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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.

5.228.146.0/24

Risk Max LOW Footprint 0.391% Hits 11
Prefix / IP version
/24 · IPv4
Network
5.228.146.0
Broadcast
5.228.146.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
55.74869999999999 , 37.6187
Hits / Errors
11 hits · 1 errors
First / Last seen
2024-12-13 10:03 · 2024-12-13 10:04
Top ASN
AS42610 · PJSC Rostelecom
Top organization / ISP
— · NCNET
Top geo
Window / Updated
2024-12-09 → 2024-12-16 · Updated 2026-01-14 · v2

5.228.155.0/24

Risk Max LOW Footprint 0.391% Hits 11
Prefix / IP version
/24 · IPv4
Network
5.228.155.0
Broadcast
5.228.155.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
55.74869999999999 , 37.6187
Hits / Errors
11 hits · 1 errors
First / Last seen
2024-12-10 05:08 · 2024-12-10 05:09
Top ASN
AS42610 · PJSC Rostelecom
Top organization / ISP
— · NCNET
Top geo
Window / Updated
2024-12-09 → 2024-12-16 · Updated 2026-01-14 · v2

178.140.183.0/24

Risk Max LOW Footprint 0.391% Hits 11
Prefix / IP version
/24 · IPv4
Network
178.140.183.0
Broadcast
178.140.183.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
55.74869999999999 , 37.6187
Hits / Errors
11 hits · 1 errors
First / Last seen
2024-12-07 03:21 · 2024-12-07 03:21
Top ASN
AS42610 · PJSC Rostelecom
Top organization / ISP
— · NCNET
Top geo
Window / Updated
2024-12-02 → 2024-12-09 · Updated 2026-01-14 · v2

188.32.218.0/24

Risk Max LOW Footprint 0.391% Hits 11
Prefix / IP version
/24 · IPv4
Network
188.32.218.0
Broadcast
188.32.218.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
55.74869999999999 , 37.6187
Hits / Errors
11 hits · 0 errors
First / Last seen
2024-11-30 22:12 · 2024-11-30 22:13
Top ASN
AS42610 · PJSC Rostelecom
Top organization / ISP
— · NCNET
Top geo
Window / Updated
2024-11-25 → 2024-12-02 · Updated 2026-01-14 · v2

188.32.4.0/24

Risk Max LOW Footprint 0.391% Hits 11
Prefix / IP version
/24 · IPv4
Network
188.32.4.0
Broadcast
188.32.4.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
55.74869999999999 , 37.6187
Hits / Errors
11 hits · 1 errors
First / Last seen
2024-10-15 01:03 · 2024-10-15 01:05
Top ASN
AS42610 · PJSC Rostelecom
Top organization / ISP
— · NCNET
Top geo
Window / Updated
2024-10-14 → 2024-10-21 · Updated 2026-01-14 · v2

188.32.1.0/24

Risk Max LOW Footprint 0.391% Hits 11
Prefix / IP version
/24 · IPv4
Network
188.32.1.0
Broadcast
188.32.1.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
55.74869999999999 , 37.6187
Hits / Errors
11 hits · 1 errors
First / Last seen
2024-10-14 03:43 · 2024-10-14 03:43
Top ASN
AS42610 · PJSC Rostelecom
Top organization / ISP
— · NCNET
Top geo
Window / Updated
2024-10-14 → 2024-10-21 · Updated 2026-01-14 · v2

77.37.182.0/24

Risk Max LOW Footprint 0.391% Hits 11
Prefix / IP version
/24 · IPv4
Network
77.37.182.0
Broadcast
77.37.182.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
55.74869999999999 , 37.6187
Hits / Errors
11 hits · 1 errors
First / Last seen
2024-09-17 03:03 · 2024-09-17 03:04
Top ASN
AS42610 · PJSC Rostelecom
Top organization / ISP
— · NCNET
Top geo
Window / Updated
2024-09-16 → 2024-09-23 · Updated 2026-01-14 · v2

37.110.130.0/24

Risk Max LOW Footprint 0.391% Hits 10
Prefix / IP version
/24 · IPv4
Network
37.110.130.0
Broadcast
37.110.130.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
55.7487 , 37.6187
Hits / Errors
10 hits · 0 errors
First / Last seen
2024-12-15 03:17 · 2024-12-15 03:18
Top ASN
AS42610 · PJSC Rostelecom
Top organization / ISP
— · NCNET
Top geo
Window / Updated
2024-12-09 → 2024-12-16 · Updated 2026-01-14 · v2

