URL: https://ncorwiki.buffalo.edu/index.php/(Working)_Amazon_Gift_Card_Generator_2024_No_Human_Verification
Submission: On October 12 via manual from PL — Scanned from PL

Summary

This website contacted 3 IPs in 1 countries across 3 domains to perform 10 HTTP transactions. The main IP is 128.205.25.15, located in Buffalo, United States and belongs to BUFFALO-ASN, US. The main domain is ncorwiki.buffalo.edu.
TLS certificate: Issued by InCommon RSA Server CA 2 on July 25th 2024. Valid for: a year.
This is the only time ncorwiki.buffalo.edu was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
1 10 128.205.25.15 3685 (BUFFALO-ASN)
1 1 172.67.1.191 13335 (CLOUDFLAR...)
1 172.67.7.63 13335 (CLOUDFLAR...)
10 3
Apex Domain
Subdomains
Transfer
10 buffalo.edu
ncorwiki.buffalo.edu
149 KB
1 licensebuttons.net
licensebuttons.net — Cisco Umbrella Rank: 29952
2 KB
1 creativecommons.org
i.creativecommons.org — Cisco Umbrella Rank: 33543
397 B
10 3
Domain Requested by
10 ncorwiki.buffalo.edu 1 redirects ncorwiki.buffalo.edu
1 licensebuttons.net ncorwiki.buffalo.edu
1 i.creativecommons.org 1 redirects
10 3

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

Domain
www.apkcheats.org
www.mediawiki.org
creativecommons.org
Subject Issuer Validity Valid
hawking.sens.buffalo.edu
InCommon RSA Server CA 2
2024-07-25 -
2025-08-25
a year crt.sh

This page contains 1 frames:

Primary Page: https://ncorwiki.buffalo.edu/index.php/(Working)_Amazon_Gift_Card_Generator_2024_No_Human_Verification
Frame ID: 287DD32DF6ABBCE9EA74BBEB28708179
Requests: 12 HTTP requests in this frame

Screenshot

Page Title

(Working) Amazon Gift Card Generator 2024 No Human Verification - NCOR Wiki

Page Statistics

10
Requests

80 %
HTTPS

0 %
IPv6

3
Domains

3
Subdomains

3
IPs

1
Countries

150 kB
Transfer

499 kB
Size

0
Cookies

Redirected requests

There were HTTP redirect chains for the following requests:

Request Chain 7
  • https://i.creativecommons.org/l/by-nc-sa/3.0/88x31.png HTTP 301
  • https://licensebuttons.net/l/by-nc-sa/3.0/88x31.png
Request Chain 10
  • https://ncorwiki.buffalo.edu/favicon.ico HTTP 301
  • https://ncorwiki.buffalo.edu/index.php/Main_Page

10 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request (Working)_Amazon_Gift_Card_Generator_2024_No_Human_Verification
ncorwiki.buffalo.edu/index.php/
19 KB
7 KB
Document
General
Full URL
https://ncorwiki.buffalo.edu/index.php/(Working)_Amazon_Gift_Card_Generator_2024_No_Human_Verification
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_128_GCM
Server
128.205.25.15 Buffalo, United States, ASN3685 (BUFFALO-ASN, US),
Reverse DNS
hawking.sens.buffalo.edu
Software
Apache/2.4.62 (Debian) / PHP/8.1.30
Resource Hash
9934546b6751e858ebc795315098226d395582333e44c60e85213be97aba6265
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

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
private, must-revalidate, max-age=0
Connection
Keep-Alive
Content-Encoding
gzip
Content-Length
6339
Content-Type
text/html; charset=UTF-8
Content-language
en
Date
Sat, 12 Oct 2024 11:51:43 GMT
Expires
Thu, 01 Jan 1970 00:00:00 GMT
Keep-Alive
timeout=5, max=100
Last-Modified
Tue, 24 Sep 2024 10:45:19 GMT
Server
Apache/2.4.62 (Debian)
Vary
Accept-Encoding,Cookie
X-Content-Type-Options
nosniff
X-Powered-By
PHP/8.1.30
X-Request-Id
32eaa26a4dcd3dddfb1c24f4
load.php
ncorwiki.buffalo.edu/
69 KB
16 KB
Stylesheet
General
Full URL
https://ncorwiki.buffalo.edu/load.php?lang=en&modules=skins.monobook.styles&only=styles&skin=monobook
Requested by
Host: ncorwiki.buffalo.edu
URL: https://ncorwiki.buffalo.edu/index.php/(Working)_Amazon_Gift_Card_Generator_2024_No_Human_Verification
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_128_GCM
Server
128.205.25.15 Buffalo, United States, ASN3685 (BUFFALO-ASN, US),
Reverse DNS
hawking.sens.buffalo.edu
Software
Apache/2.4.62 (Debian) / PHP/8.1.30
Resource Hash
4bdf4ee6d1ef3326b5b6baa1539c4c2b2ad3b828c2df3c22adb89fe9f7147fce
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://ncorwiki.buffalo.edu/index.php/(Working)_Amazon_Gift_Card_Generator_2024_No_Human_Verification

