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:
Tokyo
·
Clear
Snapshot
2026-03-07
Results
224
Page
6
/
6
106.155.49.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
106.155.49.0
Broadcast
106.155.49.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.6837 , 139.6805
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS2516 ·
KDDI CORPORATION
Top organization / ISP
KDDI
·
Kddi Corporation
Top geo
Japan
·
Tokyo
·
Tokyo
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
106.72.134.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
106.72.134.0
Broadcast
106.72.134.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.7423 , 139.6903
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS2516 ·
KDDI CORPORATION
Top organization / ISP
— ·
JPNE-IP4
Top geo
Japan
·
Tokyo
·
Kanamechō
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
118.1.226.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
118.1.226.0
Broadcast
118.1.226.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.6837 , 139.6805
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS4713 ·
NTT DOCOMO BUSINESS,Inc.
Top organization / ISP
Open Computer Network
·
NTT Communications Corporation
Top geo
Japan
·
Tokyo
·
Tokyo
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
119.241.171.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
119.241.171.0
Broadcast
119.241.171.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.6837 , 139.6805
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS2518 ·
BIGLOBE Inc.
Top organization / ISP
BIGLOBE
·
BIGLOBE Inc.
Top geo
Japan
·
Tokyo
·
Tokyo
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
125.199.61.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
125.199.61.0
Broadcast
125.199.61.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.6129 , 139.6417
Hits / Errors
1
hits ·
1
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS2518 ·
BIGLOBE Inc.
Top organization / ISP
BIGLOBE
·
NEC BIGLOBE Ltd.
Top geo
Japan
·
Tokyo
·
Nakamachi
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
126.179.176.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
126.179.176.0
Broadcast
126.179.176.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.6552 , 139.761
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS17676 ·
SoftBank Corp.
Top organization / ISP
SOFTBANK Corp
·
SoftBank Corp.
Top geo
Japan
·
Tokyo
·
Minato-ku
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
126.236.185.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
126.236.185.0
Broadcast
126.236.185.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.6552 , 139.761
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS17676 ·
SoftBank Corp.
Top organization / ISP
SOFTBANK Corp
·
SoftBank Corp.
Top geo
Japan
·
Tokyo
·
Minato
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
126.74.17.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
126.74.17.0
Broadcast
126.74.17.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.6552 , 139.761
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS17676 ·
SoftBank Corp.
Top organization / ISP
SOFTBANK Corp
·
SoftBank Corp.
Top geo
Japan
·
Tokyo
·
Minato-ku
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
126.95.240.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
126.95.240.0
Broadcast
126.95.240.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.6552 , 139.761
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS17676 ·
SoftBank Corp.
Top organization / ISP
SOFTBANK Corp
·
SoftBank Corp.
Top geo
Japan
·
Tokyo
·
Minato-ku
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
133.106.136.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
133.106.136.0
Broadcast
133.106.136.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.6581 , 139.751
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS138384 ·
Rakuten Mobile Network, Inc.
Top organization / ISP
RMN
·
Rakuten Mobile, Inc.
Top geo
Japan
·
Tokyo
·
Minato
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
133.200.174.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
133.200.174.0
Broadcast
133.200.174.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.7402 , 139.7854
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS2518 ·
BIGLOBE Inc.
Top organization / ISP
NEC BIGLOBE Ltd.
·
BIGLOBE Inc.
Top geo
Japan
·
Tokyo
·
Arakawa City
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
133.32.130.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
133.32.130.0
Broadcast
133.32.130.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.6837 , 139.6805
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS2519 ·
ARTERIA Networks Corporation
Top organization / ISP
— ·
ARTERIA Networks Corporation
Top geo
Japan
·
Tokyo
·
Tokyo
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
133.32.218.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
133.32.218.0
Broadcast
133.32.218.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.723 , 139.6748
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS2519 ·
ARTERIA Networks Corporation
Top organization / ISP
ARTERIA Networks Corporation
·
ARTERIA Networks Corporation
Top geo
Japan
·
Tokyo
·
Kamiochiai
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
153.236.167.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
153.236.167.0
Broadcast
153.236.167.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.6906 , 139.77
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS4713 ·
NTT DOCOMO BUSINESS,Inc.
