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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.

81.153.135.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
81.153.135.0
Broadcast
81.153.135.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
54.9912 , -1.5336
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

81.131.209.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
81.131.209.0
Broadcast
81.131.209.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.8936 , 0.9154
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

51.6.60.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.6.60.0
Broadcast
51.6.60.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
53.0938 , -1.3827
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS6871 · Plusnet
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

95.145.233.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
95.145.233.0
Broadcast
95.145.233.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
53.3299 , -2.2288
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

81.130.157.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
81.130.157.0
Broadcast
81.130.157.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.1332 , 0.26256
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

81.136.52.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
81.136.52.0
Broadcast
81.136.52.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
53.5409 , -1.057
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

51.14.146.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.14.146.0
Broadcast
51.14.146.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
53.1699 , -2.9395
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

195.213.200.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
195.213.200.0
Broadcast
195.213.200.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.5263 , -0.3559
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS6871 · Plusnet
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

217.39.237.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
217.39.237.0
Broadcast
217.39.237.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.4486 , -1.5499
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

31.111.111.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
31.111.111.0
Broadcast
31.111.111.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.6663 , -3.127
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS6871 · Plusnet
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

81.155.225.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
81.155.225.0
Broadcast
81.155.225.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
53.3888 , -2.3429
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

31.126.156.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
31.126.156.0
Broadcast
31.126.156.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
53.1504 , -4.2714
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

51.6.110.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.6.110.0
Broadcast
51.6.110.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
55.7292 , -3.9601
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS6871 · Plusnet
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

51.7.248.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.7.248.0
Broadcast
51.7.248.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.3655 , -0.1632
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS6871 · Plusnet
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

51.7.50.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.7.50.0
Broadcast
51.7.50.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.9994 , -1.1318
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS6871 · Plusnet
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

51.7.58.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
51.7.58.0
Broadcast
51.7.58.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
53.4146 , -2.2274
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS6871 · Plusnet
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

195.213.225.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
195.213.225.0
Broadcast
195.213.225.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
53.1651 , -1.4219
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS6871 · Plusnet
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

81.129.197.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
81.129.197.0
Broadcast
81.129.197.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.5927 , -1.8084
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

195.213.108.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
195.213.108.0
Broadcast
195.213.108.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.1861 , -1.5847
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS6871 · Plusnet
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

81.159.45.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
81.159.45.0
Broadcast
81.159.45.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
54.9663 , -1.6093
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

81.141.113.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
81.141.113.0
Broadcast
81.141.113.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.6004 , -0.1168
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

81.141.184.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
81.141.184.0
Broadcast
81.141.184.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
53.5972 , -2.3013
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

81.153.200.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
81.153.200.0
Broadcast
81.153.200.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
53.0017 , -2.3276
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

31.113.120.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
31.113.120.0
Broadcast
31.113.120.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.504 , -0.3609
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

31.111.71.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
31.111.71.0
Broadcast
31.111.71.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.7278 , -3.1399
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS6871 · Plusnet
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

143.159.94.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
143.159.94.0
Broadcast
143.159.94.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
53.3562 , -1.2939
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS6871 · Plusnet
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

81.154.30.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
81.154.30.0
Broadcast
81.154.30.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3755 , 1.1072
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

81.157.233.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
81.157.233.0
Broadcast
81.157.233.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.6742 , -3.9156
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

81.140.224.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
81.140.224.0
Broadcast
81.140.224.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
53.5197 , -2.2109
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

86.142.13.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
86.142.13.0
Broadcast
86.142.13.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.4781 , -0.0279
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

86.184.222.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
86.184.222.0
Broadcast
86.184.222.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.9991 , -1.1963
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

31.54.32.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
31.54.32.0
Broadcast
31.54.32.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.4805 , -0.0113
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

86.171.224.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
86.171.224.0
Broadcast
86.171.224.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
53.4096 , -2.9792
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

86.190.26.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
86.190.26.0
Broadcast
86.190.26.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
53.3742 , -2.8715
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

86.153.159.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
86.153.159.0
Broadcast
86.153.159.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.5164 , -0.093
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

86.174.85.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
86.174.85.0
Broadcast
86.174.85.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.9453 , -1.4953
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

86.162.236.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
86.162.236.0
Broadcast
86.162.236.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
53.3497 , -2.7266
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

86.173.166.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
86.173.166.0
Broadcast
86.173.166.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.7187 , -3.4318
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

86.169.203.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
86.169.203.0
Broadcast
86.169.203.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.7639 , -0.2236
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

109.145.210.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
109.145.210.0
Broadcast
109.145.210.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.6152 , -1.6655
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