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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: Heredia · Clear
Snapshot 2026-01-24 Results 17 Page 1 / 1

186.32.218.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
186.32.218.0
Broadcast
186.32.218.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
9.9983 , -84.1171
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-11-25 04:24 · 2025-11-30 19:28
Top ASN
AS262197 · MILLICOM CABLE COSTA RICA S.A.
Top organization / ISP
Millicom Cable Costa Rica S.A · Millicom Cable Costa Rica S.A.
Top geo
Costa Rica · Heredia Province · Heredia
Window / Updated
2025-11-24 → 2025-12-01 · Updated 2026-01-14 · v2
Open report →

201.206.191.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
201.206.191.0
Broadcast
201.206.191.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
9.9983 , -84.1171
Hits / Errors
2 hits · 1 errors
First / Last seen
2025-11-24 13:53 · 2025-11-26 02:22
Top ASN
AS11830 · Instituto Costarricense de Electricidad y Telecom.
Top organization / ISP
SAN MARCOS DE TARRAZU · Instituto Costarricense de Electricidad y Telecom.
Top geo
Costa Rica · Heredia Province · Heredia
Window / Updated
2025-11-24 → 2025-12-01 · Updated 2026-01-14 · v2
Open report →

186.15.204.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
186.15.204.0
Broadcast
186.15.204.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
9.9983 , -84.1171
Hits / Errors
3 hits · 1 errors
First / Last seen
2025-11-25 04:29 · 2025-11-25 04:29
Top ASN
AS52228 · Cable Tica
Top organization / ISP
Cable Tica · Cable Tica
Top geo
Costa Rica · Heredia Province · Heredia
Window / Updated
2025-11-24 → 2025-12-01 · Updated 2026-01-14 · v2
Open report →

186.32.220.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
186.32.220.0
Broadcast
186.32.220.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
9.9983 , -84.1171
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-12-14 08:14 · 2025-12-14 08:14
Top ASN
AS262197 · MILLICOM CABLE COSTA RICA S.A.
Top organization / ISP
Millicom Cable Costa Rica S.A · Millicom Cable Costa Rica S.A.
Top geo
Costa Rica · Heredia Province · Heredia
Window / Updated
2025-12-08 → 2025-12-15 · Updated 2026-01-14 · v2
Open report →

201.194.17.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
201.194.17.0
Broadcast
201.194.17.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
10.0165 , -84.2139
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-11-29 04:53 · 2025-11-29 04:53
Top ASN
AS11830 · Instituto Costarricense de Electricidad y Telecom.
Top organization / ISP
HEREDIA · Instituto Costarricense de Electricidad y Telecom
Top geo
Costa Rica · Alajuela Province · Alajuela
Window / Updated
2025-11-24 → 2025-12-01 · Updated 2026-01-14 · v2
Open report →

186.32.219.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
186.32.219.0
Broadcast
186.32.219.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
9.9983 , -84.1171
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-12-17 22:07 · 2025-12-17 22:07
Top ASN
AS262197 · MILLICOM CABLE COSTA RICA S.A.
Top organization / ISP
Millicom Cable Costa Rica S.A · Millicom Cable Costa Rica S.A.
Top geo
Costa Rica · Heredia Province · Heredia
Window / Updated
2025-12-15 → 2025-12-22 · Updated 2026-01-14 · v2
Open report →

186.32.222.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
186.32.222.0
Broadcast
186.32.222.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
9.9983 , -84.1171
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-12-17 21:52 · 2025-12-17 21:52
Top ASN
AS262197 · MILLICOM CABLE COSTA RICA S.A.
Top organization / ISP
Millicom Cable Costa Rica S.A · Millicom Cable Costa Rica S.A.
Top geo
Costa Rica · Heredia Province · Heredia
Window / Updated
2025-12-15 → 2025-12-22 · Updated 2026-01-14 · v2
Open report →

186.32.223.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
186.32.223.0
Broadcast
186.32.223.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
9.9983 , -84.1171
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-12-17 15:24 · 2025-12-17 15:24
Top ASN
AS262197 · MILLICOM CABLE COSTA RICA S.A.
Top organization / ISP
Millicom Cable Costa Rica S.A · Millicom Cable Costa Rica S.A.
Top geo
Costa Rica · Heredia Province · Heredia
Window / Updated
2025-12-15 → 2025-12-22 · Updated 2026-01-14 · v2
Open report →

