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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: ASIERA TECHNOLOGY SERVICES CLG · Clear
Snapshot 2026-01-26 Results 4 Page 1 / 1

87.38.136.0/24

Risk Max — LOW Footprint 0.391% Hits 50
Prefix / IP version
/24 · IPv4
Network
87.38.136.0
Broadcast
87.38.136.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
53.2845 , -6.3666
Hits / Errors
50 hits · 0 errors
First / Last seen
2025-01-16 17:17 · 2025-01-16 17:24
Top ASN
AS1213 · ASIERA TECHNOLOGY SERVICES CLG
Top organization / ISP
— · HEAnet CLG
Top geo
Ireland · Leinster · Dublin
Window / Updated
2025-01-13 → 2025-01-20 · Updated 2026-01-14 · v2
Open report →

193.1.94.0/24

Risk Max — LOW Footprint 0.391% Hits 14
Prefix / IP version
/24 · IPv4
Network
193.1.94.0
Broadcast
193.1.94.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
54.9452 , -7.7298
Hits / Errors
14 hits · 0 errors
First / Last seen
2025-03-05 13:03 · 2025-03-05 13:09
Top ASN
AS1213 · ASIERA TECHNOLOGY SERVICES CLG
Top organization / ISP
Limerick Institute of Technology · HEAnet CLG
Top geo
Ireland · Ulster · Letterkenny
Window / Updated
2025-03-03 → 2025-03-10 · Updated 2026-01-14 · v2
Open report →

87.43.43.0/24

Risk Max — LOW Footprint 0.391% Hits 12
Prefix / IP version
/24 · IPv4
Network
87.43.43.0
Broadcast
87.43.43.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
53.3468 , -6.2293899999999995
Hits / Errors
12 hits · 1 errors
First / Last seen
2024-09-20 17:38 · 2024-09-20 17:49
Top ASN
AS1213 · ASIERA TECHNOLOGY SERVICES CLG
Top organization / ISP
HEAnet CLG · HEAnet CLG
Top geo
Ireland · Leinster · Sandymount
Window / Updated
2024-09-16 → 2024-09-23 · Updated 2026-01-14 · v2
Open report →

87.34.102.0/24

Risk Max — LOW Footprint 0.391% Hits 4
Prefix / IP version
/24 · IPv4
Network
87.34.102.0
Broadcast
87.34.102.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
53.2702 , -9.0503
Hits / Errors
4 hits · 2 errors
First / Last seen
2024-11-19 17:37 · 2024-11-19 17:38
Top ASN
AS1213 · ASIERA TECHNOLOGY SERVICES CLG
Top organization / ISP
HEAnet CLG · HEAnet CLG
Top geo
Ireland · Connacht · Galway
Window / Updated
2024-11-18 → 2024-11-25 · Updated 2026-01-14 · v2
Open report →