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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.

77.21.253.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
77.21.253.0
Broadcast
77.21.253.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
49.4841 , 8.374
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-09 02:00 · 2026-03-12 02:00
Top ASN
AS3209 · Vodafone GmbH
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

217.236.76.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
217.236.76.0
Broadcast
217.236.76.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.5818 , 7.2293
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
Top organization / ISP
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

217.238.165.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
217.238.165.0
Broadcast
217.238.165.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
49.3226 , 8.4281
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-12 02:00 · 2026-03-13 02:00
Top ASN
Top organization / ISP
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

84.155.175.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
84.155.175.0
Broadcast
84.155.175.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.4801 , 7.4813
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-11 02:00 · 2026-03-12 02:00
Top ASN
Top organization / ISP
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

109.73.133.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
109.73.133.0
Broadcast
109.73.133.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
49.4375 , 7.7615
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-10 02:00 · 2026-03-11 02:00
Top ASN
Top organization / ISP
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

84.157.99.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
84.157.99.0
Broadcast
84.157.99.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.6584 , 7.8268
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-10 02:00 · 2026-03-11 02:00
Top ASN
Top organization / ISP
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

84.182.194.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
84.182.194.0
Broadcast
84.182.194.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.5914 , 7.5301
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-10 02:00 · 2026-03-11 02:00
Top ASN
Top organization / ISP
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

188.210.57.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
188.210.57.0
Broadcast
188.210.57.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
49.5969 , 8.0481
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-09 02:00 · 2026-03-10 02:00
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

84.164.157.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
84.164.157.0
Broadcast
84.164.157.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
49.2229 , 8.3698
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-09 02:00 · 2026-03-10 02:00
Top ASN
Top organization / ISP
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2

88.130.155.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
88.130.155.0
Broadcast
88.130.155.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.429 , 7.3986
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-08 02:00 · 2026-03-09 02:00
Top ASN
AS8881 · 1&1 Versatel GmbH
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2