186.32.217.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
186.32.217.0
Broadcast
186.32.217.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
9.9983 , -84.1171
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-12-17 12:06 · 2025-12-17 12:06
Top ASN
AS262197 · MILLICOM CABLE COSTA RICA S.A.
Top organization / ISP
Millicom Cable Costa Rica S.A · Millicom Cable Costa Rica S.A.
Top geo
Costa Rica · Heredia Province · Heredia
Window / Updated
2025-12-15 → 2025-12-22 · Updated 2026-01-14 · v2
Open report →

201.203.117.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
201.203.117.0
Broadcast
201.203.117.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
9.9983 , -84.1171
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-12-17 08:03 · 2025-12-17 08:03
Top ASN
AS11830 · Instituto Costarricense de Electricidad y Telecom.
Top organization / ISP
ZARCERO · Instituto Costarricense de Electricidad y Telecom.
Top geo
Costa Rica · Heredia Province · Heredia
Window / Updated
2025-12-15 → 2025-12-22 · Updated 2026-01-14 · v2
Open report →

186.15.205.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
186.15.205.0
Broadcast
186.15.205.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
9.9983 , -84.1171
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-12-17 02:34 · 2025-12-17 02:34
Top ASN
AS52228 · Cable Tica
Top organization / ISP
Cable Tica · Cable Tica
Top geo
Costa Rica · Heredia Province · Heredia
Window / Updated
2025-12-15 → 2025-12-22 · Updated 2026-01-14 · v2
Open report →

186.32.216.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
186.32.216.0
Broadcast
186.32.216.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
10.0037 , -84.1327
Hits / Errors
1 hits · 1 errors
First / Last seen
2025-12-17 01:45 · 2025-12-17 01:45
Top ASN
AS262197 · MILLICOM CABLE COSTA RICA S.A.
Top organization / ISP
Millicom Cable Costa Rica S.A · Millicom Cable Costa Rica S.A.
Top geo
Costa Rica · Heredia Province · Heredia
Window / Updated
2025-12-15 → 2025-12-22 · Updated 2026-01-14 · v2
Open report →

201.205.196.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
201.205.196.0
Broadcast
201.205.196.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
9.9983 , -84.1171
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-12-14 05:34 · 2025-12-14 05:34
Top ASN
AS11830 · Instituto Costarricense de Electricidad y Telecom.
Top organization / ISP
SAN ANTONIO DE BELEN · Instituto Costarricense de Electricidad y Telecom.
Top geo
Costa Rica · Heredia Province · Heredia
Window / Updated
2025-12-08 → 2025-12-15 · Updated 2026-01-14 · v2
Open report →

186.32.221.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
186.32.221.0
Broadcast
186.32.221.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
9.9983 , -84.1171
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-12-14 02:20 · 2025-12-14 02:20
Top ASN
AS262197 · MILLICOM CABLE COSTA RICA S.A.
Top organization / ISP
Millicom Cable Costa Rica S.A · Millicom Cable Costa Rica S.A.
Top geo
Costa Rica · Heredia Province · Heredia
Window / Updated
2025-12-08 → 2025-12-15 · Updated 2026-01-14 · v2
Open report →

201.194.29.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
201.194.29.0
Broadcast
201.194.29.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
10.0165 , -84.2139
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-09-17 18:12 · 2025-09-17 18:12
Top ASN
AS11830 · Instituto Costarricense de Electricidad y Telecom.
Top organization / ISP
HEREDIA · Instituto Costarricense de Electricidad y Telecom
Top geo
Costa Rica · Alajuela Province · Alajuela
Window / Updated
2025-09-15 → 2025-09-22 · Updated 2026-01-14 · v2
Open report →

186.32.195.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
186.32.195.0
Broadcast
186.32.195.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
9.9983 , -84.1171
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-09-15 08:11 · 2025-09-15 08:11
Top ASN
AS262197 · MILLICOM CABLE COSTA RICA S.A.
Top organization / ISP
Millicom Cable Costa Rica S.A · Millicom Cable Costa Rica S.A.
Top geo
Costa Rica · Heredia Province · Heredia
Window / Updated
2025-09-15 → 2025-09-22 · Updated 2026-01-14 · v2
Open report →

201.197.252.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
201.197.252.0
Broadcast
201.197.252.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
10.0275 , -84.1137
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-03-02 06:43 · 2025-03-02 06:43
Top ASN
AS11830 · Instituto Costarricense de Electricidad y Telecom.
Top organization / ISP
NICOYA · Instituto Costarricense de Electricidad y Telecom.
Top geo
Costa Rica · Heredia Province · Heredia
Window / Updated
2025-02-24 → 2025-03-03 · Updated 2026-01-14 · v2
Open report →