developer.mozilla.org Open in urlscan Pro
2600:9000:225e:b600:2:eb5:8c00:93a1 Public Scan

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URL:
https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/X-Content-Type-Options
Submission: On April 10 via api (April 10th 2023, 4:03:13 pm UTC) from US — Scanned from DE

Summary HTTP 42 Redirects Links 30 Behaviour Indicators

Summary

This website contacted 4 IPs in 3 countries across 3 domains to perform 42 HTTP transactions. The main IP is 2600:9000:225e:b600:2:eb5:8c00:93a1, located in United States and belongs to AMAZON-02, US. The main domain is developer.mozilla.org. The Cisco Umbrella rank of the primary domain is 41925.
TLS certificate: Issued by Amazon RSA 2048 M01 on April 4th 2023. Valid for: a year.

This is the only time developer.mozilla.org was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

	IP Address	AS Autonomous System
38	2600:9000:225... 2600:9000:225e:b600:2:eb5:8c00:93a1	16509 (AMAZON-02) (AMAZON-02)
2	2a00:1450:400... 2a00:1450:4001:810::200e	15169 (GOOGLE) (GOOGLE)
1	2600:1901:0:c... 2600:1901:0:c1be::	15169 (GOOGLE) (GOOGLE)
1	2a00:1450:400... 2a00:1450:400c:c07::9c	15169 (GOOGLE) (GOOGLE)
42	4

38 2600:9000:225e:b600:2:eb5:8c00:93a1 (United States)

ASN16509 (AMAZON-02, US)

developer.mozilla.org	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 2a00:1450:4001:810::200e (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

www.google-analytics.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2600:1901:0:c1be:: (Kansas City, United States)

ASN15169 (GOOGLE, US)

bcd.developer.mozilla.org	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a00:1450:400c:c07::9c (Brussels, Belgium)

ASN15169 (GOOGLE, US)

stats.g.doubleclick.net	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

	Apex Domain Subdomains	Transfer
39	mozilla.org developer.mozilla.org — Cisco Umbrella Rank: 41925 bcd.developer.mozilla.org — Cisco Umbrella Rank: 85490	561 KB
2	google-analytics.com www.google-analytics.com — Cisco Umbrella Rank: 35	20 KB
1	doubleclick.net stats.g.doubleclick.net — Cisco Umbrella Rank: 100	350 B
42	3

	Domain	Requested by
38	developer.mozilla.org	developer.mozilla.org
2	www.google-analytics.com	developer.mozilla.org www.google-analytics.com
1	stats.g.doubleclick.net	www.google-analytics.com
1	bcd.developer.mozilla.org	developer.mozilla.org
42	4

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

Domain
wiki.mozilla.org
observatory.mozilla.org
fetch.spec.whatwg.org
chromium.googlesource.com
html.spec.whatwg.org
github.com
docs.microsoft.com
blog.mozilla.org
twitter.com
hacks.mozilla.org
www.mozilla.org
support.mozilla.org
discourse.mozilla.org
foundation.mozilla.org

Subject Issuer	Validity	Valid
developer.mozilla.org Amazon RSA 2048 M01	`2023-04-04` - `2024-05-02`	a year	crt.sh
*.google-analytics.com GTS CA 1C3	`2023-03-20` - `2023-06-12`	3 months	crt.sh
bcd.developer.mozilla.org GTS CA 1D4	`2023-03-15` - `2023-06-13`	3 months	crt.sh
*.g.doubleclick.net GTS CA 1C3	`2023-03-20` - `2023-06-12`	3 months	crt.sh

This page contains 1 frames:

Primary Page: https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/X-Content-Type-Options
Frame ID: 7CBE41ACA76D8702F2F9F8607CA1E17D
Requests: 42 HTTP requests in this frame

Screenshot
Live screenshot

Full Image

Page Title

X-Content-Type-Options - HTTP | MDNMDN Web DocsMDN logoMozilla logo

Detected technologies

Google Analytics (Analytics) Expand

Overall confidence: 100%
Detected patterns

google-analytics\.com/(?:ga|urchin|analytics)\.js

Page Statistics

42
Requests

100 %
HTTPS

100 %
IPv6

3
Domains

4
Subdomains

4
IPs

3
Countries

581 kB
Transfer

1253 kB
Size

3
Cookies

30 Outgoing links

These are links going to different origins than the main page.

