Submitted URL: http://webconf.vc.dfn.de/
Effective URL: https://webconf.vc.dfn.de/system/login?domain=webconf.vc.dfn.de&next=%2Fadmin%3Fdomain%3Dwebconf.vc.dfn.de&set-lang=de
Submission: On October 17 via api from US — Scanned from DE

Summary

This website contacted 1 IPs in 1 countries across 1 domains to perform 9 HTTP transactions. The main IP is 194.95.240.82, located in Seefeld, Germany and belongs to DFN Verein zur Foerderung eines Deutschen Forschungsnetzes e.V., DE. The main domain is webconf.vc.dfn.de.
TLS certificate: Issued by DFN-Verein Global Issuing CA on November 18th 2022. Valid for: a year.
This is the only time webconf.vc.dfn.de was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
6 15 194.95.240.82 680 (DFN Verei...)
9 1
Apex Domain
Subdomains
Transfer
15 dfn.de
webconf.vc.dfn.de
28 KB
9 1
Domain Requested by
15 webconf.vc.dfn.de 6 redirects webconf.vc.dfn.de
9 1

This site contains links to these domains. Also see Links.

Domain
www.conf.dfn.de
www.dfn.de
Subject Issuer Validity Valid
webconf.vc.dfn.de
DFN-Verein Global Issuing CA
2022-11-18 -
2023-12-19
a year crt.sh

This page contains 1 frames:

Primary Page: https://webconf.vc.dfn.de/system/login?domain=webconf.vc.dfn.de&next=%2Fadmin%3Fdomain%3Dwebconf.vc.dfn.de&set-lang=de
Frame ID: 7037B6521ED80E494AE457AE43F1CDED
Requests: 9 HTTP requests in this frame

Screenshot

Page Title

DFNconf Webkonferenzen - Anmeldung

Page URL History Show full URLs

  1. http://webconf.vc.dfn.de/ HTTP 301
    https://webconf.vc.dfn.de/ HTTP 302
    https://webconf.vc.dfn.de/admin?domain=webconf.vc.dfn.de HTTP 302
    https://webconf.vc.dfn.de/system/login?domain=webconf.vc.dfn.de&next=%2Fadmin%3Fdomain%3Dwebconf.vc.df... Page URL

Page Statistics

9
Requests

67 %
HTTPS

0 %
IPv6

1
Domains

1
Subdomains

1
IPs

1
Countries

25 kB
Transfer

60 kB
Size

2
Cookies

Page URL History

This captures the URL locations of the websites, including HTTP redirects and client-side redirects via JavaScript or Meta fields.

  1. http://webconf.vc.dfn.de/ HTTP 301
    https://webconf.vc.dfn.de/ HTTP 302
    https://webconf.vc.dfn.de/admin?domain=webconf.vc.dfn.de HTTP 302
    https://webconf.vc.dfn.de/system/login?domain=webconf.vc.dfn.de&next=%2Fadmin%3Fdomain%3Dwebconf.vc.dfn.de&set-lang=de Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

Request Chain 3
  • https://webconf.vc.dfn.de/_a7/webappBanner/custom/styles/banner_colors.css HTTP 302
  • https://webconf.vc.dfn.de/webappBanner/custom/styles/banner_colors.css
Request Chain 4
  • https://webconf.vc.dfn.de/_a7/loginPage/custom/styles/login_colors.css HTTP 302
  • https://webconf.vc.dfn.de/loginPage/custom/styles/login_colors.css
Request Chain 6
  • https://webconf.vc.dfn.de/_a7/loginPage/custom/images/logos/login_logo.jpg HTTP 302
  • https://webconf.vc.dfn.de/loginPage/custom/images/logos/login_logo.jpg

9 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request login
webconf.vc.dfn.de/system/
Redirect Chain
  • http://webconf.vc.dfn.de/
  • https://webconf.vc.dfn.de/
  • https://webconf.vc.dfn.de/admin?domain=webconf.vc.dfn.de
  • https://webconf.vc.dfn.de/system/login?domain=webconf.vc.dfn.de&next=%2Fadmin%3Fdomain%3Dwebconf.vc.dfn.de&set-lang=de
8 KB
3 KB
Document
General
Full URL
https://webconf.vc.dfn.de/system/login?domain=webconf.vc.dfn.de&next=%2Fadmin%3Fdomain%3Dwebconf.vc.dfn.de&set-lang=de
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
194.95.240.82 Seefeld, Germany, ASN680 (DFN Verein zur Foerderung eines Deutschen Forschungsnetzes e.V., DE),
Reverse DNS
webconf.vc.dfn.de
Software
Apache /
Resource Hash
2531fb49e9e31d896ea770897cd4036d6091cb74188069e8df6aa9a0482fb994
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.5993.70 Safari/537.36
accept-language
de-DE,de;q=0.9

