Real-time verification
MAS COA Lookup
Verify your autographed item's authenticity by searching your Certificate of Authenticity serial number.
Enter the full serial number from your COA
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Instantly validate your COA
Enter the full serial number from your MAS Certified COA to confirm its authenticity. Our database provides real-time verification, ensuring that your autograph is officially authenticated.
Each authenticated autograph comes with a unique Certificate of Authenticity issued by MAS Certified. Using our COA Lookup tool, collectors, buyers, and sellers can quickly verify the legitimacy of their signed memorabilia. Protect your investment and ensure your collectible is genuine.
Tamper-evident
Holographic COA stickers on every item.
Real-time
Instant lookup against the live MAS database.
QR verified
Each COA links directly to its record.