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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: Sprint · Clear
Snapshot 2026-03-18 Results — Page 1 / 1

212.233.134.0/24

Risk Max — LOW Footprint 1.562% Hits 5
Prefix / IP version
/24 · IPv4
Network
212.233.134.0
Broadcast
212.233.134.255
Observed IPs / Subnet size
4 observed · 256 total
Centroid
43.24478 , 24.673880000000004
Hits / Errors
5 hits · 0 errors
First / Last seen
2026-03-02 02:00 · 2026-03-09 02:00
Top ASN
AS29582 · Optisprint OOD
Top organization / ISP
Optisprint2 · Optisprint OOD
Top geo
Bulgaria · Lovech · Lovech
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2
Open report →

91.92.48.0/24

Risk Max — LOW Footprint 0.781% Hits 3
Prefix / IP version
/24 · IPv4
Network
91.92.48.0
Broadcast
91.92.48.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
43.2869 , 27.1024
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-03-03 02:00 · 2026-03-09 02:00
Top ASN
AS29582 · Optisprint OOD
Top organization / ISP
AlphaNET · Optisprint OOD
Top geo
Bulgaria · Shumen · Madara
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2
Open report →

212.233.147.0/24

Risk Max — LOW Footprint 0.391% Hits 3
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 , 24.608899999999995
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-03-01 02:00 · 2026-03-05 02:00
Top ASN
AS29582 · Optisprint OOD
Top organization / ISP
Optisprint3 · Optisprint OOD
Top geo
Bulgaria · Pleven · Pleven
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2
Open report →

212.233.128.0/24

Risk Max — LOW Footprint 0.391% Hits 2
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
2 hits · 0 errors
First / Last seen
2026-03-03 02:00 · 2026-03-04 02:00
Top ASN
AS29582 · Optisprint OOD
Top organization / ISP
— · internet pools
Top geo
Bulgaria · Pleven · Pleven
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2
Open report →

212.233.144.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
212.233.144.0
Broadcast
212.233.144.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.4126 , 24.6089
Hits / Errors
2 hits · 0 errors
First / Last seen
2026-03-01 02:00 · 2026-03-04 02:00
Top ASN
AS29582 · Optisprint OOD
Top organization / ISP
Optisprint2 · Optisprint OOD
Top geo
Bulgaria · Pleven · Pleven
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · 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
2026-03-02 02:00 · 2026-03-03 02:00
Top ASN
AS29582 · Optisprint OOD
Top organization / ISP
Optisprint3 · Optisprint OOD
Top geo
Bulgaria · Pleven · Pleven
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2
Open report →

212.233.178.0/24

Risk Max — LOW Footprint 0.391% Hits 2
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
2 hits · 0 errors
First / Last seen
2026-03-01 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
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2
Open report →

212.233.187.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
212.233.187.0
Broadcast
212.233.187.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.4985 , 24.088
Hits / Errors
2 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 · Knezha
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2
Open report →

93.152.240.0/24

Risk Max — LOW Footprint 0.391% Hits 2
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
2 hits · 0 errors
First / Last seen
2026-03-01 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
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2
Open report →

78.142.22.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
78.142.22.0
Broadcast
78.142.22.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.4126 , 24.6089
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-08 02:00 · 2026-03-09 02:00
Top ASN
AS197897 · 5KOM OOD
Top organization / ISP
Optisprint OOD · 5kom OOD
Top geo
Bulgaria · Pleven · Pleven
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2
Open report →

208.15.30.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
208.15.30.0
Broadcast
208.15.30.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.5676 , -79.1128
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-07 02:00 · 2026-03-08 02:00
Top ASN
AS29968 · Dunkirk & Fredonia Telephone Company
Top organization / ISP
NETSYNC · Sprint
Top geo
United States · New York · Irving
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2
Open report →

212.233.136.0/24

Risk Max — LOW Footprint 0.391% Hits 1
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
1 hits · 0 errors
First / Last seen
2026-03-05 02:00 · 2026-03-06 02:00
Top ASN
AS29582 · Optisprint OOD
Top organization / ISP
— · internet pools
Top geo
Bulgaria · Pleven · Pleven
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2
Open report →

