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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.

149.154.244.0/24

Risk Max LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
149.154.244.0
Broadcast
149.154.244.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
50.6337 , 5.5675
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS12392 · VOO S.A.
Top organization / ISP
— · VOO
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

178.51.157.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
178.51.157.0
Broadcast
178.51.157.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.6337 , 5.5675
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS47377 · Orange Belgium SA
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

87.65.168.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
87.65.168.0
Broadcast
87.65.168.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.6337 , 5.5675
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS5432 · Proximus NV
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

178.51.150.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
178.51.150.0
Broadcast
178.51.150.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.6337 , 5.5675
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS47377 · Orange Belgium SA
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

81.241.97.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
81.241.97.0
Broadcast
81.241.97.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.6337 , 5.5675
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS5432 · Proximus NV
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

91.177.37.0/24

Risk Max LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
91.177.37.0
Broadcast
91.177.37.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.6337 , 5.5675
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS5432 · Proximus NV
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

217.136.16.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
217.136.16.0
Broadcast
217.136.16.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.6337 , 5.5675
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS5432 · Proximus NV
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

91.182.58.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
91.182.58.0
Broadcast
91.182.58.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.6337 , 5.5675
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS5432 · Proximus NV
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

91.86.127.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
91.86.127.0
Broadcast
91.86.127.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.6152 , 5.6001
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS47377 · Orange Belgium SA
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

149.154.203.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
149.154.203.0
Broadcast
149.154.203.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.6337 , 5.5675
Hits / Errors
1 hits · 1 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS12392 · VOO S.A.
Top organization / ISP
— · VOO - CGN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

109.128.82.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
109.128.82.0
Broadcast
109.128.82.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.6337 , 5.5675
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS5432 · Proximus NV
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

149.154.255.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
149.154.255.0
Broadcast
149.154.255.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.6337 , 5.5675
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS12392 · VOO S.A.
Top organization / ISP
— · VOO
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

178.51.165.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
178.51.165.0
Broadcast
178.51.165.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.6337 , 5.5675
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS47377 · Orange Belgium SA
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

217.136.41.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
217.136.41.0
Broadcast
217.136.41.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.6337 , 5.5675
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS5432 · Proximus NV
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

217.136.68.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
217.136.68.0
Broadcast
217.136.68.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.6337 , 5.5675
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS5432 · Proximus NV
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

80.201.168.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
80.201.168.0
Broadcast
80.201.168.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.6337 , 5.5675
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS5432 · Proximus NV
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

91.179.120.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
91.179.120.0
Broadcast
91.179.120.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.6337 , 5.5675
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS5432 · Proximus NV
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

213.49.44.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
213.49.44.0
Broadcast
213.49.44.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.6337 , 5.5675
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS5432 · Proximus NV
Top organization / ISP
— · Scarlet-EUN
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

87.66.41.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
87.66.41.0
Broadcast
87.66.41.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.6337 , 5.5675
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS5432 · Proximus NV
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

91.177.60.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
91.177.60.0
Broadcast
91.177.60.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.6337 , 5.5675
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS5432 · Proximus NV
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2

91.180.108.0/24

Risk Max LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
91.180.108.0
Broadcast
91.180.108.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.6337 , 5.5675
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS5432 · Proximus NV
Top organization / ISP
Top geo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2