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.
Search
Active filter:
Cartago DHCP
·
Clear
Snapshot
2026-03-05
Results
9
Page
1
/
1
201.191.51.0/24
Risk Max
—
LOW
Footprint
3.516
%
Hits
12
Prefix / IP version
/24 · IPv4
Network
201.191.51.0
Broadcast
201.191.51.255
Observed IPs / Subnet size
9
observed ·
256
total
Centroid
10.016500000000002 , -84.21389999999998
Hits / Errors
12
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS11830 ·
Instituto Costarricense de Electricidad y Telecom.
Top organization / ISP
Cartago DHCP
·
Instituto Costarricense de Electricidad y Telecom.
Top geo
Costa Rica
·
Alajuela Province
·
Alajuela
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
201.191.95.0/24
Risk Max
—
LOW
Footprint
0.781
%
Hits
4
Prefix / IP version
/24 · IPv4
Network
201.191.95.0
Broadcast
201.191.95.255
Observed IPs / Subnet size
2
observed ·
256
total
Centroid
9.996025 , -84.17807499999999
Hits / Errors
4
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS11830 ·
Instituto Costarricense de Electricidad y Telecom.
Top organization / ISP
Cartago DHCP
·
Instituto Costarricense de Electricidad y Telecom.
Top geo
Costa Rica
·
Alajuela Province
·
Alajuela
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
201.191.64.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
201.191.64.0
Broadcast
201.191.64.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
10.328 , -84.4099
Hits / Errors
2
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-26 02:00
Top ASN
AS11830 ·
Instituto Costarricense de Electricidad y Telecom.
Top organization / ISP
Cartago DHCP
·
Instituto Costarricense de Electricidad y Telecom.
Top geo
Costa Rica
·
Alajuela Province
·
Quesada
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
181.194.188.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
181.194.188.0
Broadcast
181.194.188.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
9.9445 , -84.1455
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-03-01 02:00 · 2026-03-02 02:00
Top ASN
AS11830 ·
Instituto Costarricense de Electricidad y Telecom.
Top organization / ISP
Cartago DHCP
·
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 →
181.194.164.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
181.194.164.0
Broadcast
181.194.164.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
9.8472 , -83.9409
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-28 02:00 · 2026-03-01 02:00
Top ASN
AS11830 ·
Instituto Costarricense de Electricidad y Telecom.
Top organization / ISP
Cartago DHCP
·
Instituto Costarricense de Electricidad y Telecom.
Top geo
Costa Rica
·
Cartago Province
·
Cartago
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
181.194.167.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
181.194.167.0
Broadcast
181.194.167.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
9.8641 , -83.9141
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS11830 ·
Instituto Costarricense de Electricidad y Telecom.
Top organization / ISP
Cartago DHCP
·
Instituto Costarricense de Electricidad y Telecom.
Top geo
Costa Rica
·
Cartago Province
·
Cartago
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
201.191.77.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
201.191.77.0
Broadcast
201.191.77.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
10.328 , -84.4099
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS11830 ·
Instituto Costarricense de Electricidad y Telecom.
Top organization / ISP
Cartago DHCP
·
Instituto Costarricense de Electricidad y Telecom.
Top geo
Costa Rica
·
Alajuela Province
·
Quesada
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
201.191.59.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
201.191.59.0
Broadcast
201.191.59.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
10.0165 , -84.2139
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS11830 ·
Instituto Costarricense de Electricidad y Telecom.
Top organization / ISP
Cartago DHCP
·
Instituto Costarricense de Electricidad y Telecom.
Top geo
Costa Rica
·
Alajuela Province
·
Alajuela
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
181.194.165.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
181.194.165.0
Broadcast
181.194.165.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
9.8647 , -83.9645
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS11830 ·
Instituto Costarricense de Electricidad y Telecom.
Top organization / ISP
Cartago DHCP
·
Instituto Costarricense de Electricidad y Telecom.
Top geo
Costa Rica
·
Cartago Province
·
Cartago
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
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