HTTP header fields are components of the message header of requests and responses in the Hypertext Transfer Protocol (HTTP). They define the operating parameters of an HTTP transaction. The header fields are not directly displayed by normal web browsers like Internet Explorer, Google Chrome, Firefox etc. Below is the HTTP Header information of m.yahoo.com:
HTTP/1.1 301 Redirect
Date: Thu, 25 Jan 2018 02:00:07 GMT
Strict-Transport-Security: max-age=15552000
Via: http/1.1 r16.ycpi.bf1.yahoo.net (ApacheTrafficServer [c s f ]), https/1.1 e14.ycpi.nya.yahoo.com (ApacheTrafficServer [cMsSf ])
Server: ATS
Cache-Control: no-store
Location: https://www.yahoo.com/
Content-Type: text/html
Content-Language: en
Content-Length: 304
Age: 0
Connection: keep-alive
Public-Key-Pins-Report-Only: max-age=2592000; pin-sha256="2fRAUXyxl4A1/XHrKNBmc8bTkzA7y4FB/GLJuNAzCqY="; pin-sha256="2oALgLKofTmeZvoZ1y/fSZg7R9jPMix8eVA6DH4o/q8="; pin-sha256="47DEQpj8HBSa+/TImW+5JCeuQeRkm5NMpJWZG3hSuFU="; pin-sha256="cAajgxHlj7GTSEIzIYIQxmEloOSoJq7VOaxWHfv72QM="; pin-sha256="Gtk3r1evlBrs0hG3fm3VoM19daHexDWP//OCmeeMr5M="; pin-sha256="i7WTqTvh0OioIruIfFR4kMPnBqrS2rdiVPl/s2uC/CY="; pin-sha256="iduNzFNKpwYZ3se/XV+hXcbUonlLw09QPa6AYUwpu4M="; pin-sha256="I/Lt/z7ekCWanjD0Cvj5EqXls2lOaThEA0H2Bg4BT/o="; pin-sha256="JbQbUG5JMJUoI6brnx0x3vZF6jilxsapbXGVfjhN8Fg="; pin-sha256="lnsM2T/O9/J84sJFdnrpsFp3awZJ+ZZbYpCWhGloaHI="; pin-sha256="r/mIkG3eEpVdm+u/ko/cwxzOMo1bk4TyHIlByibiA5E="; pin-sha256="SVqWumuteCQHvVIaALrOZXuzVVVeS7f4FGxxu6V+es4="; pin-sha256="uUwZgwDOxcBXrQcntwu+kYFpkiVkOaezL0WYEZ3anJc="; pin-sha256="UZJDjsNp1+4M5x9cbbdflB779y5YRBcV6Z6rBMLIrO4="; pin-sha256="Wd8xe/qfTwq3ylFNd3IpaqLHZbh2ZNCLluVzmeNkcpw="; pin-sha256="WoiWRyIOVNa9ihaBciRSC7XHjliYS9VwUGOIud4PB18="; includeSubdomains; report-uri="http://csp.yahoo.com/beacon/csp?src=yahoocom-hpkp-report-only"
HTTP/1.1 200 OK
Date: Thu, 25 Jan 2018 02:00:07 GMT
P3P: policyref="https://policies.yahoo.com/w3c/p3p.xml", CP="CAO DSP COR CUR ADM DEV TAI PSA PSD IVAi IVDi CONi TELo OTPi OUR DELi SAMi OTRi UNRi PUBi IND PHY ONL UNI PUR FIN COM NAV INT DEM CNT STA POL HEA PRE LOC GOV"
Cache-Control: no-store, no-cache, max-age=0, private
Strict-Transport-Security: max-age=31536000
X-Frame-Options: ALLOW-FROM https://m.yahoo.com/
Set-Cookie: autorf=deleted; expires=Thu, 01-Jan-1970 00:00:01 GMT; Max-Age=0; path=/; domain=www.yahoo.com
