URL: https://check-zksync.io/
Submission Tags: 0xscam
Submission: On June 07 via api from US — Scanned from DE

Summary

This website contacted 4 IPs in 2 countries across 2 domains to perform 9 HTTP transactions. The main IP is 172.67.134.60, located in United States and belongs to CLOUDFLARENET, US. The main domain is check-zksync.io.
TLS certificate: Issued by E1 on June 6th 2024. Valid for: 3 months.
This is the only time check-zksync.io was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
5 172.67.134.60 13335 (CLOUDFLAR...)
1 104.17.3.184 13335 (CLOUDFLAR...)
1 104.17.2.184 13335 (CLOUDFLAR...)
9 4
Apex Domain
Subdomains
Transfer
5 check-zksync.io
check-zksync.io
135 KB
2 cloudflare.com
challenges.cloudflare.com — Cisco Umbrella Rank: 4303
14 KB
9 2
Domain Requested by
5 check-zksync.io check-zksync.io
2 challenges.cloudflare.com check-zksync.io
challenges.cloudflare.com
9 2

This site contains no links.

Subject Issuer Validity Valid
check-zksync.io
E1
2024-06-06 -
2024-09-04
3 months crt.sh
challenges.cloudflare.com
Cloudflare Inc ECC CA-3
2023-08-18 -
2024-08-17
a year crt.sh

This page contains 2 frames:

Primary Page: https://check-zksync.io/
Frame ID: D52B5C4ABEDB051799E22788373CD630
Requests: 8 HTTP requests in this frame

Frame: https://challenges.cloudflare.com/cdn-cgi/challenge-platform/h/g/turnstile/if/ov2/av0/rcv0/0/iwtep/0x4AAAAAAADnPIDROrmt1Wwj/light/normal
Frame ID: 8230E824D0DAB083CAE710985620A690
Requests: 1 HTTP requests in this frame

Screenshot

Page Title

Nur einen Moment…

Page URL History Show full URLs

  1. https://check-zksync.io/ HTTP 307
    https://check-zksync.io/ Page URL

Page Statistics

9
Requests

78 %
HTTPS

0 %
IPv6

2
Domains

2
Subdomains

4
IPs

2
Countries

149 kB
Transfer

465 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://check-zksync.io/ HTTP 307
    https://check-zksync.io/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

9 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request /
check-zksync.io/
Redirect Chain
  • https://check-zksync.io/
  • https://check-zksync.io/
15 KB
8 KB
Document
General
Full URL
https://check-zksync.io/
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
172.67.134.60 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
87afea20020e8136dbff5a198272dc2951a97f40284f8ba5457ea942cf5d1c98
Security Headers
Name Value
X-Frame-Options SAMEORIGIN

Request headers

Accept-Language
de-DE,de;q=0.9;q=0.9
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
sec-ch-ua-mobile
?0
sec-ch-ua-platform
"Win32"

Response headers

accept-ch
Sec-CH-UA-Bitness, Sec-CH-UA-Arch, Sec-CH-UA-Full-Version, Sec-CH-UA-Mobile, Sec-CH-UA-Model, Sec-CH-UA-Platform-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Platform, Sec-CH-UA, UA-Bitness, UA-Arch, UA-Full-Version, UA-Mobile, UA-Model, UA-Platform-Version, UA-Platform, UA
alt-svc
h3=":443"; ma=86400
cache-control
private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
cf-chl-out
BLuqtZk9nRGmPrrPXvjZ3fW3ZPBitzzivZLS/zRCMyOLaBWaJl4oP+VulfrRin05m9Tcmm7IWoosnNu9jv0KsH1hyk7/v0b+GJ5eaXKsAqk=$xb/XvnDvoJVkYadQNvat/w==
cf-mitigated
challenge
cf-ray
890175edcc4d8c44-FRA
content-encoding
br
content-type
text/html; charset=UTF-8
critical-ch
Sec-CH-UA-Bitness, Sec-CH-UA-Arch, Sec-CH-UA-Full-Version, Sec-CH-UA-Mobile, Sec-CH-UA-Model, Sec-CH-UA-Platform-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Platform, Sec-CH-UA, UA-Bitness, UA-Arch, UA-Full-Version, UA-Mobile, UA-Model, UA-Platform-Version, UA-Platform, UA
cross-origin-embedder-policy
require-corp
cross-origin-opener-policy
same-origin
cross-origin-resource-policy
same-origin
date
Fri, 07 Jun 2024 14:51:30 GMT
expires
Thu, 01 Jan 1970 00:00:01 GMT
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
origin-agent-cluster
?1
permissions-policy
accelerometer=(),autoplay=(),browsing-topics=(),camera=(),clipboard-read=(),clipboard-write=(),geolocation=(),gyroscope=(),hid=(),interest-cohort=(),magnetometer=(),microphone=(),payment=(),publickey-credentials-get=(),screen-wake-lock=(),serial=(),sync-xhr=(),usb=()
referrer-policy
same-origin
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=DMbdV3DHMP3nr7rPm3h8H59hgiXbfYkqGa%2FE0p6Ra0eGp8RV6btbn16zoId8imi6ln3e60FoifXTi3V42jyCFfHnkqdazMBmklTXSDZWmwOOsuQsSeump%2FE%2BfvcnXqyC8BY%3D"}],"group":"cf-nel","max_age":604800}
server
cloudflare
vary
Accept-Encoding
x-content-options
nosniff
x-frame-options
SAMEORIGIN

