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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.
Active filter: NTNET · Clear
Snapshot 2026-01-22 Results 90 Page 1 / 3

103.151.123.101

Risk 9 LOW
ASN
AS135905
Organization
VIETNAM POSTS AND TELECOMMUNICATIONS GROUP
ISP
NTNET
Location
Vietnam · Hanoi · Vinh Tuy
Hits / Errors
56 hits · 4 errors
First seen
2025-03-31 03:00
Last seen
2025-04-15 03:00
Model
v1
Freshness
Risk computed: 2026-01-14
Open report →
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103.151.123.194

Risk 5 LOW
ASN
AS135905
Organization
VIETNAM POSTS AND TELECOMMUNICATIONS GROUP
ISP
NTNET
Location
Vietnam · Hanoi · Vinh Tuy
Hits / Errors
18 hits · 16 errors
First seen
2023-08-02 03:00
Last seen
2023-08-04 03:00
Model
v1
Freshness
Risk computed: 2026-01-14
Open report →
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103.151.123.145

Risk 3 LOW
ASN
AS135905
Organization
VIETNAM POSTS AND TELECOMMUNICATIONS GROUP
ISP
NTNET
Location
Vietnam · Hanoi · Vinh Tuy
Hits / Errors
26 hits · 11 errors
First seen
2024-09-23 03:00
Last seen
2024-10-15 03:00
Model
v1
Freshness
Risk computed: 2026-01-14
Open report →
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103.151.123.58

Risk 1 LOW
ASN
AS135905
Organization
VIETNAM POSTS AND TELECOMMUNICATIONS GROUP
ISP
NTNET
Location
Vietnam · Hanoi · Vinh Tuy
Hits / Errors
8 hits · 2 errors
First seen
2025-04-05 03:00
Last seen
2025-04-25 03:00
Model
v1
Freshness
Risk computed: 2026-01-14
Open report →
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103.151.122.169

Risk 1 LOW
ASN
AS135905
Organization
VIETNAM POSTS AND TELECOMMUNICATIONS GROUP
ISP
NTNET
Location
Vietnam · Hanoi · Hanoi
Hits / Errors
6 hits · 0 errors
First seen
2025-02-28 02:00
Last seen
2025-03-10 02:00
Model
v1
Freshness
Risk computed: 2026-01-14
Open report →
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199.247.13.60

Risk 1 LOW
ASN
AS20473
Organization
The Constant Company, LLC
ISP
NTnet Operations Ltd.
Location
France · Île-de-France · Aubervilliers · 93300
Hits / Errors
3 hits · 2 errors
First seen
2024-06-03 03:00
Last seen
2024-06-04 03:00
Model
v1
Freshness
Risk computed: 2026-01-14
Open report →
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131.72.254.218

Risk 0 LOW
ASN
AS61751
Organization
SINTNET-TELECOMUNICACOES E INFORMATICA LTDA
ISP
Sintnet-telecomunicacoes E Informatica Ltda
Location
Brazil · Rio de Janeiro · Nova Iguaçu · 26255
Hits / Errors
1 hits · 0 errors
First seen
2026-01-10 02:00
Last seen
2026-01-11 02:00
Model
v1
Freshness
Risk computed: 2026-01-14
Open report →
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138.204.23.90

Risk 0 LOW
ASN
AS263878
Organization
FONTNET ME
ISP
FONTNET ME
Location
Brazil · Piauí · Cajueiro da Praia · 64222
Hits / Errors
1 hits · 1 errors
First seen
2026-01-10 02:00
Last seen
2026-01-11 02:00
Model
v1
Freshness
Risk computed: 2026-01-14
Open report →
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168.228.43.75

Risk 0 LOW
ASN
AS61751
Organization
SINTNET-TELECOMUNICACOES E INFORMATICA LTDA
ISP
Sintnet-telecomunicacoes E Informatica Ltda
Location
Brazil · Rio de Janeiro · Nova Iguaçu · 26255
Hits / Errors
3 hits · 1 errors
First seen
2025-09-10 03:00
Last seen
2026-01-10 02:00
Model
v1
Freshness
Risk computed: 2026-01-14
Open report →
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177.125.75.45

Risk 0 LOW
ASN
AS52766
Organization
Printnet telecomunicaçoes
ISP
Printnet telecomunicaçoes
Location
Brazil · Maranhão · Paulino Neves · 65585
Hits / Errors
3 hits · 2 errors
First seen
2025-09-09 03:00
Last seen
2026-01-10 02:00
Model
v1
Freshness
Risk computed: 2026-01-14
Open report →
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131.72.253.134

