Submitted URL: https://lawsolutions.ch/
Effective URL: https://www.kettiger.ch/dienstleistungen/rechtsetzung
Submission: On October 09 via api from CH — Scanned from CH

Summary

This website contacted 1 IPs in 1 countries across 2 domains to perform 14 HTTP transactions. The main IP is 83.222.130.35, located in Tafers, Switzerland and belongs to SENSELAN-AS senseLAN GmbH, CH. The main domain is www.kettiger.ch.
TLS certificate: Issued by R11 on September 6th 2024. Valid for: 3 months.
This is the only time www.kettiger.ch was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
2 16 83.222.130.35 31736 (SENSELAN-...)
14 1
Apex Domain
Subdomains
Transfer
14 kettiger.ch
www.kettiger.ch
221 KB
2 lawsolutions.ch
lawsolutions.ch
www.lawsolutions.ch
538 B
14 2
Domain Requested by
14 www.kettiger.ch www.kettiger.ch
1 www.lawsolutions.ch 1 redirects
1 lawsolutions.ch 1 redirects
14 3

This site contains no links.

Subject Issuer Validity Valid
www.kettiger.ch
R11
2024-09-06 -
2024-12-05
3 months crt.sh

This page contains 1 frames:

Primary Page: https://www.kettiger.ch/dienstleistungen/rechtsetzung
Frame ID: 45F18A0B18AB52F689CE7C76F67865D6
Requests: 14 HTTP requests in this frame

Screenshot

Page Title

Rechtsetzung - 

Page URL History Show full URLs

  1. https://lawsolutions.ch/ HTTP 301
    https://www.lawsolutions.ch/ HTTP 302
    https://www.kettiger.ch/dienstleistungen/rechtsetzung Page URL

Detected technologies

Overall confidence: 100%
Detected patterns
  • <link[^>]+ href="/?typo3(?:conf|temp)/

Overall confidence: 100%
Detected patterns
  • jquery[.-]([\d.]*\d)[^/]*\.js
  • jquery.*\.js(?:\?ver(?:sion)?=([\d.]+))?

Page Statistics

14
Requests

100 %
HTTPS

0 %
IPv6

2
Domains

3
Subdomains

1
IPs

1
Countries

221 kB
Transfer

317 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://lawsolutions.ch/ HTTP 301
    https://www.lawsolutions.ch/ HTTP 302
    https://www.kettiger.ch/dienstleistungen/rechtsetzung Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

14 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request rechtsetzung
www.kettiger.ch/dienstleistungen/
Redirect Chain
  • https://lawsolutions.ch/
  • https://www.lawsolutions.ch/
  • https://www.kettiger.ch/dienstleistungen/rechtsetzung
6 KB
2 KB
Document
General
Full URL
https://www.kettiger.ch/dienstleistungen/rechtsetzung
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
83.222.130.35 Tafers, Switzerland, ASN31736 (SENSELAN-AS senseLAN GmbH, CH),
Reverse DNS
web8.sesamnet.ch
Software
Apache /
Resource Hash
ec6063fb67a3b9497527e777458602704038352a73cba3e1d9456621960e2675
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Referer
https://www.google.com/
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36

Response headers

cache-control
max-age=31339
content-encoding
gzip
content-language
de
content-length
2267
content-type
text/html; charset=utf-8
date
Wed, 09 Oct 2024 01:24:21 GMT
expires
Wed, 09 Oct 2024 10:06:40 GMT
pragma
public
server
Apache
vary
Accept-Encoding
x-content-type-options
nosniff
x-ua-compatible
IE=edge

