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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.
Active filter: Gelderland · Clear
Snapshot 2026-01-20 Results 25 Page 1 / 1

109.201.133.0/24

Risk Max 1 LOW Footprint 0.391% Hits 17
Prefix / IP version
/24 · IPv4
Network
109.201.133.0
Broadcast
109.201.133.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.0089 , 5.9647
Hits / Errors
17 hits · 0 errors
First / Last seen
2024-01-14 21:56 · 2024-01-14 21:57
Top ASN
AS43350 · NForce Entertainment B.V.
Top organization / ISP
NForce Entertainment B.V · NFOrce Entertainment BV
Top geo
The Netherlands · Gelderland · Rozendaal
Window / Updated
2024-01-08 → 2024-01-15 · Updated 2026-01-14 · v2
Open report →

92.109.134.0/24

Risk Max — LOW Footprint 0.391% Hits 101
Prefix / IP version
/24 · IPv4
Network
92.109.134.0
Broadcast
92.109.134.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.7963 , 5.720500000000001
Hits / Errors
101 hits · 12 errors
First / Last seen
2025-01-05 16:23 · 2025-01-05 21:27
Top ASN
AS33915 · Vodafone Libertel B.V.
Top organization / ISP
Liberty Global B.V. · Vodafone Ziggo
Top geo
The Netherlands · Gelderland · Wijchen
Window / Updated
2024-12-30 → 2025-01-06 · Updated 2026-01-14 · v2
Open report →

178.231.16.0/24

Risk Max — LOW Footprint 0.391% Hits 36
Prefix / IP version
/24 · IPv4
Network
178.231.16.0
Broadcast
178.231.16.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.9901 , 5.9009
Hits / Errors
36 hits · 0 errors
First / Last seen
2025-02-21 19:59 · 2025-02-21 20:01
Top ASN
AS31615 · Odido Netherlands B.V.
Top organization / ISP
Odido Netherlands · Odido Netherlands B.V.
Top geo
The Netherlands · Gelderland · Arnhem
Window / Updated
2025-02-17 → 2025-02-24 · Updated 2026-01-14 · v2
Open report →

77.174.27.0/24

Risk Max — LOW Footprint 0.391% Hits 30
Prefix / IP version
/24 · IPv4
Network
77.174.27.0
Broadcast
77.174.27.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.9777 , 5.9037
Hits / Errors
30 hits · 0 errors
First / Last seen
2025-04-05 08:49 · 2025-04-05 08:49
Top ASN
AS1136 · KPN B.V.
Top organization / ISP
Concepts ICT Holding B.V. · Concepts ICT B.V.
Top geo
The Netherlands · Gelderland · Arnhem
Window / Updated
2025-03-31 → 2025-04-07 · Updated 2026-01-14 · v2
Open report →

143.177.221.0/24

Risk Max — LOW Footprint 0.391% Hits 30
Prefix / IP version
/24 · IPv4
Network
143.177.221.0
Broadcast
143.177.221.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.989 , 5.9167
Hits / Errors
30 hits · 2 errors
First / Last seen
2024-11-27 18:39 · 2024-11-27 18:40
Top ASN
AS50266 · Odido Netherlands B.V.
Top organization / ISP
— · TMONL
Top geo
The Netherlands · Gelderland · Arnhem
Window / Updated
2024-11-25 → 2024-12-02 · Updated 2026-01-14 · v2
Open report →

195.240.102.0/24

Risk Max — LOW Footprint 0.391% Hits 24
Prefix / IP version
/24 · IPv4
Network
195.240.102.0
Broadcast
195.240.102.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.989 , 5.9167
Hits / Errors
24 hits · 2 errors
First / Last seen
2024-12-03 00:24 · 2024-12-03 00:26
Top ASN
AS1136 · KPN B.V.
Top organization / ISP
— · KPN B.V
Top geo
The Netherlands · Gelderland · Arnhem
Window / Updated
2024-12-02 → 2024-12-09 · Updated 2026-01-14 · v2
Open report →

213.124.170.0/24

Risk Max — LOW Footprint 0.391% Hits 21
Prefix / IP version
/24 · IPv4
Network
213.124.170.0
Broadcast
213.124.170.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.8336 , 5.8857
Hits / Errors
21 hits · 2 errors
First / Last seen
2025-01-27 15:15 · 2025-01-27 15:17
Top ASN
AS33915 · Vodafone Libertel B.V.
Top organization / ISP
Ziggo Services B.V. · Vodafone Ziggo
Top geo
The Netherlands · Gelderland · Nijmegen
Window / Updated
2025-01-27 → 2025-02-03 · Updated 2026-01-14 · v2
Open report →