Risk 0 LOW
ASN
AS61751
Organization
SINTNET-TELECOMUNICACOES E INFORMATICA LTDA
ISP
Sintnet-telecomunicacoes E Informatica Ltda
Location
Brazil · Rio de Janeiro · Nova Iguaçu · 26255
Hits / Errors
1 hits · 0 errors
First seen
2026-01-09 02:00
Last seen
2026-01-10 02:00
Model
v1
Freshness
Risk computed: 2026-01-14
Open report →
Explore logs →

177.125.74.138

Risk 0 LOW
ASN
AS52766
Organization
Printnet telecomunicaçoes
ISP
Printnet telecomunicaçoes
Location
Brazil · Paraná · Marilândia do Sul · 86825
Hits / Errors
1 hits · 1 errors
First seen
2026-01-09 02:00
Last seen
2026-01-10 02:00
Model
v1
Freshness
Risk computed: 2026-01-14
Open report →
Explore logs →

177.125.74.167

Risk 0 LOW
ASN
AS52766
Organization
Printnet telecomunicaçoes
ISP
Printnet telecomunicaçoes
Location
Brazil · Paraná · Marilândia do Sul · 86825
Hits / Errors
1 hits · 1 errors
First seen
2026-01-09 02:00
Last seen
2026-01-10 02:00
Model
v1
Freshness
Risk computed: 2026-01-14
Open report →
Explore logs →

177.125.74.64

Risk 0 LOW
ASN
AS52766
Organization
Printnet telecomunicaçoes
ISP
Printnet telecomunicaçoes
Location
Brazil · Paraná · Marilândia do Sul · 86825
Hits / Errors
1 hits · 1 errors
First seen
2026-01-09 02:00
Last seen
2026-01-10 02:00
Model
v1
Freshness
Risk computed: 2026-01-14
Open report →
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131.72.252.205

Risk 0 LOW
ASN
AS61751
Organization
SINTNET-TELECOMUNICACOES E INFORMATICA LTDA
ISP
Sintnet-telecomunicacoes E Informatica Ltda
Location
Brazil · Rio de Janeiro · Nova Iguaçu · 26255
Hits / Errors
1 hits · 0 errors
First seen
2026-01-09 02:00
Last seen
2026-01-10 02:00
Model
v1
Freshness
Risk computed: 2026-01-14
Open report →
Explore logs →

138.204.22.90

Risk 0 LOW
ASN
AS263878
Organization
FONTNET ME
ISP
FONTNET ME
Location
Brazil · Ceará · Barroquinha · 62410
Hits / Errors
1 hits · 1 errors
First seen
2026-01-09 02:00
Last seen
2026-01-10 02:00
Model
v1
Freshness
Risk computed: 2026-01-14
Open report →
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138.204.20.133

Risk 0 LOW
ASN
AS263878
Organization
FONTNET ME
ISP
FONTNET ME
Location
Brazil · Ceará · Camocim · 62400
Hits / Errors
1 hits · 1 errors
First seen
2026-01-09 02:00
Last seen
2026-01-10 02:00
Model
v1
Freshness
Risk computed: 2026-01-14
Open report →
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138.204.22.104

Risk 0 LOW
ASN
AS263878
Organization
FONTNET ME
ISP
FONTNET ME
Location
Brazil · Ceará · Barroquinha · 62410
Hits / Errors
1 hits · 0 errors
First seen
2025-12-31 02:00
Last seen
2026-01-01 02:00
Model
v1
Freshness
Risk computed: 2026-01-14
Open report →
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138.204.23.118

Risk 0 LOW
ASN
AS263878
Organization
FONTNET ME
ISP
FONTNET ME
Location
Brazil · Piauí · Cajueiro da Praia · 64222
Hits / Errors
1 hits · 0 errors
First seen
2025-12-17 02:00
Last seen
2025-12-18 02:00
Model
v1
Freshness
Risk computed: 2026-01-14
Open report →
Explore logs →

177.125.74.116

Risk 0 LOW
ASN
AS52766
Organization
Printnet telecomunicaçoes
ISP
Printnet telecomunicaçoes
Location
Brazil · Paraná · Marilândia do Sul · 86825
Hits / Errors
1 hits · 0 errors
First seen
2025-12-17 02:00
Last seen
2025-12-18 02:00
Model
v1
Freshness
Risk computed: 2026-01-14
Open report →
Explore logs →

177.125.74.150

Risk 0 LOW
ASN
AS52766
Organization
Printnet telecomunicaçoes
ISP
Printnet telecomunicaçoes
Location
Brazil · Paraná · Marilândia do Sul · 86825
Hits / Errors
1 hits · 0 errors
First seen
2025-12-14 02:00
Last seen
2025-12-15 02:00
Model
v1
Freshness
Risk computed: 2026-01-14
Open report →
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131.72.253.131

Risk 0 LOW
ASN
AS61751
Organization
SINTNET-TELECOMUNICACOES E INFORMATICA LTDA
ISP
Sintnet-telecomunicacoes E Informatica Ltda
Location
Brazil · Rio de Janeiro · Nova Iguaçu · 26255
Hits / Errors
1 hits · 0 errors
First seen
2025-12-14 02:00
Last seen
2025-12-15 02:00
Model
v1
Freshness
Risk computed: 2026-01-14
Open report →
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168.228.41.147

Risk 0 LOW
ASN
AS61751
Organization
SINTNET-TELECOMUNICACOES E INFORMATICA LTDA
ISP
Sintnet-telecomunicacoes E Informatica Ltda
Location
Brazil · Rio de Janeiro · Nova Iguaçu · 26255
Hits / Errors
1 hits · 0 errors
First seen
2025-12-01 02:00
Last seen
2025-12-02 02:00
Model
v1
Freshness
Risk computed: 2026-01-14
Open report →
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177.39.109.93

Risk 0 LOW
ASN
AS52766
Organization
Printnet telecomunicaçoes
ISP
Printnet telecomunicaçoes
Location
Brazil · Ceará · Fortaleza · 60060
Hits / Errors
1 hits · 0 errors
First seen
2025-11-29 02:00
Last seen
2025-11-30 02:00
Model
v1
Freshness
Risk computed: 2026-01-14
Open report →
Explore logs →

177.125.75.44

Risk 0 LOW
ASN
AS52766
Organization
Printnet telecomunicaçoes
ISP
Printnet telecomunicaçoes
Location
Brazil · Maranhão · Paulino Neves · 65585
Hits / Errors
1 hits · 1 errors
First seen
2025-11-26 02:00
Last seen
2025-11-27 02:00
Model
v1
Freshness
Risk computed: 2026-01-14
Open report →
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138.121.132.153

Risk 0 LOW
ASN
AS264300
Organization
INFOPOINTNET Fibra
ISP
INFOPOINTNET Fibra
Location
Brazil · Pernambuco · São Caitano · 55130
Hits / Errors
1 hits · 0 errors
First seen
2025-11-25 02:00
Last seen
2025-11-26 02:00
Model
v1
Freshness
Risk computed: 2026-01-14
Open report →
Explore logs →

177.125.74.126

Risk 0 LOW
ASN
AS52766
Organization
Printnet telecomunicaçoes
ISP
Printnet telecomunicaçoes
Location
Brazil · Paraná · Marilândia do Sul · 86825
Hits / Errors
3 hits · 0 errors
First seen
2025-11-06 02:00
Last seen
2025-11-07 02:00
Model
v1
Freshness
Risk computed: 2026-01-14
Open report →
Explore logs →

177.125.74.63

Risk 0 LOW
ASN
AS52766
Organization
Printnet telecomunicaçoes
ISP
Printnet telecomunicaçoes
Location
Brazil · Paraná · Marilândia do Sul · 86825
Hits / Errors
3 hits · 0 errors
First seen
2025-09-16 03:00
Last seen
2025-11-07 02:00
Model
v1
Freshness
Risk computed: 2026-01-14
Open report →
Explore logs →

103.151.122.5

Risk 0 LOW
ASN
AS135905
Organization
VIETNAM POSTS AND TELECOMMUNICATIONS GROUP
ISP
NTNET
Location
Vietnam · Hanoi · Hanoi
Hits / Errors
2 hits · 2 errors
First seen
2025-11-06 02:00
Last seen
2025-11-07 02:00
Model
v1
Freshness
Risk computed: 2026-01-14
Open report →
Explore logs →

103.151.123.138

Risk 0 LOW
ASN
AS135905
Organization
VIETNAM POSTS AND TELECOMMUNICATIONS GROUP
ISP
NTNET
Location
Vietnam · Hanoi · Vinh Tuy
Hits / Errors
1 hits · 1 errors
First seen
2025-11-06 02:00
Last seen
2025-11-07 02:00
Model
v1
Freshness
Risk computed: 2026-01-14
Open report →
Explore logs →

131.72.253.229

Risk 0 LOW
ASN
AS61751
Organization
SINTNET-TELECOMUNICACOES E INFORMATICA LTDA
ISP
Sintnet-telecomunicacoes E Informatica Ltda
Location
Brazil · Rio de Janeiro · Nova Iguaçu · 26255
Hits / Errors
1 hits · 0 errors
First seen
2025-11-06 02:00
Last seen
2025-11-07 02:00
Model
v1
Freshness
Risk computed: 2026-01-14
Open report →
Explore logs →

