Schemall
Sign in
© 2026 Schemall
·
The source of structured meaning
About
API
Support
Brand
Terms
Privacy
Schemall
Sign in
certificationRating · Changelog · Schemall
schema.org
›
properties
›
certificationRating
About
Expected types
Validation
Options
i18n
ChangeLog
Actions (2)
Action
Status
Period
Agent
AddAction
4 changes
Unknown agent
11.02.11 15:00
Object Snapshot
Quick view
ReplaceAction
0 changes
Unknown agent
11.02.11 15:00
Object Snapshot
Quick view
