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.
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Active filter:
Cantabria
·
Clear
Snapshot
2026-01-21
Results
10
Page
1
/
1
2.154.79.0/24
Risk Max
1
LOW
Footprint
0.391
%
Hits
4
Prefix / IP version
/24 · IPv4
Network
2.154.79.0
Broadcast
2.154.79.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.4611 , -3.8021
Hits / Errors
4
hits ·
2
errors
First / Last seen
2023-12-20 15:13 · 2023-12-20 15:14
Top ASN
AS6739 ·
VODAFONE ONO, S.A.
Top organization / ISP
ONO_NGTV
·
Ono
Top geo
Spain
·
Cantabria
·
Santander
Window / Updated
2023-12-18 → 2023-12-25 · Updated
2026-01-14
· v2
Open report →
193.144.182.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
25
Prefix / IP version
/24 · IPv4
Network
193.144.182.0
Broadcast
193.144.182.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.4207 , -3.8407
Hits / Errors
25
hits ·
0
errors
First / Last seen
2025-04-08 15:24 · 2025-04-08 15:24
Top ASN
AS766 ·
RedIRIS Autonomous System
Top organization / ISP
Universidad de Cantabria
·
RedIRIS Provider
Top geo
Spain
·
Cantabria
·
Camargo
Window / Updated
2025-04-07 → 2025-04-14 · Updated
2026-01-14
· v2
Open report →
31.221.230.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
6
Prefix / IP version
/24 · IPv4
Network
31.221.230.0
Broadcast
31.221.230.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.2138 , -3.8056299999999994
Hits / Errors
6
hits ·
0
errors
First / Last seen
2024-11-27 18:09 · 2024-11-27 18:39
Top ASN
AS15704 ·
XTRA TELECOM S.A.
Top organization / ISP
XFERA Moviles S.A
·
XFERA Moviles S.A
Top geo
Spain
·
Cantabria
·
Selaya
Window / Updated
2024-11-25 → 2024-12-02 · Updated
2026-01-14
· v2
Open report →
147.136.253.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
147.136.253.0
Broadcast
147.136.253.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.4558 , -3.8434
Hits / Errors
2
hits ·
0
errors
First / Last seen
2025-05-23 17:50 · 2025-05-23 17:50
Top ASN
AS35699 ·
Adamo Telecom Iberia S.A.
Top organization / ISP
Adamo Telecom Iberia S.A
·
Adamo Telecom Iberia S.A.U
Top geo
Spain
·
Cantabria
·
Santander
Window / Updated
2025-05-19 → 2025-05-26 · Updated
2026-01-14
· v2
Open report →
87.221.196.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
87.221.196.0
Broadcast
87.221.196.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.4691 , -3.8201
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-05-06 17:27 · 2025-05-06 17:27
Top ASN
AS12479 ·
Orange Espagne SA
Top organization / ISP
Jazztel triple play services
·
Orange Spain
Top geo
Spain
·
Cantabria
·
Santander
Window / Updated
2025-05-05 → 2025-05-12 · Updated
2026-01-14
· v2
Open report →
188.78.69.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
188.78.69.0
Broadcast
188.78.69.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.4122 , -3.8001
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-05-06 02:57 · 2025-05-06 02:57
Top ASN
AS12479 ·
Orange Espagne SA
Top organization / ISP
Jazztel triple play services
·
Orange Spain
Top geo
Spain
·
Cantabria
·
Pontejos
Window / Updated
2025-05-05 → 2025-05-12 · Updated
2026-01-14
· v2
Open report →
88.30.216.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
88.30.216.0
Broadcast
88.30.216.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.3798 , -3.2101
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-05-05 16:50 · 2025-05-05 16:50
Top ASN
AS3352 ·
TELEFONICA DE ESPANA S.A.U.
Top organization / ISP
RIMA (Red IP Multi Acceso)
·
Telefonica De Espana
Top geo
Spain
·
Cantabria
·
Castro Urdiales
Window / Updated
2025-05-05 → 2025-05-12 · Updated
2026-01-14
· v2
Open report →
95.121.78.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
95.121.78.0
Broadcast
95.121.78.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.4207 , -3.8407
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-05-05 16:03 · 2025-05-05 16:03
Top ASN
AS3352 ·
TELEFONICA DE ESPANA S.A.U.
Top organization / ISP
RIMA (Red IP Multi Acceso)
·
Telefonica de Espana SAU
Top geo
Spain
·
Cantabria
·
Maliaño
Window / Updated
2025-05-05 → 2025-05-12 · Updated
2026-01-14
· v2
Open report →
88.10.163.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
88.10.163.0
Broadcast
88.10.163.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.4691 , -3.8201
Hits / Errors
1
hits ·
0
errors
First / Last seen
2025-05-05 12:48 · 2025-05-05 12:48
Top ASN
AS3352 ·
TELEFONICA DE ESPANA S.A.U.
Top organization / ISP
RIMA (Red IP Multi Acceso)
·
Telefonica de Espana SAU
Top geo
Spain
·
Cantabria
·
Santander
Window / Updated
2025-05-05 → 2025-05-12 · Updated
2026-01-14
· v2
Open report →
87.217.72.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
87.217.72.0
Broadcast
87.217.72.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
42.9958 , -4.1364
Hits / Errors
1
hits ·
0
errors
First / Last seen
2024-04-30 02:02 · 2024-04-30 02:02
Top ASN
AS12479 ·
Orange Espagne SA
Top organization / ISP
Jazztel triple play services
·
Orange Spain
Top geo
Spain
·
Cantabria
·
Reinosa
Window / Updated
2024-04-29 → 2024-05-06 · Updated
2026-01-14
· v2
Open report →
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