Redirect headers

Location
https://check-zksync.io/
v1
check-zksync.io/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/
361 KB
99 KB
Script
General
Full URL
https://check-zksync.io/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=890175edcc4d8c44
Requested by
Host: check-zksync.io
URL: https://check-zksync.io/
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
172.67.134.60 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
433416d575d50fca7d58f1e4210a237494e547cb417357cdff094642d752b6c8

Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-arch
"x86"
sec-ch-ua-full-version
"125.0.6422.141"
sec-ch-ua-platform-version
"10.0.0"
Referer
https://check-zksync.io/?__cf_chl_rt_tk=NhDrpUpQZu_im3nbURNNlkeQ_76sQtcNPzOqm.XC8Uc-1717771890-0.0.1.1-3711
sec-ch-ua-full-version-list
"Google Chrome";v="125.0.6422.141", "Chromium";v="125.0.6422.141", "Not.A/Brand";v="24.0.0.0"
sec-ch-ua-bitness
"64"
sec-ch-ua-model
""
sec-ch-ua-platform
"Win32"

Response headers

date
Fri, 07 Jun 2024 14:51:31 GMT
content-encoding
br
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
server
cloudflare
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=BmjDt%2BSs92cvKSrGGFmXFs4LqUyl7NsMiMXWTGaEe%2FRsFa5Nm%2FQg6rHRVEKNHDj%2B8c%2FWVTUmtmq6pQ43%2FGcsu9VPPZ2y37ym1%2BiVQE8D3HGUOyUT2dtbgpAbn0nIO3E2GJo%3D"}],"group":"cf-nel","max_age":604800}
content-type
application/javascript; charset=UTF-8
cache-control
private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
cf-ray
890175ef1e288c44-FRA
alt-svc
h3=":443"; ma=86400
api.js
challenges.cloudflare.com/turnstile/v0/g/6aac8896f227/
42 KB
14 KB
Script
General
Full URL
https://challenges.cloudflare.com/turnstile/v0/g/6aac8896f227/api.js?onload=OZxW4&render=explicit
Requested by
Host: check-zksync.io
URL: https://check-zksync.io/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=890175edcc4d8c44
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
104.17.3.184 -, , ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
22401f58443400f39ce653a1736059092e1e5f85ffbbbaeda4b11c16b5bade6e

Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Referer
Origin
https://check-zksync.io
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-platform
"Win32"

Response headers

date
Fri, 07 Jun 2024 14:51:31 GMT
content-encoding
br
last-modified
Thu, 06 Jun 2024 21:04:54 GMT
server
cloudflare
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
access-control-allow-origin
*
cache-control
max-age=31536000
cross-origin-resource-policy
cross-origin
cf-ray
890175f059105be5-FRA
alt-svc
h3=":443"; ma=86400
favicon.ico
check-zksync.io/
15 KB
15 KB
Image
General
Full URL
https://check-zksync.io/favicon.ico
Requested by
Host: check-zksync.io
URL: https://check-zksync.io/
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
172.67.134.60 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-arch
"x86"
sec-ch-ua-full-version
"125.0.6422.141"
sec-ch-ua-platform-version
"10.0.0"
Referer
https://check-zksync.io/
sec-ch-ua-full-version-list
"Google Chrome";v="125.0.6422.141", "Chromium";v="125.0.6422.141", "Not.A/Brand";v="24.0.0.0"
sec-ch-ua-bitness
"64"
sec-ch-ua-model
""
sec-ch-ua-platform
"Win32"

Response headers

date
Fri, 07 Jun 2024 14:51:31 GMT
content-encoding
br
cf-cache-status
HIT
last-modified
Mon, 22 Apr 2024 08:58:06 GMT
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
server
cloudflare
age
165
vary
Accept-Encoding
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=RAWleGLhpjsAudFZNdda6AhhnChMkksIBbA8HhAmq4Jz%2FBx238KI5NiBsxiJ23o6o937As8AC%2FCDDZWAgVECqdiPSdWvvDoWBXQ24A7AZd172VOD2OwTm0QCT3AS5oQkT7E%3D"}],"group":"cf-nel","max_age":604800}
content-type
text/html
cache-control
max-age=14400
cf-ray
890175f02f948c44-FRA
alt-svc
h3=":443"; ma=86400
e29bb3c5-0428-453b-be89-559b7cc1d79f
https://check-zksync.io/
13 B
0
Other
General
Full URL
blob:https://check-zksync.io/e29bb3c5-0428-453b-be89-559b7cc1d79f
Requested by
Host: check-zksync.io
URL: https://check-zksync.io/
Protocol
BLOB
Server
-, , ASN (),
Reverse DNS
Software
/
Resource Hash
8860e7fef89219a219cb11d18bd8e4a322f32072613f86e935e7fe162ab69c04

Request headers

Accept-Language
de-DE,de;q=0.9;q=0.9
Referer
https://check-zksync.io/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36

Response headers

Content-Length
13
Content-Type
text/javascript
ac353ee17b92e27
check-zksync.io/cdn-cgi/challenge-platform/h/g/flow/ov1/1682441436:1717769511:w5A0R5C6PbrkbiiaK99_zXQ6Bgk58H7fOGrh_xKdHNk/890175edcc4d8c44/
16 KB
13 KB
XHR
General
Full URL
https://check-zksync.io/cdn-cgi/challenge-platform/h/g/flow/ov1/1682441436:1717769511:w5A0R5C6PbrkbiiaK99_zXQ6Bgk58H7fOGrh_xKdHNk/890175edcc4d8c44/ac353ee17b92e27
Requested by
Host: check-zksync.io
URL: https://check-zksync.io/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=890175edcc4d8c44
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
172.67.134.60 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
1a44a4802083b3a8d4a007d9bf2c2a475f0d5a3bbbaae2ff2b17dd7982e10f7d

Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-arch
"x86"
Content-type
application/x-www-form-urlencoded
sec-ch-ua-full-version
"125.0.6422.141"
sec-ch-ua-platform-version
"10.0.0"
Referer
https://check-zksync.io/
sec-ch-ua-full-version-list
"Google Chrome";v="125.0.6422.141", "Chromium";v="125.0.6422.141", "Not.A/Brand";v="24.0.0.0"
sec-ch-ua-bitness
"64"
sec-ch-ua-model
""
CF-Challenge
ac353ee17b92e27
sec-ch-ua-platform
"Win32"

Response headers

date
Fri, 07 Jun 2024 14:51:31 GMT
content-encoding
br
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
server
cloudflare
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=Wv3dgcPTeOpXGPWhkgVSL0uGwYIR5w1A3tN06%2FR1qtK2kgf9UU3%2BIPBXj5PhyWjEWUvvtZYyf%2FY2XS6TEnISHfIIXCCbIkeWIl%2F50hkMtRNQPPNIilo%2Bs4wcm60agCiP61U%3D"}],"group":"cf-nel","max_age":604800}
content-type
text/plain; charset=UTF-8
cf-ray
890175f128fa8c44-FRA
alt-svc
h3=":443"; ma=86400
cf-chl-gen
tIv68mev0t/XM8SObLk6Uafdwv6qIHfgjGYuouxPdqsFBE2tUfrJMOOYpcvna0X/$OXkhDjKBs+499Dkfqdby7Q==
favicon.ico
check-zksync.io/
15 KB
0
Other
General
Full URL
https://check-zksync.io/favicon.ico
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
172.67.134.60 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
e767d70fc57483aae7a20cb094a9bfc1fd4f04e97fb772cd6892d057e5be4260

Request headers

sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
Accept-Language
de-DE,de;q=0.9;q=0.9
sec-ch-ua-mobile
?0
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua-arch
"x86"
sec-ch-ua-full-version
"125.0.6422.141"
sec-ch-ua-platform-version
"10.0.0"
Referer
https://check-zksync.io/
sec-ch-ua-full-version-list
"Google Chrome";v="125.0.6422.141", "Chromium";v="125.0.6422.141", "Not.A/Brand";v="24.0.0.0"
sec-ch-ua-bitness
"64"
sec-ch-ua-model
""
sec-ch-ua-platform
"Win32"