Response headers

Connection
close
Content-Encoding
gzip
Content-Length
2823
Content-Type
text/html; charset=UTF-8
Date
Tue, 17 Oct 2023 15:19:52 GMT
Server
Apache
Strict-Transport-Security
max-age=31536000; includeSubDomains
Vary
Accept-Encoding

Redirect headers

Cache-Control
no-store, no-cache, must-revalidate, max-age=0, private
Connection
close
Content-Length
0
Date
Tue, 17 Oct 2023 15:19:51 GMT
Expires
0
Location
https://webconf.vc.dfn.de/system/login?domain=webconf.vc.dfn.de&next=%2Fadmin%3Fdomain%3Dwebconf.vc.dfn.de&set-lang=de
Pragma
no-cache
Referrer-Policy
same-origin
Server
Apache
Strict-Transport-Security
max-age=31536000; includeSubDomains
X-Content-Type-Options
nosniff
X-Robots-Tag
none
X-XSS-Protection
1; mode=block
globalnav.css
webconf.vc.dfn.de/common/styles/
6 KB
2 KB
Stylesheet
General
Full URL
https://webconf.vc.dfn.de/common/styles/globalnav.css
Requested by
Host: webconf.vc.dfn.de
URL: https://webconf.vc.dfn.de/system/login?domain=webconf.vc.dfn.de&next=%2Fadmin%3Fdomain%3Dwebconf.vc.dfn.de&set-lang=de
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
194.95.240.82 Seefeld, Germany, ASN680 (DFN Verein zur Foerderung eines Deutschen Forschungsnetzes e.V., DE),
Reverse DNS
webconf.vc.dfn.de
Software
Apache /
Resource Hash
0d0cbe4f105e1088bcfd0029c8fabca755b00ebedb5ab04580be868953331b98
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://webconf.vc.dfn.de/system/login?domain=webconf.vc.dfn.de&next=%2Fadmin%3Fdomain%3Dwebconf.vc.dfn.de&set-lang=de
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.5993.70 Safari/537.36

Response headers

Date
Tue, 17 Oct 2023 15:19:52 GMT
Strict-Transport-Security
max-age=31536000; includeSubDomains
Referrer-Policy
same-origin
Last-Modified
Fri, 26 Mar 2021 18:24:16 GMT
Server
Apache
X-Breeze-Cache
appserv/common/styles/globalnav.css
vary
accept-encoding
Transfer-Encoding
chunked
Content-Type
text/css
Content-Encoding
gzip
Cache-Control
max-age=3600
X-Breeze-Public-Map
/common/,appserv/common/
Connection
close
Accept-Ranges
bytes
breeze.css
webconf.vc.dfn.de/dfnvc/css/
16 KB
4 KB
Stylesheet
General
Full URL
https://webconf.vc.dfn.de/dfnvc/css/breeze.css
Requested by
Host: webconf.vc.dfn.de
URL: https://webconf.vc.dfn.de/system/login?domain=webconf.vc.dfn.de&next=%2Fadmin%3Fdomain%3Dwebconf.vc.dfn.de&set-lang=de
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
194.95.240.82 Seefeld, Germany, ASN680 (DFN Verein zur Foerderung eines Deutschen Forschungsnetzes e.V., DE),
Reverse DNS
webconf.vc.dfn.de
Software
Apache /
Resource Hash
8b576b34d77617d9061b8d9493d50a2e27026bc46740b1883bd8d9fe752aed54
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://webconf.vc.dfn.de/system/login?domain=webconf.vc.dfn.de&next=%2Fadmin%3Fdomain%3Dwebconf.vc.dfn.de&set-lang=de
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.5993.70 Safari/537.36

