URL: https://mycourse.app/fJtD2Hj9n5UDcrDKA
Submission: On December 17 via manual from US

Summary

This website contacted 3 IPs in 2 countries across 5 domains to perform 6 HTTP transactions. The main IP is 151.101.65.195, located in United States and belongs to FASTLY, US. The main domain is mycourse.app.
TLS certificate: Issued by GTS CA 1D2 on November 19th 2020. Valid for: 3 months.
This is the only time mycourse.app was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
2 151.101.65.195 54113 (FASTLY)
3 2a00:1450:400... 15169 (GOOGLE)
1 1 2a00:1450:400... 15169 (GOOGLE)
1 2 35.186.175.255 15169 (GOOGLE)
6 3
Domain Requested by
3 www.gstatic.com mycourse.app
www.gstatic.com
2 mycourse.app mycourse.app
1 api-lw6.learnworlds.com www.gstatic.com
1 www.courses.surefirecpr.com 1 redirects
1 firebasehostingproxy.page.link 1 redirects
6 5

This site contains no links.

Subject Issuer Validity Valid
www.orton.io
GTS CA 1D2
2020-11-19 -
2021-02-17
3 months crt.sh
*.gstatic.com
GTS CA 1O1
2020-11-10 -
2021-02-02
3 months crt.sh
*.learnworlds.com
Sectigo RSA Domain Validation Secure Server CA
2020-01-14 -
2021-01-13
a year crt.sh

This page contains 1 frames:

Frame: https://api-lw6.learnworlds.com/certificate/5ef29e0ad2f3520b7c7f5be9/user/5faea660aae36d524a6ac3dc?lw_client=5e90b27aaf889b7caa383fbe&access_token=
Frame ID: F73A955FC4C3175551E9556F3AAA64E7
Requests: 6 HTTP requests in this frame

Screenshot


Page Statistics

6
Requests

100 %
HTTPS

50 %
IPv6

5
Domains

5
Subdomains

3
IPs

2
Countries

83 kB
Transfer

234 kB
Size

0
Cookies

Redirected requests

There were HTTP redirect chains for the following requests:

Request Chain 4
  • https://firebasehostingproxy.page.link/722492051320/mycourse.app/fJtD2Hj9n5UDcrDKA?_imcp=1 HTTP 302
  • https://www.courses.surefirecpr.com/certificate/5ef29e0ad2f3520b7c7f5be9/user/5faea660aae36d524a6ac3dc HTTP 302
  • https://api-lw6.learnworlds.com/certificate/5ef29e0ad2f3520b7c7f5be9/user/5faea660aae36d524a6ac3dc?lw_client=5e90b27aaf889b7caa383fbe&access_token=

6 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request fJtD2Hj9n5UDcrDKA
mycourse.app/
34 KB
11 KB
Document
General
Full URL
https://mycourse.app/fJtD2Hj9n5UDcrDKA
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
151.101.65.195 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
ESF /
Resource Hash
7ebf15f04b5a328758428d2dd518c7770031fa7c56c0292b51152fa7dc3cc162
Security Headers
Name Value
Content-Security-Policy script-src 'report-sample' 'nonce-TBMZMhtsY6gxi/1cjd2cYA' 'unsafe-inline';object-src 'none';base-uri 'self';report-uri /_/DurableDeepLinkUi/cspreport;worker-src 'self',script-src 'nonce-TBMZMhtsY6gxi/1cjd2cYA' 'self' 'unsafe-eval' https://apis.google.com https://ssl.gstatic.com https://www.google.com https://www.gstatic.com https://www.google-analytics.com https://www.googleapis.com/appsmarket/v2/installedApps/;report-uri /_/DurableDeepLinkUi/cspreport
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 0