Response headers

date
Fri, 07 Jun 2024 14:51:31 GMT
content-encoding
br
cf-cache-status
HIT
last-modified
Mon, 22 Apr 2024 08:58:06 GMT
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
server
cloudflare
age
165
vary
Accept-Encoding
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=RAWleGLhpjsAudFZNdda6AhhnChMkksIBbA8HhAmq4Jz%2FBx238KI5NiBsxiJ23o6o937As8AC%2FCDDZWAgVECqdiPSdWvvDoWBXQ24A7AZd172VOD2OwTm0QCT3AS5oQkT7E%3D"}],"group":"cf-nel","max_age":604800}
content-type
text/html
cache-control
max-age=14400
cf-ray
890175f02f948c44-FRA
alt-svc
h3=":443"; ma=86400
normal
challenges.cloudflare.com/cdn-cgi/challenge-platform/h/g/turnstile/if/ov2/av0/rcv0/0/iwtep/0x4AAAAAAADnPIDROrmt1Wwj/light/ Frame 8230
0
0
Document
General
Full URL
https://challenges.cloudflare.com/cdn-cgi/challenge-platform/h/g/turnstile/if/ov2/av0/rcv0/0/iwtep/0x4AAAAAAADnPIDROrmt1Wwj/light/normal
Requested by
Host: challenges.cloudflare.com
URL: https://challenges.cloudflare.com/turnstile/v0/g/6aac8896f227/api.js?onload=OZxW4&render=explicit
Protocol
H3
Security
QUIC, , AES_128_GCM
Server
104.17.2.184 -, , ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
Security Headers
Name Value
Content-Security-Policy frame-src https://challenges.cloudflare.com/; base-uri 'self'

Request headers

Accept-Language
de-DE,de;q=0.9;q=0.9
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36
sec-ch-ua
"Google Chrome";v="125", "Not:A-Brand";v="8", "Chromium";v="125"
sec-ch-ua-mobile
?0
sec-ch-ua-platform
"Win32"

Response headers

accept-ch
Sec-CH-UA-Bitness, Sec-CH-UA-Arch, Sec-CH-UA-Mobile, Sec-CH-UA-Model, Sec-CH-UA-Platform-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Platform, Sec-CH-UA, UA-Bitness, UA-Arch, UA-Full-Version, UA-Mobile, UA-Model, UA-Platform-Version, UA-Platform, UA
alt-svc
h3=":443"; ma=86400
cache-control
private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
cf-ray
890175f2d99a2d04-FRA
content-encoding
br
content-security-policy
frame-src https://challenges.cloudflare.com/; base-uri 'self'
content-type
text/html; charset=UTF-8
critical-ch
Sec-CH-UA-Bitness, Sec-CH-UA-Arch, Sec-CH-UA-Mobile, Sec-CH-UA-Model, Sec-CH-UA-Platform-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Platform, Sec-CH-UA, UA-Bitness, UA-Arch, UA-Full-Version, UA-Mobile, UA-Model, UA-Platform-Version, UA-Platform, UA
cross-origin-embedder-policy
require-corp
cross-origin-opener-policy
same-origin
cross-origin-resource-policy
cross-origin
date
Fri, 07 Jun 2024 14:51:31 GMT
document-policy
js-profiling
origin-agent-cluster
?1
permissions-policy
accelerometer=(),autoplay=(),browsing-topics=(),camera=(),clipboard-read=(),clipboard-write=(),geolocation=(),gyroscope=(),hid=(),interest-cohort=(),magnetometer=(),microphone=(),payment=(),publickey-credentials-get=(),screen-wake-lock=(),serial=(),sync-xhr=(),usb=()
referrer-policy
same-origin
server
cloudflare
adcf65fb-c5c0-46f1-a058-a28e770dd748
https://check-zksync.io/
80 B
0
Other
General
Full URL
blob:https://check-zksync.io/adcf65fb-c5c0-46f1-a058-a28e770dd748
Protocol
BLOB
Server
-, , ASN (),
Reverse DNS
Software
/
Resource Hash
f3418640c1204265881221580b9d1554424f6ed49549d408da50c690ab29f400

Request headers

Accept-Language
de-DE,de;q=0.9;q=0.9
Referer
https://check-zksync.io/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/125.0.0.0 Safari/537.36

Response headers

Content-Length
80
Content-Type
text/javascript

Verdicts & Comments Add Verdict or Comment

18 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| 0 object| _cf_chl_opt function| gnIE8 function| OGjdC1 function| OZxW4 boolean| xUuJ3 function| Hbleq2 function| KTENW1 function| gjwQJ1 function| kwsq6 object| krDY8 object| vWLFN5 object| IsRt4 number| vcXU0 object| angular object| turnstile boolean| vTyI7 string| NCyjN1

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3 Console Messages

Source Level URL
Text
security warning
Message:
Error with Permissions-Policy header: Origin trial controlled feature not enabled: 'browsing-topics'.
security warning
Message:
Error with Permissions-Policy header: Origin trial controlled feature not enabled: 'interest-cohort'.
network error URL: https://check-zksync.io/
Message:
Failed to load resource: the server responded with a status of 403 ()

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