Threat Actors — IPs
Directory of
recently active
,
high-risk
IP addresses observed by Syndu. Each entry links to a full IP report with enriched metadata and risk scoring.
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Saitama
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Snapshot
2026-01-22
Results
26
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1
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1
150.246.185.107
Risk
1
LOW
ASN
AS2527
Organization
Sony Network Communications Inc.
ISP
Sony Network Communications Inc.
Location
Japan
·
Saitama
·
Sōka Shi
·
340-0041
Hits / Errors
3
hits ·
1
errors
First seen
2024-09-17 03:00
Last seen
2024-09-25 03:00
Model
v1
Freshness
Risk computed:
2026-01-14
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121.101.90.6
Risk
0
LOW
ASN
AS2527
Organization
Sony Network Communications Inc.
ISP
Sony Network Communications Inc.
Location
Japan
·
Saitama
·
Kawaguchi
·
332-0031
Hits / Errors
29
hits ·
1
errors
First seen
2025-09-12 03:00
Last seen
2025-09-13 03:00
Model
v1
Freshness
Risk computed:
2026-01-14
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133.106.166.21
Risk
0
LOW
ASN
AS138384
Organization
Rakuten Mobile Network, Inc.
ISP
Rakuten Mobile, Inc.
Location
Japan
·
Saitama
·
Koshigaya
·
343-0816
Hits / Errors
64
hits ·
1
errors
First seen
2025-08-13 03:00
Last seen
2025-08-14 03:00
Model
v1
Freshness
Risk computed:
2026-01-14
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59.171.100.44
Risk
0
LOW
ASN
AS9824
Organization
JCOM Co., Ltd.
ISP
JCOM Co., Ltd.
Location
Japan
·
Saitama
·
Asaka
·
351-0011
Hits / Errors
31
hits ·
1
errors
First seen
2025-07-31 03:00
Last seen
2025-08-01 03:00
Model
v1
Freshness
Risk computed:
2026-01-14
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123.225.221.7
Risk
0
LOW
ASN
AS4713
Organization
NTT DOCOMO BUSINESS,Inc.
ISP
NTT Communications Corporation
Location
Japan
·
Saitama
·
Asaka
·
351-0021
Hits / Errors
30
hits ·
1
errors
First seen
2025-05-11 03:00
Last seen
2025-05-12 03:00
Model
v1
Freshness
Risk computed:
2026-01-14
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106.155.226.253
Risk
0
LOW
ASN
AS2516
Organization
KDDI CORPORATION
ISP
Kddi Corporation
Location
Japan
·
Saitama
·
Gyōda
·
361-0051
Hits / Errors
7
hits ·
0
errors
First seen
2025-01-21 02:00
Last seen
2025-05-06 03:00
Model
v1
Freshness
Risk computed:
2026-01-14
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110.0.248.43
Risk
0
LOW
ASN
AS10013
Organization
FreeBit Co.,Ltd.
ISP
FreeBit Co., Ltd.
Location
Japan
·
Saitama
·
Mimuro
·
336-0911
Hits / Errors
1
hits ·
0
errors
First seen
2025-05-05 03:00
Last seen
2025-05-06 03:00
Model
v1
Freshness
Risk computed:
2026-01-14
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1.75.235.102
Risk
0
LOW
ASN
AS9605
Organization
NTT DOCOMO, INC.
ISP
NTT Docomo, inc.
Location
Japan
·
Saitama
·
Sōka
·
340-0043
Hits / Errors
6
hits ·
2
errors
First seen
2025-04-30 03:00
Last seen
2025-05-01 03:00
Model
v1
Freshness
Risk computed:
2026-01-14
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157.107.128.73
Risk
0
LOW
ASN
AS4685
Organization
Asahi Net
ISP
ASAHI Net, Inc.
Location
Japan
·
Saitama
·
Tokorozawa
·
359-0001
Hits / Errors
1
hits ·
0
errors
First seen
2025-04-21 03:00
Last seen
2025-04-22 03:00
Model
v1
Freshness
Risk computed:
2026-01-14
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27.114.72.144
Risk
0
LOW
ASN
AS4713
Organization
NTT DOCOMO BUSINESS,Inc.
ISP
NTT Communications Corporation
Location
Japan
·
Saitama
·
Shiki
·
353-0001
Hits / Errors
3
hits ·
0
errors
First seen
2025-03-22 02:00
Last seen
2025-04-09 03:00
Model
v1
Freshness
Risk computed:
2026-01-14
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133.130.223.195
Risk
0
LOW
ASN
AS2514
Organization
NTT PC Communications, Inc.
ISP
NTT PC Communications, Inc.
Location
Japan
·
Saitama
·
Chūō
·
335-0001
Hits / Errors
2
hits ·
0
errors
First seen
2025-04-07 03:00
Last seen
2025-04-08 03:00
Model
v1
Freshness
Risk computed:
2026-01-14
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210.170.23.172
Risk
0
LOW
ASN
AS2519
Organization
ARTERIA Networks Corporation
ISP
ARTERIA Networks Corporation
Location
Japan
·
Saitama
·
Ageo
·
362-0021
Hits / Errors
3
hits ·
0
errors
First seen
2025-02-28 02:00
Last seen
2025-03-11 02:00
Model
v1
Freshness
Risk computed:
2026-01-14
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111.234.140.37
Risk
0
LOW
ASN
AS4685
Organization
Asahi Net
ISP
ASAHI Net, Inc.
Location
Japan
·
Saitama
·
Niizo
·
335-0021
Hits / Errors
18
hits ·
1
errors
First seen
2025-02-05 02:00
Last seen
2025-02-06 02:00
Model
v1
Freshness
Risk computed:
2026-01-14
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133.106.142.59
Risk
0
LOW
ASN
AS138384
Organization
Rakuten Mobile Network, Inc.
