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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.

78.246.156.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
78.246.156.0
Broadcast
78.246.156.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
45.748 , 4.85
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS51207 · Free Mobile SAS
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

78.241.76.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
78.241.76.0
Broadcast
78.241.76.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
45.7175 , -1.14838
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS51207 · Free Mobile SAS
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

78.242.0.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
78.242.0.0
Broadcast
78.242.0.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
48.8534 , 2.3488
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS51207 · Free Mobile SAS
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

78.241.72.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
78.241.72.0
Broadcast
78.241.72.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.3833 , 3.48333
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS51207 · Free Mobile SAS
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

78.243.129.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
78.243.129.0
Broadcast
78.243.129.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
48.6304 , 2.26266
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS51207 · Free Mobile SAS
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

78.243.201.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
78.243.201.0
Broadcast
78.243.201.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
47.8051 , 0.99774
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS51207 · Free Mobile SAS
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

78.246.23.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
78.246.23.0
Broadcast
78.246.23.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
45.7491 , 4.84789
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS51207 · Free Mobile SAS
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

78.242.32.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
78.242.32.0
Broadcast
78.242.32.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.6043 , 1.44367
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-28 02:00 · 2026-03-01 02:00
Top ASN
AS51207 · Free Mobile SAS
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

37.167.51.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
37.167.51.0
Broadcast
37.167.51.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.2901 , 5.4084
Hits / Errors
1 hits · 1 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS51207 · Free Mobile SAS
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

37.167.57.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
37.167.57.0
Broadcast
37.167.57.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.2951 , 5.3861
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS51207 · Free Mobile SAS
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

37.169.181.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
37.169.181.0
Broadcast
37.169.181.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
44.6824 , 0.89405
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS51207 · Free Mobile SAS
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

37.171.127.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
37.171.127.0
Broadcast
37.171.127.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
47.273 , 0.85179
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS51207 · Free Mobile SAS
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

37.174.168.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
37.174.168.0
Broadcast
37.174.168.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
48.9167 , 2.38333
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS51207 · Free Mobile SAS
Top organization / ISP
— · Free Mobile
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

78.240.29.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
78.240.29.0
Broadcast
78.240.29.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
49.3331 , 1.09413
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS51207 · Free Mobile SAS
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

78.241.124.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
78.241.124.0
Broadcast
78.241.124.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
46.7211 , -1.94594
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS51207 · Free Mobile SAS
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

78.244.235.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
78.244.235.0
Broadcast
78.244.235.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
49.2167 , 4.05
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS51207 · Free Mobile SAS
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

78.245.146.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
78.245.146.0
Broadcast
78.245.146.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
46.5539 , -1.158
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS51207 · Free Mobile SAS
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

37.166.79.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
37.166.79.0
Broadcast
37.166.79.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
48.2814 , -2.70464
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS51207 · Free Mobile SAS
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

37.167.36.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
37.167.36.0
Broadcast
37.167.36.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.3736 , 5.3547
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS51207 · Free Mobile SAS
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

78.240.116.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
78.240.116.0
Broadcast
78.240.116.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
46.6356 , -1.17222
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS51207 · Free Mobile SAS
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

78.240.95.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
78.240.95.0
Broadcast
78.240.95.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
46.8842 , -2.11862
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS51207 · Free Mobile SAS
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

78.241.26.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
78.241.26.0
Broadcast
78.241.26.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
47.7752 , -3.01049
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS51207 · Free Mobile SAS
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

78.242.163.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
78.242.163.0
Broadcast
78.242.163.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
48.7852 , 2.58112
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS51207 · Free Mobile SAS
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

78.245.33.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
78.245.33.0
Broadcast
78.245.33.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
48.5927 , 6.49383
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS51207 · Free Mobile SAS
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

78.245.75.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
78.245.75.0
Broadcast
78.245.75.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
48.8162 , 2.31393
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS51207 · Free Mobile SAS
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

37.166.16.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
37.166.16.0
Broadcast
37.166.16.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
48.9414 , 1.99137
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS51207 · Free Mobile SAS
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

37.167.106.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
37.167.106.0
Broadcast
37.167.106.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.3736 , 5.3547
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS51207 · Free Mobile SAS
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

37.167.112.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
37.167.112.0
Broadcast
37.167.112.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.3439 , 5.3767
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS51207 · Free Mobile SAS
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

37.167.62.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
37.167.62.0
Broadcast
37.167.62.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.2951 , 5.3861
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS51207 · Free Mobile SAS
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

37.169.44.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
37.169.44.0
Broadcast
37.169.44.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
45.1996 , 3.71174
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS51207 · Free Mobile SAS
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

37.174.194.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
37.174.194.0
Broadcast
37.174.194.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
49.3848 , -1.34368
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS51207 · Free Mobile SAS
Top organization / ISP
— · Free Mobile
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

78.241.196.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
78.241.196.0
Broadcast
78.241.196.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
48.8354 , 2.24128
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS51207 · Free Mobile SAS
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

78.241.218.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
78.241.218.0
Broadcast
78.241.218.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
48.9193 , 2.54305
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS51207 · Free Mobile SAS
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

78.241.237.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
78.241.237.0
Broadcast
78.241.237.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
48.8558 , 2.3494
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS51207 · Free Mobile SAS
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

78.241.77.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
78.241.77.0
Broadcast
78.241.77.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
49.4431 , 1.09932
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS51207 · Free Mobile SAS
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

78.242.159.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
78.242.159.0
Broadcast
78.242.159.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.4254 , 2.93902
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS51207 · Free Mobile SAS
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

78.243.1.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
78.243.1.0
Broadcast
78.243.1.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
44.1641 , -1.0334
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS51207 · Free Mobile SAS
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

78.243.188.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
78.243.188.0
Broadcast
78.243.188.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
45.7797 , 3.08682
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS51207 · Free Mobile SAS
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

78.243.28.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
78.243.28.0
Broadcast
78.243.28.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
48.151 , -1.68579
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS51207 · Free Mobile SAS
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

78.243.84.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
78.243.84.0
Broadcast
78.243.84.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
48.6897 , 2.51186
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS51207 · Free Mobile SAS
Top organization / ISP
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2