Redirect headers

cache-control
max-age=0
content-length
0
content-type
text/html; charset=UTF-8
date
Wed, 09 Oct 2024 01:24:20 GMT
expires
Wed, 09 Oct 2024 01:24:20 GMT
location
https://www.kettiger.ch/dienstleistungen/rechtsetzung
server
Apache
x-content-type-options
nosniff
x-redirect-by
TYPO3 Redirect 6
x-ua-compatible
IE=edge
7015c8c4ac5ff815b57530b221005fc6.css
www.kettiger.ch/typo3temp/assets/css/
3 KB
1 KB
Stylesheet
General
Full URL
https://www.kettiger.ch/typo3temp/assets/css/7015c8c4ac5ff815b57530b221005fc6.css?1650550472
Requested by
Host: www.kettiger.ch
URL: https://www.kettiger.ch/dienstleistungen/rechtsetzung
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
83.222.130.35 Tafers, Switzerland, ASN31736 (SENSELAN-AS senseLAN GmbH, CH),
Reverse DNS
web8.sesamnet.ch
Software
Apache /
Resource Hash
8114467f4ee48032ca66d716260508fd54afca25d11289e58124dcac00c86305
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36
Referer
https://www.kettiger.ch/dienstleistungen/rechtsetzung

Response headers

cache-control
max-age=31536000
content-encoding
gzip
x-content-type-options
nosniff
expires
Thu, 09 Oct 2025 01:24:21 GMT
accept-ranges
bytes
content-length
939
date
Wed, 09 Oct 2024 01:24:21 GMT
last-modified
Thu, 21 Apr 2022 14:14:32 GMT
vary
Accept-Encoding
server
Apache
content-type
text/css; charset=utf-8
all.css
www.kettiger.ch/typo3conf/ext/snkettiger/Resources/Public/Css/
14 KB
3 KB
Stylesheet
General
Full URL
https://www.kettiger.ch/typo3conf/ext/snkettiger/Resources/Public/Css/all.css?1596619887
Requested by
Host: www.kettiger.ch
URL: https://www.kettiger.ch/dienstleistungen/rechtsetzung
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
83.222.130.35 Tafers, Switzerland, ASN31736 (SENSELAN-AS senseLAN GmbH, CH),
Reverse DNS
web8.sesamnet.ch
Software
Apache /
Resource Hash
6c6bda6423004962f972c2c67277672a482a786e788dea73a51f66679f218670
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36
Referer
https://www.kettiger.ch/dienstleistungen/rechtsetzung

Response headers

cache-control
max-age=31536000
content-encoding
gzip
x-content-type-options
nosniff
expires
Thu, 09 Oct 2025 01:24:21 GMT
accept-ranges
bytes
content-length
3457
date
Wed, 09 Oct 2024 01:24:21 GMT
last-modified
Wed, 05 Aug 2020 09:31:27 GMT
vary
Accept-Encoding
server
Apache
content-type
text/css; charset=utf-8
ie.css
www.kettiger.ch/typo3conf/ext/snkettiger/Resources/Public/Css/
22 B
77 B
Stylesheet
General
Full URL
https://www.kettiger.ch/typo3conf/ext/snkettiger/Resources/Public/Css/ie.css?1582718453
Requested by
Host: www.kettiger.ch
URL: https://www.kettiger.ch/dienstleistungen/rechtsetzung
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
83.222.130.35 Tafers, Switzerland, ASN31736 (SENSELAN-AS senseLAN GmbH, CH),
Reverse DNS
web8.sesamnet.ch
Software
Apache /
Resource Hash
129e0354d52d2eea44798a762e69a89646136c9fb7349a7442697d0824bf398f
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36
Referer
https://www.kettiger.ch/dienstleistungen/rechtsetzung

Response headers

cache-control
max-age=31536000
x-content-type-options
nosniff
expires
Thu, 09 Oct 2025 01:24:21 GMT
accept-ranges
bytes
content-length
22
date
Wed, 09 Oct 2024 01:24:21 GMT
last-modified
Wed, 26 Feb 2020 12:00:53 GMT
content-type
text/css; charset=utf-8
server
Apache
57c25a022a837f38812fe6528983820b.css
www.kettiger.ch/typo3temp/assets/css/
135 B
176 B
Stylesheet
General
Full URL
https://www.kettiger.ch/typo3temp/assets/css/57c25a022a837f38812fe6528983820b.css?1650551617
Requested by
Host: www.kettiger.ch
URL: https://www.kettiger.ch/dienstleistungen/rechtsetzung
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
83.222.130.35 Tafers, Switzerland, ASN31736 (SENSELAN-AS senseLAN GmbH, CH),
Reverse DNS
web8.sesamnet.ch
Software
Apache /
Resource Hash
659b6311badd361b566b5141d82976fd3b597e5b06c027fab4df1809728c8cb9
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36
Referer
https://www.kettiger.ch/dienstleistungen/rechtsetzung