ISP
Rakuten Mobile, Inc.
Location
Japan
·
Saitama
·
Kamifukuoka
·
356-0004
Hits / Errors
11
hits ·
5
errors
First seen
2025-02-03 02:00
Last seen
2025-02-04 02:00
Model
v1
Freshness
Risk computed:
2026-01-14
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211.122.238.68
Risk
0
LOW
ASN
AS4713
Organization
NTT DOCOMO BUSINESS,Inc.
ISP
NTT COMMUNICATIONS CORPORATION
Location
Japan
·
Saitama
·
Shiki
·
353-0001
Hits / Errors
2
hits ·
1
errors
First seen
2025-01-27 02:00
Last seen
2025-01-28 02:00
Model
v1
Freshness
Risk computed:
2026-01-14
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153.171.123.199
Risk
0
LOW
ASN
AS4713
Organization
NTT DOCOMO BUSINESS,Inc.
ISP
NTT Communications Corporation
Location
Japan
·
Saitama
·
Minamiurawa
·
336-0011
Hits / Errors
1
hits ·
0
errors
First seen
2025-01-17 02:00
Last seen
2025-01-18 02:00
Model
v1
Freshness
Risk computed:
2026-01-14
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223.218.24.131
Risk
0
LOW
ASN
AS4713
Organization
NTT DOCOMO BUSINESS,Inc.
ISP
NTT Communications Corporation
Location
Japan
·
Saitama
·
Negishi
·
336-0021
Hits / Errors
1
hits ·
0
errors
First seen
2025-01-10 02:00
Last seen
2025-01-11 02:00
Model
v1
Freshness
Risk computed:
2026-01-14
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222.149.142.169
Risk
0
LOW
ASN
AS4713
Organization
NTT DOCOMO BUSINESS,Inc.
ISP
NTT Communications Corporation
Location
Japan
·
Saitama
·
Ōya
·
339-0015
Hits / Errors
1
hits ·
0
errors
First seen
2025-01-09 02:00
Last seen
2025-01-10 02:00
Model
v1
Freshness
Risk computed:
2026-01-14
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221.248.139.66
Risk
0
LOW
ASN
AS17506
Organization
ARTERIA Networks Corporation
ISP
ARTERIA Networks Corporation
Location
Japan
·
Saitama
·
Shimochō
·
330-8501
Hits / Errors
22
hits ·
0
errors
First seen
2025-01-06 02:00
Last seen
2025-01-07 02:00
Model
v1
Freshness
Risk computed:
2026-01-14
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126.233.157.93
Risk
0
LOW
ASN
AS17676
Organization
SoftBank Corp.
ISP
SoftBank Corp.
Location
Japan
·
Saitama
·
Hannō
·
357-0063
Hits / Errors
12
hits ·
1
errors
First seen
2024-12-04 02:00
Last seen
2024-12-05 02:00
Model
v1
Freshness
Risk computed:
2026-01-14
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1.73.143.120
Risk
0
LOW
ASN
AS9605
Organization
NTT DOCOMO, INC.
ISP
NTT Docomo, inc.
Location
Japan
·
Saitama
·
Banshō
·
355-0342
Hits / Errors
14
hits ·
1
errors
First seen
2024-11-26 02:00
Last seen
2024-11-27 02:00
Model
v1
Freshness
Risk computed:
2026-01-14
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39.111.219.228
Risk
0
LOW
ASN
AS2527
Organization
Sony Network Communications Inc.
ISP
Sony Network Communications Inc
Location
Japan
·
Saitama
·
Nisshinchō
·
331-0821
Hits / Errors
6
hits ·
3
errors
First seen
2024-10-30 02:00
Last seen
2024-10-31 02:00
Model
v1
Freshness
Risk computed:
2026-01-14
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150.93.14.16
Risk
0
LOW
ASN
AS45685
Organization
Rikkyo Gakuin Rikkyo University
ISP
Rikkyo Gakuin Rikkyo University
Location
Japan
·
Saitama
·
Shiki
·
353-0001
Hits / Errors
12
hits ·
1
errors
First seen
2024-10-29 02:00
Last seen
2024-10-30 02:00
Model
v1
Freshness
Risk computed:
2026-01-14
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133.106.32.20
Risk
0
LOW
ASN
AS138384
Organization
Rakuten Mobile Network, Inc.
ISP
Rakuten Mobile, Inc.
Location
Japan
·
Saitama
·
Sōka
·
340-0043
Hits / Errors
26
hits ·
3
errors
First seen
2024-10-05 03:00
Last seen
2024-10-07 03:00
Model
v1
Freshness
Risk computed:
2026-01-14
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119.83.180.70
Risk
0
LOW
ASN
AS10010
Organization
TOKAI Communications Corporation
ISP
TOKAI Communications Corporation
Location
Japan
·
Saitama
·
Shiki
·
353-0001
Hits / Errors
2
hits ·
0
errors
First seen
2024-09-16 03:00
Last seen
2024-09-17 03:00
Model
v1
Freshness
Risk computed:
2026-01-14
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111.237.122.42
Risk
0
LOW
ASN
AS2516
Organization
KDDI CORPORATION
ISP
Kddi Corporation
Location
Japan
·
Saitama
·
Ōi
·
356-0053
Hits / Errors
10
hits ·
0
errors
First seen
2024-05-14 03:00
Last seen
2024-05-15 03:00
Model
v1
Freshness
Risk computed:
2026-01-14
Open report →
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