212.233.131.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
212.233.131.0
Broadcast
212.233.131.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.1329 , 24.7172
Hits / Errors
1 hits · 1 errors
First / Last seen
2026-03-04 02:00 · 2026-03-05 02:00
Top ASN
AS29582 · Optisprint OOD
Top organization / ISP
— · internet pools
Top geo
Bulgaria · Lovech · Lovech
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2
Open report →

212.233.153.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
212.233.153.0
Broadcast
212.233.153.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.4126 , 24.6089
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-04 02:00 · 2026-03-05 02:00
Top ASN
AS29582 · Optisprint OOD
Top organization / ISP
Optisprint3 · Optisprint OOD
Top geo
Bulgaria · Pleven · Pleven
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2
Open report →

212.233.195.0/24

Risk Max — LOW Footprint 0.391% Hits 1
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 , 24.6089
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-04 02:00 · 2026-03-05 02:00
Top ASN
AS29582 · Optisprint OOD
Top organization / ISP
— · internet pools
Top geo
Bulgaria · Pleven · Pleven
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2
Open report →

212.233.203.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
212.233.203.0
Broadcast
212.233.203.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.4126 , 24.6089
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-04 02:00 · 2026-03-05 02:00
Top ASN
AS29582 · Optisprint OOD
Top organization / ISP
— · Optisprint LTD.
Top geo
Bulgaria · Pleven · Pleven
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2
Open report →

178.22.113.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
178.22.113.0
Broadcast
178.22.113.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
49.4795 , 17.1148
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-03 02:00 · 2026-03-04 02:00
Top ASN
AS197013 · Sprintel s.r.o.
Top organization / ISP
end customers Sprintel s.r.o. · Sprintel s.r.o.
Top geo
Czechia · Olomoucký kraj · Prostějov
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2
Open report →

212.233.193.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
212.233.193.0
Broadcast
212.233.193.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.4126 , 24.6089
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-03 02:00 · 2026-03-04 02:00
Top ASN
AS29582 · Optisprint OOD
Top organization / ISP
— · internet pools
Top geo
Bulgaria · Pleven · Pleven
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2
Open report →

85.187.3.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
85.187.3.0
Broadcast
85.187.3.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.05 , 24.55
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-03 02:00 · 2026-03-04 02:00
Top ASN
AS31287 · IPACCT CABLE Ltd
Top organization / ISP
— · SprintNET
Top geo
Bulgaria · Plovdiv · Perushtitsa
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · 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
2026-03-02 02:00 · 2026-03-03 02:00
Top ASN
AS29582 · Optisprint OOD
Top organization / ISP
Optisprint3 · Optisprint OOD
Top geo
Bulgaria · Pleven · Pleven
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2
Open report →

212.233.167.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
212.233.167.0
Broadcast
212.233.167.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
43.4126 , 24.6089
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-02 02:00 · 2026-03-03 02:00
Top ASN
AS29582 · Optisprint OOD
Top organization / ISP
Optisprint3 · Optisprint OOD
Top geo
Bulgaria · Pleven · Pleven
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2
Open report →

179.48.102.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
179.48.102.0
Broadcast
179.48.102.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-28.4748 , -52.8024
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-01 02:00 · 2026-03-02 02:00
Top ASN
AS271072 · ULTRAFIBRA NET REPRESENTACOES TELECOM EIRELI
Top organization / ISP
Wsprint - Com. De Produtos De Informatica Ltda · Lsnetwoks Solutions
Top geo
Brazil · Rio Grande do Sul · Não-Me-Toque
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2
Open report →

212.233.163.0/24

Risk Max — LOW Footprint 0.391% Hits 1
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
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
Optisprint3 · Optisprint OOD
Top geo
Bulgaria · Pleven · Pleven
Window / Updated
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2
Open report →

212.233.180.0/24

Risk Max — LOW Footprint 0.391% Hits 1
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
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
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · 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
2026-03-02 → 2026-03-09 · Updated 2026-03-13 · v2
Open report →