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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: San José · Clear
Snapshot 2026-03-12 Results 378 Page 10 / 10

186.176.166.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
186.176.166.0
Broadcast
186.176.166.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
9.9435 , -84.0328
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
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 · Provincia de San José · San José
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

179.50.183.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
179.50.183.0
Broadcast
179.50.183.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
9.9346 , -84.0706
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS52228 · Cable Tica
Top organization / ISP
Cable Tica · Cable Tica
Top geo
Costa Rica · Provincia de San José · San José
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

190.108.5.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
190.108.5.0
Broadcast
190.108.5.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-34.3395 , -56.7138
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS20255 · Tecnowind S.A.
Top organization / ISP
Tecnowind S.A · Tecnowind S.A.
Top geo
Uruguay · San José Department · San José de Mayo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

186.177.120.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
186.177.120.0
Broadcast
186.177.120.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
9.9055 , -84.0983
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
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 · Provincia de San José · Alajuelita
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

186.176.116.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
186.176.116.0
Broadcast
186.176.116.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
9.9323 , -84.1815
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
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 · Provincia de San José · Santa Ana
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

201.205.54.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
201.205.54.0
Broadcast
201.205.54.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
9.9295 , -84.0884
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS11830 · Instituto Costarricense de Electricidad y Telecom.
Top organization / ISP
GRECIA · Instituto Costarricense de Electricidad y Telecom.
Top geo
Costa Rica · Provincia de San José · San José
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

201.206.36.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
201.206.36.0
Broadcast
201.206.36.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
9.9346 , -84.0706
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS11830 · Instituto Costarricense de Electricidad y Telecom.
Top organization / ISP
CARTAGO · Instituto Costarricense de Electricidad y Telecom.
Top geo
Costa Rica · Provincia de San José · San José
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

186.15.127.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
186.15.127.0
Broadcast
186.15.127.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
9.9346 , -84.0706
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS52228 · Cable Tica
Top organization / ISP
Cable Tica · Cable Tica
Top geo
Costa Rica · Provincia de San José · San José
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

186.176.72.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
186.176.72.0
Broadcast
186.176.72.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
9.8996 , -84.1358
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
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 · Provincia de San José · San José
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

152.200.149.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
152.200.149.0
Broadcast
152.200.149.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
2.56799 , -72.6397
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS3816 · COLOMBIA TELECOMUNICACIONES S.A. ESP BIC
Top organization / ISP
Colombia Telecomunicaciones S.a. ESP BIC · Colombia Telecomunicaciones S.a. ESP BIC
Top geo
Colombia · Guaviare Department · San José del Guaviare
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

186.159.240.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
186.159.240.0
Broadcast
186.159.240.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
9.9499 , -84.1366
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS52228 · Cable Tica
Top organization / ISP
Cable Tica · Cable Tica
Top geo
Costa Rica · Provincia de San José · San José
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

209.14.252.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
209.14.252.0
Broadcast
209.14.252.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
9.9333 , -84.0845
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS174 · Cogent Communications, LLC
Top organization / ISP
ENLACES INALÁMBRICOS R&M S.R.L · Cogent Communications
Top geo
Costa Rica · Provincia de San José · San José
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

186.15.77.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
186.15.77.0
Broadcast
186.15.77.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
9.9063 , -84.0777
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS52228 · Cable Tica
Top organization / ISP
Cable Tica · Cable Tica
Top geo
Costa Rica · Provincia de San José · San José
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

179.25.143.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
179.25.143.0
Broadcast
179.25.143.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-34.3395 , -56.7138
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS6057 · Administracion Nacional de Telecomunicaciones
Top organization / ISP
Administracion Nacional de Telecomunicaciones · Administracion Nacional de Telecomunicaciones
Top geo
Uruguay · San José Department · San José de Mayo
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

186.15.58.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
186.15.58.0
Broadcast
186.15.58.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
9.9346 , -84.0706
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS52228 · Cable Tica
Top organization / ISP
Cable Tica · Cable Tica
Top geo
Costa Rica · Provincia de San José · San José
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

152.231.211.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
152.231.211.0
Broadcast
152.231.211.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
9.9346 , -84.0706
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS52228 · Cable Tica
Top organization / ISP
Cable Tica · Cable Tica
Top geo
Costa Rica · Provincia de San José · San José
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

190.211.75.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
190.211.75.0
Broadcast
190.211.75.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-33.1147 , -61.7128
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS52328 · CABLETEL SA
Top organization / ISP
CABLETEL SA · CABLETEL SA
Top geo
Argentina · Santa Fe · San José de la Esquina
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

152.231.136.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
152.231.136.0
Broadcast
152.231.136.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
9.9346 , -84.0706
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS52228 · Cable Tica
Top organization / ISP
Cable Tica · Cable Tica
Top geo
Costa Rica · Provincia de San José · San José
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →
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