109.173.32.0/24

Risk Max LOW Footprint 0.391% Hits 10
Prefix / IP version
/24 · IPv4
Network
109.173.32.0
Broadcast
109.173.32.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
55.7487 , 37.6187
Hits / Errors
10 hits · 0 errors
First / Last seen
2024-12-14 08:36 · 2024-12-14 08:36
Top ASN
AS42610 · PJSC Rostelecom
Top organization / ISP
— · NCNET
Top geo
Window / Updated
2024-12-09 → 2024-12-16 · Updated 2026-01-14 · v2

178.140.234.0/24

Risk Max LOW Footprint 0.391% Hits 10
Prefix / IP version
/24 · IPv4
Network
178.140.234.0
Broadcast
178.140.234.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
55.7487 , 37.6187
Hits / Errors
10 hits · 0 errors
First / Last seen
2024-12-10 05:08 · 2024-12-10 05:09
Top ASN
AS42610 · PJSC Rostelecom
Top organization / ISP
— · NCNET
Top geo
Window / Updated
2024-12-09 → 2024-12-16 · Updated 2026-01-14 · v2

37.204.8.0/24

Risk Max LOW Footprint 0.391% Hits 10
Prefix / IP version
/24 · IPv4
Network
37.204.8.0
Broadcast
37.204.8.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
55.7487 , 37.6187
Hits / Errors
10 hits · 0 errors
First / Last seen
2024-12-06 23:11 · 2024-12-06 23:13
Top ASN
AS42610 · PJSC Rostelecom
Top organization / ISP
— · NCNET
Top geo
Window / Updated
2024-12-02 → 2024-12-09 · Updated 2026-01-14 · v2

46.242.65.0/24

Risk Max LOW Footprint 0.391% Hits 10
Prefix / IP version
/24 · IPv4
Network
46.242.65.0
Broadcast
46.242.65.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
55.7487 , 37.6187
Hits / Errors
10 hits · 0 errors
First / Last seen
2024-11-30 18:02 · 2024-11-30 18:02
Top ASN
AS42610 · PJSC Rostelecom
Top organization / ISP
— · NCNET
Top geo
Window / Updated
2024-11-25 → 2024-12-02 · Updated 2026-01-14 · v2

188.255.54.0/24

Risk Max LOW Footprint 0.391% Hits 10
Prefix / IP version
/24 · IPv4
Network
188.255.54.0
Broadcast
188.255.54.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
55.7487 , 37.6187
Hits / Errors
10 hits · 0 errors
First / Last seen
2024-11-11 23:30 · 2024-11-11 23:30
Top ASN
AS42610 · PJSC Rostelecom
Top organization / ISP
— · NCNET
Top geo
Window / Updated
2024-11-11 → 2024-11-18 · Updated 2026-01-14 · v2

77.37.243.0/24

Risk Max LOW Footprint 0.391% Hits 10
Prefix / IP version
/24 · IPv4
Network
77.37.243.0
Broadcast
77.37.243.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
55.7487 , 37.6187
Hits / Errors
10 hits · 0 errors
First / Last seen
2024-11-01 05:16 · 2024-11-01 05:17
Top ASN
AS42610 · PJSC Rostelecom
Top organization / ISP
— · NCNET
Top geo
Window / Updated
2024-10-28 → 2024-11-04 · Updated 2026-01-14 · v2

188.32.16.0/24

Risk Max LOW Footprint 0.391% Hits 10
Prefix / IP version
/24 · IPv4
Network
188.32.16.0
Broadcast
188.32.16.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
55.7487 , 37.6187
Hits / Errors
10 hits · 0 errors
First / Last seen
2024-10-28 04:58 · 2024-10-28 04:58
Top ASN
AS42610 · PJSC Rostelecom
Top organization / ISP
— · NCNET
Top geo
Window / Updated
2024-10-28 → 2024-11-04 · Updated 2026-01-14 · v2

178.140.169.0/24

Risk Max LOW Footprint 0.391% Hits 10
Prefix / IP version
/24 · IPv4
Network
178.140.169.0
Broadcast
178.140.169.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
55.7487 , 37.6187
Hits / Errors
10 hits · 0 errors
First / Last seen
2024-09-09 11:21 · 2024-09-09 11:22
Top ASN
AS42610 · PJSC Rostelecom
Top organization / ISP
— · NCNET
Top geo
Window / Updated
2024-09-09 → 2024-09-16 · Updated 2026-01-14 · v2

