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.
Search
Active filter:
Rotterdam
·
Clear
Snapshot
2026-03-07
Results
24
Page
1
/
1
212.8.250.0/24
Risk Max
—
LOW
Footprint
0.781
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
212.8.250.0
Broadcast
212.8.250.255
Observed IPs / Subnet size
2
observed ·
256
total
Centroid
51.92085 , 4.4768
Hits / Errors
2
hits ·
0
errors
First / Last seen
2026-02-24 02:00 · 2026-02-27 02:00
Top ASN
AS49981 ·
WorldStream B.V.
Top organization / ISP
Worldstream
·
WorldStream B.V.
Top geo
Netherlands
·
South Holland
·
Rotterdam
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
185.189.182.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
10
Prefix / IP version
/24 · IPv4
Network
185.189.182.0
Broadcast
185.189.182.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
51.924400000000006 , 4.47773
Hits / Errors
10
hits ·
10
errors
First / Last seen
2026-02-23 02:00 · 2026-03-01 02:00
Top ASN
AS215747 ·
NubaCloud B.V.
Top organization / ISP
NubaCloud
·
NubaCloud B.V.
Top geo
The Netherlands
·
South Holland
·
Rotterdam
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
24.132.194.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
3
Prefix / IP version
/24 · IPv4
Network
24.132.194.0
Broadcast
24.132.194.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
51.8895 , 4.468
Hits / Errors
3
hits ·
0
errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS33915 ·
Vodafone Libertel B.V.
Top organization / ISP
Liberty Global B.V.
·
Vodafone Ziggo
Top geo
Netherlands
·
South Holland
·
Rotterdam
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
178.231.105.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
3
Prefix / IP version
/24 · IPv4
Network
178.231.105.0
Broadcast
178.231.105.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
51.9179 , 4.4901
Hits / Errors
3
hits ·
0
errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS31615 ·
Odido Netherlands B.V.
Top organization / ISP
Odido Netherlands
·
Odido Netherlands B.V.
Top geo
Netherlands
·
South Holland
·
Rotterdam
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
217.103.236.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
3
Prefix / IP version
/24 · IPv4
Network
217.103.236.0
Broadcast
217.103.236.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
51.91909999999999 , 4.4414
Hits / Errors
3
hits ·
0
errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS33915 ·
Vodafone Libertel B.V.
Top organization / ISP
Ziggo Services B.V.
·
Vodafone Ziggo
Top geo
The Netherlands
·
South Holland
·
Rotterdam
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
95.96.180.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
3
Prefix / IP version
/24 · IPv4
Network
95.96.180.0
Broadcast
95.96.180.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
51.9082 , 4.5019
Hits / Errors
3
hits ·
0
errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS33915 ·
Vodafone Libertel B.V.
Top organization / ISP
Liberty Global B.V.
·
Vodafone Ziggo
Top geo
Netherlands
·
South Holland
·
Rotterdam
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
86.95.206.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
3
Prefix / IP version
/24 · IPv4
Network
86.95.206.0
Broadcast
86.95.206.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
51.9381 , 4.5445
Hits / Errors
3
hits ·
0
errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS1136 ·
KPN B.V.
Top organization / ISP
— ·
KPN B.V.
Top geo
Netherlands
·
South Holland
·
Rotterdam
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
94.157.59.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
3
Prefix / IP version
/24 · IPv4
Network
94.157.59.0
Broadcast
94.157.59.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
51.8794 , 4.4712
Hits / Errors
3
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS50266 ·
Odido Netherlands B.V.
Top organization / ISP
Odido Netherlands B.V
·
Odido Netherlands B.V.
Top geo
Netherlands
·
South Holland
·
Rotterdam
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
217.103.239.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
217.103.239.0
Broadcast
217.103.239.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
51.9191 , 4.4414
Hits / Errors
2
hits ·
0
errors
First / Last seen
2026-02-24 02:00 · 2026-02-28 02:00
Top ASN
AS33915 ·
Vodafone Libertel B.V.
Top organization / ISP
Ziggo Services B.V.
·
Vodafone Ziggo
Top geo
The Netherlands
·
South Holland
·
Rotterdam
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
87.208.25.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
87.208.25.0
Broadcast
87.208.25.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
51.9281 , 4.5052
Hits / Errors
2
hits ·
0
errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS50266 ·
Odido Netherlands B.V.
