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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.

91.178.96.0/24

Risk Max 1 LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
91.178.96.0
Broadcast
91.178.96.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.842 , 4.4383
Hits / Errors
4 hits · 2 errors
First / Last seen
2023-12-20 15:37 · 2023-12-20 15:38
Top ASN
AS5432 · Proximus NV
Top organization / ISP
Window / Updated
2023-12-18 → 2023-12-25 · Updated 2026-01-14 · v2

109.136.147.0/24

Risk Max 1 LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
109.136.147.0
Broadcast
109.136.147.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.8713 , 4.3758
Hits / Errors
4 hits · 2 errors
First / Last seen
2023-12-20 15:31 · 2023-12-20 15:32
Top ASN
AS5432 · Proximus NV
Top organization / ISP
Window / Updated
2023-12-18 → 2023-12-25 · Updated 2026-01-14 · v2

81.240.15.0/24

Risk Max LOW Footprint 0.391% Hits 243
Prefix / IP version
/24 · IPv4
Network
81.240.15.0
Broadcast
81.240.15.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.8534 , 4.347
Hits / Errors
243 hits · 8 errors
First / Last seen
2025-03-18 21:25 · 2025-03-20 21:14
Top ASN
AS5432 · Proximus NV
Top organization / ISP
Window / Updated
2025-03-17 → 2025-03-24 · Updated 2026-01-14 · v2

81.243.16.0/24

Risk Max LOW Footprint 0.391% Hits 94
Prefix / IP version
/24 · IPv4
Network
81.243.16.0
Broadcast
81.243.16.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.842 , 4.4383
Hits / Errors
94 hits · 38 errors
First / Last seen
2025-02-21 08:51 · 2025-02-21 13:36
Top ASN
AS5432 · Proximus NV
Top organization / ISP
Window / Updated
2025-02-17 → 2025-02-24 · Updated 2026-01-14 · v2

87.64.4.0/24

Risk Max LOW Footprint 0.391% Hits 87
Prefix / IP version
/24 · IPv4
Network
87.64.4.0
Broadcast
87.64.4.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.2198 , 4.4671
Hits / Errors
87 hits · 33 errors
First / Last seen
2024-10-31 16:56 · 2024-11-03 13:24
Top ASN
AS5432 · Proximus NV
Top organization / ISP
Top geo
Window / Updated
2024-10-28 → 2024-11-04 · Updated 2026-01-14 · v2

109.131.108.0/24

Risk Max LOW Footprint 0.391% Hits 61
Prefix / IP version
/24 · IPv4
Network
109.131.108.0
Broadcast
109.131.108.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.8534 , 4.347
Hits / Errors
61 hits · 4 errors
First / Last seen
2025-08-03 15:13 · 2025-08-03 19:46
Top ASN
AS5432 · Proximus NV
Top organization / ISP
Window / Updated
2025-07-28 → 2025-08-04 · Updated 2026-01-14 · v2

91.179.72.0/24

Risk Max LOW Footprint 0.391% Hits 48
Prefix / IP version
/24 · IPv4
Network
91.179.72.0
Broadcast
91.179.72.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.6337 , 5.5675
Hits / Errors
48 hits · 3 errors
First / Last seen
2025-12-14 12:21 · 2025-12-14 20:03
Top ASN
AS5432 · Proximus NV
Top organization / ISP
Top geo
Window / Updated
2025-12-08 → 2025-12-15 · Updated 2026-01-14 · v2

91.178.199.0/24

Risk Max LOW Footprint 0.391% Hits 48
Prefix / IP version
/24 · IPv4
Network
91.178.199.0
Broadcast
91.178.199.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.6337 , 5.5675
Hits / Errors
48 hits · 0 errors
First / Last seen
2024-11-09 16:15 · 2024-11-09 17:27
Top ASN
AS5432 · Proximus NV
Top organization / ISP
Top geo
Window / Updated
2024-11-04 → 2024-11-11 · Updated 2026-01-14 · v2

91.180.65.0/24

Risk Max LOW Footprint 0.391% Hits 46
Prefix / IP version
/24 · IPv4
Network
91.180.65.0
Broadcast
91.180.65.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.85320000000001 , 4.3778
Hits / Errors
46 hits · 0 errors
First / Last seen
2025-02-12 06:38 · 2025-02-12 06:39
Top ASN
AS5432 · Proximus NV
Top organization / ISP
Window / Updated
2025-02-10 → 2025-02-17 · Updated 2026-01-14 · v2

