Submitted URL: http://wordarena.xyz/
Effective URL: https://wordarena.xyz/
Submission Tags: falconsandbox
Submission: On June 27 via api from US — Scanned from DE

Summary

This website contacted 1 IPs in 1 countries across 1 domains to perform 14 HTTP transactions. The main IP is 104.21.14.16, located in and belongs to CLOUDFLARENET, US. The main domain is wordarena.xyz.
TLS certificate: Issued by Cloudflare Inc ECC CA-3 on February 12th 2022. Valid for: a year.
This is the only time wordarena.xyz was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
1 15 104.21.14.16 13335 (CLOUDFLAR...)
14 1
Apex Domain
Subdomains
Transfer
15 wordarena.xyz
wordarena.xyz
31 KB
14 1
Domain Requested by
15 wordarena.xyz 1 redirects wordarena.xyz
14 1

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

Domain
support.cloudflare.com
www.cloudflare.com
Subject Issuer Validity Valid
sni.cloudflaressl.com
Cloudflare Inc ECC CA-3
2022-02-12 -
2023-02-11
a year crt.sh

This page contains 1 frames:

Primary Page: https://wordarena.xyz/
Frame ID: 92B275EA77A4072C43B63B181CE609EC
Requests: 14 HTTP requests in this frame

Screenshot

Page Title

wordarena.xyz | 523: Origin is unreachable

Page URL History Show full URLs

  1. http://wordarena.xyz/ HTTP 301
    https://wordarena.xyz/ Page URL
  2. https://wordarena.xyz/ Page URL

Page Statistics

14
Requests

100 %
HTTPS

0 %
IPv6

1
Domains

1
Subdomains

1
IPs

1
Countries

30 kB
Transfer

40 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://wordarena.xyz/ HTTP 301
    https://wordarena.xyz/ Page URL
  2. https://wordarena.xyz/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

Request Chain 0
  • http://wordarena.xyz/ HTTP 301
  • https://wordarena.xyz/

14 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
/
wordarena.xyz/
Redirect Chain
  • http://wordarena.xyz/
  • https://wordarena.xyz/
8 KB
8 KB
Document
General
Full URL
https://wordarena.xyz/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
104.21.14.16 -, , ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
a3e103518674d11f93ec1e562d8a576c684c7210610b99b10f4377cbd0b7a86d
Security Headers
Name Value
X-Frame-Options SAMEORIGIN

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36
accept-language
de-DE,de;q=0.9

Response headers

cache-control
private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
cf-ray
721fb92749bd7198-LHR
content-type
text/html; charset=UTF-8
date
Mon, 27 Jun 2022 16:57:45 GMT
expires
Thu, 01 Jan 1970 00:00:01 GMT
referrer-policy
same-origin
server
cloudflare
x-frame-options
SAMEORIGIN

Redirect headers

CF-RAY
721fb926dd598873-LHR
Cache-Control
max-age=3600
Connection
keep-alive
Date
Mon, 27 Jun 2022 16:57:42 GMT
Expires
Mon, 27 Jun 2022 17:57:42 GMT
Location
https://wordarena.xyz/
NEL
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
Report-To
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=lQ9uaefvR7ozmvqkay%2B1jc41X5k1KTML3RpFG4HakiICEoGxf6driEGayYzvDzm7MyVlZKxlBVPHAfePPJl1mjU4lwsBCMHA1pxdouudH3ZrhNhpt9hLgeFscPzZ4CFv"}],"group":"cf-nel","max_age":604800}
Server
cloudflare
Transfer-Encoding
chunked
Vary
Accept-Encoding
alt-svc
h3=":443"; ma=86400, h3-29=":443"; ma=86400
main.css
wordarena.xyz/cdn-cgi/styles/
7 KB
2 KB
Stylesheet
General
Full URL
https://wordarena.xyz/cdn-cgi/styles/main.css
Requested by
Host: wordarena.xyz
URL: https://wordarena.xyz/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
104.21.14.16 -, , ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
fb8729e2f9515b7d1d4d3ec9611b73b8d0d144070510d8607c3b0251a5f26fe7
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Frame-Options DENY

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://wordarena.xyz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

date
Mon, 27 Jun 2022 16:57:45 GMT
content-encoding
gzip
x-content-type-options
nosniff
last-modified
Tue, 14 Jun 2022 16:43:10 GMT
server
cloudflare
etag
W/"62a8ba9e-1d02"
x-frame-options
DENY
content-type
text/css
cache-control
max-age=7200, public
cf-ray
721fb93b5b407198-LHR
vary
Accept-Encoding
expires
Mon, 27 Jun 2022 18:57:45 GMT
cf-icon-browser.png
wordarena.xyz/cdn-cgi/images/
484 B
559 B
Image
General
Full URL
https://wordarena.xyz/cdn-cgi/images/cf-icon-browser.png
Requested by
Host: wordarena.xyz
URL: https://wordarena.xyz/cdn-cgi/styles/main.css
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
104.21.14.16 -, , ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Frame-Options DENY

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://wordarena.xyz/cdn-cgi/styles/main.css
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

date
Mon, 27 Jun 2022 16:57:45 GMT
x-content-type-options
nosniff
last-modified
Tue, 14 Jun 2022 16:43:10 GMT
server
cloudflare
etag
"62a8ba9e-1e4"
x-frame-options
DENY
content-type
image/png
cache-control
max-age=7200, public
accept-ranges
bytes
cf-ray
721fb93babf57198-LHR
vary
Accept-Encoding
content-length
484
expires
Mon, 27 Jun 2022 18:57:45 GMT
cf-icon-ok.png
wordarena.xyz/cdn-cgi/images/
946 B
1 KB
Image
General
Full URL
https://wordarena.xyz/cdn-cgi/images/cf-icon-ok.png
Requested by
Host: wordarena.xyz
URL: https://wordarena.xyz/cdn-cgi/styles/main.css
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
104.21.14.16 -, , ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
ed732380ee3ff0f2d841784da213c8c05d2b5ae187a5217b419d21cae5cedb1b
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Frame-Options DENY

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://wordarena.xyz/cdn-cgi/styles/main.css
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

date
Mon, 27 Jun 2022 16:57:45 GMT
x-content-type-options
nosniff
last-modified
Tue, 14 Jun 2022 16:43:10 GMT
server
cloudflare
etag
"62a8ba9e-3b2"
x-frame-options
DENY
content-type
image/png
cache-control
max-age=7200, public
accept-ranges
bytes
cf-ray
721fb93babfb7198-LHR
vary
Accept-Encoding
content-length
946
expires
Mon, 27 Jun 2022 18:57:45 GMT
cf-icon-cloud.png
wordarena.xyz/cdn-cgi/images/
1 KB
2 KB
Image
General
Full URL
https://wordarena.xyz/cdn-cgi/images/cf-icon-cloud.png
Requested by
Host: wordarena.xyz
URL: https://wordarena.xyz/cdn-cgi/styles/main.css
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
104.21.14.16 -, , ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
3a223426c67a0a33ff57af68a57fb589fea36af2a6e8f9dae7798c77471e0e58
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Frame-Options DENY

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://wordarena.xyz/cdn-cgi/styles/main.css
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

date
Mon, 27 Jun 2022 16:57:45 GMT
x-content-type-options
nosniff
last-modified
Tue, 14 Jun 2022 16:43:10 GMT
server
cloudflare
etag
"62a8ba9e-5cc"
x-frame-options
DENY
content-type
image/png
cache-control
max-age=7200, public
accept-ranges
bytes
cf-ray
721fb93babfe7198-LHR
vary
Accept-Encoding
content-length
1484
expires
Mon, 27 Jun 2022 18:57:45 GMT
cf-icon-server.png
wordarena.xyz/cdn-cgi/images/
1 KB
1 KB
Image
General
Full URL
https://wordarena.xyz/cdn-cgi/images/cf-icon-server.png
Requested by
Host: wordarena.xyz
URL: https://wordarena.xyz/cdn-cgi/styles/main.css
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
104.21.14.16 -, , ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Frame-Options DENY

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://wordarena.xyz/cdn-cgi/styles/main.css
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

date
Mon, 27 Jun 2022 16:57:45 GMT
x-content-type-options
nosniff
last-modified
Tue, 14 Jun 2022 16:43:10 GMT
server
cloudflare
etag
"62a8ba9e-568"
x-frame-options
DENY
content-type
image/png
cache-control
max-age=7200, public
accept-ranges
bytes
cf-ray
721fb93bac007198-LHR
vary
Accept-Encoding
content-length
1384
expires
Mon, 27 Jun 2022 18:57:45 GMT
cf-icon-error.png
wordarena.xyz/cdn-cgi/images/
854 B
929 B
Image
General
Full URL
https://wordarena.xyz/cdn-cgi/images/cf-icon-error.png
Requested by
Host: wordarena.xyz
URL: https://wordarena.xyz/cdn-cgi/styles/main.css
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
104.21.14.16 -, , ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Frame-Options DENY

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://wordarena.xyz/cdn-cgi/styles/main.css
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

date
Mon, 27 Jun 2022 16:57:45 GMT
x-content-type-options
nosniff
last-modified
Tue, 14 Jun 2022 16:43:10 GMT
server
cloudflare
etag
"62a8ba9e-356"
x-frame-options
DENY
content-type
image/png
cache-control
max-age=7200, public
accept-ranges
bytes
cf-ray
721fb93bac027198-LHR
vary
Accept-Encoding
content-length
854
expires
Mon, 27 Jun 2022 18:57:45 GMT
Primary Request /
wordarena.xyz/
8 KB
8 KB
Document
General
Full URL
https://wordarena.xyz/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
104.21.14.16 -, , ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
758165567ea590181aa08dfa35fec27546cf74ad915bd352d939fa4bc905026d
Security Headers
Name Value
X-Frame-Options SAMEORIGIN

Request headers

Referer
https://wordarena.xyz/
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36
accept-language
de-DE,de;q=0.9

Response headers

cache-control
private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
cf-ray
721fb93bdc687198-LHR
content-type
text/html; charset=UTF-8
date
Mon, 27 Jun 2022 16:57:45 GMT
expires
Thu, 01 Jan 1970 00:00:01 GMT
referrer-policy
same-origin
server
cloudflare
x-frame-options
SAMEORIGIN
main.css
wordarena.xyz/cdn-cgi/styles/
7 KB
2 KB
Stylesheet
General
Full URL
https://wordarena.xyz/cdn-cgi/styles/main.css
Requested by
Host: wordarena.xyz
URL: https://wordarena.xyz/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
104.21.14.16 -, , ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
fb8729e2f9515b7d1d4d3ec9611b73b8d0d144070510d8607c3b0251a5f26fe7
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Frame-Options DENY

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://wordarena.xyz/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

date
Mon, 27 Jun 2022 16:57:45 GMT
content-encoding
gzip
x-content-type-options
nosniff
last-modified
Tue, 14 Jun 2022 16:43:10 GMT
server
cloudflare
etag
W/"62a8ba9e-1d02"
x-frame-options
DENY
content-type
text/css
cache-control
max-age=7200, public
cf-ray
721fb93d5fa47198-LHR
vary
Accept-Encoding
expires
Mon, 27 Jun 2022 18:57:45 GMT
cf-icon-browser.png
wordarena.xyz/cdn-cgi/images/
484 B
543 B
Image
General
Full URL
https://wordarena.xyz/cdn-cgi/images/cf-icon-browser.png
Requested by
Host: wordarena.xyz
URL: https://wordarena.xyz/cdn-cgi/styles/main.css
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
104.21.14.16 -, , ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
78a7d8b29cabf16831417dba1b9bbe36fae0d060a35a495e8f10e9663b3c9e65
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Frame-Options DENY

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://wordarena.xyz/cdn-cgi/styles/main.css
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

date
Mon, 27 Jun 2022 16:57:45 GMT
x-content-type-options
nosniff
last-modified
Tue, 14 Jun 2022 16:43:10 GMT
server
cloudflare
etag
"62a8ba9e-1e4"
x-frame-options
DENY
content-type
image/png
cache-control
max-age=7200, public
accept-ranges
bytes
cf-ray
721fb93d8ff67198-LHR
vary
Accept-Encoding
content-length
484
expires
Mon, 27 Jun 2022 18:57:45 GMT
cf-icon-ok.png
wordarena.xyz/cdn-cgi/images/
946 B
1005 B
Image
General
Full URL
https://wordarena.xyz/cdn-cgi/images/cf-icon-ok.png
Requested by
Host: wordarena.xyz
URL: https://wordarena.xyz/cdn-cgi/styles/main.css
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
104.21.14.16 -, , ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
ed732380ee3ff0f2d841784da213c8c05d2b5ae187a5217b419d21cae5cedb1b
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Frame-Options DENY

