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:
Optisprint OOD
·
Clear
Snapshot
2026-03-11
Results
25
Page
1
/
1
91.92.48.0/24
Risk Max
—
LOW
Footprint
1.562
%
Hits
7
Prefix / IP version
/24 · IPv4
Network
91.92.48.0
Broadcast
91.92.48.255
Observed IPs / Subnet size
4
observed ·
256
total
Centroid
43.2869 , 27.1024
Hits / Errors
7
hits ·
0
errors
First / Last seen
2026-02-23 02:00 · 2026-02-27 02:00
Top ASN
AS29582 ·
Optisprint OOD
Top organization / ISP
AlphaNET
·
Optisprint OOD
Top geo
Bulgaria
·
Shumen
·
Madara
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
212.233.160.0/24
Risk Max
—
LOW
Footprint
0.781
%
Hits
6
Prefix / IP version
/24 · IPv4
Network
212.233.160.0
Broadcast
212.233.160.255
Observed IPs / Subnet size
2
observed ·
256
total
Centroid
43.4126 , 24.608899999999995
Hits / Errors
6
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-28 02:00
Top ASN
AS29582 ·
Optisprint OOD
Top organization / ISP
— ·
internet pools
Top geo
Bulgaria
·
Pleven
·
Pleven
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
212.233.144.0/24
Risk Max
—
LOW
Footprint
0.781
%
Hits
4
Prefix / IP version
/24 · IPv4
Network
212.233.144.0
Broadcast
212.233.144.255
Observed IPs / Subnet size
2
observed ·
256
total
Centroid
43.4126 , 24.6089
Hits / Errors
4
hits ·
0
errors
First / Last seen
2026-02-24 02:00 · 2026-03-02 02:00
Top ASN
AS29582 ·
Optisprint OOD
Top organization / ISP
Optisprint2
·
Optisprint OOD
Top geo
Bulgaria
·
Pleven
·
Pleven
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
212.233.187.0/24
Risk Max
—
LOW
Footprint
0.781
%
Hits
3
Prefix / IP version
/24 · IPv4
Network
212.233.187.0
Broadcast
212.233.187.255
Observed IPs / Subnet size
2
observed ·
256
total
Centroid
43.4879 , 24.236433333333334
Hits / Errors
3
hits ·
0
errors
First / Last seen
2026-02-23 02:00 · 2026-03-02 02:00
Top ASN
AS29582 ·
Optisprint OOD
Top organization / ISP
— ·
internet pools
Top geo
Bulgaria
·
Pleven
·
Knezha
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
212.233.134.0/24
Risk Max
—
LOW
Footprint
0.781
%
Hits
3
Prefix / IP version
/24 · IPv4
Network
212.233.134.0
Broadcast
212.233.134.255
Observed IPs / Subnet size
2
observed ·
256
total
Centroid
43.31936666666667 , 24.645
Hits / Errors
3
hits ·
0
errors
First / Last seen
2026-02-26 02:00 · 2026-02-28 02:00
Top ASN
AS29582 ·
Optisprint OOD
Top organization / ISP
Optisprint2
·
Optisprint OOD
Top geo
Bulgaria
·
Pleven
·
Pleven
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
212.233.147.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
4
Prefix / IP version
/24 · IPv4
Network
212.233.147.0
Broadcast
212.233.147.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.4126 , 24.6089
Hits / Errors
4
hits ·
0
errors
First / Last seen
2026-02-26 02:00 · 2026-03-02 02:00
Top ASN
AS29582 ·
Optisprint OOD
Top organization / ISP
Optisprint3
·
Optisprint OOD
Top geo
Bulgaria
·
Pleven
·
Pleven
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
212.233.194.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
4
Prefix / IP version
/24 · IPv4
Network
212.233.194.0
Broadcast
212.233.194.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.4126 , 24.6089
Hits / Errors
4
hits ·
1
errors
First / Last seen
2026-02-22 02:00 · 2026-02-27 02:00
Top ASN
AS29582 ·
Optisprint OOD
Top organization / ISP
— ·
Optisprint LTD.