81.242.234.0/24

Risk Max LOW Footprint 0.391% Hits 31
Prefix / IP version
/24 · IPv4
Network
81.242.234.0
Broadcast
81.242.234.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.8534 , 4.347
Hits / Errors
31 hits · 0 errors
First / Last seen
2025-01-01 13:02 · 2025-01-01 13:03
Top ASN
AS5432 · Proximus NV
Top organization / ISP
Window / Updated
2024-12-30 → 2025-01-06 · Updated 2026-01-14 · v2

109.139.152.0/24

Risk Max LOW Footprint 0.391% Hits 31
Prefix / IP version
/24 · IPv4
Network
109.139.152.0
Broadcast
109.139.152.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.6836 , 4.36784
Hits / Errors
31 hits · 0 errors
First / Last seen
2024-09-23 15:24 · 2024-09-23 15:24
Top ASN
AS5432 · Proximus NV
Top organization / ISP
Window / Updated
2024-09-23 → 2024-09-30 · Updated 2026-01-14 · v2

109.136.122.0/24

Risk Max LOW Footprint 0.391% Hits 30
Prefix / IP version
/24 · IPv4
Network
109.136.122.0
Broadcast
109.136.122.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.842 , 4.4383
Hits / Errors
30 hits · 0 errors
First / Last seen
2025-03-22 10:20 · 2025-03-22 10:20
Top ASN
AS5432 · Proximus NV
Top organization / ISP
Window / Updated
2025-03-17 → 2025-03-24 · Updated 2026-01-14 · v2

81.247.129.0/24

Risk Max LOW Footprint 0.391% Hits 19
Prefix / IP version
/24 · IPv4
Network
81.247.129.0
Broadcast
81.247.129.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.2192 , 4.3917
Hits / Errors
19 hits · 0 errors
First / Last seen
2025-03-06 16:48 · 2025-03-06 16:49
Top ASN
AS5432 · Proximus NV
Top organization / ISP
Top geo
Window / Updated
2025-03-03 → 2025-03-10 · Updated 2026-01-14 · v2

109.137.201.0/24

Risk Max LOW Footprint 0.391% Hits 18
Prefix / IP version
/24 · IPv4
Network
109.137.201.0
Broadcast
109.137.201.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.2198 , 4.4671
Hits / Errors
18 hits · 0 errors
First / Last seen
2025-04-30 14:46 · 2025-04-30 14:47
Top ASN
AS5432 · Proximus NV
Top organization / ISP
Top geo
Window / Updated
2025-04-28 → 2025-05-05 · Updated 2026-01-14 · v2

81.240.99.0/24

Risk Max LOW Footprint 0.391% Hits 18
Prefix / IP version
/24 · IPv4
Network
81.240.99.0
Broadcast
81.240.99.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.842 , 4.4383
Hits / Errors
18 hits · 3 errors
First / Last seen
2024-10-02 21:19 · 2024-10-02 21:32
Top ASN
AS5432 · Proximus NV
Top organization / ISP
Window / Updated
2024-09-30 → 2024-10-07 · Updated 2026-01-14 · v2

91.178.217.0/24

Risk Max LOW Footprint 0.391% Hits 17
Prefix / IP version
/24 · IPv4
Network
91.178.217.0
Broadcast
91.178.217.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.4856 , 4.1894
Hits / Errors
17 hits · 0 errors
First / Last seen
2025-07-31 16:59 · 2025-07-31 17:03
Top ASN
AS5432 · Proximus NV
Top organization / ISP
Top geo
Window / Updated
2025-07-28 → 2025-08-04 · Updated 2026-01-14 · v2

109.128.83.0/24

Risk Max LOW Footprint 0.391% Hits 17
Prefix / IP version
/24 · IPv4
Network
109.128.83.0
Broadcast
109.128.83.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.6337 , 5.5675
Hits / Errors
17 hits · 1 errors
First / Last seen
2024-12-26 21:26 · 2024-12-26 21:27
Top ASN
AS5432 · Proximus NV
Top organization / ISP
Top geo
Window / Updated
2024-12-23 → 2024-12-30 · Updated 2026-01-14 · v2