84.35.47.0/24

Risk Max — LOW Footprint 0.391% Hits 18
Prefix / IP version
/24 · IPv4
Network
84.35.47.0
Broadcast
84.35.47.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.88 , 5.82639
Hits / Errors
18 hits · 0 errors
First / Last seen
2023-10-30 16:42 · 2023-10-30 16:42
Top ASN
AS21221 · Infopact Netwerkdiensten B.V.
Top organization / ISP
Infopact Netwerkdiensten B.V · Infopact Netwerkdiensten B.V.
Top geo
The Netherlands · Gelderland · Oosterhout
Window / Updated
2023-10-30 → 2023-11-06 · Updated 2026-01-14 · v2
Open report →

94.157.44.0/24

Risk Max — LOW Footprint 0.391% Hits 17
Prefix / IP version
/24 · IPv4
Network
94.157.44.0
Broadcast
94.157.44.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.9439 , 5.8939
Hits / Errors
17 hits · 0 errors
First / Last seen
2025-01-19 16:26 · 2025-01-19 17:10
Top ASN
AS50266 · Odido Netherlands B.V.
Top organization / ISP
Odido Netherlands B.V · Odido Netherlands B.V.
Top geo
The Netherlands · Gelderland · Arnhem
Window / Updated
2025-01-13 → 2025-01-20 · Updated 2026-01-14 · v2
Open report →

217.103.211.0/24

Risk Max — LOW Footprint 0.391% Hits 13
Prefix / IP version
/24 · IPv4
Network
217.103.211.0
Broadcast
217.103.211.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.2191 , 5.9307
Hits / Errors
13 hits · 0 errors
First / Last seen
2024-09-15 10:54 · 2024-09-15 11:04
Top ASN
AS33915 · Vodafone Libertel B.V.
Top organization / ISP
Ziggo Services B.V. · Vodafone Ziggo
Top geo
The Netherlands · Gelderland · Apeldoorn
Window / Updated
2024-09-09 → 2024-09-16 · Updated 2026-01-14 · v2
Open report →

84.87.224.0/24

Risk Max — LOW Footprint 0.391% Hits 12
Prefix / IP version
/24 · IPv4
Network
84.87.224.0
Broadcast
84.87.224.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.8405 , 5.8412
Hits / Errors
12 hits · 1 errors
First / Last seen
2024-02-17 22:39 · 2024-02-17 22:41
Top ASN
AS1136 · KPN B.V.
Top organization / ISP
Telfort · KPN B.V.
Top geo
The Netherlands · Gelderland · Nijmegen
Window / Updated
2024-02-12 → 2024-02-19 · Updated 2026-01-14 · v2
Open report →

86.85.79.0/24

Risk Max — LOW Footprint 0.391% Hits 10
Prefix / IP version
/24 · IPv4
Network
86.85.79.0
Broadcast
86.85.79.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.179700000000004 , 5.4592
Hits / Errors
10 hits · 0 errors
First / Last seen
2024-09-11 23:29 · 2024-09-11 23:29
Top ASN
AS1136 · KPN B.V.
Top organization / ISP
— · KPN B.V.
Top geo
The Netherlands · Gelderland · Hoevelaken
Window / Updated
2024-09-09 → 2024-09-16 · Updated 2026-01-14 · v2
Open report →

143.177.208.0/24

Risk Max — LOW Footprint 0.391% Hits 10
Prefix / IP version
/24 · IPv4
Network
143.177.208.0
Broadcast
143.177.208.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.0438 , 6.6133
Hits / Errors
10 hits · 1 errors
First / Last seen
2024-05-06 12:39 · 2024-05-06 12:39
Top ASN
AS50266 · Odido Netherlands B.V.
Top organization / ISP
— · TMONL
Top geo
The Netherlands · Gelderland · Groenlo
Window / Updated
2024-05-06 → 2024-05-13 · Updated 2026-01-14 · v2
Open report →

84.85.56.0/24

Risk Max — LOW Footprint 0.391% Hits 6
Prefix / IP version
/24 · IPv4
Network
84.85.56.0
Broadcast
84.85.56.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.48069999999999 , 6.05
Hits / Errors
6 hits · 0 errors
First / Last seen
2025-03-29 22:22 · 2025-03-29 22:22
Top ASN
AS1136 · KPN B.V.
Top organization / ISP
— · KPN B.V.
Top geo
The Netherlands · Gelderland · Hattem
Window / Updated
2025-03-24 → 2025-03-31 · Updated 2026-01-14 · v2
Open report →

188.207.104.0/24

Risk Max — LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
188.207.104.0
Broadcast
188.207.104.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.4183 , 5.81806
Hits / Errors
4 hits · 0 errors
First / Last seen
2025-09-17 19:54 · 2025-09-17 19:54
Top ASN
AS1136 · KPN B.V.
Top organization / ISP
KPN Mobile The Netherlands B.V. · KPN B.V
Top geo
The Netherlands · Gelderland · Doornspijk
Window / Updated
2025-09-15 → 2025-09-22 · Updated 2026-01-14 · v2
Open report →