Response headers

cache-control
max-age=31536000
content-encoding
gzip
x-content-type-options
nosniff
expires
Thu, 09 Oct 2025 01:24:21 GMT
accept-ranges
bytes
content-length
119
date
Wed, 09 Oct 2024 01:24:21 GMT
last-modified
Thu, 21 Apr 2022 14:33:37 GMT
vary
Accept-Encoding
server
Apache
content-type
text/css; charset=utf-8
logo-lawsolution.png
www.kettiger.ch/typo3conf/ext/snkettiger/Resources/Public/Images/
4 KB
4 KB
Image
General
Full URL
https://www.kettiger.ch/typo3conf/ext/snkettiger/Resources/Public/Images/logo-lawsolution.png
Requested by
Host: www.kettiger.ch
URL: https://www.kettiger.ch/dienstleistungen/rechtsetzung
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
83.222.130.35 Tafers, Switzerland, ASN31736 (SENSELAN-AS senseLAN GmbH, CH),
Reverse DNS
web8.sesamnet.ch
Software
Apache /
Resource Hash
6b453c93eb872554938cdef3ef3302fb95da63a42f5b61f34cfd4a0fe1891418
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36
Referer
https://www.kettiger.ch/dienstleistungen/rechtsetzung

Response headers

cache-control
max-age=2592000
x-content-type-options
nosniff
expires
Fri, 08 Nov 2024 01:24:21 GMT
accept-ranges
bytes
content-length
4277
date
Wed, 09 Oct 2024 01:24:21 GMT
last-modified
Wed, 26 Feb 2020 12:00:53 GMT
content-type
image/png
server
Apache
jquery-1.8.3.min.js
www.kettiger.ch/typo3conf/ext/snkettiger/Resources/Public/JavaScript/
91 KB
33 KB
Script
General
Full URL
https://www.kettiger.ch/typo3conf/ext/snkettiger/Resources/Public/JavaScript/jquery-1.8.3.min.js?1582718453
Requested by
Host: www.kettiger.ch
URL: https://www.kettiger.ch/dienstleistungen/rechtsetzung
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
83.222.130.35 Tafers, Switzerland, ASN31736 (SENSELAN-AS senseLAN GmbH, CH),
Reverse DNS
web8.sesamnet.ch
Software
Apache /
Resource Hash
61c6caebd23921741fb5ffe6603f16634fca9840c2bf56ac8201e9264d6daccf
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36
Referer
https://www.kettiger.ch/dienstleistungen/rechtsetzung

Response headers

cache-control
max-age=31536000
content-encoding
gzip
x-content-type-options
nosniff
expires
Thu, 09 Oct 2025 01:24:21 GMT
accept-ranges
bytes
content-length
33430
date
Wed, 09 Oct 2024 01:24:21 GMT
last-modified
Wed, 26 Feb 2020 12:00:53 GMT
vary
Accept-Encoding
server
Apache
content-type
application/javascript; charset=utf-8
jquery.main.js
www.kettiger.ch/typo3conf/ext/snkettiger/Resources/Public/JavaScript/
26 KB
6 KB
Script
General
Full URL
https://www.kettiger.ch/typo3conf/ext/snkettiger/Resources/Public/JavaScript/jquery.main.js?1582718453
Requested by
Host: www.kettiger.ch
URL: https://www.kettiger.ch/dienstleistungen/rechtsetzung
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
83.222.130.35 Tafers, Switzerland, ASN31736 (SENSELAN-AS senseLAN GmbH, CH),
Reverse DNS
web8.sesamnet.ch
Software
Apache /
Resource Hash
b1dfdbcc9285e67086563c22abc8b03f55f7bfed08cf2874ca763b3616b5adbd
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36
Referer
https://www.kettiger.ch/dienstleistungen/rechtsetzung

