kantoor.whatsappagent.rserver181.nl - URL scan, 21 Aug 2026

MalwareAnalyzer by Cyble scanned kantoor.whatsappagent.rserver181.nl and returned a unknown verdict (score -4). The page resolved to 141.138.168.126 on Antagonist B.V. in NL. The domain was registered 2050 days ago through team.blue nl B.V.. 1 domain and 1 IP were contacted, over 1 HTTP request. This is a point-in-time observation from 21 Aug 2026; the page may have changed since.

Scan result

• Verdict: unknown (score -4) · Confidence 10%
• Scanned URL: https://kantoor.whatsappagent.rserver181.nl/
• Domain: kantoor.whatsappagent.rserver181.nl · IP: 141.138.168.126 · AS20847 · NL
• Server: Apache
• Page title: 403 Forbidden
• HTTP status: 403 · text/html; charset=iso-8859-1
• Registrar: team.blue nl B.V. · domain age 2050 days · created 2021-01-09
• TLS issuer: C=US, O=Let's Encrypt, CN=YR1 · valid to Nov 19 02: · subject CN=kantoor.svh-waterpolo.rserver181.nl
• HTTP requests captured: 1
• Scan tier: standard · observed 2026-08-21 19:16:08 UTC

Antivirus & YARA (0 of 47 engines)

No engine flagged this page's content.

Why this verdict

• Valid TLS, no impersonation or off-origin credential post
• Certificate issued < 48h ago

Detected technologies

• Apache

Contacted infrastructure

• 141.138.168.126 - AS20847 Antagonist B.V. (Netherlands)

Observed indicators

• kantoor.whatsappagent.rserver181.nl
• 141.138.168.126
• https://kantoor.whatsappagent.rserver181.nl/

Questions about kantoor.whatsappagent.rserver181.nl

Is kantoor.whatsappagent.rserver181.nl safe?

The scan of kantoor.whatsappagent.rserver181.nl on 21 Aug 2026 reached no verdict either way (score -4). Too little was captured to judge it, which is an unknown rather than a pass.

How was kantoor.whatsappagent.rserver181.nl checked?

A static pass resolved DNS, captured TLS and headers and followed the redirect chain, and where the standard tier allows, a headless browser rendered the page and recorded every request. Egress is SSRF-locked. Signatures that matched only page text are weighted far below one that matched a served file, because a page documenting malware matches the same rules.

Scanned at the standard tier - see how URL scanning works.

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