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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: Telefonica O2 Germany GmbH & Co. · Clear
Snapshot 2026-03-10 Results 17 Page 1 / 1

77.2.134.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
77.2.134.0
Broadcast
77.2.134.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
48.14180000000001 , 11.5642
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-26 02:00 · 2026-02-27 02:00
Top ASN
AS6805 · Telefonica Germany GmbH & Co.OHG
Top organization / ISP
Telefonica O2 Germany GmbH & Co. · Telefonica Deutschland GmbH
Top geo
Germany · Bavaria · Munich
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

77.7.47.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
77.7.47.0
Broadcast
77.7.47.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
48.1475 , 11.5865
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS6805 · Telefonica Germany GmbH & Co.OHG
Top organization / ISP
Telefonica O2 Germany GmbH & Co. · Telefonica Deutschland GmbH
Top geo
Germany · Bavaria · Munich
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

77.7.233.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
77.7.233.0
Broadcast
77.7.233.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
48.1475 , 11.5865
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS6805 · Telefonica Germany GmbH & Co.OHG
Top organization / ISP
Telefonica O2 Germany GmbH & Co. · Telefonica Deutschland GmbH
Top geo
Germany · Bavaria · Munich
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

77.7.91.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
77.7.91.0
Broadcast
77.7.91.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
48.1475 , 11.5865
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS6805 · Telefonica Germany GmbH & Co.OHG
Top organization / ISP
Telefonica O2 Germany GmbH & Co. · Telefonica Deutschland GmbH
Top geo
Germany · Bavaria · Munich
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

77.7.196.0/24

Risk Max — LOW Footprint 0.391% Hits 3
Prefix / IP version
/24 · IPv4
Network
77.7.196.0
Broadcast
77.7.196.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
48.1336 , 11.565800000000001
Hits / Errors
3 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS6805 · Telefonica Germany GmbH & Co.OHG
Top organization / ISP
Telefonica O2 Germany GmbH & Co. · Telefonica Deutschland GmbH
Top geo
Germany · Bavaria · Munich
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

77.12.96.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
77.12.96.0
Broadcast
77.12.96.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
49.9953 , 8.3683
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-01 02:00 · 2026-03-02 02:00
Top ASN
AS6805 · Telefonica Germany GmbH & Co.OHG
Top organization / ISP
Telefonica O2 Germany GmbH & Co. · Telefonica Deutschland GmbH
Top geo
Germany · Hesse · Bischofsheim
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

77.0.186.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
77.0.186.0
Broadcast
77.0.186.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
53.5098 , 9.9839
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS6805 · Telefonica Germany GmbH & Co.OHG
Top organization / ISP
Telefonica O2 Germany GmbH & Co. · Telefonica Deutschland GmbH
Top geo
Germany · Hamburg · Hamburg
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

77.0.46.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
77.0.46.0
Broadcast
77.0.46.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
53.5817 , 9.9887
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-25 02:00 · 2026-02-26 02:00
Top ASN
AS6805 · Telefonica Germany GmbH & Co.OHG
Top organization / ISP
Telefonica O2 Germany GmbH & Co. · Telefonica Deutschland GmbH
Top geo
Germany · Hamburg · Hamburg
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

77.11.182.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
77.11.182.0
Broadcast
77.11.182.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.5312 , 13.3878
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS6805 · Telefonica Germany GmbH & Co.OHG
Top organization / ISP
Telefonica O2 Germany GmbH & Co. · Telefonica Deutschland GmbH
Top geo
Germany · State of Berlin · Berlin
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

77.2.93.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
77.2.93.0
Broadcast
77.2.93.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
48.1475 , 11.5865
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS6805 · Telefonica Germany GmbH & Co.OHG
Top organization / ISP
Telefonica O2 Germany GmbH & Co. · Telefonica Deutschland GmbH
Top geo
Germany · Bavaria · Munich
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

77.7.212.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
77.7.212.0
Broadcast
77.7.212.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
48.1428 , 11.5801
Hits / Errors
1 hits · 1 errors
First / Last seen
2026-02-24 02:00 · 2026-02-25 02:00
Top ASN
AS6805 · Telefonica Germany GmbH & Co.OHG
Top organization / ISP
Telefonica O2 Germany GmbH & Co. · Telefonica Deutschland GmbH
Top geo
Germany · Bavaria · Munich
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

77.12.75.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
77.12.75.0
Broadcast
77.12.75.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
50.1188 , 8.6401
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-23 02:00 · 2026-02-24 02:00
Top ASN
AS6805 · Telefonica Germany GmbH & Co.OHG
Top organization / ISP
Telefonica O2 Germany GmbH & Co. · Telefonica Deutschland GmbH
Top geo
Germany · Hesse · Frankfurt am Main
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

77.0.124.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
77.0.124.0
Broadcast
77.0.124.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
53.5544 , 9.9946
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS6805 · Telefonica Germany GmbH & Co.OHG
Top organization / ISP
Telefonica O2 Germany GmbH & Co. · Telefonica Deutschland GmbH
Top geo
Germany · Hamburg · Hamburg
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

77.0.3.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
77.0.3.0
Broadcast
77.0.3.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
53.5823 , 9.9693
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS6805 · Telefonica Germany GmbH & Co.OHG
Top organization / ISP
Telefonica O2 Germany GmbH & Co. · Telefonica Deutschland GmbH
Top geo
Germany · Hamburg · Hamburg
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

77.11.40.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
77.11.40.0
Broadcast
77.11.40.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
52.4982 , 13.3676
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS6805 · Telefonica Germany GmbH & Co.OHG
Top organization / ISP
Telefonica O2 Germany GmbH & Co. · Telefonica Deutschland GmbH
Top geo
Germany · State of Berlin · Berlin
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

77.7.54.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
77.7.54.0
Broadcast
77.7.54.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
48.114 , 11.5422
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS6805 · Telefonica Germany GmbH & Co.OHG
Top organization / ISP
Telefonica O2 Germany GmbH & Co. · Telefonica Deutschland GmbH
Top geo
Germany · Bavaria · Munich
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →

77.7.57.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
77.7.57.0
Broadcast
77.7.57.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
48.1778 , 11.5198
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS6805 · Telefonica Germany GmbH & Co.OHG
Top organization / ISP
Telefonica O2 Germany GmbH & Co. · Telefonica Deutschland GmbH
Top geo
Germany · Bavaria · Munich
Window / Updated
2026-02-23 → 2026-03-02 · Updated 2026-03-03 · v2
Open report →