Top geo
Bulgaria
·
Pleven
·
Pleven
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
212.233.178.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
3
Prefix / IP version
/24 · IPv4
Network
212.233.178.0
Broadcast
212.233.178.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.6937 , 24.8944
Hits / Errors
3
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS29582 ·
Optisprint OOD
Top organization / ISP
Optisprint3
·
Optisprint OOD
Top geo
Bulgaria
·
Pleven
·
Nikopol
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
212.233.180.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
3
Prefix / IP version
/24 · IPv4
Network
212.233.180.0
Broadcast
212.233.180.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.4539 , 24.6165
Hits / Errors
3
hits ·
0
errors
First / Last seen
2026-02-24 02:00 · 2026-03-02 02:00
Top ASN
AS29582 ·
Optisprint OOD
Top organization / ISP
— ·
internet pools
Top geo
Bulgaria
·
Pleven
·
Bukovlak
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
93.152.240.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
3
Prefix / IP version
/24 · IPv4
Network
93.152.240.0
Broadcast
93.152.240.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.2706 , 26.9229
Hits / Errors
3
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-03-02 02:00
Top ASN
AS29582 ·
Optisprint OOD
Top organization / ISP
Optisprint OOD
·
Optisprint OOD
Top geo
Bulgaria
·
Shumen
·
Shumen
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
185.114.182.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
3
Prefix / IP version
/24 · IPv4
Network
185.114.182.0
Broadcast
185.114.182.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.2766 , 26.9443
Hits / Errors
3
hits ·
0
errors
First / Last seen
2026-02-23 02:00 · 2026-03-01 02:00
Top ASN
AS29582 ·
Optisprint OOD
Top organization / ISP
internet pools
·
Optisprint OOD
Top geo
Bulgaria
·
Shumen
·
Shumen
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
212.233.195.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
3
Prefix / IP version
/24 · IPv4
Network
212.233.195.0
Broadcast
212.233.195.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.4126 , 24.608899999999995
Hits / Errors
3
hits ·
0
errors
First / Last seen
2026-02-23 02:00 · 2026-02-28 02:00
Top ASN
AS29582 ·
Optisprint OOD
Top organization / ISP
— ·
internet pools
Top geo
Bulgaria
·
Pleven
·
Pleven
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
212.233.163.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
212.233.163.0
Broadcast
212.233.163.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.4126 , 24.6089
Hits / Errors
2
hits ·
0
errors
First / Last seen
2026-02-28 02:00 · 2026-03-02 02:00
Top ASN
AS29582 ·
Optisprint OOD
Top organization / ISP
Optisprint3
·
Optisprint OOD
Top geo
Bulgaria
·
Pleven
·
Pleven
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
212.233.251.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
212.233.251.0
Broadcast
212.233.251.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.4126 , 24.6089
Hits / Errors
2
hits ·
0
errors
First / Last seen
2026-02-23 02:00 · 2026-03-01 02:00
Top ASN
AS29582 ·
Optisprint OOD
Top organization / ISP
— ·
Optisprint LTD.
Top geo
Bulgaria
·
Pleven
·
Pleven
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
212.233.136.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
212.233.136.0
Broadcast
212.233.136.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.4126 , 24.6089
Hits / Errors
2
hits ·
0
errors
First / Last seen
2026-02-24 02:00 · 2026-02-28 02:00
Top ASN
AS29582 ·
Optisprint OOD
Top organization / ISP
— ·
internet pools
Top geo
Bulgaria
·
Pleven
·
Pleven
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
212.233.154.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
212.233.154.0
Broadcast
212.233.154.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.4126 , 24.6089
Hits / Errors
2
hits ·
0
errors
First / Last seen
2026-02-25 02:00 · 2026-02-27 02:00
Top ASN
AS29582 ·
Optisprint OOD
Top organization / ISP
Optisprint3
·
Optisprint OOD
Top geo
Bulgaria
·
Pleven
·
Pleven
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
212.233.170.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
212.233.170.0
Broadcast
212.233.170.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.4126 , 24.6089
Hits / Errors
2
hits ·
0
errors
First / Last seen
2026-02-25 02:00 · 2026-02-27 02:00
Top ASN
AS29582 ·
Optisprint OOD
Top organization / ISP
Optisprint3
·
Optisprint OOD
Top geo
Bulgaria
·
Pleven
·
Pleven
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
212.233.148.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
212.233.148.0
Broadcast
212.233.148.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.4126 , 24.6089
Hits / Errors
2
hits ·
0
errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS29582 ·
Optisprint OOD
Top organization / ISP
— ·
internet pools
Top geo
Bulgaria
·
Pleven
·
Pleven
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
212.233.181.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
212.233.181.0
Broadcast
212.233.181.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.4539 , 24.6165
Hits / Errors
2
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-24 02:00
Top ASN
AS29582 ·
Optisprint OOD
Top organization / ISP
Optisprint3
·
Optisprint OOD
Top geo
Bulgaria
·
Pleven
·
Bukovlak
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
212.233.159.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
212.233.159.0
Broadcast
212.233.159.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.4126 , 24.6089
Hits / Errors
2
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS29582 ·
Optisprint OOD
Top organization / ISP
Optisprint3
·
Optisprint OOD
Top geo
Bulgaria
·
Pleven
·
Pleven
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
212.233.248.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
2
Prefix / IP version
/24 · IPv4
Network
212.233.248.0
Broadcast
212.233.248.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.4126 , 24.6089
Hits / Errors
2
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS29582 ·
Optisprint OOD
Top organization / ISP
— ·
internet pools
Top geo
Bulgaria
·
Pleven
·
Pleven
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
212.233.188.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
212.233.188.0
Broadcast
212.233.188.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.4539 , 24.6165
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-03-01 02:00 · 2026-03-02 02:00
Top ASN
AS29582 ·
Optisprint OOD
Top organization / ISP
— ·
internet pools
Top geo
Bulgaria
·
Pleven
·
Bukovlak
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
212.233.162.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
212.233.162.0
Broadcast
212.233.162.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.4126 , 24.6089
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS29582 ·
Optisprint OOD
Top organization / ISP
Optisprint3
·
Optisprint OOD
Top geo
Bulgaria
·
Pleven
·
Pleven
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
212.233.128.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
212.233.128.0
Broadcast
212.233.128.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.4126 , 24.6089
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS29582 ·
Optisprint OOD
Top organization / ISP
— ·
internet pools
Top geo
Bulgaria
·
Pleven
·
Pleven
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
212.233.161.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
212.233.161.0
Broadcast
212.233.161.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.4126 , 24.6089
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS29582 ·
Optisprint OOD
Top organization / ISP
Optisprint3
·
Optisprint OOD
Top geo
Bulgaria
·
Pleven
·
Pleven
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
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