77.37.242.0/24

Risk Max LOW Footprint 0.391% Hits 10
Prefix / IP version
/24 · IPv4
Network
77.37.242.0
Broadcast
77.37.242.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
55.7487 , 37.6187
Hits / Errors
10 hits · 0 errors
First / Last seen
2024-06-06 01:07 · 2024-06-06 01:07
Top ASN
AS42610 · PJSC Rostelecom
Top organization / ISP
— · NCNET
Top geo
Window / Updated
2024-06-03 → 2024-06-10 · Updated 2026-01-14 · v2

37.204.197.0/24

Risk Max LOW Footprint 0.391% Hits 10
Prefix / IP version
/24 · IPv4
Network
37.204.197.0
Broadcast
37.204.197.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
55.9843 , 37.1955
Hits / Errors
10 hits · 0 errors
First / Last seen
2024-05-31 11:07 · 2024-05-31 11:07
Top ASN
AS42610 · PJSC Rostelecom
Top organization / ISP
— · NCNET
Top geo
Window / Updated
2024-05-27 → 2024-06-03 · Updated 2026-01-14 · v2

37.204.6.0/24

Risk Max LOW Footprint 0.391% Hits 10
Prefix / IP version
/24 · IPv4
Network
37.204.6.0
Broadcast
37.204.6.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
55.7487 , 37.6187
Hits / Errors
10 hits · 1 errors
First / Last seen
2024-05-11 23:13 · 2024-05-11 23:15
Top ASN
AS42610 · PJSC Rostelecom
Top organization / ISP
— · NCNET
Top geo
Window / Updated
2024-05-06 → 2024-05-13 · Updated 2026-01-14 · v2

188.255.62.0/24

Risk Max LOW Footprint 0.391% Hits 10
Prefix / IP version
/24 · IPv4
Network
188.255.62.0
Broadcast
188.255.62.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
55.7487 , 37.6187
Hits / Errors
10 hits · 1 errors
First / Last seen
2024-05-02 03:44 · 2024-05-02 03:45
Top ASN
AS42610 · PJSC Rostelecom
Top organization / ISP
— · NCNET
Top geo
Window / Updated
2024-04-29 → 2024-05-06 · Updated 2026-01-14 · v2

37.204.177.0/24

Risk Max LOW Footprint 0.391% Hits 10
Prefix / IP version
/24 · IPv4
Network
37.204.177.0
Broadcast
37.204.177.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
55.7487 , 37.6187
Hits / Errors
10 hits · 1 errors
First / Last seen
2024-04-16 18:05 · 2024-04-16 18:06
Top ASN
AS42610 · PJSC Rostelecom
Top organization / ISP
— · NCNET
Top geo
Window / Updated
2024-04-15 → 2024-04-22 · Updated 2026-01-14 · v2

46.242.76.0/24

Risk Max LOW Footprint 0.391% Hits 9
Prefix / IP version
/24 · IPv4
Network
46.242.76.0
Broadcast
46.242.76.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
55.7487 , 37.6187
Hits / Errors
9 hits · 0 errors
First / Last seen
2024-10-11 23:50 · 2024-10-11 23:52
Top ASN
AS42610 · PJSC Rostelecom
Top organization / ISP
— · NCNET
Top geo
Window / Updated
2024-10-07 → 2024-10-14 · Updated 2026-01-14 · v2

5.228.192.0/24

Risk Max LOW Footprint 0.391% Hits 9
Prefix / IP version
/24 · IPv4
Network
5.228.192.0
Broadcast
5.228.192.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
55.7487 , 37.6187
Hits / Errors
9 hits · 0 errors
First / Last seen
2024-10-11 09:56 · 2024-10-11 09:58
Top ASN
AS42610 · PJSC Rostelecom
Top organization / ISP
— · NCNET
Top geo
Window / Updated
2024-10-07 → 2024-10-14 · Updated 2026-01-14 · v2

