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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: Master Net Telecom LTDA · Clear
Snapshot 2026-03-04 Results 5 Page 1 / 1

186.251.81.0/24

Risk Max — LOW Footprint 1.172% Hits 4
Prefix / IP version
/24 · IPv4
Network
186.251.81.0
Broadcast
186.251.81.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-29.9171 , -51.0893
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-27 02:00
Top ASN
AS53223 · Master Net Telecom LTDA
Top organization / ISP
Master Net Telecom LTDA · Master Net Telecom LTDA
Top geo
Brazil · Rio Grande do Sul · Cachoeirinha
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.67.149.0/24

Risk Max — LOW Footprint 0.781% Hits 3
Prefix / IP version
/24 · IPv4
Network
177.67.149.0
Broadcast
177.67.149.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-29.925866666666668 , -51.05733333333333
Hits / Errors
3 hits · 1 errors
First / Last seen
2026-02-26 02:00 · 2026-03-02 02:00
Top ASN
AS53223 · Master Net Telecom LTDA
Top organization / ISP
Master Net Telecom LTDA · Master Net Telecom LTDA
Top geo
Brazil · Rio Grande do Sul · Cachoeirinha
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.67.150.0/24

Risk Max — LOW Footprint 0.781% Hits 3
Prefix / IP version
/24 · IPv4
Network
177.67.150.0
Broadcast
177.67.150.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-29.934633333333334 , -51.02536666666666
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-28 02:00
Top ASN
AS53223 · Master Net Telecom LTDA
Top organization / ISP
Master Net Telecom LTDA · Master Net Telecom LTDA
Top geo
Brazil · Rio Grande do Sul · Gravataí
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.67.151.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
177.67.151.0
Broadcast
177.67.151.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-29.9171 , -51.0893
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS53223 · Master Net Telecom LTDA
Top organization / ISP
Master Net Telecom LTDA · Master Net Telecom LTDA
Top geo
Brazil · Rio Grande do Sul · Cachoeirinha
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

186.251.80.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
186.251.80.0
Broadcast
186.251.80.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-29.9171 , -51.0893
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS53223 · Master Net Telecom LTDA
Top organization / ISP
Master Net Telecom LTDA · Master Net Telecom LTDA
Top geo
Brazil · Rio Grande do Sul · Cachoeirinha
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →