Submitted URL: https://papatiri.github.io/tugas_akhir
Effective URL: https://papatiri.github.io/tugas_akhir/
Submission: On June 11 via api from US

Summary

This website contacted 6 IPs in 1 countries across 5 domains to perform 8 HTTP transactions. The main IP is 185.199.110.153, located in United States and belongs to FASTLY, US. The main domain is papatiri.github.io.
TLS certificate: Issued by DigiCert SHA2 High Assurance Server CA on May 6th 2020. Valid for: 2 years.
This is the only time papatiri.github.io was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
1 3 185.199.110.153 54113 (FASTLY)
1 185.199.111.133 54113 (FASTLY)
1 1 34.74.152.26 15169 (GOOGLE)
1 35.237.114.195 15169 (GOOGLE)
3 2606:4700:303... 13335 (CLOUDFLAR...)
1 2606:4700::68... 13335 (CLOUDFLAR...)
8 6
Domain Requested by
3 img.shields.io papatiri.github.io
3 papatiri.github.io 1 redirects papatiri.github.io
1 cdnjs.cloudflare.com papatiri.github.io
1 api.travis-ci.org papatiri.github.io
1 travis-ci.org 1 redirects
1 raw.githubusercontent.com papatiri.github.io
8 6
Subject Issuer Validity Valid
www.github.com
DigiCert SHA2 High Assurance Server CA
2020-05-06 -
2022-04-14
2 years crt.sh
*.travis-ci.org
Sectigo RSA Domain Validation Secure Server CA
2020-08-05 -
2021-10-04
a year crt.sh
sni.cloudflaressl.com
Cloudflare Inc ECC CA-3
2020-08-09 -
2021-08-09
a year crt.sh

This page contains 1 frames:

Primary Page: https://papatiri.github.io/tugas_akhir/
Frame ID: 1208EBFA17907516F08844728B08A74A
Requests: 9 HTTP requests in this frame

Screenshot


Page URL History Show full URLs

  1. https://papatiri.github.io/tugas_akhir HTTP 301
    https://papatiri.github.io/tugas_akhir/ Page URL

Detected technologies

Overall confidence: 100%
Detected patterns
  • html /<!-- Begin Jekyll SEO tag/i
  • meta generator /Jekyll (v[\d.]+)?/i

Overall confidence: 100%
Detected patterns
  • url /^https?:\/\/[^/]+\.github\.io\//i
  • headers server /^GitHub\.com$/i

Overall confidence: 100%
Detected patterns
  • headers via /varnish(?: \(Varnish\/([\d.]+)\))?/i

Overall confidence: 100%
Detected patterns
  • url /^https?:\/\/[^/]+\.github\.io\//i
  • headers server /^GitHub\.com$/i

Overall confidence: 100%
Detected patterns
  • url /^https?:\/\/[^/]+\.github\.io\//i
  • headers server /^GitHub\.com$/i

Page Statistics

8
Requests

100 %
HTTPS

33 %
IPv6

5
Domains

6
Subdomains

6
IPs

1
Countries

24 kB
Transfer

98 kB
Size

0
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. https://papatiri.github.io/tugas_akhir HTTP 301
    https://papatiri.github.io/tugas_akhir/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

Request Chain 2
  • https://travis-ci.org/laravel/framework.svg HTTP 301
  • https://api.travis-ci.org/laravel/framework.svg

8 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request /
papatiri.github.io/tugas_akhir/
Redirect Chain
  • https://papatiri.github.io/tugas_akhir
  • https://papatiri.github.io/tugas_akhir/
6 KB
3 KB
Document
General
Full URL
https://papatiri.github.io/tugas_akhir/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
185.199.110.153 , United States, ASN54113 (FASTLY, US),
Reverse DNS
cdn-185-199-110-153.github.com
Software
GitHub.com /
Resource Hash
1517c4edb19e4730aa1084a889a3c346ea8429a93138d12292c71bdbdf7963b4
Security Headers
Name Value
Strict-Transport-Security max-age=31556952

Request headers

:method
GET
:authority
papatiri.github.io
:scheme
https
:path
/tugas_akhir/
pragma
no-cache
cache-control
no-cache
upgrade-insecure-requests
1
user-agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
accept
text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9
sec-fetch-site
none
sec-fetch-mode
navigate
sec-fetch-user
?1
sec-fetch-dest
document
accept-encoding
gzip, deflate, br
accept-language
en-US
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

server
GitHub.com
content-type
text/html; charset=utf-8
permissions-policy
interest-cohort=()
strict-transport-security
max-age=31556952
last-modified
Fri, 11 Jun 2021 04:31:23 GMT
access-control-allow-origin
*
etag
W/"60c2e71b-1820"
expires
Fri, 11 Jun 2021 05:01:16 GMT
cache-control
max-age=600
content-encoding
gzip
x-proxy-cache
MISS
x-github-request-id
351E:7EDA:15191FC:15A1FBD:60C2EBC4
accept-ranges
bytes
date
Fri, 11 Jun 2021 04:51:16 GMT
via
1.1 varnish
age
0
x-served-by
cache-cdg20746-CDG
x-cache
MISS
x-cache-hits
0
x-timer
S1623387077.827874,VS0,VE97
vary
Accept-Encoding
x-fastly-request-id
8473a1f94f32feb88133f69e6530562e6de42d15
content-length
2346

Redirect headers

server
GitHub.com
content-type
text/html
permissions-policy
interest-cohort=()
location
https://papatiri.github.io/tugas_akhir/
x-github-request-id
A1C2:A90D:11AAEFC:1222FA9:60C2EBC4
accept-ranges
bytes
date
Fri, 11 Jun 2021 04:51:16 GMT
via
1.1 varnish
age
0
x-served-by
cache-cdg20746-CDG
x-cache
MISS
x-cache-hits
0
x-timer
S1623387077.710214,VS0,VE95
vary
Accept-Encoding
x-fastly-request-id
263887c936b95cbfd3d8d66b3b46c940bd88ce76
content-length
162
style.css?v=6c4b419b02ad0e6f717dfdefb18eca194ee5fd6f
papatiri.github.io/tugas_akhir/assets/css/
75 KB
12 KB
Stylesheet
General
Full URL
https://papatiri.github.io/tugas_akhir/assets/css/style.css?v=6c4b419b02ad0e6f717dfdefb18eca194ee5fd6f
Requested by
Host: papatiri.github.io
URL: https://papatiri.github.io/tugas_akhir/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
185.199.110.153 , United States, ASN54113 (FASTLY, US),
Reverse DNS
cdn-185-199-110-153.github.com
Software
GitHub.com /
Resource Hash
38ec41b2a4c4765872f17ff3b131f560da97704113ee4f7dc884a643c8628fca
Security Headers
Name Value
Strict-Transport-Security max-age=31556952

Request headers

:path
/tugas_akhir/assets/css/style.css?v=6c4b419b02ad0e6f717dfdefb18eca194ee5fd6f
pragma
no-cache
accept-encoding
gzip, deflate, br
accept-language
en-US
user-agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
sec-fetch-mode
no-cors
accept
text/css,*/*;q=0.1
cache-control
no-cache
sec-fetch-dest
style
:authority
papatiri.github.io
referer
https://papatiri.github.io/tugas_akhir/
:scheme
https
sec-fetch-site
same-origin
:method
GET
Referer
https://papatiri.github.io/tugas_akhir/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

x-fastly-request-id
00be68faca8450a362e22a6bf911a494d353352d
strict-transport-security
max-age=31556952
content-encoding
gzip
etag
W/"60c2e71b-12b0f"
age
0
x-cache
MISS
content-length
11585
x-served-by
cache-cdg20746-CDG
access-control-allow-origin
*
last-modified
Fri, 11 Jun 2021 04:31:23 GMT
server
GitHub.com
x-github-request-id
8802:DD11:77E67F:7C8DCB:60C2EBC4
x-timer
S1623387077.952654,VS0,VE98
date
Fri, 11 Jun 2021 04:51:17 GMT
vary
Accept-Encoding
content-type
text/css; charset=utf-8
via
1.1 varnish
expires
Fri, 11 Jun 2021 05:01:17 GMT
cache-control
max-age=600
permissions-policy
interest-cohort=()
accept-ranges
bytes
x-proxy-cache
MISS
x-cache-hits
0
laravel-logolockup-cmyk-red.svg
raw.githubusercontent.com/laravel/art/master/logo-lockup/5%20SVG/2%20CMYK/1%20Full%20Color/
7 KB
3 KB
Image
General
Full URL
https://raw.githubusercontent.com/laravel/art/master/logo-lockup/5%20SVG/2%20CMYK/1%20Full%20Color/laravel-logolockup-cmyk-red.svg
Requested by
Host: papatiri.github.io
URL: https://papatiri.github.io/tugas_akhir/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
185.199.111.133 , United States, ASN54113 (FASTLY, US),
Reverse DNS
cdn-185-199-111-133.github.com
Software
/
Resource Hash
24baa26de7de03f92cae308437b1407845f8f93bc16f84cd5d1a0cf09a8d0f4d
Security Headers
Name Value
Content-Security-Policy default-src 'none'; style-src 'unsafe-inline'; sandbox
Strict-Transport-Security max-age=31536000
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 1; mode=block

Request headers

Referer
https://papatiri.github.io/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

x-fastly-request-id
512f8c7cc384ff765091c288239b9dff61f57113
content-security-policy
default-src 'none'; style-src 'unsafe-inline'; sandbox
content-encoding
gzip
x-content-type-options
nosniff
via
1.1 varnish
x-cache
MISS
x-cache-hits
0
vary
Authorization,Accept-Encoding
content-length
2259
x-xss-protection
1; mode=block
x-served-by
cache-cdg20747-CDG
x-github-request-id
ED24:1160A:12C881C:13902B1:60C2E165
x-timer
S1623387077.996161,VS0,VE92
x-frame-options
deny
date
Fri, 11 Jun 2021 04:51:17 GMT
source-age
0
strict-transport-security
max-age=31536000
content-type
image/svg+xml
access-control-allow-origin
*
cache-control
max-age=300
etag
W/"07adf25ea9fed7aa6dc4a187299037078b25dd0a10dab03e5dde835b4682896c"
accept-ranges
bytes
expires
Fri, 11 Jun 2021 04:56:17 GMT
framework.svg
api.travis-ci.org/laravel/
Redirect Chain
  • https://travis-ci.org/laravel/framework.svg
  • https://api.travis-ci.org/laravel/framework.svg
724 B
1017 B
Image
General
Full URL
https://api.travis-ci.org/laravel/framework.svg
Requested by
Host: papatiri.github.io
URL: https://papatiri.github.io/tugas_akhir/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
35.237.114.195 North Charleston, United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
/
Resource Hash
4fa3938ec4ebe42a037799cca158c451ca57aca9d701e1fedf8eab55d049b90e
Security Headers
Name Value
Strict-Transport-Security max-age=15724800; includeSubDomains

Request headers

Referer
https://papatiri.github.io/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

x-oauth-scopes
public
date
Fri, 11 Jun 2021 04:51:17 GMT
content-encoding
gzip
vary
Accept,Accept-Encoding
age
0
content-disposition
inline; filename="passing.svg"
x-accepted-oauth-scopes
public
x-request-id
b4f08a2db90faea10e9010cadedf4b9d
pragma
no-cache
x-content-digest
dff1c6c1d61ce1c253cc569f27c6fb1cddb9ab43
last-modified
Wed, 09 Jun 2021 20:48:45 GMT
etag
"6f33538ff406f31035a5b2a331586980"
strict-transport-security
max-age=15724800; includeSubDomains
content-type
image/svg+xml
access-control-allow-origin
*
access-control-expose-headers
Content-Type, Cache-Control, Expires, Etag, Last-Modified, X-Request-ID
cache-control
no-cache
access-control-allow-credentials
true
x-endpoint
Travis::Api::App::Endpoint::RepoStatus
content-length
357
x-pattern
/:owner_name/:name
x-rack-cache
miss, store
expires
Fri, 11 Jun 2021 04:51:17 GMT

Redirect headers

date
Fri, 11 Jun 2021 04:51:17 GMT
x-content-type-options
nosniff
x-frame-options
SAMEORIGIN
content-type
text/html;charset=utf-8
location
https://api.travis-ci.org/laravel/framework.svg
strict-transport-security
max-age=15724800; includeSubDomains
content-length
0
x-xss-protection
1; mode=block
framework
img.shields.io/packagist/dt/laravel/
1 KB
1 KB
Image
General
Full URL
https://img.shields.io/packagist/dt/laravel/framework
Requested by
Host: papatiri.github.io
URL: https://papatiri.github.io/tugas_akhir/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:3034::ac43:813c , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
84f266f90be5ca6caafeec66c68dc902ca4aaae1913669c85509d57dabc350c4

Request headers

Referer
https://papatiri.github.io/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Fri, 11 Jun 2021 04:51:16 GMT
via
1.1 vegur
cf-cache-status
HIT
nel
{"report_to":"cf-nel","max_age":604800}
age
620
content-encoding
br
alt-svc
h3-27=":443"; ma=86400, h3-28=":443"; ma=86400, h3-29=":443"; ma=86400, h3=":443"; ma=86400
cf-request-id
0a9b0211640000c2bdc6332000000001
server
cloudflare
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v2?s=Zshk%2B3hf%2Fsk7D5NxLbcJtC9gLvb%2By%2BIcfL4W0J9HjZYO6edDeLVAfZgyAiOw9xomb9RuPpdvy1FpZj6AQ34Lk68aWA3jOSSBl97Mz0N%2FKe4QEEm3tmJ6gCJFrSyHNsaRqhrwkVshbf0%3D"}],"group":"cf-nel","max_age":604800}
content-type
image/svg+xml;charset=utf-8
cache-control
max-age=900, s-maxage=900
cf-ray
65d8392f0f59c2bd-FRA
expires
Fri, 11 Jun 2021 04:55:56 GMT
framework
img.shields.io/packagist/v/laravel/
1 KB
810 B
Image
General
Full URL
https://img.shields.io/packagist/v/laravel/framework
Requested by
Host: papatiri.github.io
URL: https://papatiri.github.io/tugas_akhir/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:3034::ac43:813c , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
16f7cb2d89047d872f9bccdeed66866992af40d2c5755a511ba9740a8361ae06

Request headers

Referer
https://papatiri.github.io/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

cf-ray
65d8392f0f5ac2bd-FRA
date
Fri, 11 Jun 2021 04:51:17 GMT
via
1.1 vegur
cf-cache-status
EXPIRED
nel
{"report_to":"cf-nel","max_age":604800}
server
cloudflare
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v2?s=KVYtt40jv%2BJ3ZQD01gyrbrkZAsvDvgx1eK0OKltSnCnbhTFitn7TDl0ao7l6rUIIEfGGGkb34rdFzoatba%2B9tylyKI6Tz8tvpfv8l%2BQ2CjHosDaStBkbEJNB5GoP14EZEPNgEmWvCHg%3D"}],"group":"cf-nel","max_age":604800}
content-type
image/svg+xml;charset=utf-8
cache-control
max-age=300, s-maxage=300
content-encoding
br
alt-svc
h3-27=":443"; ma=86400, h3-28=":443"; ma=86400, h3-29=":443"; ma=86400, h3=":443"; ma=86400
cf-request-id
0a9b0211640000c2bdbb0da000000001
expires
Fri, 11 Jun 2021 04:56:17 GMT
framework
img.shields.io/packagist/l/laravel/
1 KB
784 B
Image
General
Full URL
https://img.shields.io/packagist/l/laravel/framework
Requested by
Host: papatiri.github.io
URL: https://papatiri.github.io/tugas_akhir/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700:3034::ac43:813c , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
f9f19892f5a7c76c5eb8e265e47cf113386656ed84653b9415fb5c888fd49bda

Request headers

Referer
https://papatiri.github.io/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Fri, 11 Jun 2021 04:51:16 GMT
via
1.1 vegur
cf-cache-status
HIT
nel
{"report_to":"cf-nel","max_age":604800}
age
1605
content-encoding
br
alt-svc
h3-27=":443"; ma=86400, h3-28=":443"; ma=86400, h3-29=":443"; ma=86400, h3=":443"; ma=86400
cf-request-id
0a9b0211640000c2bdd01c0000000001
server
cloudflare
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v2?s=gnBClw7BrOXNhf4I8LP58NRlI2WACpeN8UQI%2Fk4QaagU3p%2FEhhRnzqpVcO57F4EGgr4zDjul3uYahxEiWMGUauPpqFPHh4KjrKZ3%2BNM1Y6zZZOXc5zmUxEBhhHaahp2m4PsS%2BNdK8Xg%3D"}],"group":"cf-nel","max_age":604800}
content-type
image/svg+xml;charset=utf-8
cache-control
max-age=3600, s-maxage=3600
cf-ray
65d8392f0f5bc2bd-FRA
expires
Fri, 11 Jun 2021 05:24:31 GMT
anchor.min.js
cdnjs.cloudflare.com/ajax/libs/anchor-js/4.1.0/
5 KB
3 KB
Script
General
Full URL
https://cdnjs.cloudflare.com/ajax/libs/anchor-js/4.1.0/anchor.min.js
Requested by
Host: papatiri.github.io
URL: https://papatiri.github.io/tugas_akhir/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6810:125e , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
95969184aae2df9032252ca95d7b38a3a38f1536d3994a25b416c309b7737a08
Security Headers
Name Value
Strict-Transport-Security max-age=15780000
X-Content-Type-Options nosniff

Request headers

Origin
https://papatiri.github.io
Referer
https://papatiri.github.io/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Fri, 11 Jun 2021 04:51:16 GMT
content-encoding
br
x-content-type-options
nosniff
cf-cache-status
HIT
nel
{"report_to":"cf-nel","max_age":604800}
age
4341137
cross-origin-resource-policy
cross-origin
alt-svc
h3-27=":443"; ma=86400, h3-28=":443"; ma=86400, h3-29=":443"; ma=86400, h3=":443"; ma=86400
content-length
2166
cf-request-id
0a9b02116400004eb0d62cf000000001
timing-allow-origin
*
last-modified
Mon, 04 May 2020 16:04:43 GMT
server
cloudflare
cf-cdnjs-via
cfworker/kv
etag
"5eb03d1b-150d"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
strict-transport-security
max-age=15780000
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v2?s=IcL7TMNFKnSRrMZhNnuL2MkzJmv3L3bnDJk9amdz%2F%2BnKgEegeTLVhIJtBOwKCRJK0aQ0%2B5EYxdaEJIIf7oCtvDsPGPbeiQEzGhQwYEFdJ0H65l2i0wnOF31GqeY2KlqRKIxBEl33UzmmoxqMgg%3D%3D"}],"group":"cf-nel","max_age":604800}
content-type
application/javascript; charset=utf-8
access-control-allow-origin
*
vary
Accept-Encoding
cache-control
public, max-age=30672000
accept-ranges
bytes
cf-ray
65d8392f0b864eb0-FRA
expires
Wed, 01 Jun 2022 04:51:16 GMT
data:truncated
data:truncated
996 B
996 B
Font
General
Full URL
data:truncated
Protocol
DATA
Server
-, , ASN (),
Reverse DNS
Software
/
Resource Hash
ae53e6a7f12c42b50bf79e03f33632ef86f8b953ad5fd0875825c1b740b068bb

Request headers

Origin
https://papatiri.github.io
Referer
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

Content-Type
n/a

13 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.

object| onbeforexrselect object| ontransitionrun object| ontransitionstart object| ontransitioncancel object| cookieStore function| showDirectoryPicker function| showOpenFilePicker function| showSaveFilePicker boolean| originAgentCluster object| trustedTypes boolean| crossOriginIsolated function| AnchorJS object| anchors

0 Cookies

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=31556952