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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: GUIFAMI Informática Ltda · Clear
Snapshot 2026-03-08 Results 5 Page 1 / 1

187.45.153.0/24

Risk Max — LOW Footprint 2.734% Hits 10
Prefix / IP version
/24 · IPv4
Network
187.45.153.0
Broadcast
187.45.153.255
Observed IPs / Subnet size
7 observed · 256 total
Centroid
-21.287200000000002 , -47.84143
Hits / Errors
10 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-03-02 02:00
Top ASN
AS28370 · GUIFAMI Informática Ltda.
Top organization / ISP
GUIFAMI Informática Ltda · GUIFAMI Informática Ltda.
Top geo
Brazil · São Paulo · Sertãozinho
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

187.45.152.0/24

Risk Max — LOW Footprint 1.562% Hits 7
Prefix / IP version
/24 · IPv4
Network
187.45.152.0
Broadcast
187.45.152.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
-21.779728571428567 , -47.38021428571428
Hits / Errors
7 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-01 02:00
Top ASN
AS28370 · GUIFAMI Informática Ltda.
Top organization / ISP
GUIFAMI Informática Ltda · GUIFAMI Informática Ltda.
Top geo
Brazil · São Paulo · Sertãozinho
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

45.172.145.0/24

Risk Max — LOW Footprint 0.781% Hits 3
Prefix / IP version
/24 · IPv4
Network
45.172.145.0
Broadcast
45.172.145.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-20.6693 , -48.3988
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-27 02:00
Top ASN
AS28370 · GUIFAMI Informática Ltda.
Top organization / ISP
GUIFAMI Informática Ltda · GUIFAMI Informática Ltda.
Top geo
Brazil · São Paulo · Jaborandi
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

45.172.144.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
45.172.144.0
Broadcast
45.172.144.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-21.1373 , -47.9818
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-28 02:00
Top ASN
AS28370 · GUIFAMI Informática Ltda.
Top organization / ISP
Devanir Augusto Fontes · GUIFAMI Informática Ltda
Top geo
Brazil · São Paulo · Sertãozinho
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

45.172.146.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
45.172.146.0
Broadcast
45.172.146.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-20.6693 , -48.3988
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-01 02:00 · 2026-03-02 02:00
Top ASN
AS28370 · GUIFAMI Informática Ltda.
Top organization / ISP
GUIFAMI Informática Ltda · GUIFAMI Informática Ltda.
Top geo
Brazil · São Paulo · Jaborandi
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →