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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: Ciabrasnet - Central Brasileira de Internet Ltda · Clear
Snapshot 2026-03-04 Results 4 Page 1 / 1

191.253.27.0/24

Risk Max — LOW Footprint 0.781% Hits 4
Prefix / IP version
/24 · IPv4
Network
191.253.27.0
Broadcast
191.253.27.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-26.0921 , -51.1121
Hits / Errors
4 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-24 02:00
Top ASN
AS263524 · Ciabrasnet - Central Brasileira de Internet Ltda
Top organization / ISP
Ciabrasnet - Central Brasileira de Internet Ltda · Ciabrasnet - Central Brasileira de Internet Ltda
Top geo
Brazil · Paraná · União da Vitória
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

191.253.24.0/24

Risk Max — LOW Footprint 0.781% Hits 3
Prefix / IP version
/24 · IPv4
Network
191.253.24.0
Broadcast
191.253.24.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-26.0921 , -51.1121
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-27 02:00
Top ASN
AS263524 · Ciabrasnet - Central Brasileira de Internet Ltda
Top organization / ISP
Ciabrasnet - Central Brasileira de Internet Ltda · Ciabrasnet - Central Brasileira de Internet Ltda
Top geo
Brazil · Paraná · União da Vitória
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

191.253.29.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
191.253.29.0
Broadcast
191.253.29.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-26.0921 , -51.1121
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS263524 · Ciabrasnet - Central Brasileira de Internet Ltda
Top organization / ISP
Ciabrasnet - Central Brasileira de Internet Ltda · Ciabrasnet - Central Brasileira de Internet Ltda
Top geo
Brazil · Paraná · União da Vitória
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

186.211.99.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
186.211.99.0
Broadcast
186.211.99.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-26.3927 , -51.0159
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-28 02:00 · 2026-03-01 02:00
Top ASN
AS53062 · ALT | GRUPO BRASIL TECPAR
Top organization / ISP
Ciabrasnet - Central Brasileira de Internet Ltda · ALT | GRUPO BRASIL TECPAR
Top geo
Brazil · Santa Catarina · Porto União
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →