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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: BIP Backbone ASN · Clear
Snapshot 2026-01-21 Results 10 Page 1 / 1

81.171.72.0/24

Risk Max — LOW Footprint 0.781% Hits 2
Prefix / IP version
/24 · IPv4
Network
81.171.72.0
Broadcast
81.171.72.255
Observed IPs / Subnet size
2 observed · 256 total
Centroid
-6.2208 , 106.8403
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-10-13 17:00 · 2025-10-17 21:01
Top ASN
AS34343 · BIP Backbone ASN
Top organization / ISP
PRI JAR · Eweka Internet Services B.V.
Top geo
Indonesia · Jakarta · Jakarta
Window / Updated
2025-10-13 → 2025-10-20 · Updated 2026-01-14 · v2
Open report →

91.148.242.0/24

Risk Max — LOW Footprint 0.391% Hits 8
Prefix / IP version
/24 · IPv4
Network
91.148.242.0
Broadcast
91.148.242.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
53.4809 , -2.2374
Hits / Errors
8 hits · 4 errors
First / Last seen
2024-12-14 14:20 · 2024-12-14 14:20
Top ASN
AS34343 · BIP Backbone ASN
Top organization / ISP
PRI MAN · Eweka Internet Services B.V.
Top geo
United Kingdom · England · Manchester
Window / Updated
2024-12-09 → 2024-12-16 · Updated 2026-01-14 · v2
Open report →

91.148.248.0/24

Risk Max — LOW Footprint 0.391% Hits 2
Prefix / IP version
/24 · IPv4
Network
91.148.248.0
Broadcast
91.148.248.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
-34.6037 , -58.3816
Hits / Errors
2 hits · 0 errors
First / Last seen
2025-09-30 01:19 · 2025-09-30 01:19
Top ASN
AS34343 · BIP Backbone ASN
Top organization / ISP
PRI Bue · Eweka Internet Services B.V.
Top geo
Argentina · Buenos Aires F.D. · Buenos Aires
Window / Updated
2025-09-29 → 2025-10-06 · Updated 2026-01-14 · v2
Open report →

91.148.244.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
91.148.244.0
Broadcast
91.148.244.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.8534 , 4.347
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-10-19 12:48 · 2025-10-19 12:48
Top ASN
AS34343 · BIP Backbone ASN
Top organization / ISP
PRI Bru · Eweka Internet Services B.V.
Top geo
Belgium · Brussels Capital · Brussels
Window / Updated
2025-10-13 → 2025-10-20 · Updated 2026-01-14 · v2
Open report →

91.148.240.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
91.148.240.0
Broadcast
91.148.240.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
53.3586 , -6.2483
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-10-14 13:14 · 2025-10-14 13:14
Top ASN
AS34343 · BIP Backbone ASN
Top organization / ISP
PRI Dub · Eweka Internet Services B.V.
Top geo
Ireland · Leinster · Dublin
Window / Updated
2025-10-13 → 2025-10-20 · Updated 2026-01-14 · v2
Open report →

91.148.239.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
91.148.239.0
Broadcast
91.148.239.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
44.4305 , 26.0979
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-08-03 02:25 · 2025-08-03 02:25
Top ASN
AS34343 · BIP Backbone ASN
Top organization / ISP
PRI OTP · Eweka Internet Services B.V.
Top geo
Romania · București · Bucharest
Window / Updated
2025-07-28 → 2025-08-04 · Updated 2026-01-14 · v2
Open report →

91.148.243.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
91.148.243.0
Broadcast
91.148.243.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
53.3586 , -6.2483
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-08-02 21:48 · 2025-08-02 21:48
Top ASN
AS34343 · BIP Backbone ASN
Top organization / ISP
PRI DUB · Eweka Internet Services B.V.
Top geo
Ireland · Leinster · Dublin
Window / Updated
2025-07-28 → 2025-08-04 · Updated 2026-01-14 · v2
Open report →

91.148.246.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
91.148.246.0
Broadcast
91.148.246.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.8534 , 4.347
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-07-29 18:23 · 2025-07-29 18:23
Top ASN
AS34343 · BIP Backbone ASN
Top organization / ISP
PRI Bru2 · Eweka Internet Services B.V.
Top geo
Belgium · Brussels Capital · Brussels
Window / Updated
2025-07-28 → 2025-08-04 · Updated 2026-01-14 · v2
Open report →

91.148.238.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
91.148.238.0
Broadcast
91.148.238.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
48.1499 , 17.1095
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-07-25 05:03 · 2025-07-25 05:03
Top ASN
AS34343 · BIP Backbone ASN
Top organization / ISP
PRI BTS · Eweka Internet Services B.V.
Top geo
Slovakia · Bratislava Region · Bratislava
Window / Updated
2025-07-21 → 2025-07-28 · Updated 2026-01-14 · v2
Open report →

91.148.247.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
91.148.247.0
Broadcast
91.148.247.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
40.4097 , -3.7157
Hits / Errors
1 hits · 0 errors
First / Last seen
2025-05-06 03:11 · 2025-05-06 03:11
Top ASN
AS34343 · BIP Backbone ASN
Top organization / ISP
PRI Mad2 · Eweka Internet Services B.V.
Top geo
Spain · Madrid · Madrid
Window / Updated
2025-05-05 → 2025-05-12 · Updated 2026-01-14 · v2
Open report →