DigitalOcean Referral Badge
cloud1
cloud2
cloud3
cloud4
cloud5
cloud6

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: Halley Telecom Comercio & Serviço Ltda · Clear
Snapshot 2026-03-05 Results 6 Page 1 / 1

201.150.151.0/24

Risk Max — LOW Footprint 2.734% Hits 9
Prefix / IP version
/24 · IPv4
Network
201.150.151.0
Broadcast
201.150.151.255
Observed IPs / Subnet size
7 observed · 256 total
Centroid
-1.1418 , -47.5099
Hits / Errors
9 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-03-01 02:00
Top ASN
AS61817 · Halley Telecom Comercio & Serviço Ltda
Top organization / ISP
Halley Telecom Comercio & Serviço Ltda · Halley Telecom Comercio & Serviço Ltda Me
Top geo
Brazil · Pará · Igarapé-Açu
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

201.150.149.0/24

Risk Max — LOW Footprint 2.344% Hits 7
Prefix / IP version
/24 · IPv4
Network
201.150.149.0
Broadcast
201.150.149.255
Observed IPs / Subnet size
6 observed · 256 total
Centroid
-1.1418 , -47.50990000000001
Hits / Errors
7 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-03-01 02:00
Top ASN
AS61817 · Halley Telecom Comercio & Serviço Ltda
Top organization / ISP
Halley Telecom Comercio & Serviço Ltda · Halley Telecom Comercio & Serviço Ltda Me
Top geo
Brazil · Pará · Igarapé-Açu
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

201.150.150.0/24

Risk Max — LOW Footprint 0.781% Hits 5
Prefix / IP version
/24 · IPv4
Network
201.150.150.0
Broadcast
201.150.150.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-1.1418 , -47.5099
Hits / Errors
5 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-03-01 02:00
Top ASN
AS61817 · Halley Telecom Comercio & Serviço Ltda
Top organization / ISP
Halley Telecom Comercio & Serviço Ltda · Halley Telecom Comercio & Serviço Ltda Me
Top geo
Brazil · Pará · Igarapé-Açu
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

201.150.148.0/24

Risk Max — LOW Footprint 0.781% Hits 3
Prefix / IP version
/24 · IPv4
Network
201.150.148.0
Broadcast
201.150.148.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-1.1418 , -47.509899999999995
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-28 02:00
Top ASN
AS61817 · Halley Telecom Comercio & Serviço Ltda
Top organization / ISP
M M CORDEIRO · Halley Telecom Comercio & Serviço Ltda
Top geo
Brazil · Pará · Igarapé-Açu
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

216.28.194.0/24

Risk Max — LOW Footprint 0.781% Hits 3
Prefix / IP version
/24 · IPv4
Network
216.28.194.0
Broadcast
216.28.194.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-0.4896 , -48.6104
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-27 02:00 · 2026-02-28 02:00
Top ASN
AS61817 · Halley Telecom Comercio & Serviço Ltda
Top organization / ISP
Topnet Marajo LTDA · Cogent Communications
Top geo
Brazil · Pará · Soure
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

38.56.4.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
38.56.4.0
Broadcast
38.56.4.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-1.344 , -48.3851
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-01 02:00 · 2026-03-02 02:00
Top ASN
AS61817 · Halley Telecom Comercio & Serviço Ltda
Top organization / ISP
Halley Telecom Comercio & Servico Ltda · Halley Telecom Comercio & Servico Ltda
Top geo
Brazil · Pará · Ananindeua
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →