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Mercari.com (Domain) Investigation Report

Generated on Jun 1, 2026

Recommendation
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Overall Summary
Safe
  Why we think so? 

Mercari is a long-running, high-traffic marketplace with strong legitimacy signals: a 2004 domain registration, MarkMonitor as registrar, valid SSL, and a substantial global user base. 🌏

The main caution is reputation, not authenticity. Public complaint sources describe recurring issues with scams, disputes, fees, and customer support, and Mercari itself publishes anti-phishing guidance plus a dedicated report inbox (phish@mercari.com). The site also uses mature infrastructure like Cloudflare, AWS, Google services, and multiple verification records, which is what you’d expect from a real platform.

Bottom line: this domain looks authentic and not blacklisted, but using the marketplace still carries normal marketplace risk. Stick to in-app payments, avoid off-platform contact, and be careful with high-value items.

Confidence Score Our overall confidence rating for this entity based on public signals, activity, and risk checks.
95%

Risk Insights

🛡️

Real brand, real infrastructure

  • 2004 domain registration
  • MarkMonitor registrar and restrictive WHOIS locks
  • Valid SSL plus AWS, Cloudflare, and Google services
⚠️

Marketplace risk is the main issue

  • Complaint sources mention scams and dispute handling
  • Risk is driven by user-to-user transactions
  • Higher caution makes sense for expensive items
✅

Official support and abuse reporting exist

  • Public support phone number is listed
  • phish@mercari.com is published for phishing reports
  • Multiple branded contact emails are available

Category Scores

Red Flags & Warnings

  • Public review and complaint coverage is mixed to negative, with recurring reports about scams, dispute handling, fees, and customer service.
  • Mercari is a marketplace, so scam exposure comes from user-to-user transactions rather than from the domain itself.

Detailed Checks & Insights

0-100 Scale

Domain age and registrar quality

Score: 97
Passed

"The WHOIS record also shows multiple transfer/update locks, which is common for protected corporate domains."

Reason: A 2004 registration date with MarkMonitor is a strong legitimacy indicator for a brand-operated domain.

SSL and DNS hygiene

Score: 96
Passed

"TXT records include many vendor verifications, which is normal for a large company with many services."

Reason: The domain presents valid SSL and stable DNS with AWS nameservers and routed IPs.

Traffic scale and engagement

Score: 95
Passed

"Similarweb shows about 142.9M monthly visits, ~7.1 pages per visit, and a bounce rate around 38%."

Reason: Mercari has very large traffic and healthy engagement, which is hard to fake at this scale.

Brand and trademark presence

Score: 94
Passed

"The marks are associated with Mercari, Inc. in Japan, which aligns with the domain owner."

Reason: Multiple live USPTO registrations for MERCARI match the claimed business name.

Blacklist and malware status

Score: 100
Passed

"This is a strong negative signal for outright malicious activity on the domain itself."

Reason: No Google Safe Browsing or crypto-scam blacklist hit was returned.

Public contactability

Score: 92
Passed

"phish@mercari.com is especially useful because it shows the company expects and handles phishing reports."

Reason: The site exposes multiple official contact paths, including support and abuse-reporting emails.

Reputation risk from user complaints

Score: 62
Failed

"This does not make the domain fake, but it does mean users should expect marketplace risk."

Reason: External complaint sources describe recurring disputes, scam complaints, and customer-service friction.

Your Next Steps

  • 1

    Use the official app or type the domain yourself rather than following links from messages or ads.

  • 2

    Keep all payments and shipping inside Mercari’s checkout and label system.

  • 3

    If you receive an email claiming to be Mercari, verify the sender carefully and forward suspicious messages to phish@mercari.com.

  • 4

    Be extra cautious with expensive electronics or designer goods, since complaint volume is higher in those categories.

Key Evidence & Citations

📌 More actions for Mercari.com:

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