Request headers

:method
GET
:authority
mycourse.app
:scheme
https
:path
/fJtD2Hj9n5UDcrDKA
pragma
no-cache
cache-control
no-cache
upgrade-insecure-requests
1
user-agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 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 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

cache-control
no-cache, no-store, max-age=0, must-revalidate
content-encoding
gzip
content-security-policy
script-src 'report-sample' 'nonce-TBMZMhtsY6gxi/1cjd2cYA' 'unsafe-inline';object-src 'none';base-uri 'self';report-uri /_/DurableDeepLinkUi/cspreport;worker-src 'self',script-src 'nonce-TBMZMhtsY6gxi/1cjd2cYA' 'self' 'unsafe-eval' https://apis.google.com https://ssl.gstatic.com https://www.google.com https://www.gstatic.com https://www.google-analytics.com https://www.googleapis.com/appsmarket/v2/installedApps/;report-uri /_/DurableDeepLinkUi/cspreport
content-type
text/html; charset=utf-8
expires
Mon, 01 Jan 1990 00:00:00 GMT
pragma
no-cache
server
ESF
x-content-type-options
nosniff
x-frame-options
SAMEORIGIN
x-ua-compatible
IE=edge
x-xss-protection
0
accept-ranges
bytes
date
Thu, 17 Dec 2020 01:41:47 GMT
x-served-by
cache-ams21047-AMS
x-cache
MISS
x-cache-hits
0
x-timer
S1608169307.720734,VS0,VE347
vary
Sec-Fetch-Dest, Sec-Fetch-Mode, Sec-Fetch-Site, x-fh-requested-host, accept-encoding
cspreport
mycourse.app/_/DurableDeepLinkUi/
2 KB
1 KB
Other
General
Full URL
https://mycourse.app/_/DurableDeepLinkUi/cspreport
Requested by
Host: mycourse.app
URL: https://mycourse.app/fJtD2Hj9n5UDcrDKA
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
151.101.65.195 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
ESF /
Resource Hash
9b1234828f3193325a0f490fc8fc42041f4c9cf1cb1083d14170564e93e653e8
Security Headers
Name Value
Content-Security-Policy script-src 'report-sample' 'nonce-5IsF35HZBa0NrNtv0ihy3A' 'unsafe-inline';object-src 'none';base-uri 'self';report-uri /_/DurableDeepLinkUi/cspreport;worker-src 'self',script-src 'nonce-5IsF35HZBa0NrNtv0ihy3A' 'self' 'unsafe-eval' https://apis.google.com https://ssl.gstatic.com https://www.google.com https://www.gstatic.com https://www.google-analytics.com https://www.googleapis.com/appsmarket/v2/installedApps/;report-uri /_/DurableDeepLinkUi/cspreport
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

Referer
https://mycourse.app/fJtD2Hj9n5UDcrDKA
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36
Content-Type
application/csp-report

Response headers

content-security-policy
script-src 'report-sample' 'nonce-5IsF35HZBa0NrNtv0ihy3A' 'unsafe-inline';object-src 'none';base-uri 'self';report-uri /_/DurableDeepLinkUi/cspreport;worker-src 'self',script-src 'nonce-5IsF35HZBa0NrNtv0ihy3A' 'self' 'unsafe-eval' https://apis.google.com https://ssl.gstatic.com https://www.google.com https://www.gstatic.com https://www.google-analytics.com https://www.googleapis.com/appsmarket/v2/installedApps/;report-uri /_/DurableDeepLinkUi/cspreport
content-encoding
gzip
x-content-type-options
nosniff
x-cache
MISS
x-cache-hits
0
x-xss-protection
0
x-served-by
cache-ams21047-AMS
pragma
no-cache
allow
HEAD, GET
server
ESF
x-timer
S1608169307.087808,VS0,VE330
date
Thu, 17 Dec 2020 01:41:47 GMT
vary
x-fh-requested-host, accept-encoding
content-type
text/html; charset=utf-8
cache-control
no-cache, no-store, max-age=0, must-revalidate
accept-ranges
bytes
expires
Mon, 01 Jan 1990 00:00:00 GMT
m=_b,_tp
www.gstatic.com/_/mss/boq-devplatform/_/js/k=boq-devplatform.DurableDeepLinkUi.en_US.kb7Ow32vqjw.es5.O/am=BA/d=1/excm=_b,_tp,viewddl/ed=1/dg=0/wt=2/ct=zgms/rs=ADpVLP6OLX6QIplurahOtCvWx54kXTXu1Q/
146 KB
52 KB
Script
General
Full URL
https://www.gstatic.com/_/mss/boq-devplatform/_/js/k=boq-devplatform.DurableDeepLinkUi.en_US.kb7Ow32vqjw.es5.O/am=BA/d=1/excm=_b,_tp,viewddl/ed=1/dg=0/wt=2/ct=zgms/rs=ADpVLP6OLX6QIplurahOtCvWx54kXTXu1Q/m=_b,_tp
Requested by
Host: mycourse.app
URL: https://mycourse.app/fJtD2Hj9n5UDcrDKA
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:81f::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
ca03cf1dffcad9df327105a88dcd3c3ee168905cfb8518f827591ee505b841ea
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

Referer
https://mycourse.app/
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

date
Tue, 15 Dec 2020 16:38:03 GMT
content-encoding
gzip
x-content-type-options
nosniff
age
119024
cross-origin-resource-policy
cross-origin
alt-svc
h3-29=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
52738
x-xss-protection
0
last-modified
Mon, 14 Dec 2020 23:31:00 GMT
server
sffe
vary
Accept-Encoding
content-type
text/javascript; charset=UTF-8
access-control-allow-origin
*
cache-control
public, immutable, max-age=31536000
accept-ranges
bytes
expires
Wed, 15 Dec 2021 16:38:03 GMT
m=byfTOb,lsjVmc,LEikZe
www.gstatic.com/_/mss/boq-devplatform/_/js/k=boq-devplatform.DurableDeepLinkUi.en_US.kb7Ow32vqjw.es5.O/ck=boq-devplatform.DurableDeepLinkUi.2aDmoCSCBBA.L.B1.O/am=BA/d=1/exm=_b,_tp/excm=_b,_tp,viewd...
35 KB
13 KB
Script
General
Full URL
https://www.gstatic.com/_/mss/boq-devplatform/_/js/k=boq-devplatform.DurableDeepLinkUi.en_US.kb7Ow32vqjw.es5.O/ck=boq-devplatform.DurableDeepLinkUi.2aDmoCSCBBA.L.B1.O/am=BA/d=1/exm=_b,_tp/excm=_b,_tp,viewddl/ed=1/wt=2/ct=zgms/rs=ADpVLP64t1yxg6qutgbP-KjvYWNWMWHRGw/m=byfTOb,lsjVmc,LEikZe
Requested by
Host: www.gstatic.com
URL: https://www.gstatic.com/_/mss/boq-devplatform/_/js/k=boq-devplatform.DurableDeepLinkUi.en_US.kb7Ow32vqjw.es5.O/am=BA/d=1/excm=_b,_tp,viewddl/ed=1/dg=0/wt=2/ct=zgms/rs=ADpVLP6OLX6QIplurahOtCvWx54kXTXu1Q/m=_b,_tp
Protocol
H3-Q050
Security
QUIC, , AES_128_GCM
Server
2a00:1450:4001:81f::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
10d91aaba6eb1d6cb7b8f4028d0808a7837ec2c407c77a9d7139ed47494987ef
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

Referer
https://mycourse.app/
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