81.246.215.0/24

Risk Max LOW Footprint 0.391% Hits 16
Prefix / IP version
/24 · IPv4
Network
81.246.215.0
Broadcast
81.246.215.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.4102 , 4.4472
Hits / Errors
16 hits · 0 errors
First / Last seen
2025-07-08 23:42 · 2025-07-08 23:43
Top ASN
AS5432 · Proximus NV
Top organization / ISP
Top geo
Window / Updated
2025-07-07 → 2025-07-14 · Updated 2026-01-14 · v2

87.65.166.0/24

Risk Max LOW Footprint 0.391% Hits 16
Prefix / IP version
/24 · IPv4
Network
87.65.166.0
Broadcast
87.65.166.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.6337 , 5.5675
Hits / Errors
16 hits · 0 errors
First / Last seen
2025-05-27 16:19 · 2025-05-27 16:20
Top ASN
AS5432 · Proximus NV
Top organization / ISP
Top geo
Window / Updated
2025-05-26 → 2025-06-02 · Updated 2026-01-14 · v2

109.129.68.0/24

Risk Max LOW Footprint 0.391% Hits 16
Prefix / IP version
/24 · IPv4
Network
109.129.68.0
Broadcast
109.129.68.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.047 , 3.7206
Hits / Errors
16 hits · 1 errors
First / Last seen
2024-11-30 19:56 · 2024-11-30 22:22
Top ASN
AS5432 · Proximus NV
Top organization / ISP
Top geo
Window / Updated
2024-11-25 → 2024-12-02 · Updated 2026-01-14 · v2

91.181.109.0/24

Risk Max LOW Footprint 0.391% Hits 15
Prefix / IP version
/24 · IPv4
Network
91.181.109.0
Broadcast
91.181.109.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.8534 , 4.347
Hits / Errors
15 hits · 0 errors
First / Last seen
2025-08-13 21:24 · 2025-08-13 22:24
Top ASN
AS5432 · Proximus NV
Top organization / ISP
Window / Updated
2025-08-11 → 2025-08-18 · Updated 2026-01-14 · v2

109.136.170.0/24

Risk Max LOW Footprint 0.391% Hits 14
Prefix / IP version
/24 · IPv4
Network
109.136.170.0
Broadcast
109.136.170.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.842 , 4.4383
Hits / Errors
14 hits · 0 errors
First / Last seen
2025-04-10 17:47 · 2025-04-10 17:48
Top ASN
AS5432 · Proximus NV
Top organization / ISP
Window / Updated
2025-04-07 → 2025-04-14 · Updated 2026-01-14 · v2

91.176.59.0/24

Risk Max LOW Footprint 0.391% Hits 14
Prefix / IP version
/24 · IPv4
Network
91.176.59.0
Broadcast
91.176.59.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.85110000000001 , 4.3132
Hits / Errors
14 hits · 6 errors
First / Last seen
2024-05-22 19:02 · 2024-05-22 19:03
Top ASN
AS5432 · Proximus NV
Top organization / ISP
Window / Updated
2024-05-20 → 2024-05-27 · Updated 2026-01-14 · v2

109.132.169.0/24

Risk Max LOW Footprint 0.391% Hits 12
Prefix / IP version
/24 · IPv4
Network
109.132.169.0
Broadcast
109.132.169.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.2198 , 4.4671
Hits / Errors
12 hits · 0 errors
First / Last seen
2024-02-23 17:30 · 2024-02-23 17:30
Top ASN
AS5432 · Proximus NV
Top organization / ISP
Top geo
Window / Updated
2024-02-19 → 2024-02-26 · Updated 2026-01-14 · v2

81.246.153.0/24

Risk Max LOW Footprint 0.391% Hits 11
Prefix / IP version
/24 · IPv4
Network
81.246.153.0
Broadcast
81.246.153.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.21979999999999 , 4.4671
Hits / Errors
11 hits · 3 errors
First / Last seen
2024-04-21 22:44 · 2024-04-21 22:48
Top ASN
AS5432 · Proximus NV
Top organization / ISP
Top geo
Window / Updated
2024-04-15 → 2024-04-22 · Updated 2026-01-14 · v2

