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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.

77.75.78.0/24

Risk Max LOW Footprint 3.125% Hits 25
Prefix / IP version
/24 · IPv4
Network
77.75.78.0
Broadcast
77.75.78.255
Observed IPs / Subnet size
8 observed · 256 total
Centroid
50.069252 , 14.424340000000003
Hits / Errors
25 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-01 02:00
Top ASN
AS43037 · Seznam.cz, a.s.
Top organization / ISP
— · Seznam - II
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

77.75.79.0/24

Risk Max LOW Footprint 1.953% Hits 17
Prefix / IP version
/24 · IPv4
Network
77.75.79.0
Broadcast
77.75.79.255
Observed IPs / Subnet size
5 observed · 256 total
Centroid
50.068629411764704 , 14.432270588235294
Hits / Errors
17 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-01 02:00
Top ASN
AS43037 · Seznam.cz, a.s.
Top organization / ISP
— · Seznam - II
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

77.75.76.0/24

Risk Max LOW Footprint 1.953% Hits 8
Prefix / IP version
/24 · IPv4
Network
77.75.76.0
Broadcast
77.75.76.255
Observed IPs / Subnet size
5 observed · 256 total
Centroid
50.068475 , 14.434237500000002
Hits / Errors
8 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS43037 · Seznam.cz, a.s.
Top organization / ISP
— · Seznam - III
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

77.75.77.0/24

Risk Max LOW Footprint 1.562% Hits 12
Prefix / IP version
/24 · IPv4
Network
77.75.77.0
Broadcast
77.75.77.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
50.06759999999999 , 14.445383333333334
Hits / Errors
12 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS43037 · Seznam.cz, a.s.
Top organization / ISP
— · Seznam - III
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

45.38.86.0/24

Risk Max LOW Footprint 1.562% Hits 7
Prefix / IP version
/24 · IPv4
Network
45.38.86.0
Broadcast
45.38.86.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
50.0755 , 14.4378
Hits / Errors
7 hits · 2 errors
First / Last seen
2026-02-23 02:00 · 2026-02-27 02:00
Top ASN
AS62160 · WEB3 Leaders INC
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

104.252.71.0/24

Risk Max LOW Footprint 1.172% Hits 7
Prefix / IP version
/24 · IPv4
Network
104.252.71.0
Broadcast
104.252.71.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
50.0755 , 14.4378
Hits / Errors
7 hits · 1 errors
First / Last seen
2026-02-24 02:00 · 2026-02-27 02:00
Top ASN
AS62160 · WEB3 Leaders INC
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

193.179.61.0/24

Risk Max LOW Footprint 0.781% Hits 4
Prefix / IP version
/24 · IPv4
Network
193.179.61.0
Broadcast
193.179.61.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
49.6134 , 16.691275
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-28 02:00
Top ASN
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

109.71.213.0/24

Risk Max LOW Footprint 0.781% Hits 4
Prefix / IP version
/24 · IPv4
Network
109.71.213.0
Broadcast
109.71.213.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
50.2309 , 14.0951
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-26 02:00
Top ASN
AS50163 · Altnet s.r.o.
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

109.164.54.0/24

Risk Max LOW Footprint 0.781% Hits 3
Prefix / IP version
/24 · IPv4
Network
109.164.54.0
Broadcast
109.164.54.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
48.93873333333334 , 14.4659
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS44489 · STARNET, s.r.o.
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

193.179.120.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
193.179.120.0
Broadcast
193.179.120.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
50.096450000000004 , 14.39635
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

46.13.25.0/24

Risk Max LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
46.13.25.0
Broadcast
46.13.25.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
49.486 , 15.711
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-26 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

109.81.125.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
109.81.125.0
Broadcast
109.81.125.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
49.978100000000005 , 16.3865
Hits / Errors
3 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

185.24.22.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
185.24.22.0
Broadcast
185.24.22.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.794999999999995 , 15.021099999999999
Hits / Errors
3 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

216.131.109.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
216.131.109.0
Broadcast
216.131.109.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.0717 , 14.4871
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-23 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

104.253.81.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
104.253.81.0
Broadcast
104.253.81.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.0755 , 14.437800000000001
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS62160 · WEB3 Leaders INC
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

193.165.97.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
193.165.97.0
Broadcast
193.165.97.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
49.79670000000001 , 18.2343
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS30764 · PODA a.s.
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

213.211.52.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
213.211.52.0
Broadcast
213.211.52.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
48.8519 , 16.0465
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

31.30.161.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
31.30.161.0
Broadcast
31.30.161.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.0883 , 14.4124
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

92.112.235.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
92.112.235.0
Broadcast
92.112.235.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.0883 , 14.4124
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS62160 · WEB3 Leaders INC
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

109.81.123.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
109.81.123.0
Broadcast
109.81.123.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
49.978100000000005 , 16.3865
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

109.81.27.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
109.81.27.0
Broadcast
109.81.27.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.076600000000006 , 14.446400000000002
Hits / Errors
3 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

185.87.142.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
185.87.142.0
Broadcast
185.87.142.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
49.978100000000005 , 16.3865
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS204666 · Jiri Tlapak
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

37.48.43.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
37.48.43.0
Broadcast
37.48.43.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.076600000000006 , 14.446400000000002
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

84.19.66.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
84.19.66.0
Broadcast
84.19.66.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.0623 , 14.439299999999998
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS33943 · Eri Internet s.r.o.
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

86.49.245.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
86.49.245.0
Broadcast
86.49.245.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.1113 , 14.4063
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

89.24.65.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
89.24.65.0
Broadcast
89.24.65.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.2174 , 14.6288
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

91.219.240.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
91.219.240.0
Broadcast
91.219.240.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
49.34029999999999 , 16.7558
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

31.30.172.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
31.30.172.0
Broadcast
31.30.172.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.0948 , 14.478500000000002
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

31.30.173.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
31.30.173.0
Broadcast
31.30.173.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.0948 , 14.478500000000002
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

37.221.254.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
37.221.254.0
Broadcast
37.221.254.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
49.8169 , 15.484699999999998
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS204666 · Jiri Tlapak
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

46.13.21.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
46.13.21.0
Broadcast
46.13.21.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
49.1953 , 16.6016
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

109.164.48.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
109.164.48.0
Broadcast
109.164.48.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
48.9208 , 14.4649
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-27 02:00
Top ASN
AS44489 · STARNET, s.r.o.
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

213.226.247.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
213.226.247.0
Broadcast
213.226.247.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
49.4324 , 15.2273
Hits / Errors
2 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

31.30.177.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
31.30.177.0
Broadcast
31.30.177.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.0687 , 14.3947
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-24 02:00
Top ASN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

37.188.245.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
37.188.245.0
Broadcast
37.188.245.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.0766 , 14.4464
Hits / Errors
2 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

188.75.176.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
188.75.176.0
Broadcast
188.75.176.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.029 , 15.2057
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS196735 · JON.CZ s.r.o.
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

77.48.29.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
77.48.29.0
Broadcast
77.48.29.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.474 , 13.9837
Hits / Errors
2 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

109.81.19.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
109.81.19.0
Broadcast
109.81.19.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.1242 , 14.398
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-01 02:00 · 2026-03-02 02:00
Top ASN
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

193.142.203.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
193.142.203.0
Broadcast
193.142.203.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.0883 , 14.4124
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-01 02:00 · 2026-03-02 02:00
Top ASN
AS136787 · PacketHub S.A.
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

109.238.44.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
109.238.44.0
Broadcast
109.238.44.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
49.2167 , 15.8833
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-28 02:00 · 2026-03-01 02:00
Top ASN
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
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