Response headers

cache-control
max-age=31536000
content-encoding
gzip
x-content-type-options
nosniff
expires
Thu, 09 Oct 2025 01:24:21 GMT
accept-ranges
bytes
content-length
6127
date
Wed, 09 Oct 2024 01:24:21 GMT
last-modified
Wed, 26 Feb 2020 12:00:53 GMT
vary
Accept-Encoding
server
Apache
content-type
application/javascript; charset=utf-8
nav-arrow.png
www.kettiger.ch/typo3conf/ext/snkettiger/Resources/Public/Images/
1 KB
1 KB
Image
General
Full URL
https://www.kettiger.ch/typo3conf/ext/snkettiger/Resources/Public/Images/nav-arrow.png
Requested by
Host: www.kettiger.ch
URL: https://www.kettiger.ch/typo3conf/ext/snkettiger/Resources/Public/Css/all.css?1596619887
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
83.222.130.35 Tafers, Switzerland, ASN31736 (SENSELAN-AS senseLAN GmbH, CH),
Reverse DNS
web8.sesamnet.ch
Software
Apache /
Resource Hash
1652f1c5f9fefe98be2ddeb3cb0fad6c7d6136700c816173841cacfb01d33a66
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36
Referer
https://www.kettiger.ch/typo3conf/ext/snkettiger/Resources/Public/Css/all.css?1596619887

Response headers

cache-control
max-age=2592000
x-content-type-options
nosniff
expires
Fri, 08 Nov 2024 01:24:21 GMT
accept-ranges
bytes
content-length
1121
date
Wed, 09 Oct 2024 01:24:21 GMT
last-modified
Wed, 26 Feb 2020 12:00:53 GMT
content-type
image/png
server
Apache
bild_dienstleistungen.jpg
www.kettiger.ch/fileadmin/user_upload/Bilder/Moodbilder/
165 KB
166 KB
Image
General
Full URL
https://www.kettiger.ch/fileadmin/user_upload/Bilder/Moodbilder/bild_dienstleistungen.jpg
Requested by
Host: www.kettiger.ch
URL: https://www.kettiger.ch/typo3temp/assets/css/57c25a022a837f38812fe6528983820b.css?1650551617
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
83.222.130.35 Tafers, Switzerland, ASN31736 (SENSELAN-AS senseLAN GmbH, CH),
Reverse DNS
web8.sesamnet.ch
Software
Apache /
Resource Hash
dcb9412c1c0c06a4e00e65917e2c3a0b47b3bce4d9a586f4cde8e591813ad2f9
Security Headers
Name Value
Content-Security-Policy default-src 'self'; script-src 'none'; style-src 'none'; object-src 'none';
X-Content-Type-Options nosniff

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36
Referer
https://www.kettiger.ch/typo3temp/assets/css/57c25a022a837f38812fe6528983820b.css?1650551617

Response headers

content-security-policy
default-src 'self'; script-src 'none'; style-src 'none'; object-src 'none';
cache-control
max-age=2592000
x-content-type-options
nosniff
expires
Fri, 08 Nov 2024 01:24:21 GMT
accept-ranges
bytes
content-length
168967
date
Wed, 09 Oct 2024 01:24:21 GMT
last-modified
Mon, 04 Aug 2014 19:22:30 GMT
content-type
image/jpeg
server
Apache
sitetitle-transparent.png
www.kettiger.ch/typo3conf/ext/snkettiger/Resources/Public/Images/
944 B
977 B
Image
General
Full URL
https://www.kettiger.ch/typo3conf/ext/snkettiger/Resources/Public/Images/sitetitle-transparent.png
Requested by
Host: www.kettiger.ch
URL: https://www.kettiger.ch/typo3conf/ext/snkettiger/Resources/Public/Css/all.css?1596619887
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
83.222.130.35 Tafers, Switzerland, ASN31736 (SENSELAN-AS senseLAN GmbH, CH),
Reverse DNS
web8.sesamnet.ch
Software
Apache /
Resource Hash
3ecedb1df90fbb11f750d5e15bf2bf80859dd0ba89150623fbb9b0d113efb9ac
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36
Referer
https://www.kettiger.ch/typo3conf/ext/snkettiger/Resources/Public/Css/all.css?1596619887