Response headers

Date
Tue, 17 Oct 2023 15:19:52 GMT
Strict-Transport-Security
max-age=31536000; includeSubDomains
Content-Encoding
gzip
Last-Modified
Thu, 06 Feb 2014 11:05:50 GMT
Server
Apache
ETag
"3e7d-4f1badb29bf80-gzip"
Vary
Accept-Encoding
Content-Type
text/css
Connection
close
Accept-Ranges
bytes
Content-Length
4023
breeze-custom.css
webconf.vc.dfn.de/dfnvc/css/
2 KB
1 KB
Stylesheet
General
Full URL
https://webconf.vc.dfn.de/dfnvc/css/breeze-custom.css
Requested by
Host: webconf.vc.dfn.de
URL: https://webconf.vc.dfn.de/system/login?domain=webconf.vc.dfn.de&next=%2Fadmin%3Fdomain%3Dwebconf.vc.dfn.de&set-lang=de
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
194.95.240.82 Seefeld, Germany, ASN680 (DFN Verein zur Foerderung eines Deutschen Forschungsnetzes e.V., DE),
Reverse DNS
webconf.vc.dfn.de
Software
Apache /
Resource Hash
bb1abf3a0c52e3372313c9761295d48d3cb47d1225ff5d51ed2612e1f11f7263
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://webconf.vc.dfn.de/system/login?domain=webconf.vc.dfn.de&next=%2Fadmin%3Fdomain%3Dwebconf.vc.dfn.de&set-lang=de
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.5993.70 Safari/537.36

Response headers

Date
Tue, 17 Oct 2023 15:19:52 GMT
Strict-Transport-Security
max-age=31536000; includeSubDomains
Content-Encoding
gzip
Last-Modified
Fri, 27 Jun 2014 20:07:31 GMT
Server
Apache
ETag
"761-4fcd6dbff86c0-gzip"
Vary
Accept-Encoding
Content-Type
text/css
Connection
close
Accept-Ranges
bytes
Content-Length
714
banner_colors.css
webconf.vc.dfn.de/webappBanner/custom/styles/
Redirect Chain
  • https://webconf.vc.dfn.de/_a7/webappBanner/custom/styles/banner_colors.css
  • https://webconf.vc.dfn.de/webappBanner/custom/styles/banner_colors.css
832 B
888 B
Stylesheet
General
Full URL
https://webconf.vc.dfn.de/webappBanner/custom/styles/banner_colors.css
Requested by
Host: webconf.vc.dfn.de
URL: https://webconf.vc.dfn.de/system/login?domain=webconf.vc.dfn.de&next=%2Fadmin%3Fdomain%3Dwebconf.vc.dfn.de&set-lang=de
Protocol
HTTP/1.1
Server
194.95.240.82 Seefeld, Germany, ASN680 (DFN Verein zur Foerderung eines Deutschen Forschungsnetzes e.V., DE),
Reverse DNS
webconf.vc.dfn.de
Software
Apache /
Resource Hash
77da3c7a80a2fcb67b5822de3a20af5b5ef80d14639f7ee944c5970d4e6abc0a
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://webconf.vc.dfn.de/system/login?domain=webconf.vc.dfn.de&next=%2Fadmin%3Fdomain%3Dwebconf.vc.dfn.de&set-lang=de
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.5993.70 Safari/537.36

Response headers

Date
Tue, 17 Oct 2023 15:19:52 GMT
Strict-Transport-Security
max-age=31536000; includeSubDomains
Referrer-Policy
same-origin
X-Breeze-Private-Map
/_a7/webappBanner/custom/,content/7/19702-4/output/
Last-Modified
Sat, 20 Oct 2018 08:16:07 GMT
Server
Apache
X-Breeze-Cache
content/7/19702-4/output/styles/banner_colors.css
Vary
Accept-Encoding
Content-Type
text/css
Content-Encoding
gzip
Cache-Control
max-age=3600
Connection
close
Accept-Ranges
bytes
Content-Length
276

Redirect headers

Date
Tue, 17 Oct 2023 15:19:52 GMT
Strict-Transport-Security
max-age=31536000; includeSubDomains
Referrer-Policy
same-origin
Server
Apache
Content-Type
text/css
Location
https://webconf.vc.dfn.de/webappBanner/custom/styles/banner_colors.css
Connection
close
Content-Length
0
login_colors.css
webconf.vc.dfn.de/loginPage/custom/styles/
Redirect Chain
  • https://webconf.vc.dfn.de/_a7/loginPage/custom/styles/login_colors.css
  • https://webconf.vc.dfn.de/loginPage/custom/styles/login_colors.css
660 B
782 B
Stylesheet
General
Full URL
https://webconf.vc.dfn.de/loginPage/custom/styles/login_colors.css
Requested by
Host: webconf.vc.dfn.de
URL: https://webconf.vc.dfn.de/system/login?domain=webconf.vc.dfn.de&next=%2Fadmin%3Fdomain%3Dwebconf.vc.dfn.de&set-lang=de
Protocol
HTTP/1.1
Server
194.95.240.82 Seefeld, Germany, ASN680 (DFN Verein zur Foerderung eines Deutschen Forschungsnetzes e.V., DE),
Reverse DNS
webconf.vc.dfn.de
Software
Apache /
Resource Hash
1eab482d9effa245f705ad83b699a8015911cdeae8988da482924bca8c6105a8
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://webconf.vc.dfn.de/system/login?domain=webconf.vc.dfn.de&next=%2Fadmin%3Fdomain%3Dwebconf.vc.dfn.de&set-lang=de
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.5993.70 Safari/537.36

