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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.

91.137.27.0/24

Risk Max 6 LOW Footprint 0.391% Hits 317
Prefix / IP version
/24 · IPv4
Network
91.137.27.0
Broadcast
91.137.27.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.1134 , 10.6407
Hits / Errors
317 hits · 6 errors
First / Last seen
2026-02-25 02:00 · 2026-03-02 02:00
Top ASN
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

95.91.110.0/24

Risk Max 4 LOW Footprint 0.391% Hits 59
Prefix / IP version
/24 · IPv4
Network
95.91.110.0
Broadcast
95.91.110.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.8875 , 12.0979
Hits / Errors
59 hits · 1 errors
First / Last seen
2026-02-22 02:00 · 2026-02-26 02:00
Top ASN
AS3209 · Vodafone GmbH
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

83.135.14.0/24

Risk Max LOW Footprint 0.781% Hits 6
Prefix / IP version
/24 · IPv4
Network
83.135.14.0
Broadcast
83.135.14.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
51.39225 , 11.4962
Hits / Errors
6 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-27 02:00
Top ASN
AS8881 · 1&1 Versatel GmbH
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

91.137.31.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
91.137.31.0
Broadcast
91.137.31.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.11339999999999 , 10.6407
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

91.50.182.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
91.50.182.0
Broadcast
91.50.182.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.9776 , 11.031
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

87.171.142.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
87.171.142.0
Broadcast
87.171.142.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.8435 , 12.0801
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-26 02:00
Top ASN
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

217.87.13.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
217.87.13.0
Broadcast
217.87.13.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.4996 , 10.8038
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

79.243.144.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
79.243.144.0
Broadcast
79.243.144.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.4884 , 11.5928
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

84.153.190.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
84.153.190.0
Broadcast
84.153.190.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.2115 , 10.4521
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

91.137.25.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
91.137.25.0
Broadcast
91.137.25.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.1134 , 10.6407
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

91.50.190.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
91.50.190.0
Broadcast
91.50.190.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.9851 , 11.0314
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

217.83.123.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
217.83.123.0
Broadcast
217.83.123.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.6871 , 11.5957
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

87.176.243.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
87.176.243.0
Broadcast
87.176.243.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.9776 , 11.031
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

87.186.51.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
87.186.51.0
Broadcast
87.186.51.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.9807 , 12.4355
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2