24.132.113.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
24.132.113.0
Broadcast
24.132.113.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.1885 , 5.9361
Hits / Errors
3 hits · 2 errors
First / Last seen
2025-10-04 07:03 · 2025-10-04 07:03
Top ASN
AS33915 · Vodafone Libertel B.V.
Top organization / ISP
Voda Ziggo · Vodafone Libertel B.V.
Top geo
The Netherlands · Gelderland · Ugchelen
Window / Updated
2025-09-29 → 2025-10-06 · Updated 2026-01-14 · v2
Open report →

41.216.183.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
41.216.183.0
Broadcast
41.216.183.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.9639 , 6.2863
Hits / Errors
3 hits · 3 errors
First / Last seen
2024-11-25 22:03 · 2024-11-25 22:03
Top ASN
AS327980 · FASTHOSTING (PTY) LTD
Top organization / ISP
Fasthosting · FASTHOSTING (PTY) LTD
Top geo
The Netherlands · Gelderland · Doetinchem
Window / Updated
2024-11-25 → 2024-12-02 · Updated 2026-01-14 · v2
Open report →

77.63.119.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
77.63.119.0
Broadcast
77.63.119.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.17 , 6.14167
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-09-17 19:56 · 2025-09-17 19:56
Top ASN
AS1136 · KPN B.V.
Top organization / ISP
KPN Mobile The Netherlands B.V. · KPN B.V
Top geo
The Netherlands · Gelderland · Voorst
Window / Updated
2025-09-15 → 2025-09-22 · Updated 2026-01-14 · v2
Open report →

137.224.252.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
137.224.252.0
Broadcast
137.224.252.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.9772 , 5.661
Hits / Errors
2 hits · 1 errors
First / Last seen
2024-12-06 15:31 · 2024-12-06 15:31
Top ASN
AS1103 · SURF B.V.
Top organization / ISP
Wageningen Universiteit · WAU
Top geo
The Netherlands · Gelderland · Wageningen
Window / Updated
2024-12-02 → 2024-12-09 · Updated 2026-01-14 · v2
Open report →

217.103.105.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
217.103.105.0
Broadcast
217.103.105.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.9777 , 5.9037
Hits / Errors
2 hits · 1 errors
First / Last seen
2024-11-23 22:09 · 2024-11-23 22:09
Top ASN
AS33915 · Vodafone Libertel B.V.
Top organization / ISP
Ziggo Services B.V. · Vodafone Ziggo
Top geo
The Netherlands · Gelderland · Arnhem
Window / Updated
2024-11-18 → 2024-11-25 · Updated 2026-01-14 · v2
Open report →

31.20.21.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
31.20.21.0
Broadcast
31.20.21.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.3788 , 5.7705
Hits / Errors
2 hits · 1 errors
First / Last seen
2024-10-05 01:50 · 2024-10-05 01:50
Top ASN
AS50266 · Odido Netherlands B.V.
Top organization / ISP
— · TMONL
Top geo
The Netherlands · Gelderland · Nunspeet
Window / Updated
2024-09-30 → 2024-10-07 · Updated 2026-01-14 · v2
Open report →

82.172.121.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
82.172.121.0
Broadcast
82.172.121.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.1407 , 6.5218
Hits / Errors
2 hits · 1 errors
First / Last seen
2024-09-22 18:12 · 2024-09-22 18:12
Top ASN
AS50266 · Odido Netherlands B.V.
Top organization / ISP
— · Tele2 Netherlands
Top geo
The Netherlands · Gelderland · Geesteren
Window / Updated
2024-09-16 → 2024-09-23 · Updated 2026-01-14 · v2
Open report →

145.53.12.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
145.53.12.0
Broadcast
145.53.12.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.9776 , 6.302
Hits / Errors
1 hits · 1 errors
First / Last seen
2025-08-02 22:04 · 2025-08-02 22:04
Top ASN
AS1136 · KPN B.V.
Top organization / ISP
KPN B.V · KPN B.V.
Top geo
The Netherlands · Gelderland · Doetinchem
Window / Updated
2025-07-28 → 2025-08-04 · Updated 2026-01-14 · v2
Open report →

62.131.149.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
62.131.149.0
Broadcast
62.131.149.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.2124 , 5.9749
Hits / Errors
1 hits · 1 errors
First / Last seen
2025-02-09 10:12 · 2025-02-09 10:12
Top ASN
AS1136 · KPN B.V.
Top organization / ISP
— · KPN B.V.
Top geo
The Netherlands · Gelderland · Apeldoorn
Window / Updated
2025-02-03 → 2025-02-10 · Updated 2026-01-14 · v2
Open report →

62.250.237.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
62.250.237.0
Broadcast
62.250.237.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
51.9705 , 6.7194
Hits / Errors
1 hits · 1 errors
First / Last seen
2023-11-15 05:32 · 2023-11-15 05:32
Top ASN
AS50266 · Odido Netherlands B.V.
Top organization / ISP
— · TMONL
Top geo
The Netherlands · Gelderland · Winterswijk
Window / Updated
2023-11-13 → 2023-11-20 · Updated 2026-01-14 · v2
Open report →