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:
A1 BUlgaria EAD
·
Clear
Snapshot
2026-03-10
Results
133
Page
4
/
4
151.251.48.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
151.251.48.0
Broadcast
151.251.48.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
42.6826 , 23.3223
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS13124 ·
A1 Bulgaria EAD
Top organization / ISP
A1 Bulgaria EAD
·
A1 Bulgaria EAD
Top geo
Bulgaria
·
Sofia-Capital
·
Sofia
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
87.227.203.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
87.227.203.0
Broadcast
87.227.203.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
42.6826 , 23.3223
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS29580 ·
A1 Bulgaria EAD
Top organization / ISP
Mobiltel EAD
·
Mobiltel
Top geo
Bulgaria
·
Sofia-Capital
·
Sofia
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
37.63.46.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
37.63.46.0
Broadcast
37.63.46.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
42.6826 , 23.3223
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS29580 ·
A1 Bulgaria EAD
Top organization / ISP
GPON Services
·
Spectrum Net Jsc
Top geo
Bulgaria
·
Sofia-Capital
·
Sofia
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
87.97.181.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
87.97.181.0
Broadcast
87.97.181.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
42.6826 , 23.3223
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS13124 ·
A1 Bulgaria EAD
Top organization / ISP
A1 BG
·
A1 Bulgaria EAD
Top geo
Bulgaria
·
Sofia-Capital
·
Sofia
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
213.240.255.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
213.240.255.0
Broadcast
213.240.255.255
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
AS13124 ·
A1 Bulgaria EAD
Top organization / ISP
Enikk Ltd.
·
Ibgc - NET
Top geo
Bulgaria
·
Pleven
·
Pleven
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
151.251.250.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
151.251.250.0
Broadcast
151.251.250.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
42.6826 , 23.3223
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS12716 ·
A1 Bulgaria EAD
Top organization / ISP
A1 BG
·
A1 Bulgaria EAD
Top geo
Bulgaria
·
Sofia-Capital
·
Sofia
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
213.240.243.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
213.240.243.0
Broadcast
213.240.243.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.1329 , 24.7172
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS13124 ·
A1 Bulgaria EAD
Top organization / ISP
A1 BG
·
A1 Bulgaria EAD
Top geo
Bulgaria
·
Lovech
·
Lovech
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
89.215.107.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
89.215.107.0
Broadcast
89.215.107.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
42.2999 , 24.9631
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS13124 ·
A1 Bulgaria EAD
Top organization / ISP
Blizoo Media and Broadband EAD
·
BLIZOO
Top geo
Bulgaria
·
Plovdiv
·
Rakovski
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
130.204.146.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
130.204.146.0
Broadcast
130.204.146.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
42.6826 , 23.3223
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS13124 ·
A1 Bulgaria EAD
Top organization / ISP
A1 Bulgaria EAD
·
A1 Bulgaria EAD
Top geo
Bulgaria
·
Sofia-Capital
·
Sofia
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
212.104.116.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
212.104.116.0
Broadcast
212.104.116.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
42.6826 , 23.3223
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS12716 ·
A1 Bulgaria EAD
Top organization / ISP
GPRS mobile
·
A1 Bulgaria EAD
Top geo
Bulgaria
·
Sofia-Capital
·
Sofia
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
78.83.109.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
78.83.109.0
Broadcast
78.83.109.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
42.6826 , 23.3223
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS29580 ·
A1 Bulgaria EAD
Top organization / ISP
PON Services
·
A1 BG
Top geo
Bulgaria
·
Sofia-Capital
·
Sofia
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
85.118.74.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
85.118.74.0
Broadcast
85.118.74.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
42.6826 , 23.3223
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS12716 ·
A1 Bulgaria EAD
Top organization / ISP
Mobiltel EAD
·
Mtel
Top geo
Bulgaria
·
Sofia-Capital
·
Sofia
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
212.36.23.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
212.36.23.0
Broadcast
212.36.23.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
42.5986 , 23.412
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS8717 ·
A1 Bulgaria EAD
Top organization / ISP
Spnet
·
A1 Bulgaria EAD
Top geo
Bulgaria
·
Sofia-Capital
·
Sofia
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
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