URL: https://wiki.mozilla.org/Security/Guidelines/Web_Security
Title: Mozilla web security guidelines

Search URL Search Domain Scan URL

URL: https://observatory.mozilla.org/
Title: Mozilla Observatory

Search URL Search Domain Scan URL

URL: https://fetch.spec.whatwg.org/#should-response-to-request-be-blocked-due-to-nosniff?
Title: request-blocking due to nosniff

Search URL Search Domain Scan URL

URL: https://fetch.spec.whatwg.org/#concept-request-destination
Title: request destinations

Search URL Search Domain Scan URL

URL: https://chromium.googlesource.com/chromium/src/+/master/services/network/cross_origin_read_blocking_explainer.md#determining-whether-a-response-is-corb_protected
Title: enables Cross-Origin Read Blocking (CORB)

Search URL Search Domain Scan URL

URL: https://html.spec.whatwg.org/multipage/scripting.html#javascript-mime-type
Title: JavaScript MIME type

Search URL Search Domain Scan URL

URL: https://fetch.spec.whatwg.org/#x-content-type-options-header
Title: Fetch Standard # x-content-type-options-header

Search URL Search Domain Scan URL

URL: https://github.com/mdn/browser-compat-data/issues/new?mdn-url=https%3A%2F%2Fdeveloper.mozilla.org%2Fen-US%2Fdocs%2FWeb%2FHTTP%2FHeaders%2FX-Content-Type-Options&metadata=%3C%21--+Do+not+make+changes+below+this+line+--%3E%0A%3Cdetails%3E%0A%3Csummary%3EMDN+page+report+details%3C%2Fsummary%3E%0A%0A*+Query%3A+%60http.headers.X-Content-Type-Options%60%0A*+Report+started%3A+2023-04-10T16%3A03%3A08.989Z%0A%0A%3C%2Fdetails%3E&title=http.headers.X-Content-Type-Options+-+%3CSUMMARIZE+THE+PROBLEM%3E&template=data-problem.yml
Title: Report problems with this compatibility data on GitHub

Search URL Search Domain Scan URL

URL: https://github.com/mdn/browser-compat-data
Title: https://github.com/mdn/browser-compat-data

Search URL Search Domain Scan URL

URL: https://docs.microsoft.com/archive/blogs/ie/ie8-security-part-vi-beta-2-update
Title: original definition

Search URL Search Domain Scan URL

URL: https://blog.mozilla.org/security/2016/08/26/mitigating-mime-confusion-attacks-in-firefox/
Title: Mitigating MIME Confusion Attacks in Firefox

Search URL Search Domain Scan URL

URL: https://fetch.spec.whatwg.org/#corb
Title: Cross-Origin Read Blocking (CORB)

Search URL Search Domain Scan URL

URL: https://chromium.googlesource.com/chromium/src/+/master/services/network/cross_origin_read_blocking_explainer.md
Title: Google Docs CORB explainer

Search URL Search Domain Scan URL

URL: https://github.com/mdn/content/edit/main/files/en-us/web/http/headers/x-content-type-options/index.md
Title: Edit the page on GitHub

