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
2026-03-14
Results
—
Page
4
/
4
151.251.184.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
151.251.184.0
Broadcast
151.251.184.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
42.6826 , 23.3223
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-03-03 02:00 · 2026-03-04 02:00
Top ASN
AS29580 ·
A1 Bulgaria EAD
Top organization / ISP
A1 Bulgaria EAD
·
A1 Bulgaria EAD
Top geo
Bulgaria
·
Sofia-Capital
·
Sofia
Window / Updated
2026-03-02 → 2026-03-09 · Updated
2026-03-13
· v2
Open report →
89.253.188.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
89.253.188.0
Broadcast
89.253.188.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.2766 , 26.9443
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-03-03 02:00 · 2026-03-04 02:00
Top ASN
AS13124 ·
A1 Bulgaria EAD
Top organization / ISP
Blizoo Media and Broadband EAD
·
A1 Bulgaria EAD
Top geo
Bulgaria
·
Shumen
·
Shumen
Window / Updated
2026-03-02 → 2026-03-09 · Updated
2026-03-13
· v2
Open report →
87.227.182.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
87.227.182.0
Broadcast
87.227.182.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.2186 , 27.9123
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-03-03 02:00 · 2026-03-04 02:00
Top ASN
AS29580 ·
A1 Bulgaria EAD
Top organization / ISP
PON Services Varna
·
A1 Bulgaria EAD
Top geo
Bulgaria
·
Varna
·
Varna
Window / Updated
2026-03-02 → 2026-03-09 · Updated
2026-03-13
· v2
Open report →
95.140.213.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
95.140.213.0
Broadcast
95.140.213.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
42.4361 , 25.6394
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-03-03 02:00 · 2026-03-04 02:00
Top ASN
AS13124 ·
A1 Bulgaria EAD
Top organization / ISP
A1 Bulgaria EAD
·
A1 Bulgaria EAD
Top geo
Bulgaria
·
Stara Zagora
·
Stara Zagora
Window / Updated
2026-03-02 → 2026-03-09 · Updated
2026-03-13
· v2
Open report →
77.236.166.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
77.236.166.0
Broadcast
77.236.166.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
42.4361 , 25.6394
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-03-03 02:00 · 2026-03-04 02:00
Top ASN
AS13124 ·
A1 Bulgaria EAD
Top organization / ISP
— ·
A1 BG
Top geo
Bulgaria
·
Stara Zagora
·
Stara Zagora
Window / Updated
2026-03-02 → 2026-03-09 · Updated
2026-03-13
· v2
Open report →
5.53.208.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
5.53.208.0
Broadcast
5.53.208.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
42.1513 , 24.7518
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-03-03 02:00 · 2026-03-04 02:00
Top ASN
AS13124 ·
A1 Bulgaria EAD
Top organization / ISP
A1 Bulgaria EAD
·
A1 Bulgaria EAD
Top geo
Bulgaria
·
Plovdiv
·
Plovdiv
Window / Updated
2026-03-02 → 2026-03-09 · Updated
2026-03-13
· v2
Open report →
89.253.136.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
89.253.136.0
Broadcast
89.253.136.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.4126 , 24.6089
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-03-03 02:00 · 2026-03-04 02:00
Top ASN
AS13124 ·
A1 Bulgaria EAD
Top organization / ISP
A1 Bulgaria EAD
·
A1 Bulgaria EAD
Top geo
Bulgaria
·
Pleven
·
Pleven
Window / Updated
2026-03-02 → 2026-03-09 · Updated
2026-03-13
· v2
Open report →
89.253.160.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
89.253.160.0
Broadcast
89.253.160.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
42.6975 , 23.3242
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-03-03 02:00 · 2026-03-04 02:00
Top ASN
AS13124 ·
A1 Bulgaria EAD
Top organization / ISP
A1BG
·
A1 Bulgaria EAD
Top geo
Bulgaria
·
Sofia-Capital
·
Sofia
Window / Updated
2026-03-02 → 2026-03-09 · Updated
2026-03-13
· v2
Open report →
5.53.149.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
5.53.149.0
Broadcast
5.53.149.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
42.6826 , 23.3223
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-03-02 02:00 · 2026-03-03 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
2026-03-02 → 2026-03-09 · Updated
2026-03-13
· v2
Open report →
84.252.4.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
84.252.4.0
Broadcast
84.252.4.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
42.4361 , 25.6394
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-03-02 02:00 · 2026-03-03 02:00
Top ASN
AS13124 ·
A1 Bulgaria EAD
Top organization / ISP
— ·
A1 BG
Top geo
Bulgaria
·
Stara Zagora
·
Stara Zagora
Window / Updated
2026-03-02 → 2026-03-09 · Updated
2026-03-13
· v2
Open report →
212.104.117.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
212.104.117.0
Broadcast
212.104.117.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
42.6826 , 23.3223
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-03-02 02:00 · 2026-03-03 02:00
Top ASN
AS12716 ·
A1 Bulgaria EAD
Top organization / ISP
GPRS mobile
·
A1 Bulgaria EAD
Top geo
Bulgaria
·
Sofia-Capital
·
Sofia
Window / Updated
2026-03-02 → 2026-03-09 · Updated
2026-03-13
· v2
Open report →
77.236.171.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
77.236.171.0
Broadcast
77.236.171.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
42.4361 , 25.6394
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-03-02 02:00 · 2026-03-03 02:00
Top ASN
AS13124 ·
A1 Bulgaria EAD
Top organization / ISP
A1 BG
·
A1 Bulgaria EAD
Top geo
Bulgaria
·
Stara Zagora
·
Stara Zagora
Window / Updated
2026-03-02 → 2026-03-09 · Updated
2026-03-13
· v2
Open report →
80.253.57.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
80.253.57.0
Broadcast
80.253.57.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
42.432 , 25.6426
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-03-02 02:00 · 2026-03-03 02:00
Top ASN
AS13124 ·
A1 Bulgaria EAD
Top organization / ISP
A1 Bulgaria EAD, services
·
A1 Bulgaria EAD
Top geo
Bulgaria
·
Stara Zagora
·
Stara Zagora
Window / Updated
2026-03-02 → 2026-03-09 · Updated
2026-03-13
· 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
2026-03-02 02:00 · 2026-03-03 02:00
Top ASN
AS29580 ·
A1 Bulgaria EAD
Top organization / ISP
PON Services
·
A1 BG
Top geo
Bulgaria
·
Sofia-Capital
·
Sofia
Window / Updated
2026-03-02 → 2026-03-09 · Updated
2026-03-13
· v2
Open report →
176.12.30.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
176.12.30.0
Broadcast
176.12.30.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
42.6826 , 23.3223
Hits / Errors
1
hits ·
1
errors
First / Last seen
2026-03-02 02:00 · 2026-03-03 02:00
Top ASN
AS29580 ·
A1 Bulgaria EAD
Top organization / ISP
GPON Services
·
A1 BG
Top geo
Bulgaria
·
Sofia-Capital
·
Sofia
Window / Updated
2026-03-02 → 2026-03-09 · Updated
2026-03-13
· v2
Open report →
85.91.157.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
85.91.157.0
Broadcast
85.91.157.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
42.6826 , 23.3223
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-03-02 02:00 · 2026-03-03 02:00
Top ASN
AS29580 ·
A1 Bulgaria EAD
Top organization / ISP
A1 BG
·
A1 Bulgaria EAD
Top geo
Bulgaria
·
Sofia-Capital
·
Sofia
Window / Updated
2026-03-02 → 2026-03-09 · Updated
2026-03-13
· v2
Open report →
88.203.204.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
88.203.204.0
Broadcast
88.203.204.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
42.6826 , 23.3223
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-03-02 02:00 · 2026-03-03 02:00
Top ASN
AS8717 ·
A1 Bulgaria EAD
Top organization / ISP
A1 ISS
·
A1 Bulgaria EAD
Top geo
Bulgaria
·
Sofia-Capital
·
Sofia
Window / Updated
2026-03-02 → 2026-03-09 · Updated
2026-03-13
· v2
Open report →
85.130.58.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
85.130.58.0
Broadcast
85.130.58.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.8627 , 25.9648
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-03-01 02:00 · 2026-03-02 02:00
Top ASN
AS13124 ·
A1 Bulgaria EAD
Top organization / ISP
A1 BG
·
A1 Bulgaria EAD
Top geo
Bulgaria
·
Ruse
·
Rousse
Window / Updated
2026-03-02 → 2026-03-09 · Updated
2026-03-13
· v2
Open report →
62.221.157.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
62.221.157.0
Broadcast
62.221.157.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
42.1513 , 24.7518
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-03-01 02:00 · 2026-03-02 02:00
Top ASN
AS13124 ·
A1 Bulgaria EAD
Top organization / ISP
A1 BG
·
A1 Bulgaria EAD
Top geo
Bulgaria
·
Plovdiv
·
Plovdiv
Window / Updated
2026-03-02 → 2026-03-09 · Updated
2026-03-13
· v2
Open report →
37.63.19.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
37.63.19.0
Broadcast
37.63.19.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
43.2706 , 26.9229
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-03-01 02:00 · 2026-03-02 02:00
Top ASN
AS12716 ·
A1 Bulgaria EAD
Top organization / ISP
— ·
A1-NGN
Top geo
Bulgaria
·
Shumen
·
Shumen
Window / Updated
2026-03-02 → 2026-03-09 · Updated
2026-03-13
· v2
Open report →
89.215.61.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
89.215.61.0
Broadcast
89.215.61.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
42.35 , 24.7333
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-03-01 02:00 · 2026-03-02 02:00
Top ASN
AS13124 ·
A1 Bulgaria EAD
Top organization / ISP
BLIZOO
·
A1 Bulgaria EAD
Top geo
Bulgaria
·
Plovdiv
·
Kaloyanovo
Window / Updated
2026-03-02 → 2026-03-09 · Updated
2026-03-13
· v2
Open report →
78.83.104.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
78.83.104.0
Broadcast
78.83.104.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
42.6826 , 23.3223
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-03-01 02:00 · 2026-03-02 02:00
Top ASN
AS29580 ·
A1 Bulgaria EAD
Top organization / ISP
PON Services
·
A1 BG
Top geo
Bulgaria
·
Sofia-Capital
·
Sofia
Window / Updated
2026-03-02 → 2026-03-09 · Updated
2026-03-13
· v2
Open report →
78.83.199.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
78.83.199.0
Broadcast
78.83.199.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
42.6826 , 23.3223
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-03-01 02:00 · 2026-03-02 02:00
Top ASN
AS8717 ·
A1 Bulgaria EAD
Top organization / ISP
— ·
A1 Bulgaria EAD
Top geo
Bulgaria
·
Sofia-Capital
·
Sofia
Window / Updated
2026-03-02 → 2026-03-09 · Updated
2026-03-13
· v2
Open report →
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