Response headers

X-Request-Id
09248ce2c841ed71963967f6
Content-Encoding
gzip
ETag
W/"dgv5n"
X-Content-Type-Options
nosniff
Expires
Sat, 12 Oct 2024 11:56:44 GMT
Keep-Alive
timeout=5, max=99
Date
Sat, 12 Oct 2024 11:51:44 GMT
Content-Type
text/css; charset=utf-8
Vary
Accept-Encoding
Link
<https://ncorwiki.buffalo.edu/images/ncor-logo.jpg>;rel=preload;as=image
Cache-Control
public, max-age=300, s-maxage=300, stale-while-revalidate=60
Connection
Keep-Alive
Access-Control-Allow-Origin
*
Content-Length
16214
X-Powered-By
PHP/8.1.30
Server
Apache/2.4.62 (Debian)
load.php
ncorwiki.buffalo.edu/
31 KB
10 KB
Script
General
Full URL
https://ncorwiki.buffalo.edu/load.php?lang=en&modules=startup&only=scripts&raw=1&skin=monobook
Requested by
Host: ncorwiki.buffalo.edu
URL: https://ncorwiki.buffalo.edu/index.php/(Working)_Amazon_Gift_Card_Generator_2024_No_Human_Verification
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_128_GCM
Server
128.205.25.15 Buffalo, United States, ASN3685 (BUFFALO-ASN, US),
Reverse DNS
hawking.sens.buffalo.edu
Software
Apache/2.4.62 (Debian) / PHP/8.1.30
Resource Hash
24f7104d302c6c057299f68add2556b0cca745d921dddc99f2e9ff60bd4af65f
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://ncorwiki.buffalo.edu/index.php/(Working)_Amazon_Gift_Card_Generator_2024_No_Human_Verification

Response headers

X-Request-Id
0d213cb4fe8eb471a0d01b0c
Cache-Control
public, max-age=300, s-maxage=300, stale-while-revalidate=60
Content-Encoding
gzip
ETag
W/"n1r1z"
Connection
Keep-Alive
X-Content-Type-Options
nosniff
Expires
Sat, 12 Oct 2024 11:56:44 GMT
Content-Length
10115
Keep-Alive
timeout=5, max=98
Date
Sat, 12 Oct 2024 11:51:44 GMT
Content-Type
text/javascript; charset=utf-8
X-Powered-By
PHP/8.1.30
Server
Apache/2.4.62 (Debian)
Vary
Accept-Encoding
ncor-logo.jpg
ncorwiki.buffalo.edu/images/
17 KB
17 KB
Image
General
Full URL
https://ncorwiki.buffalo.edu/images/ncor-logo.jpg
Requested by
Host: ncorwiki.buffalo.edu
URL: https://ncorwiki.buffalo.edu/index.php/(Working)_Amazon_Gift_Card_Generator_2024_No_Human_Verification
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_128_GCM
Server
128.205.25.15 Buffalo, United States, ASN3685 (BUFFALO-ASN, US),
Reverse DNS
hawking.sens.buffalo.edu
Software
Apache/2.4.62 (Debian) /
Resource Hash
7296094b1ac1c7434f266cfee2c5d33535d4add8310e9490edc2c15c2499b766

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://ncorwiki.buffalo.edu/index.php/(Working)_Amazon_Gift_Card_Generator_2024_No_Human_Verification