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://wordarena.xyz/cdn-cgi/styles/main.css
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

date
Mon, 27 Jun 2022 16:57:45 GMT
x-content-type-options
nosniff
last-modified
Tue, 14 Jun 2022 16:43:10 GMT
server
cloudflare
etag
"62a8ba9e-3b2"
x-frame-options
DENY
content-type
image/png
cache-control
max-age=7200, public
accept-ranges
bytes
cf-ray
721fb93d8ff87198-LHR
vary
Accept-Encoding
content-length
946
expires
Mon, 27 Jun 2022 18:57:45 GMT
cf-icon-cloud.png
wordarena.xyz/cdn-cgi/images/
1 KB
2 KB
Image
General
Full URL
https://wordarena.xyz/cdn-cgi/images/cf-icon-cloud.png
Requested by
Host: wordarena.xyz
URL: https://wordarena.xyz/cdn-cgi/styles/main.css
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
104.21.14.16 -, , ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
3a223426c67a0a33ff57af68a57fb589fea36af2a6e8f9dae7798c77471e0e58
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Frame-Options DENY

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://wordarena.xyz/cdn-cgi/styles/main.css
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

date
Mon, 27 Jun 2022 16:57:45 GMT
x-content-type-options
nosniff
last-modified
Tue, 14 Jun 2022 16:43:10 GMT
server
cloudflare
etag
"62a8ba9e-5cc"
x-frame-options
DENY
content-type
image/png
cache-control
max-age=7200, public
accept-ranges
bytes
cf-ray
721fb93d8ff97198-LHR
vary
Accept-Encoding
content-length
1484
expires
Mon, 27 Jun 2022 18:57:45 GMT
cf-icon-server.png
wordarena.xyz/cdn-cgi/images/
1 KB
1 KB
Image
General
Full URL
https://wordarena.xyz/cdn-cgi/images/cf-icon-server.png
Requested by
Host: wordarena.xyz
URL: https://wordarena.xyz/cdn-cgi/styles/main.css
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
104.21.14.16 -, , ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
41553a537f85839927155af093b7bfa1987215f474ed038714609cc48812ea3b
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Frame-Options DENY

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://wordarena.xyz/cdn-cgi/styles/main.css
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

date
Mon, 27 Jun 2022 16:57:45 GMT
x-content-type-options
nosniff
last-modified
Tue, 14 Jun 2022 16:43:10 GMT
server
cloudflare
etag
"62a8ba9e-568"
x-frame-options
DENY
content-type
image/png
cache-control
max-age=7200, public
accept-ranges
bytes
cf-ray
721fb93d8ffa7198-LHR
vary
Accept-Encoding
content-length
1384
expires
Mon, 27 Jun 2022 18:57:45 GMT
cf-icon-error.png
wordarena.xyz/cdn-cgi/images/
854 B
913 B
Image
General
Full URL
https://wordarena.xyz/cdn-cgi/images/cf-icon-error.png
Requested by
Host: wordarena.xyz
URL: https://wordarena.xyz/cdn-cgi/styles/main.css
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
104.21.14.16 -, , ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
67f70597a183fbca7fac55d609fbaac5c34bb4d4d32a0530bbbbb42591f2de2f
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Frame-Options DENY

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://wordarena.xyz/cdn-cgi/styles/main.css
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.53 Safari/537.36

Response headers

date
Mon, 27 Jun 2022 16:57:45 GMT
x-content-type-options
nosniff
last-modified
Tue, 14 Jun 2022 16:43:10 GMT
server
cloudflare
etag
"62a8ba9e-356"
x-frame-options
DENY
content-type
image/png
cache-control
max-age=7200, public
accept-ranges
bytes
cf-ray
721fb93d8ffd7198-LHR
vary
Accept-Encoding
content-length
854
expires
Mon, 27 Jun 2022 18:57:45 GMT

Verdicts & Comments Add Verdict or Comment

8 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| oncontextlost object| oncontextrestored function| structuredClone object| launchQueue object| onbeforematch function| getScreenDetails function| queryLocalFonts object| navigation

2 Cookies

Domain/Path Name / Value
wordarena.xyz/ Name: cf_ob_info
Value: 523:721fb92749bd7198:LHR
wordarena.xyz/ Name: cf_use_ob
Value: 0

2 Console Messages

Source Level URL
Text
network error URL: https://wordarena.xyz/
Message:
Failed to load resource: the server responded with a status of 523 ()
network error URL: https://wordarena.xyz/
Message:
Failed to load resource: the server responded with a status of 523 ()

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
X-Frame-Options SAMEORIGIN