Top organization / ISP
Open Computer Network
·
NTT Communications Corporation
Top geo
Japan
·
Tokyo
·
Chiyoda City
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
182.168.99.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
182.168.99.0
Broadcast
182.168.99.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.6413 , 139.6662
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS2527 ·
Sony Network Communications Inc.
Top organization / ISP
Sony Network Communications Inc.
·
Sony Network Communications Inc.
Top geo
Japan
·
Tokyo
·
Setagaya City
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
220.100.116.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
220.100.116.0
Broadcast
220.100.116.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.6837 , 139.6805
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS2497 ·
Internet Initiative Japan Inc.
Top organization / ISP
Internet Initiative Japan Inc.
·
Internet Initiative Japan
Top geo
Japan
·
Tokyo
·
Tokyo
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
221.110.129.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
221.110.129.0
Broadcast
221.110.129.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.7053 , 139.729
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS17676 ·
SoftBank Corp.
Top organization / ISP
Japan Nation-wide Network of Softbank Corp.
·
SoftBank Corp.
Top geo
Japan
·
Tokyo
·
Enokichō
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
222.0.160.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
222.0.160.0
Broadcast
222.0.160.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.557 , 139.4458
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS2516 ·
KDDI CORPORATION
Top organization / ISP
KDDI
·
DION (KDDI CORPORATION)
Top geo
Japan
·
Tokyo
·
Machida
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
36.12.223.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
36.12.223.0
Broadcast
36.12.223.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.7421 , 139.6524
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS2516 ·
KDDI CORPORATION
Top organization / ISP
KDDI
·
Kddi Corporation
Top geo
Japan
·
Tokyo
·
Nerima City
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
42.144.20.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
42.144.20.0
Broadcast
42.144.20.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.7162 , 139.5891
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS9824 ·
JCOM Co., Ltd.
Top organization / ISP
Jupiter Telecommunication Co. Ltd
·
JCOM Co., Ltd.
Top geo
Japan
·
Tokyo
·
Nishiogikita
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
59.132.58.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
59.132.58.0
Broadcast
59.132.58.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.6837 , 139.6805
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS2516 ·
KDDI CORPORATION
Top organization / ISP
KDDI
·
DION (KDDI CORPORATION)
Top geo
Japan
·
Tokyo
·
Tokyo
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
60.130.224.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
60.130.224.0
Broadcast
60.130.224.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.6629 , 139.761
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS17676 ·
SoftBank Corp.
Top organization / ISP
Japan Nation-wide Network of Softbank Corp.
·
SoftBank Corp.
Top geo
Japan
·
Tokyo
·
Minato-ku
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
60.134.26.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
60.134.26.0
Broadcast
60.134.26.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.6629 , 139.761
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS17676 ·
SoftBank Corp.
Top organization / ISP
Japan Nation-wide Network of Softbank Corp.
·
SoftBank Corp.
Top geo
Japan
·
Tokyo
·
Minato-ku
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
60.73.202.0/24
Risk Max
—
LOW
Footprint
0.391
%
Hits
1
Prefix / IP version
/24 · IPv4
Network
60.73.202.0
Broadcast
60.73.202.255
Observed IPs / Subnet size
1
observed ·
256
total
Centroid
35.6629 , 139.761
Hits / Errors
1
hits ·
0
errors
First / Last seen
2026-02-22 02:00 · 2026-02-23 02:00
Top ASN
AS17676 ·
SoftBank Corp.
Top organization / ISP
Japan Nation-wide Network of Softbank Corp.
·
SoftBank Corp.
Top geo
Japan
·
Tokyo
·
Minato-ku
Window / Updated
2026-02-23 → 2026-03-02 · Updated
2026-03-03
· v2
Open report →
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