Top organization / ISP
— ·
Odido WBA Services
Top geo
Netherlands
·
South Holland
·
Rotterdam
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
62.250.126.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
62.250.126.0
Broadcast
62.250.126.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
51.9179 , 4.4901
Hits / Errors
2
hits ·
0
errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS50266 ·
Odido Netherlands B.V.
Top organization / ISP
T-mobile Netherlands B.V
·
Odido Netherlands B.V.
Top geo
Netherlands
·
South Holland
·
Rotterdam
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
77.163.128.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
77.163.128.0
Broadcast
77.163.128.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
51.8895 , 4.468
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-03-01 02:00 · 2026-03-02 02:00
Top ASN
AS1136 ·
KPN B.V.
Top organization / ISP
— ·
KPN B.V.
Top geo
Netherlands
·
South Holland
·
Rotterdam
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
212.8.252.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
212.8.252.0
Broadcast
212.8.252.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
51.9235 , 4.4813
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-28 02:00 · 2026-03-01 02:00
Top ASN
AS49981 ·
WorldStream B.V.
Top organization / ISP
— ·
WorldStream B.V.
Top geo
Netherlands
·
South Holland
·
Rotterdam
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
77.248.218.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
77.248.218.0
Broadcast
77.248.218.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
51.9009 , 4.4945
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS33915 ·
Vodafone Libertel B.V.
Top organization / ISP
Liberty Global B.V.
·
Vodafone Ziggo
Top geo
Netherlands
·
South Holland
·
Rotterdam
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
84.82.223.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
84.82.223.0
Broadcast
84.82.223.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
51.9009 , 4.4945
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS1136 ·
KPN B.V.
Top organization / ISP
— ·
KPN BV
Top geo
Netherlands
·
South Holland
·
Rotterdam
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
88.159.98.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
88.159.98.0
Broadcast
88.159.98.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
51.937 , 4.4602
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS1136 ·
KPN B.V.
Top organization / ISP
Edutel B.V.
·
KPN Network
Top geo
Netherlands
·
South Holland
·
Rotterdam
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
80.61.154.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
80.61.154.0
Broadcast
80.61.154.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
51.9221 , 4.45
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS1136 ·
KPN B.V.
Top organization / ISP
— ·
KPN B.V.
Top geo
Netherlands
·
South Holland
·
Rotterdam
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
84.31.87.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
84.31.87.0
Broadcast
84.31.87.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
51.9009 , 4.4945
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS33915 ·
Vodafone Libertel B.V.
Top organization / ISP
— ·
Vodafone Ziggo
Top geo
The Netherlands
·
South Holland
·
Rotterdam
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
37.251.37.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
37.251.37.0
Broadcast
37.251.37.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
51.9191 , 4.4414
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS1136 ·
KPN B.V.
Top organization / ISP
ISP Fabriek B.V.
·
ISPFabriek
Top geo
Netherlands
·
South Holland
·
Rotterdam
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
178.225.107.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
178.225.107.0
Broadcast
178.225.107.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
51.9235 , 4.4813
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS31615 ·
Odido Netherlands B.V.
Top organization / ISP
Odido Netherlands
·
Odido Netherlands B.V.
Top geo
Netherlands
·
South Holland
·
Rotterdam
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
24.132.189.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
24.132.189.0
Broadcast
24.132.189.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
51.9486 , 4.5588
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS33915 ·
Vodafone Libertel B.V.
Top organization / ISP
Liberty Global B.V.
·
Vodafone Ziggo
Top geo
Netherlands
·
South Holland
·
Rotterdam
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
77.166.46.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
77.166.46.0
Broadcast
77.166.46.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
51.9064 , 4.4381
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS1136 ·
KPN B.V.
Top organization / ISP
— ·
KPN B.V.
Top geo
Netherlands
·
South Holland
·
Rotterdam
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
81.204.46.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
81.204.46.0
Broadcast
81.204.46.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
51.9281 , 4.5052
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS1136 ·
KPN B.V.
Top organization / ISP
— ·
KPN B.V
Top geo
Netherlands
·
South Holland
·
Rotterdam
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
81.205.118.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
81.205.118.0
Broadcast
81.205.118.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
51.9221 , 4.45
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS1136 ·
KPN B.V.
Top organization / ISP
— ·
KPN B.V
Top geo
Netherlands
·
South Holland
·
Rotterdam
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
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