2

64.237.252.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
64.237.252.0
Broadcast
64.237.252.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
18.3402 , -67.2499
Hits / Errors
1 hits · 1 errors
First / Last seen
2025-10-02 03:52 · 2025-10-02 03:52
Top ASN
Top geo
Window / Updated
2025-09-29 → 2025-10-06 · Updated 2026-01-14 · v2

72.50.6.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
72.50.6.0
Broadcast
72.50.6.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
18.4725 , -66.7157
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-09-21 00:04 · 2025-09-21 00:04
Top ASN
Top geo
Window / Updated
2025-09-15 → 2025-09-22 · Updated 2026-01-14 · v2

67.224.128.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
67.224.128.0
Broadcast
67.224.128.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
18.2186 , -66.5916
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-09-17 09:12 · 2025-09-17 09:12
Top ASN
Top geo
Window / Updated
2025-09-15 → 2025-09-22 · Updated 2026-01-14 · v2

173.228.198.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
173.228.198.0
Broadcast
173.228.198.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
18.4819 , -66.7899
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-09-10 11:13 · 2025-09-10 11:13
Top ASN
Window / Updated
2025-09-08 → 2025-09-15 · Updated 2026-01-14 · v2

173.215.231.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
173.215.231.0
Broadcast
173.215.231.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
18.4662 , -66.1057
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-09-09 12:22 · 2025-09-09 12:22
Top ASN
Top geo
Window / Updated
2025-09-08 → 2025-09-15 · Updated 2026-01-14 · v2

72.50.24.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
72.50.24.0
Broadcast
72.50.24.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
18.4163 , -66.064
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-08-01 18:12 · 2025-08-01 18:12
Top ASN
Window / Updated
2025-07-28 → 2025-08-04 · Updated 2026-01-14 · v2