131.72.254.198

Risk 0 LOW
ASN
AS61751
Organization
SINTNET-TELECOMUNICACOES E INFORMATICA LTDA
ISP
Sintnet-telecomunicacoes E Informatica Ltda
Location
Brazil · Rio de Janeiro · Nova Iguaçu · 26255
Hits / Errors
1 hits · 0 errors
First seen
2025-11-06 02:00
Last seen
2025-11-07 02:00
Model
v1
Freshness
Risk computed: 2026-01-14
Open report →
Explore logs →

131.72.252.197

Risk 0 LOW
ASN
AS61751
Organization
SINTNET-TELECOMUNICACOES E INFORMATICA LTDA
ISP
Sintnet-telecomunicacoes E Informatica Ltda
Location
Brazil · Rio de Janeiro · Nova Iguaçu · 26255
Hits / Errors
1 hits · 0 errors
First seen
2025-11-06 02:00
Last seen
2025-11-07 02:00
Model
v1
Freshness
Risk computed: 2026-01-14
Open report →
Explore logs →

168.228.42.65

Risk 0 LOW
ASN
AS61751
Organization
SINTNET-TELECOMUNICACOES E INFORMATICA LTDA
ISP
Sintnet-telecomunicacoes E Informatica Ltda
Location
Brazil · Rio de Janeiro · Nova Iguaçu · 26255
Hits / Errors
1 hits · 0 errors
First seen
2025-11-06 02:00
Last seen
2025-11-07 02:00
Model
v1
Freshness
Risk computed: 2026-01-14
Open report →
Explore logs →

168.228.43.88

Risk 0 LOW
ASN
AS61751
Organization
SINTNET-TELECOMUNICACOES E INFORMATICA LTDA
ISP
Sintnet-telecomunicacoes E Informatica Ltda
Location
Brazil · Rio de Janeiro · Nova Iguaçu · 26255
Hits / Errors
1 hits · 0 errors
First seen
2025-10-22 03:00
Last seen
2025-10-23 03:00
Model
v1
Freshness
Risk computed: 2026-01-14
Open report →
Explore logs →

177.125.74.65

Risk 0 LOW
ASN
AS52766
Organization
Printnet telecomunicaçoes
ISP
Printnet telecomunicaçoes
Location
Brazil · Paraná · Marilândia do Sul · 86825
Hits / Errors
1 hits · 0 errors
First seen
2025-10-22 03:00
Last seen
2025-10-23 03:00
Model
v1
Freshness
Risk computed: 2026-01-14
Open report →
Explore logs →

131.72.252.209

Risk 0 LOW
ASN
AS61751
Organization
SINTNET-TELECOMUNICACOES E INFORMATICA LTDA
ISP
Sintnet-telecomunicacoes E Informatica Ltda
Location
Brazil · Rio de Janeiro · Nova Iguaçu · 26255
Hits / Errors
2 hits · 0 errors
First seen
2025-10-08 03:00
Last seen
2025-10-09 03:00
Model
v1
Freshness
Risk computed: 2026-01-14
Open report →
Explore logs →

131.72.252.214

Risk 0 LOW
ASN
AS61751
Organization
SINTNET-TELECOMUNICACOES E INFORMATICA LTDA
ISP
Sintnet-telecomunicacoes E Informatica Ltda
Location
Brazil · Rio de Janeiro · Nova Iguaçu · 26255
Hits / Errors
1 hits · 1 errors
First seen
2025-10-08 03:00
Last seen
2025-10-09 03:00
Model
v1
Freshness
Risk computed: 2026-01-14
Open report →
Explore logs →

168.228.41.145

Risk 0 LOW
ASN
AS61751
Organization
SINTNET-TELECOMUNICACOES E INFORMATICA LTDA
ISP
Sintnet-telecomunicacoes E Informatica Ltda
Location
Brazil · Rio de Janeiro · Nova Iguaçu · 26255
Hits / Errors
1 hits · 1 errors
First seen
2025-10-06 03:00
Last seen
2025-10-07 03:00
Model
v1
Freshness
Risk computed: 2026-01-14
Open report →
Explore logs →

131.72.252.213

Risk 0 LOW
ASN
AS61751
Organization
SINTNET-TELECOMUNICACOES E INFORMATICA LTDA
ISP
Sintnet-telecomunicacoes E Informatica Ltda
Location
Brazil · Rio de Janeiro · Nova Iguaçu · 26255
Hits / Errors
1 hits · 1 errors
First seen
2025-10-05 03:00
Last seen
2025-10-06 03:00
Model
v1
Freshness
Risk computed: 2026-01-14
Open report →
Explore logs →
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