What it reads
The scan reads no real addresses, so it reports the first.last pattern, marked as assumed.
Check 45 of 54 · Identity and brand
Email format, explained.
What a stranger could guess about your staff email addresses.
Engine 1.57.0, read 25 October 2026
Free checkContextReliability: Indicative
Who could pass themselves off as you?
What the check does, and where it stops.
Why it matters
Once the pattern is known, every name on your website becomes an address to target.
What it shows
It is context: background only. It is never graded, so nothing it finds lowers your score.
Where its limits are
A best guess, and the same one for every domain.
ReliabilityIndicative: a pointer, not a verdict
Check 45 is one of 4 in Identity and brand. See it in its row on the scanner page, beside the rest of Identity and brand.
See how your domain does.
The free check includes this one and takes about 30 seconds. No account. Nothing to install.