Response headers

Date
Tue, 17 Oct 2023 15:19:52 GMT
Strict-Transport-Security
max-age=31536000; includeSubDomains
Referrer-Policy
same-origin
X-Breeze-Private-Map
/_a7/loginPage/custom/,content/7/19703-11/output/
Last-Modified
Sat, 20 Oct 2018 08:13:56 GMT
Server
Apache
X-Breeze-Cache
content/7/19703-11/output/styles/login_colors.css
Vary
Accept-Encoding
Content-Type
text/css
Content-Encoding
gzip
Cache-Control
max-age=3600
Connection
close
Accept-Ranges
bytes
Content-Length
172

Redirect headers

Date
Tue, 17 Oct 2023 15:19:52 GMT
Strict-Transport-Security
max-age=31536000; includeSubDomains
Referrer-Policy
same-origin
Server
Apache
Content-Type
text/css
Location
https://webconf.vc.dfn.de/loginPage/custom/styles/login_colors.css
Connection
close
Content-Length
0
login.js
webconf.vc.dfn.de/common/scripts/
21 KB
6 KB
Script
General
Full URL
https://webconf.vc.dfn.de/common/scripts/login.js
Requested by
Host: webconf.vc.dfn.de
URL: https://webconf.vc.dfn.de/system/login?domain=webconf.vc.dfn.de&next=%2Fadmin%3Fdomain%3Dwebconf.vc.dfn.de&set-lang=de
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
194.95.240.82 Seefeld, Germany, ASN680 (DFN Verein zur Foerderung eines Deutschen Forschungsnetzes e.V., DE),
Reverse DNS
webconf.vc.dfn.de
Software
Apache /
Resource Hash
cf1f926829abfe7c54b59f31412c10d3fae5ca3d75070baaea944308f5a88cb0
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://webconf.vc.dfn.de/system/login?domain=webconf.vc.dfn.de&next=%2Fadmin%3Fdomain%3Dwebconf.vc.dfn.de&set-lang=de
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.5993.70 Safari/537.36

Response headers

Date
Tue, 17 Oct 2023 15:19:52 GMT
Strict-Transport-Security
max-age=31536000; includeSubDomains
Referrer-Policy
same-origin
Last-Modified
Wed, 24 Mar 2021 13:10:10 GMT
Server
Apache
X-Breeze-Cache
appserv/common/scripts/login.js
vary
accept-encoding
Transfer-Encoding
chunked
Content-Type
application/javascript
Content-Encoding
gzip
Cache-Control
max-age=3600
X-Breeze-Public-Map
/common/,appserv/common/
Connection
close
Accept-Ranges
bytes
login_logo.jpg
webconf.vc.dfn.de/loginPage/custom/images/logos/
Redirect Chain
  • https://webconf.vc.dfn.de/_a7/loginPage/custom/images/logos/login_logo.jpg
  • https://webconf.vc.dfn.de/loginPage/custom/images/logos/login_logo.jpg
4 KB
5 KB
Image
General
Full URL
https://webconf.vc.dfn.de/loginPage/custom/images/logos/login_logo.jpg
Requested by
Host: webconf.vc.dfn.de
URL: https://webconf.vc.dfn.de/system/login?domain=webconf.vc.dfn.de&next=%2Fadmin%3Fdomain%3Dwebconf.vc.dfn.de&set-lang=de
Protocol
HTTP/1.1
Server
194.95.240.82 Seefeld, Germany, ASN680 (DFN Verein zur Foerderung eines Deutschen Forschungsnetzes e.V., DE),
Reverse DNS
webconf.vc.dfn.de
Software
Apache /
Resource Hash
8e3dfc413fb0a095db938f573fc57e581f203e8f533489f0ba636c1d7b5e8678
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://webconf.vc.dfn.de/system/login?domain=webconf.vc.dfn.de&next=%2Fadmin%3Fdomain%3Dwebconf.vc.dfn.de&set-lang=de
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.5993.70 Safari/537.36