date
Tue, 15 Dec 2020 18:01:55 GMT
content-encoding
gzip
x-content-type-options
nosniff
age
113992
cross-origin-resource-policy
cross-origin
alt-svc
h3-29=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
12960
x-xss-protection
0
last-modified
Fri, 11 Dec 2020 22:46:39 GMT
server
sffe
vary
Accept-Encoding
content-type
text/javascript; charset=UTF-8
access-control-allow-origin
*
cache-control
public, immutable, max-age=31536000
accept-ranges
bytes
expires
Wed, 15 Dec 2021 18:01:55 GMT
m=KjEEgd
www.gstatic.com/_/mss/boq-devplatform/_/js/k=boq-devplatform.DurableDeepLinkUi.en_US.kb7Ow32vqjw.es5.O/ck=boq-devplatform.DurableDeepLinkUi.2aDmoCSCBBA.L.B1.O/am=BA/d=1/exm=LEikZe,_b,_tp,byfTOb,lsj...
17 KB
6 KB
Script
General
Full URL
https://www.gstatic.com/_/mss/boq-devplatform/_/js/k=boq-devplatform.DurableDeepLinkUi.en_US.kb7Ow32vqjw.es5.O/ck=boq-devplatform.DurableDeepLinkUi.2aDmoCSCBBA.L.B1.O/am=BA/d=1/exm=LEikZe,_b,_tp,byfTOb,lsjVmc/excm=_b,_tp,viewddl/ed=1/wt=2/ct=zgms/rs=ADpVLP64t1yxg6qutgbP-KjvYWNWMWHRGw/m=KjEEgd
Requested by
Host: www.gstatic.com
URL: https://www.gstatic.com/_/mss/boq-devplatform/_/js/k=boq-devplatform.DurableDeepLinkUi.en_US.kb7Ow32vqjw.es5.O/am=BA/d=1/excm=_b,_tp,viewddl/ed=1/dg=0/wt=2/ct=zgms/rs=ADpVLP6OLX6QIplurahOtCvWx54kXTXu1Q/m=_b,_tp
Protocol
H3-Q050
Security
QUIC, , AES_128_GCM
Server
2a00:1450:4001:81f::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
sffe /
Resource Hash
44cf8398bf03c5dea72141b58d9c4932c2aac34d167fd8a2f9ed3c2b49e00f61
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

Referer
https://mycourse.app/
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

date
Tue, 15 Dec 2020 18:01:55 GMT
content-encoding
gzip
x-content-type-options
nosniff
age
113992
cross-origin-resource-policy
cross-origin
alt-svc
h3-29=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
5817
x-xss-protection
0
last-modified
Fri, 11 Dec 2020 22:46:39 GMT
server
sffe
vary
Accept-Encoding
content-type
text/javascript; charset=UTF-8
access-control-allow-origin
*
cache-control
public, immutable, max-age=31536000
accept-ranges
bytes
expires
Wed, 15 Dec 2021 18:01:55 GMT
5faea660aae36d524a6ac3dc
api-lw6.learnworlds.com/certificate/5ef29e0ad2f3520b7c7f5be9/user/
Redirect Chain
  • https://firebasehostingproxy.page.link/722492051320/mycourse.app/fJtD2Hj9n5UDcrDKA?_imcp=1
  • https://www.courses.surefirecpr.com/certificate/5ef29e0ad2f3520b7c7f5be9/user/5faea660aae36d524a6ac3dc
  • https://api-lw6.learnworlds.com/certificate/5ef29e0ad2f3520b7c7f5be9/user/5faea660aae36d524a6ac3dc?lw_client=5e90b27aaf889b7caa383fbe&access_token=
0
0
Document
General
Full URL
https://api-lw6.learnworlds.com/certificate/5ef29e0ad2f3520b7c7f5be9/user/5faea660aae36d524a6ac3dc?lw_client=5e90b27aaf889b7caa383fbe&access_token=
Requested by
Host: www.gstatic.com
URL: https://www.gstatic.com/_/mss/boq-devplatform/_/js/k=boq-devplatform.DurableDeepLinkUi.en_US.kb7Ow32vqjw.es5.O/am=BA/d=1/excm=_b,_tp,viewddl/ed=1/dg=0/wt=2/ct=zgms/rs=ADpVLP6OLX6QIplurahOtCvWx54kXTXu1Q/m=_b,_tp
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
35.186.175.255 Mountain View, United States, ASN15169 (GOOGLE, US),
Reverse DNS
255.175.186.35.bc.googleusercontent.com
Software
nginx /
Resource Hash
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains; preload

Request headers

:method
GET
:authority
api-lw6.learnworlds.com
:scheme
https
:path
/certificate/5ef29e0ad2f3520b7c7f5be9/user/5faea660aae36d524a6ac3dc?lw_client=5e90b27aaf889b7caa383fbe&access_token=
pragma
no-cache
cache-control
no-cache
upgrade-insecure-requests
1
user-agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 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
cross-site
sec-fetch-mode
navigate
sec-fetch-dest
document
referer
https://mycourse.app/
accept-encoding
gzip, deflate, br
accept-language
en-US
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36
Referer
https://mycourse.app/fJtD2Hj9n5UDcrDKA