Search URL Search Domain Scan URL

URL: https://github.com/mdn/content/issues/new?template=page-report.yml&mdn-url=https%3A%2F%2Fdeveloper.mozilla.org%2Fen-US%2Fdocs%2FWeb%2FHTTP%2FHeaders%2FX-Content-Type-Options&metadata=%3C%21--+Do+not+make+changes+below+this+line+--%3E%0A%3Cdetails%3E%0A%3Csummary%3EPage+report+details%3C%2Fsummary%3E%0A%0A*+Folder%3A+%60en-us%2Fweb%2Fhttp%2Fheaders%2Fx-content-type-options%60%0A*+MDN+URL%3A+https%3A%2F%2Fdeveloper.mozilla.org%2Fen-US%2Fdocs%2FWeb%2FHTTP%2FHeaders%2FX-Content-Type-Options%0A*+GitHub+URL%3A+https%3A%2F%2Fgithub.com%2Fmdn%2Fcontent%2Fblob%2Fmain%2Ffiles%2Fen-us%2Fweb%2Fhttp%2Fheaders%2Fx-content-type-options%2Findex.md%0A*+Last+commit%3A+https%3A%2F%2Fgithub.com%2Fmdn%2Fcontent%2Fcommit%2Fc44653e3f3502fbda86ba392ed8058e1e3a0a0de%0A*+Document+last+modified%3A+2023-03-03T04%3A38%3A28.000Z%0A%0A%3C%2Fdetails%3E
Title: Report the content issue

Search URL Search Domain Scan URL

URL: https://github.com/mdn/content/blob/main/files/en-us/web/http/headers/x-content-type-options/index.md?plain=1
Title: View the source on GitHub

Search URL Search Domain Scan URL

URL: https://github.com/mdn/content/blob/main/CONTRIBUTING.md
Title: Learn how to contribute

Search URL Search Domain Scan URL

URL: https://twitter.com/mozdevnet
Title: MDN on Twitter

Search URL Search Domain Scan URL

URL: https://github.com/mdn/
Title: MDN on GitHub

Search URL Search Domain Scan URL

URL: https://hacks.mozilla.org/
Title: Hacks Blog

Search URL Search Domain Scan URL

URL: https://www.mozilla.org/en-US/careers/listings/?team=Marketing
Title: Careers

Search URL Search Domain Scan URL

URL: https://support.mozilla.org/products/mdn-plus
Title: Product help

Search URL Search Domain Scan URL

URL: https://discourse.mozilla.org/c/mdn/236
Title: MDN Forum

Search URL Search Domain Scan URL

URL: https://wiki.mozilla.org/Matrix
Title: MDN Chat

Search URL Search Domain Scan URL

URL: https://www.mozilla.org/
Title: Mozilla logo

Search URL Search Domain Scan URL

URL: https://www.mozilla.org/privacy/websites/
Title: Website Privacy Notice

Search URL Search Domain Scan URL

URL: https://www.mozilla.org/privacy/websites/#cookies
Title: Cookies

Search URL Search Domain Scan URL

URL: https://www.mozilla.org/about/legal/terms/mozilla
Title: Legal

Search URL Search Domain Scan URL

URL: https://www.mozilla.org/about/governance/policies/participation/
Title: Community Participation Guidelines

Search URL Search Domain Scan URL

URL: https://foundation.mozilla.org/
Title: Mozilla Foundation

Search URL Search Domain Scan URL

Redirected requests

There were HTTP redirect chains for the following requests:

42 HTTP transactions
0 data transactions

Method
Protocol Status Resource
Path Size
x-fer Time
Latency Type
MIME-Type IP
Location

GET
H2 200 Primary Request X-Content-Type-Options Show response
developer.mozilla.org/en-US/docs/Web/HTTP/Headers/ 129 KB
19 KB 192ms
49ms Document
text/html 2600:9000:225e:b600:2:eb5:8c00:93a1
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL

https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/X-Content-Type-Options

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2600:9000:225e:b600:2:eb5:8c00:93a1 , United States, ASN16509 (AMAZON-02, US),

