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:
CSC - Tieteen tietotekniikan keskus Oy
·
Clear
Snapshot
2026-01-21
Results
9
Page
1
/
1
195.148.30.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
86
Prefix / IP version
/24 · IPv4
Network
195.148.30.0
Broadcast
195.148.30.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
62.2406 , 25.7467
Hits / Errors
86
hits ·
0
errors
First / Last seen
2025-03-17 01:40 · 2025-03-18 06:59
Top ASN
AS1741 ·
CSC - Tieteen tietotekniikan keskus Oy
Top organization / ISP
CSC Iaas
·
CSC - Tieteen tietotekniikan keskus Oy
Top geo
Finland
·
Central Finland
·
Jyväskylä
Window / Updated
2025-03-17 → 2025-03-24 · Updated
2026-01-14
· v2
Open report →
128.214.252.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
76
Prefix / IP version
/24 · IPv4
Network
128.214.252.0
Broadcast
128.214.252.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
60.208 , 24.9441
Hits / Errors
76
hits ·
0
errors
First / Last seen
2025-03-17 01:41 · 2025-03-19 12:25
Top ASN
AS1741 ·
CSC - Tieteen tietotekniikan keskus Oy
Top organization / ISP
Cloud services
·
CSC - Tieteen tietotekniikan keskus Oy
Top geo
Finland
·
Uusimaa
·
Helsinki
Window / Updated
2025-03-17 → 2025-03-24 · Updated
2026-01-14
· v2
Open report →
195.148.31.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
56
Prefix / IP version
/24 · IPv4
Network
195.148.31.0
Broadcast
195.148.31.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
62.24060000000001 , 25.7467
Hits / Errors
56
hits ·
0
errors
First / Last seen
2025-03-17 04:30 · 2025-03-18 04:06
Top ASN
AS1741 ·
CSC - Tieteen tietotekniikan keskus Oy
Top organization / ISP
CSC Iaas
·
CSC - Tieteen tietotekniikan keskus Oy
Top geo
Finland
·
Central Finland
·
Jyväskylä
Window / Updated
2025-03-17 → 2025-03-24 · Updated
2026-01-14
· v2
Open report →
128.214.253.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
46
Prefix / IP version
/24 · IPv4
Network
128.214.253.0
Broadcast
128.214.253.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
60.208 , 24.9441
Hits / Errors
46
hits ·
0
errors
First / Last seen
2025-03-17 01:08 · 2025-03-18 06:58
Top ASN
AS1741 ·
CSC - Tieteen tietotekniikan keskus Oy
Top organization / ISP
Cloud services
·
CSC - Tieteen tietotekniikan keskus Oy
Top geo
Finland
·
Uusimaa
·
Helsinki
Window / Updated
2025-03-17 → 2025-03-24 · Updated
2026-01-14
· v2
Open report →
130.232.140.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
34
Prefix / IP version
/24 · IPv4
Network
130.232.140.0
Broadcast
130.232.140.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
60.5073 , 22.4691
Hits / Errors
34
hits ·
1
errors
First / Last seen
2024-09-23 15:17 · 2024-09-23 15:18
Top ASN
AS1741 ·
CSC - Tieteen tietotekniikan keskus Oy
Top organization / ISP
University of Turku
·
CSC - Tieteen tietotekniikan keskus Oy
Top geo
Finland
·
Southwest Finland
·
Lieto
Window / Updated
2024-09-23 → 2024-09-30 · Updated
2026-01-14
· v2
Open report →
193.166.42.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
7
Prefix / IP version
/24 · IPv4
Network
193.166.42.0
Broadcast
193.166.42.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
60.1707 , 24.7972
Hits / Errors
7
hits ·
0
errors
First / Last seen
2024-10-13 15:33 · 2024-10-13 15:33
Top ASN
AS1741 ·
CSC - Tieteen tietotekniikan keskus Oy
Top organization / ISP
— ·
FUNET
Top geo
Finland
·
Uusimaa
·
Espoo
Window / Updated
2024-10-07 → 2024-10-14 · Updated
2026-01-14
· v2
Open report →
128.214.255.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
6
Prefix / IP version
/24 · IPv4
Network
128.214.255.0
Broadcast
128.214.255.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
60.208 , 24.944100000000002
Hits / Errors
6
hits ·
4
errors
First / Last seen
2025-10-11 00:30 · 2025-10-11 03:51
Top ASN
AS1741 ·
CSC - Tieteen tietotekniikan keskus Oy
Top organization / ISP
Cloud services
·
CSC - Tieteen tietotekniikan keskus Oy
Top geo
Finland
·
Uusimaa
·
Helsinki
Window / Updated
2025-10-06 → 2025-10-13 · Updated
2026-01-14
· v2
Open report →
195.148.98.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
6
Prefix / IP version
/24 · IPv4
Network
195.148.98.0
Broadcast
195.148.98.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
60.209 , 24.9726
Hits / Errors
6
hits ·
3
errors
First / Last seen
2024-12-13 12:56 · 2024-12-13 12:56
Top ASN
AS1741 ·
CSC - Tieteen tietotekniikan keskus Oy
Top organization / ISP
Helsinki Metropolia University of Applied Sciences
·
FUNET
Top geo
Finland
·
Uusimaa
·
Helsinki
Window / Updated
2024-12-09 → 2024-12-16 · Updated
2026-01-14
· v2
Open report →
86.50.228.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
86.50.228.0
Broadcast
86.50.228.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
60.1816 , 24.8368
Hits / Errors
2
hits ·
0
errors
First / Last seen
2025-10-17 21:21 · 2025-10-17 21:21
Top ASN
AS1741 ·
CSC - Tieteen tietotekniikan keskus Oy
Top organization / ISP
CSC Service
·
CSC - Tieteen tietotekniikan keskus Oy
Top geo
Finland
·
Uusimaa
·
Espoo
Window / Updated
2025-10-13 → 2025-10-20 · Updated
2026-01-14
· v2
Open report →
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