DNSSEC/TLSA Validator add-on for Web Browsers
▻https://www.dnssec-validator.cz
DNSSEC/TLSA Validator is a web browser add-on which allows you to check the existence and validity of #DNS #Security Extensions (#DNSSEC) records and Transport Layer Security Association (#TLSA) records related to #domain names in the address-bar in your browser. The results of these checks are displayed using icons and information texts in the page’s address-bar or tool-bar. Currently, Internet Explorer (IE), Mozilla #Firefox (MF) and Google Chrome (GC) web browsers are supported.
Je ne sais pas ce que ça vaut réellement mais ça n’a pas l’air mal du tout