Check if a phone number or text message is a scam.
Got a suspicious text from an unknown number? People search phone numbers exactly like they search email addresses — paste the number or the full message here to get an instant risk verdict before you call back, reply, or hand over any personal information.
Security Insight
Phone number scams are the fastest-growing category of consumer fraud. Delivery fee texts, package-held messages, and 'one missed call' callbacks have replaced cold-call boiler rooms as the primary vector for stealing banking credentials and card details.
Red flags in suspicious phone numbers and texts
Legitimate businesses rarely send unsolicited texts asking you to click a link, pay a fee, or call back on an unfamiliar number. Here is what to look for before you respond.
Unfamiliar number asking for urgent action
International or spoofed number formats
Shortened or suspicious link in the message
Callback number differs from the sender
What IsThisSpam checks before you trust a sender
Quick verdicts are useful, but the real value is understanding why something looks safe, uncertain, or risky.
Number pattern analysis
Sequential, recycled, or VoIP-registered phone numbers appear frequently in scam databases. Checking a number against known patterns is a fast first filter.
Message context and claim type
The story the message tells matters as much as the number. Delivery fee requests, prize notifications, and fake bank security alerts are the highest-risk categories.
Pressure and deadline language
Phrases like 'respond within 24 hours', 'your parcel will be returned', or 'your account will be closed' are designed to trigger action before you think clearly.
Request for personal or payment information
Any text asking for your card number, bank details, Medicare number, or password — regardless of how official it looks — should be treated as high-risk.
Related guides
Use the checker for the fast answer, then read the deeper guidance for recurring scam patterns.
SMS Scam Checker
DHL Scam Checker
Most Common Scam Types
FAQ
These are the questions people usually ask right before they click, reply, or pay.
Got a screenshot or attachment? Our AI can analyse it.
Check the sender before you trust the message.
Start with a fast scan, then move to SuperScan when the message involves money, account access, or sensitive documents.