Response headers

ETag
"433f-46c7c493817c0"
Connection
Keep-Alive
Accept-Ranges
bytes
Content-Length
17215
Keep-Alive
timeout=5, max=100
Date
Sat, 12 Oct 2024 11:51:44 GMT
Last-Modified
Tue, 16 Jun 2009 19:36:07 GMT
Content-Type
image/jpeg
Server
Apache/2.4.62 (Debian)
truncated
/
21 KB
0
Image
General
Full URL
data:truncated
Protocol
DATA
Server
-, , ASN (),
Reverse DNS
Software
/
Resource Hash
182809914e51c1ad657e8624e35d0eaa061e2d671d6a63dc1db4f75621b436a4

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

Response headers

Content-Type
image/svg+xml
truncated
/
542 B
0
Image
General
Full URL
data:truncated
Protocol
DATA
Server
-, , ASN (),
Reverse DNS
Software
/
Resource Hash
e620eba73ae9c83e9394b388ab08d090551e0f89c0dc4d8ed0cff4ef8570e2ed

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

Response headers

Content-Type
image/svg+xml
external-ltr.svg
ncorwiki.buffalo.edu/resources/src/mediawiki.skinning/images/
419 B
708 B
Image
General
Full URL
https://ncorwiki.buffalo.edu/resources/src/mediawiki.skinning/images/external-ltr.svg?59558
Requested by
Host: ncorwiki.buffalo.edu
URL: https://ncorwiki.buffalo.edu/load.php?lang=en&modules=skins.monobook.styles&only=styles&skin=monobook
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_128_GCM
Server
128.205.25.15 Buffalo, United States, ASN3685 (BUFFALO-ASN, US),
Reverse DNS
hawking.sens.buffalo.edu
Software
Apache/2.4.62 (Debian) /
Resource Hash
5c10ccd858c0d0cf1e056a202f7149db26222a93d929e4bd3c401bc8cab43428

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://ncorwiki.buffalo.edu/load.php?lang=en&modules=skins.monobook.styles&only=styles&skin=monobook

Response headers

ETag
"1a3-6235fcbf59ac0"
Connection
Keep-Alive
Accept-Ranges
bytes
Content-Length
419
Keep-Alive
timeout=5, max=100
Date
Sat, 12 Oct 2024 11:51:44 GMT
Last-Modified
Tue, 01 Oct 2024 00:56:51 GMT
Content-Type
image/svg+xml
Server
Apache/2.4.62 (Debian)
bullet.svg
ncorwiki.buffalo.edu/skins/MonoBook/resources/images/
190 B
478 B
Image
General
Full URL
https://ncorwiki.buffalo.edu/skins/MonoBook/resources/images/bullet.svg?36e03
Requested by
Host: ncorwiki.buffalo.edu
URL: https://ncorwiki.buffalo.edu/load.php?lang=en&modules=skins.monobook.styles&only=styles&skin=monobook
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_128_GCM
Server
128.205.25.15 Buffalo, United States, ASN3685 (BUFFALO-ASN, US),
Reverse DNS
hawking.sens.buffalo.edu
Software
Apache/2.4.62 (Debian) /
Resource Hash
9d593fb2fc59efa304edf395d5f0ea032b793ddc1cc9ceed0620ffb173b09da7

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://ncorwiki.buffalo.edu/load.php?lang=en&modules=skins.monobook.styles&only=styles&skin=monobook

Response headers

ETag
"be-5cd392ec44d40"
Connection
Keep-Alive
Accept-Ranges
bytes
Content-Length
190
Keep-Alive
timeout=5, max=100
Date
Sat, 12 Oct 2024 11:51:44 GMT
Last-Modified
Thu, 30 Sep 2021 16:46:05 GMT
Content-Type
image/svg+xml
Server
Apache/2.4.62 (Debian)
88x31.png
licensebuttons.net/l/by-nc-sa/3.0/
Redirect Chain
  • https://i.creativecommons.org/l/by-nc-sa/3.0/88x31.png
  • https://licensebuttons.net/l/by-nc-sa/3.0/88x31.png
2 KB
2 KB
Image
General
Full URL
https://licensebuttons.net/l/by-nc-sa/3.0/88x31.png
Requested by
Host: ncorwiki.buffalo.edu
URL: https://ncorwiki.buffalo.edu/index.php/(Working)_Amazon_Gift_Card_Generator_2024_No_Human_Verification
Protocol
H2
Server
172.67.7.63 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
c15eb6363ffed47e2913229559af9d19974d4dc35e97a84bac0bb3e25bdc87c8
Security Headers
Name Value
Strict-Transport-Security max-age=15768000
X-Content-Type-Options nosniff
X-Frame-Options deny
X-Xss-Protection 1; mode=block