95.84.139.0/24

Risk Max LOW Footprint 0.391% Hits 9
Prefix / IP version
/24 · IPv4
Network
95.84.139.0
Broadcast
95.84.139.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
55.7487 , 37.6187
Hits / Errors
9 hits · 0 errors
First / Last seen
2024-10-06 12:13 · 2024-10-06 12:14
Top ASN
AS42610 · PJSC Rostelecom
Top organization / ISP
— · NCNET
Top geo
Window / Updated
2024-09-30 → 2024-10-07 · Updated 2026-01-14 · v2

37.204.213.0/24

Risk Max LOW Footprint 0.391% Hits 9
Prefix / IP version
/24 · IPv4
Network
37.204.213.0
Broadcast
37.204.213.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
55.7487 , 37.6187
Hits / Errors
9 hits · 0 errors
First / Last seen
2024-09-23 18:57 · 2024-09-23 18:58
Top ASN
AS42610 · PJSC Rostelecom
Top organization / ISP
— · NCNET
Top geo
Window / Updated
2024-09-23 → 2024-09-30 · Updated 2026-01-14 · v2

46.242.2.0/24

Risk Max LOW Footprint 0.391% Hits 9
Prefix / IP version
/24 · IPv4
Network
46.242.2.0
Broadcast
46.242.2.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
55.7487 , 37.6187
Hits / Errors
9 hits · 0 errors
First / Last seen
2024-09-20 11:06 · 2024-09-20 11:07
Top ASN
AS42610 · PJSC Rostelecom
Top organization / ISP
— · NCNET
Top geo
Window / Updated
2024-09-16 → 2024-09-23 · Updated 2026-01-14 · v2

178.140.176.0/24

Risk Max LOW Footprint 0.391% Hits 9
Prefix / IP version
/24 · IPv4
Network
178.140.176.0
Broadcast
178.140.176.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
55.7487 , 37.6187
Hits / Errors
9 hits · 0 errors
First / Last seen
2024-09-20 03:52 · 2024-09-20 03:53
Top ASN
AS42610 · PJSC Rostelecom
Top organization / ISP
— · NCNET
Top geo
Window / Updated
2024-09-16 → 2024-09-23 · Updated 2026-01-14 · v2

5.228.95.0/24

Risk Max LOW Footprint 0.391% Hits 9
Prefix / IP version
/24 · IPv4
Network
5.228.95.0
Broadcast
5.228.95.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
55.7487 , 37.6187
Hits / Errors
9 hits · 0 errors
First / Last seen
2024-09-17 03:10 · 2024-09-17 03:10
Top ASN
AS42610 · PJSC Rostelecom
Top organization / ISP
— · NCNET
Top geo
Window / Updated
2024-09-16 → 2024-09-23 · Updated 2026-01-14 · v2

5.228.147.0/24

Risk Max LOW Footprint 0.391% Hits 9
Prefix / IP version
/24 · IPv4
Network
5.228.147.0
Broadcast
5.228.147.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
55.7487 , 37.6187
Hits / Errors
9 hits · 0 errors
First / Last seen
2024-06-08 10:42 · 2024-06-08 10:42
Top ASN
AS42610 · PJSC Rostelecom
Top organization / ISP
— · NCNET
Top geo
Window / Updated
2024-06-03 → 2024-06-10 · Updated 2026-01-14 · v2

37.110.51.0/24

Risk Max LOW Footprint 0.391% Hits 9
Prefix / IP version
/24 · IPv4
Network
37.110.51.0
Broadcast
37.110.51.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
55.7487 , 37.6187
Hits / Errors
9 hits · 1 errors
First / Last seen
2024-05-24 03:26 · 2024-05-24 03:26
Top ASN
AS42610 · PJSC Rostelecom
Top organization / ISP
— · NCNET
Top geo
Window / Updated
2024-05-20 → 2024-05-27 · Updated 2026-01-14 · v2

46.242.66.0/24

Risk Max LOW Footprint 0.391% Hits 8
Prefix / IP version
/24 · IPv4
Network
46.242.66.0
Broadcast
46.242.66.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
55.7487 , 37.6187
Hits / Errors
8 hits · 0 errors
First / Last seen
2024-09-07 03:27 · 2024-09-07 03:27
Top ASN
AS42610 · PJSC Rostelecom
Top organization / ISP
— · NCNET
Top geo
Window / Updated
2024-09-02 → 2024-09-09 · Updated 2026-01-14 · v2