Link: <https://mbp.yimg.com/sy/rq/darla/3-1-1/js/g-r-min.js>; rel=preload; as=script
Content-Encoding: gzip
Content-Type: text/html; charset=UTF-8
Age: 0
Transfer-Encoding: chunked
Connection: keep-alive
Via: http/1.1 media-router-fp78.prod.media.bf1.yahoo.com (ApacheTrafficServer [cMsSf ])
Server: ATS
Expires: -1
Content-Security-Policy-Report-Only: default-src * data: blob:; style-src https://*.yimg.com https://*.yahoo.com 'self' 'unsafe-inline' data: blob:; script-src https://*.yahoo.com https://*.yimg.com 'self' 'unsafe-inline' 'unsafe-eval' https://platform.twitter.com https://*.btrll.com data: blob:; frame-ancestors https://*.techcrunch.com https://*.huffingtonpost.com https://*.aol.com https://*.yahoo.com; report-uri https://csp.yahoo.com/beacon/csp?src=frontpage&site=frontpage®ion=US&lang=en-US&device=desktop&bkt=1009291=HS001&1005229=fpdmcntrl&partner=;
Set-Cookie: B=av45j3pd6ieh7&b=3&s=bn; expires=Fri, 25-Jan-2019 02:00:07 GMT; path=/; domain=.yahoo.com
Public-Key-Pins-Report-Only: max-age=2592000; pin-sha256="2fRAUXyxl4A1/XHrKNBmc8bTkzA7y4FB/GLJuNAzCqY="; pin-sha256="2oALgLKofTmeZvoZ1y/fSZg7R9jPMix8eVA6DH4o/q8="; pin-sha256="Gtk3r1evlBrs0hG3fm3VoM19daHexDWP//OCmeeMr5M="; pin-sha256="I/Lt/z7ekCWanjD0Cvj5EqXls2lOaThEA0H2Bg4BT/o="; pin-sha256="JbQbUG5JMJUoI6brnx0x3vZF6jilxsapbXGVfjhN8Fg="; pin-sha256="SVqWumuteCQHvVIaALrOZXuzVVVeS7f4FGxxu6V+es4="; pin-sha256="UZJDjsNp1+4M5x9cbbdflB779y5YRBcV6Z6rBMLIrO4="; pin-sha256="Wd8xe/qfTwq3ylFNd3IpaqLHZbh2ZNCLluVzmeNkcpw="; pin-sha256="WoiWRyIOVNa9ihaBciRSC7XHjliYS9VwUGOIud4PB18="; pin-sha256="cAajgxHlj7GTSEIzIYIQxmEloOSoJq7VOaxWHfv72QM="; pin-sha256="dolnbtzEBnELx/9lOEQ22e6OZO/QNb6VSSX2XHA3E7A="; pin-sha256="i7WTqTvh0OioIruIfFR4kMPnBqrS2rdiVPl/s2uC/CY="; pin-sha256="iduNzFNKpwYZ3se/XV+hXcbUonlLw09QPa6AYUwpu4M="; pin-sha256="lnsM2T/O9/J84sJFdnrpsFp3awZJ+ZZbYpCWhGloaHI="; pin-sha256="r/mIkG3eEpVdm+u/ko/cwxzOMo1bk4TyHIlByibiA5E="; pin-sha256="uUwZgwDOxcBXrQcntwu+kYFpkiVkOaezL0WYEZ3anJc="; report-uri="http://csp.yahoo.com/beacon/csp?src=yahoocom-hpkp-report-only"
Expect-CT: max-age=31536000, report-uri="http://csp.yahoo.com/beacon/csp?src=yahoocom-expect-ct-report-only"
m.yahoo.com - DNS Record Analysis
Domain Name Systes (DNS) translates easily memorized domain names to the numerical IP addresses needed for the purpose of locating computer services and devices worldwide. There are total 17 DNS record(s) of yahoo.com.