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://ncorwiki.buffalo.edu/

Response headers

cf-bgj
imgq:100,h2pri
etag
"5eab4a31-1554"
age
2609
cf-cache-status
HIT
x-content-type-options
nosniff
cf-polished
origSize=5460
date
Sat, 12 Oct 2024 11:51:45 GMT
content-type
image/png
last-modified
Thu, 30 Apr 2020 21:59:13 GMT
vary
Accept-Encoding
x-frame-options
deny
strict-transport-security
max-age=15768000
cache-control
max-age=432000
cf-ray
8d16e13c0cb2bfb2-WAW
accept-ranges
bytes
content-length
1628
x-xss-protection
1; mode=block
server
cloudflare

Redirect headers

strict-transport-security
max-age=15768000
location
https://licensebuttons.net/l/by-nc-sa/3.0/88x31.png
cf-cache-status
HIT
age
33
x-content-type-options
nosniff
cf-ray
8d16e138dea434b2-WAW
date
Sat, 12 Oct 2024 11:51:44 GMT
x-xss-protection
1; mode=block
content-type
text/html
vary
Accept-Encoding
server
cloudflare
x-frame-options
deny
poweredby_mediawiki_88x31.png
ncorwiki.buffalo.edu/resources/assets/
4 KB
4 KB
Image
General
Full URL
https://ncorwiki.buffalo.edu/resources/assets/poweredby_mediawiki_88x31.png
Requested by
Host: ncorwiki.buffalo.edu
URL: https://ncorwiki.buffalo.edu/index.php/(Working)_Amazon_Gift_Card_Generator_2024_No_Human_Verification
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_128_GCM
Server
128.205.25.15 Buffalo, United States, ASN3685 (BUFFALO-ASN, US),
Reverse DNS
hawking.sens.buffalo.edu
Software
Apache/2.4.62 (Debian) /
Resource Hash
53f60fa7aa028295f56a81117aedf1da7788ea2bbabfcf308b96415a172fb38c

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://ncorwiki.buffalo.edu/index.php/(Working)_Amazon_Gift_Card_Generator_2024_No_Human_Verification

Response headers

ETag
"eff-6235588d337c0"
Connection
Keep-Alive
Accept-Ranges
bytes
Content-Length
3839
Keep-Alive
timeout=5, max=100
Date
Sat, 12 Oct 2024 11:51:44 GMT
Last-Modified
Mon, 30 Sep 2024 12:42:15 GMT
Content-Type
image/png
Server
Apache/2.4.62 (Debian)
load.php
ncorwiki.buffalo.edu/
285 KB
78 KB
Script
General
Full URL
https://ncorwiki.buffalo.edu/load.php?lang=en&modules=jquery%2Csite%7Cjquery.client%2Ccookie%7Cmediawiki.String%2CTitle%2Capi%2Cbase%2Ccldr%2Ccookie%2CjqueryMsg%2Clanguage%2Cuser%2Cutil%7Cmediawiki.libs.pluralruleparser%7Cmediawiki.page.ready%7Coojs-ui.styles.icons-alerts%7Cskins.monobook.scripts&skin=monobook&version=1rcoh
Requested by
Host: ncorwiki.buffalo.edu
URL: https://ncorwiki.buffalo.edu/load.php?lang=en&modules=startup&only=scripts&raw=1&skin=monobook
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_128_GCM
Server
128.205.25.15 Buffalo, United States, ASN3685 (BUFFALO-ASN, US),
Reverse DNS
hawking.sens.buffalo.edu
Software
Apache/2.4.62 (Debian) / PHP/8.1.30
Resource Hash
b80fa8ab11aac5cf6828c357ac1aba54b5b175bfe7cc5aa4678bd66e4fcf9e4a
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://ncorwiki.buffalo.edu/index.php/(Working)_Amazon_Gift_Card_Generator_2024_No_Human_Verification

