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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: UUNET · Clear
Snapshot 2026-01-21 Results 3 Page 1 / 1

145.107.80.0/24

Risk Max — LOW Footprint 0.391% Hits 16
Prefix / IP version
/24 · IPv4
Network
145.107.80.0
Broadcast
145.107.80.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.1146 , 5.0967
Hits / Errors
16 hits · 2 errors
First / Last seen
2024-01-02 17:36 · 2024-01-02 17:38
Top ASN
AS1103 · SURF B.V.
Top organization / ISP
— · UUNET
Top geo
The Netherlands · Utrecht · Utrecht
Window / Updated
2024-01-01 → 2024-01-08 · Updated 2026-01-14 · v2
Open report →

205.150.100.0/24

Risk Max — LOW Footprint 0.391% Hits 15
Prefix / IP version
/24 · IPv4
Network
205.150.100.0
Broadcast
205.150.100.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.6441 , -79.5698
Hits / Errors
15 hits · 0 errors
First / Last seen
2025-03-02 02:46 · 2025-03-02 02:46
Top ASN
AS701 · Verizon Business
Top organization / ISP
UUNET Canada Inc. · Verizon Business
Top geo
Canada · Ontario · Etobicoke
Window / Updated
2025-02-24 → 2025-03-03 · Updated 2026-01-14 · v2
Open report →

203.6.69.0/24

Risk Max — LOW Footprint 0.391% Hits 11
Prefix / IP version
/24 · IPv4
Network
203.6.69.0
Broadcast
203.6.69.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-35.3484 , 149.198
Hits / Errors
11 hits · 0 errors
First / Last seen
2025-03-25 09:32 · 2025-03-25 09:32
Top ASN
AS9466 · UUNET Japan Limited
Top organization / ISP
Australian Defence Organisation · Verizon Japan Limited
Top geo
Australia · New South Wales · Queanbeyan
Window / Updated
2025-03-24 → 2025-03-31 · Updated 2026-01-14 · v2
Open report →