cURL

Pour obtenir l'en-tête HTTP d'une page : curl -I [url]

$ curl -I https://www.burgertech.fr/burgerTech.xml
HTTP/1.1 200 OK
Date: Sat, 13 Oct 2018 06:52:24 GMT
Server: Apache/2.4.10
Strict-Transport-Security: max-age=15768000
Vary: Host,Accept-Encoding
Last-Modified: Sat, 13 Oct 2018 03:14:14 GMT
ETag: "138c4-5781399482f6a"
Accept-Ranges: bytes
Content-Length: 80068
X-Content-Type-Options: nosniff
X-Frame-Options: sameorigin
Content-Type: application/xml