46.242.74.0/24

Risk Max LOW Footprint 0.391% Hits 7
Prefix / IP version
/24 · IPv4
Network
46.242.74.0
Broadcast
46.242.74.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
55.7487 , 37.6187
Hits / Errors
7 hits · 0 errors
First / Last seen
2024-09-09 00:09 · 2024-09-09 00:10
Top ASN
AS42610 · PJSC Rostelecom
Top organization / ISP
— · NCNET
Top geo
Window / Updated
2024-09-02 → 2024-09-09 · Updated 2026-01-14 · v2

46.242.72.0/24

Risk Max LOW Footprint 0.391% Hits 7
Prefix / IP version
/24 · IPv4
Network
46.242.72.0
Broadcast
46.242.72.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
55.7487 , 37.6187
Hits / Errors
7 hits · 0 errors
First / Last seen
2024-09-05 12:16 · 2024-09-05 12:16
Top ASN
AS42610 · PJSC Rostelecom
Top organization / ISP
— · NCNET
Top geo
Window / Updated
2024-09-02 → 2024-09-09 · Updated 2026-01-14 · v2

5.228.72.0/24

Risk Max LOW Footprint 0.391% Hits 5
Prefix / IP version
/24 · IPv4
Network
5.228.72.0
Broadcast
5.228.72.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
55.7487 , 37.6187
Hits / Errors
5 hits · 0 errors
First / Last seen
2024-09-22 20:24 · 2024-09-22 20:24
Top ASN
AS42610 · PJSC Rostelecom
Top organization / ISP
— · NCNET
Top geo
Window / Updated
2024-09-16 → 2024-09-23 · Updated 2026-01-14 · v2

46.242.38.0/24

Risk Max LOW Footprint 0.391% Hits 5
Prefix / IP version
/24 · IPv4
Network
46.242.38.0
Broadcast
46.242.38.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
55.8015 , 37.9465
Hits / Errors
5 hits · 0 errors
First / Last seen
2024-09-17 03:06 · 2024-09-17 03:07
Top ASN
AS42610 · PJSC Rostelecom
Top organization / ISP
— · NCNET
Window / Updated
2024-09-16 → 2024-09-23 · Updated 2026-01-14 · v2

37.204.34.0/24

Risk Max LOW Footprint 0.391% Hits 5
Prefix / IP version
/24 · IPv4
Network
37.204.34.0
Broadcast
37.204.34.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
55.7487 , 37.6187
Hits / Errors
5 hits · 0 errors
First / Last seen
2024-06-03 20:10 · 2024-06-03 20:10
Top ASN
AS42610 · PJSC Rostelecom
Top organization / ISP
— · NCNET
Top geo
Window / Updated
2024-06-03 → 2024-06-10 · Updated 2026-01-14 · v2

188.255.51.0/24

Risk Max LOW Footprint 0.391% Hits 5
Prefix / IP version
/24 · IPv4
Network
188.255.51.0
Broadcast
188.255.51.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
55.7487 , 37.6187
Hits / Errors
5 hits · 0 errors
First / Last seen
2024-05-26 22:55 · 2024-05-26 22:55
Top ASN
AS42610 · PJSC Rostelecom
Top organization / ISP
— · NCNET
Top geo
Window / Updated
2024-05-20 → 2024-05-27 · Updated 2026-01-14 · v2

5.228.113.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
5.228.113.0
Broadcast
5.228.113.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
55.7487 , 37.6187
Hits / Errors
2 hits · 1 errors
First / Last seen
2025-12-31 14:30 · 2025-12-31 14:30
Top ASN
AS42610 · PJSC Rostelecom
Top organization / ISP
— · NCNET
Top geo
Window / Updated
2025-12-29 → 2026-01-05 · Updated 2026-01-14 · v2

103.181.103.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
103.181.103.0
Broadcast
103.181.103.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
19.8776 , 75.3423
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-12-14 07:00 · 2025-12-14 07:00
Top geo
Window / Updated
2025-12-08 → 2025-12-15 · Updated 2026-01-14 · v2

45.187.243.0/24

Risk Max LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
45.187.243.0
Broadcast
45.187.243.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-8.7843 , -36.1355
Hits / Errors
2 hits · 1 errors
First / Last seen
2025-10-10 20:13 · 2025-10-10 20:13
Top ASN
AS269490 · SYNCNET TELECOM
Top organization / ISP
Top geo
Window / Updated
2025-10-06 → 2025-10-13 · Updated 2026-01-14 · v2