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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: Porto União · Clear
Snapshot 2026-03-03 Results 5 Page 1 / 1

186.211.103.0/24

Risk Max — LOW Footprint 2.734% Hits 10
Prefix / IP version
/24 · IPv4
Network
186.211.103.0
Broadcast
186.211.103.255
Observed IPs / Subnet size
7 observed · 256 total
Centroid
-26.3927 , -51.0159
Hits / Errors
10 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-03-02 02:00
Top ASN
AS53062 · ALT | GRUPO BRASIL TECPAR
Top organization / ISP
ALT | GRUPO BRASIL TECPAR · Ggnet Telecom Backbone
Top geo
Brazil · Santa Catarina · Porto União
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.155.139.0/24

Risk Max — LOW Footprint 1.172% Hits 3
Prefix / IP version
/24 · IPv4
Network
177.155.139.0
Broadcast
177.155.139.255
Observed IPs / Subnet size
3 observed · 256 total
Centroid
-26.3927 , -51.01590000000001
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-28 02:00
Top ASN
AS53062 · ALT | GRUPO BRASIL TECPAR
Top organization / ISP
ALT | GRUPO BRASIL TECPAR · Ggnet Telecom Backbone
Top geo
Brazil · Santa Catarina · Porto União
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

45.70.83.0/24

Risk Max — LOW Footprint 0.781% Hits 3
Prefix / IP version
/24 · IPv4
Network
45.70.83.0
Broadcast
45.70.83.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-26.3927 , -51.01590000000001
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-27 02:00
Top ASN
AS267570 · Naweg Internet Ltda
Top organization / ISP
Naweg Internet Ltda · Naweg Internet Ltda
Top geo
Brazil · Santa Catarina · Porto União
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

177.155.137.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
177.155.137.0
Broadcast
177.155.137.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-26.3927 , -51.0159
Hits / Errors
2 hits · 1 errors
First / Last seen
2026-02-23 02:00 · 2026-02-25 02:00
Top ASN
AS53062 · ALT | GRUPO BRASIL TECPAR
Top organization / ISP
Flognet Inc · 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 →

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 →