Response headers

server
nginx
date
Thu, 17 Dec 2020 01:41:49 GMT
content-type
application/pdf
x-robots-tag
noindex
content-disposition
attachment; filename=certificate-online-hospital-fire-safety-(virtual-course)-5ef29e0ad2f3520b7c7f5be9.pdf
strict-transport-security
max-age=31536000; includeSubDomains; preload
access-control-allow-origin
*
access-control-allow-methods
GET, POST, DELETE, OPTIONS, PUT
access-control-allow-headers
authorization
allow
GET, POST, DELETE, OPTIONS, PUT

Redirect headers

server
nginx
date
Thu, 17 Dec 2020 01:41:47 GMT
content-type
text/html;charset=UTF-8
location
https://api-lw6.learnworlds.com/certificate/5ef29e0ad2f3520b7c7f5be9/user/5faea660aae36d524a6ac3dc?lw_client=5e90b27aaf889b7caa383fbe&access_token=
set-cookie
slim_session=faefb75dd2040bf27cefe8ae02a35795c9be3f4f; path=/; expires=Thu, 24-Dec-2020 01:41:47 UTC
strict-transport-security
max-age=31536000; includeSubDomains; preload

Verdicts & Comments Add Verdict or Comment

44 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| ontransitionrun object| ontransitionstart object| ontransitioncancel object| cookieStore function| showDirectoryPicker function| showOpenFilePicker function| showSaveFilePicker object| trustedTypes boolean| crossOriginIsolated object| WIZ_global_data number| cc_latency_start_time function| onaft function| _isLazyImage string| cc_aid number| iml_start number| css_size object| cc_latency function| ccTick function| onJsLoad function| onCssLoad function| _isVisible function| _recordImlEl number| prt function| wiz_tick string| _F_cssRowKey string| _F_combinedSignature function| _DumpException object| BOQ_wizbind object| AF_initDataKeys object| AF_dataServiceRequests object| AF_initDataChunkQueue function| AF_initDataCallback undefined| AF_initDataInitializeCallback object| aft_counter function| initAft object| IJ_values object| _wjdd object| default_DurableDeepLinkUi boolean| BOQ_loadedInitialJS function| _F_installCss function| _B_err object| closure_lm_669511 function| wiz_progress function| _F_getIjData

0 Cookies

2 Console Messages

Source Level URL
Text
console-api log URL: https://www.gstatic.com/_/mss/boq-devplatform/_/js/k=boq-devplatform.DurableDeepLinkUi.en_US.kb7Ow32vqjw.es5.O/am=BA/d=1/excm=_b,_tp,viewddl/ed=1/dg=0/wt=2/ct=zgms/rs=ADpVLP6OLX6QIplurahOtCvWx54kXTXu1Q/m=_b,_tp(Line 424)
Message:
%c%s color: red; background: yellow; font-size: 24px; WARNING!
console-api log URL: https://www.gstatic.com/_/mss/boq-devplatform/_/js/k=boq-devplatform.DurableDeepLinkUi.en_US.kb7Ow32vqjw.es5.O/am=BA/d=1/excm=_b,_tp,viewddl/ed=1/dg=0/wt=2/ct=zgms/rs=ADpVLP6OLX6QIplurahOtCvWx54kXTXu1Q/m=_b,_tp(Line 424)
Message:
%c%s font-size: 18px; Using this console may allow attackers to impersonate you and steal your information using an attack called Self-XSS. Do not enter or paste code that you do not understand.

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
Content-Security-Policy script-src 'report-sample' 'nonce-TBMZMhtsY6gxi/1cjd2cYA' 'unsafe-inline';object-src 'none';base-uri 'self';report-uri /_/DurableDeepLinkUi/cspreport;worker-src 'self',script-src 'nonce-TBMZMhtsY6gxi/1cjd2cYA' 'self' 'unsafe-eval' https://apis.google.com https://ssl.gstatic.com https://www.google.com https://www.gstatic.com https://www.google-analytics.com https://www.googleapis.com/appsmarket/v2/installedApps/;report-uri /_/DurableDeepLinkUi/cspreport
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 0