Das geht am einfachsten mittels curl auf einem Linux:

# curl -Is https://www.google.de

Antwort:

HTTP/1.1 200 OK
Date: Sat, 07 Dec 2019 17:10:55 GMT
Expires: -1
Cache-Control: private, max-age=0
Content-Type: text/html; charset=ISO-8859-1
P3P: CP="This is not a P3P policy! See g.co/p3phelp for more info."
Server: gws
X-XSS-Protection: 0
X-Frame-Options: SAMEORIGIN
Set-Cookie: 1P_JAR=2019-12-07-17; expires=Mon, 06-Jan-2020 17:10:55 GMT; path=/; domain=.google.de
Set-Cookie: NID=193=aFX44JBE-vFTxbutUsfqQU0d7_kl3oJf-xXp8iLHaJdMy9wcXVPOgBLeLIXNdO-PWsW-U_h___zJcsWKwkqW1z68f4PdeDTXlX0UpwCHZ-t9j1j4k-IEDxkUpKKZyjaqMZM7VAreaLgo_q6iKIZTnHBgoHAsesjF-SduZSCbSew; expires=Sun, 07-Jun-2020 17:10:55 GMT; path=/; domain=.google.de; HttpOnly
Transfer-Encoding: chunked
Alt-Svc: quic=":443"; ma=2592000; v="46,43",h3-Q050=":443"; ma=2592000,h3-Q049=":443"; ma=2592000,h3-Q048=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000
Accept-Ranges: none
Vary: Accept-Encoding