109.134.171.0/24

Risk Max LOW Footprint 0.391% Hits 10
Prefix / IP version
/24 · IPv4
Network
109.134.171.0
Broadcast
109.134.171.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.8534 , 4.347
Hits / Errors
10 hits · 0 errors
First / Last seen
2024-05-29 12:25 · 2024-05-29 12:26
Top ASN
AS5432 · Proximus NV
Top organization / ISP
Window / Updated
2024-05-27 → 2024-06-03 · Updated 2026-01-14 · v2

109.137.129.0/24

Risk Max LOW Footprint 0.391% Hits 10
Prefix / IP version
/24 · IPv4
Network
109.137.129.0
Broadcast
109.137.129.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.047 , 3.7206
Hits / Errors
10 hits · 0 errors
First / Last seen
2024-04-19 22:27 · 2024-04-19 22:27
Top ASN
AS5432 · Proximus NV
Top organization / ISP
Top geo
Window / Updated
2024-04-15 → 2024-04-22 · Updated 2026-01-14 · v2

109.128.132.0/24

Risk Max LOW Footprint 0.391% Hits 6
Prefix / IP version
/24 · IPv4
Network
109.128.132.0
Broadcast
109.128.132.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.8534 , 4.347
Hits / Errors
6 hits · 3 errors
First / Last seen
2024-10-10 01:23 · 2024-10-10 01:24
Top ASN
AS5432 · Proximus NV
Top organization / ISP
Window / Updated
2024-10-07 → 2024-10-14 · Updated 2026-01-14 · v2

109.139.85.0/24

Risk Max LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
109.139.85.0
Broadcast
109.139.85.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.8534 , 4.347
Hits / Errors
4 hits · 2 errors
First / Last seen
2025-01-07 18:54 · 2025-01-07 18:54
Top ASN
AS5432 · Proximus NV
Top organization / ISP
Window / Updated
2025-01-06 → 2025-01-13 · Updated 2026-01-14 · v2

91.180.163.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
91.180.163.0
Broadcast
91.180.163.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.2192 , 4.3917
Hits / Errors
3 hits · 0 errors
First / Last seen
2024-04-15 15:18 · 2024-04-15 15:18
Top ASN
AS5432 · Proximus NV
Top organization / ISP
Top geo
Window / Updated
2024-04-15 → 2024-04-22 · Updated 2026-01-14 · v2

109.128.127.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
109.128.127.0
Broadcast
109.128.127.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.8534 , 4.347
Hits / Errors
1 hits · 1 errors
First / Last seen
2025-12-21 21:03 · 2025-12-21 21:03
Top ASN
AS5432 · Proximus NV
Top organization / ISP
Window / Updated
2025-12-15 → 2025-12-22 · Updated 2026-01-14 · v2

109.130.174.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
109.130.174.0
Broadcast
109.130.174.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.8534 , 4.347
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-07-09 23:23 · 2025-07-09 23:23
Top ASN
AS5432 · Proximus NV
Top organization / ISP
Window / Updated
2025-07-07 → 2025-07-14 · Updated 2026-01-14 · v2

87.67.239.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
87.67.239.0
Broadcast
87.67.239.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.2192 , 4.3917
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-01-31 11:47 · 2025-01-31 11:47
Top ASN
AS5432 · Proximus NV
Top organization / ISP
Top geo
Window / Updated
2025-01-27 → 2025-02-03 · Updated 2026-01-14 · v2

81.244.241.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
81.244.241.0
Broadcast
81.244.241.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.5494 , 4.987
Hits / Errors
1 hits · 0 errors
First / Last seen
2024-09-19 00:42 · 2024-09-19 00:42
Top ASN
AS5432 · Proximus NV
Top organization / ISP
Top geo
Window / Updated
2024-09-16 → 2024-09-23 · Updated 2026-01-14 · v2

217.136.238.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
217.136.238.0
Broadcast
217.136.238.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.8267 , 4.5224
Hits / Errors
1 hits · 0 errors
First / Last seen
2024-06-01 14:38 · 2024-06-01 14:38
Top ASN
AS5432 · Proximus NV
Top organization / ISP
Top geo
Window / Updated
2024-05-27 → 2024-06-03 · Updated 2026-01-14 · v2