Response headers

X-Request-Id
2f92242a0d9e0b41a54d9096
Cache-Control
public, max-age=2592000, s-maxage=2592000, stale-while-revalidate=60
Content-Encoding
gzip
ETag
W/"1rcoh"
Connection
Keep-Alive
X-Content-Type-Options
nosniff
Expires
Mon, 11 Nov 2024 11:51:44 GMT
Content-Length
79533
Keep-Alive
timeout=5, max=97
Date
Sat, 12 Oct 2024 11:51:44 GMT
Content-Type
text/javascript; charset=utf-8
X-Powered-By
PHP/8.1.30
Server
Apache/2.4.62 (Debian)
Vary
Accept-Encoding
Main_Page
ncorwiki.buffalo.edu/index.php/
Redirect Chain
  • https://ncorwiki.buffalo.edu/favicon.ico
  • https://ncorwiki.buffalo.edu/index.php/Main_Page
51 KB
15 KB
Other
General
Full URL
https://ncorwiki.buffalo.edu/index.php/Main_Page
Protocol
HTTP/1.1
Server
128.205.25.15 Buffalo, United States, ASN3685 (BUFFALO-ASN, US),
Reverse DNS
hawking.sens.buffalo.edu
Software
Apache/2.4.62 (Debian) / PHP/8.1.30
Resource Hash
5c415be9c409503d92e360d63e07d5d0dffbb660b63e329ae2df096a25083e98
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://ncorwiki.buffalo.edu/index.php/(Working)_Amazon_Gift_Card_Generator_2024_No_Human_Verification

Response headers

Last-Modified
Thu, 10 Oct 2024 13:40:53 GMT
X-Request-Id
6aa34d18da7361e48a242f08
Cache-Control
private, must-revalidate, max-age=0
Content-Encoding
gzip
Content-Type
text/html; charset=UTF-8
Connection
Keep-Alive
X-Content-Type-Options
nosniff
Expires
Thu, 01 Jan 1970 00:00:00 GMT
Content-Length
14420
Keep-Alive
timeout=5, max=99
Date
Sat, 12 Oct 2024 11:51:45 GMT
Content-language
en
Vary
Accept-Encoding,Cookie
X-Powered-By
PHP/8.1.30
Server
Apache/2.4.62 (Debian)

Redirect headers

Transfer-Encoding
chunked
Content-Type
text/html; charset=UTF-8
X-Request-Id
49215717102fdb7151fa1de7
Cache-Control
private, must-revalidate, max-age=0
Location
https://ncorwiki.buffalo.edu/index.php/Main_Page
Connection
Keep-Alive
X-Content-Type-Options
nosniff
Expires
Thu, 01 Jan 1970 00:00:00 GMT
Keep-Alive
timeout=5, max=96
Date
Sat, 12 Oct 2024 11:51:45 GMT
Last-Modified
Sat, 12 Oct 2024 11:51:45 GMT
Vary
Accept-Encoding,Cookie
X-Powered-By
PHP/8.1.30
Server
Apache/2.4.62 (Debian)

Verdicts & Comments Add Verdict or Comment

16 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| RLCONF object| RLSTATE object| RLPAGEMODULES object| RLQ function| isCompatible object| mediaWiki object| mw object| NORLQ function| $ function| jQuery function| addOnloadHook function| importScriptURI function| importScript function| importStylesheet function| importStylesheetURI function| pluralRuleParser

0 Cookies

2 Console Messages

Source Level URL
Text
security warning URL: https://ncorwiki.buffalo.edu/index.php/(Working)_Amazon_Gift_Card_Generator_2024_No_Human_Verification(Line 195)
Message:
Mixed Content: The page at 'https://ncorwiki.buffalo.edu/index.php/(Working)_Amazon_Gift_Card_Generator_2024_No_Human_Verification' was loaded over HTTPS, but requested an insecure element 'http://i.creativecommons.org/l/by-nc-sa/3.0/88x31.png'. This request was automatically upgraded to HTTPS, For more information see https://blog.chromium.org/2019/10/no-more-mixed-messages-about-https.html
security warning URL: https://ncorwiki.buffalo.edu/index.php/(Working)_Amazon_Gift_Card_Generator_2024_No_Human_Verification(Line 195)
Message:
Mixed Content: The page at 'https://ncorwiki.buffalo.edu/index.php/(Working)_Amazon_Gift_Card_Generator_2024_No_Human_Verification' was loaded over HTTPS, but requested an insecure element 'http://i.creativecommons.org/l/by-nc-sa/3.0/88x31.png'. This request was automatically upgraded to HTTPS, For more information see https://blog.chromium.org/2019/10/no-more-mixed-messages-about-https.html

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