Response headers

Date
Tue, 17 Oct 2023 15:19:52 GMT
Strict-Transport-Security
max-age=31536000; includeSubDomains
Referrer-Policy
same-origin
X-Breeze-Private-Map
/_a7/loginPage/custom/,content/7/19703-11/output/
Last-Modified
Sat, 20 Oct 2018 08:13:56 GMT
Server
Apache
X-Breeze-Cache
content/7/19703-11/output/images/logos/login_logo.jpg
Content-Type
image/jpeg
Cache-Control
max-age=3600
Connection
close
Accept-Ranges
bytes
Content-Length
4084

Redirect headers

Date
Tue, 17 Oct 2023 15:19:52 GMT
Strict-Transport-Security
max-age=31536000; includeSubDomains
Referrer-Policy
same-origin
Server
Apache
Content-Type
image/jpeg
Location
https://webconf.vc.dfn.de/loginPage/custom/images/logos/login_logo.jpg
Connection
close
Content-Length
0
spacer.gif
webconf.vc.dfn.de/common/images/
2 KB
3 KB
Image
General
Full URL
https://webconf.vc.dfn.de/common/images/spacer.gif
Requested by
Host: webconf.vc.dfn.de
URL: https://webconf.vc.dfn.de/system/login?domain=webconf.vc.dfn.de&next=%2Fadmin%3Fdomain%3Dwebconf.vc.dfn.de&set-lang=de
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_256_GCM
Server
194.95.240.82 Seefeld, Germany, ASN680 (DFN Verein zur Foerderung eines Deutschen Forschungsnetzes e.V., DE),
Reverse DNS
webconf.vc.dfn.de
Software
Apache /
Resource Hash
5af9dab0db2cdd25d24acb04355a0ff6c0464becda0f64f27f7c67428c4bd351
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://webconf.vc.dfn.de/system/login?domain=webconf.vc.dfn.de&next=%2Fadmin%3Fdomain%3Dwebconf.vc.dfn.de&set-lang=de
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/118.0.5993.70 Safari/537.36

Response headers

Date
Tue, 17 Oct 2023 15:19:52 GMT
Strict-Transport-Security
max-age=31536000; includeSubDomains
Referrer-Policy
same-origin
Last-Modified
Fri, 26 Mar 2021 18:24:09 GMT
Server
Apache
X-Breeze-Cache
appserv/common/images/spacer.gif
Content-Type
image/gif
Cache-Control
max-age=3600
X-Breeze-Public-Map
/common/,appserv/common/
Connection
close
Accept-Ranges
bytes
Content-Length
2133

Verdicts & Comments Add Verdict or Comment

42 JavaScript Global Variables

These are the non-standard "global" variables defined on the window object. These can be helpful in identifying possible client-side frameworks and code.

function| checkCookies function| init object| regHint function| pause function| showGuest function| loginMeetingUser function| clickEventHandler function| switchToGuestWithoutError function| switchToGuest function| switchToRegWithoutError function| switchToReg function| scrollup function| scrolldown function| visibility function| getWindowSize function| centerLogin function| setMeetingPasscode function| addRadioButtonToLegend function| hasClass function| addClass function| removeClass function| isVisible function| addEvent function| submitEventHandler function| removeAlert function| showErrorMessage function| radioButtonEventHandler function| keyDownEventHandler function| getRadioButtonSelection function| nativeTrim object| trimLeft object| trimRight function| getEventTarget function| isValidName undefined| locale undefined| meeting_url undefined| meeting_protocol function| checkMobile function| rediectToMobileHtmlPage function| goApp function| trim object| pageContent

2 Cookies

Domain/Path Name / Value
webconf.vc.dfn.de/ Name: BREEZESESSION
Value: breezbreezoh6i8igeyhg6wurr
webconf.vc.dfn.de/ Name: BreezeCCookie
Value: conn-EXQH-5IPX-3AR0-MANR-5PDB-HOSF-FX6H-GW6Z

Security Headers

This page lists any security headers set by the main page. If you want to understand what these mean and how to use them, head on over to this page

Header Value
Strict-Transport-Security max-age=31536000; includeSubDomains