Response headers

cache-control
max-age=2592000
x-content-type-options
nosniff
expires
Fri, 08 Nov 2024 01:24:21 GMT
accept-ranges
bytes
content-length
944
date
Wed, 09 Oct 2024 01:24:21 GMT
last-modified
Wed, 26 Feb 2020 12:00:53 GMT
content-type
image/png
server
Apache
list-arrow.png
www.kettiger.ch/typo3conf/ext/snkettiger/Resources/Public/Images/
1 KB
1 KB
Image
General
Full URL
https://www.kettiger.ch/typo3conf/ext/snkettiger/Resources/Public/Images/list-arrow.png
Requested by
Host: www.kettiger.ch
URL: https://www.kettiger.ch/typo3conf/ext/snkettiger/Resources/Public/Css/all.css?1596619887
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
83.222.130.35 Tafers, Switzerland, ASN31736 (SENSELAN-AS senseLAN GmbH, CH),
Reverse DNS
web8.sesamnet.ch
Software
Apache /
Resource Hash
7c0f222249e5b27efd73e1b3822ea07f1687dc7876a15a4ab79e3dd476ecb73f
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36
Referer
https://www.kettiger.ch/typo3conf/ext/snkettiger/Resources/Public/Css/all.css?1596619887

Response headers

cache-control
max-age=2592000
x-content-type-options
nosniff
expires
Fri, 08 Nov 2024 01:24:21 GMT
accept-ranges
bytes
content-length
1138
date
Wed, 09 Oct 2024 01:24:21 GMT
last-modified
Wed, 26 Feb 2020 12:00:53 GMT
content-type
image/png
server
Apache
favicon.png
www.kettiger.ch/typo3conf/ext/snkettiger/Resources/Public/Images/
196 B
246 B
Other
General
Full URL
https://www.kettiger.ch/typo3conf/ext/snkettiger/Resources/Public/Images/favicon.png
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
83.222.130.35 Tafers, Switzerland, ASN31736 (SENSELAN-AS senseLAN GmbH, CH),
Reverse DNS
web8.sesamnet.ch
Software
Apache /
Resource Hash
80c3fe2ae1062abf56456f52518bd670f9ec3917b7f85e152b347ac6b6faf880

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36
Referer
https://www.kettiger.ch/dienstleistungen/rechtsetzung

Response headers

content-length
196
date
Wed, 09 Oct 2024 01:24:21 GMT
content-type
text/html; charset=iso-8859-1
server
Apache
favicon.ico
www.kettiger.ch/typo3conf/ext/snkettiger/Resources/Public/Images/
4 KB
367 B
Other
General
Full URL
https://www.kettiger.ch/typo3conf/ext/snkettiger/Resources/Public/Images/favicon.ico
Protocol
H2
Security
TLS 1.3, , AES_256_GCM
Server
83.222.130.35 Tafers, Switzerland, ASN31736 (SENSELAN-AS senseLAN GmbH, CH),
Reverse DNS
web8.sesamnet.ch
Software
Apache /
Resource Hash
aa9349e5ae63425b97605c78cb04ce6dd5fc6bc50b2eff91cdf8d5d3258176c9
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36
Referer
https://www.kettiger.ch/dienstleistungen/rechtsetzung

Response headers

cache-control
max-age=604800
content-encoding
gzip
x-content-type-options
nosniff
expires
Wed, 16 Oct 2024 01:24:21 GMT
accept-ranges
bytes
content-length
288
date
Wed, 09 Oct 2024 01:24:21 GMT
last-modified
Wed, 26 Feb 2020 12:00:53 GMT
vary
Accept-Encoding
server
Apache
content-type
image/x-icon

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.

function| $ function| jQuery function| initDropDown function| initPushMenu function| initTouchNav function| TouchNav object| lib object| jQuery183018158775223998047

0 Cookies

1 Console Messages

Source Level URL
Text
network error URL: https://www.kettiger.ch/typo3conf/ext/snkettiger/Resources/Public/Images/favicon.png
Message:
Failed to load resource: the server responded with a status of 404 ()

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-Content-Type-Options nosniff