Reverse DNS

Software

AmazonS3 /

Resource Hash

506e7812ad3c26b20a51ad70e7d8d8ac06696594a68198ee3cc5eed23ab1bedf

Security Headers

Name	Value
Content-Security-Policy	default-src 'self'; script-src 'report-sample' 'self' www.google-analytics.com/analytics.js assets.codepen.io production-assets.codepen.io 'sha256-GA8+DpFnqAM/vwERTpb5zyLUaN5KnOhctfTsqWfhaUA=' 'sha256-uogddBLIKmJa413dyT0iPejBg3VFcO+4x6B+vw3jng0='; script-src-elem 'report-sample' 'self' www.google-analytics.com/analytics.js assets.codepen.io production-assets.codepen.io 'sha256-GA8+DpFnqAM/vwERTpb5zyLUaN5KnOhctfTsqWfhaUA=' 'sha256-uogddBLIKmJa413dyT0iPejBg3VFcO+4x6B+vw3jng0='; style-src 'report-sample' 'self' 'unsafe-inline'; object-src 'none'; base-uri 'self'; connect-src 'self' bcd.developer.allizom.org bcd.developer.mozilla.org updates.developer.allizom.org updates.developer.mozilla.org www.google-analytics.com stats.g.doubleclick.net; font-src 'self'; frame-src 'self' interactive-examples.mdn.mozilla.net interactive-examples.mdn.allizom.net mdn.github.io live-samples.mdn.mozilla.net live-samples.mdn.allizom.net jsfiddle.net www.youtube-nocookie.com codepen.io survey.alchemer.com; img-src 'self' .githubusercontent.com .googleusercontent.com *.gravatar.com mozillausercontent.com firefoxusercontent.com profile.stage.mozaws.net profile.accounts.firefox.com media.prod.mdn.mozit.cloud media.stage.mdn.mozit.cloud interactive-examples.mdn.mozilla.net interactive-examples.mdn.allizom.net wikipedia.org www.google-analytics.com www.gstatic.com; manifest-src 'self'; media-src 'self' archive.org videos.cdn.mozilla.net; child-src 'self'; worker-src 'self';
Strict-Transport-Security	max-age=63072000
X-Content-Type-Options	nosniff
X-Frame-Options	DENY
X-Xss-Protection	1; mode=block

Request headers

Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/111.0.5563.146 Safari/537.36
accept-language: de-DE,de;q=0.9

Response headers

age: 53875
alt-svc: h3=":443"; ma=86400
cache-control: max-age=86400, public
content-encoding: br
content-security-policy: default-src 'self'; script-src 'report-sample' 'self' www.google-analytics.com/analytics.js assets.codepen.io production-assets.codepen.io 'sha256-GA8+DpFnqAM/vwERTpb5zyLUaN5KnOhctfTsqWfhaUA=' 'sha256-uogddBLIKmJa413dyT0iPejBg3VFcO+4x6B+vw3jng0='; script-src-elem 'report-sample' 'self' www.google-analytics.com/analytics.js assets.codepen.io production-assets.codepen.io 'sha256-GA8+DpFnqAM/vwERTpb5zyLUaN5KnOhctfTsqWfhaUA=' 'sha256-uogddBLIKmJa413dyT0iPejBg3VFcO+4x6B+vw3jng0='; style-src 'report-sample' 'self' 'unsafe-inline'; object-src 'none'; base-uri 'self'; connect-src 'self' bcd.developer.allizom.org bcd.developer.mozilla.org updates.developer.allizom.org updates.developer.mozilla.org www.google-analytics.com stats.g.doubleclick.net; font-src 'self'; frame-src 'self' interactive-examples.mdn.mozilla.net interactive-examples.mdn.allizom.net mdn.github.io live-samples.mdn.mozilla.net live-samples.mdn.allizom.net jsfiddle.net www.youtube-nocookie.com codepen.io survey.alchemer.com; img-src 'self' *.githubusercontent.com *.googleusercontent.com *.gravatar.com mozillausercontent.com firefoxusercontent.com profile.stage.mozaws.net profile.accounts.firefox.com media.prod.mdn.mozit.cloud media.stage.mdn.mozit.cloud interactive-examples.mdn.mozilla.net interactive-examples.mdn.allizom.net wikipedia.org www.google-analytics.com www.gstatic.com; manifest-src 'self'; media-src 'self' archive.org videos.cdn.mozilla.net; child-src 'self'; worker-src 'self';
content-type: text/html; charset=utf-8
date: Mon, 10 Apr 2023 01:05:13 GMT
etag: W/"d5cc9746eaebdea703495a5ffb88b97f"
last-modified: Fri, 07 Apr 2023 01:03:02 GMT
server: AmazonS3
strict-transport-security: max-age=63072000
vary: Accept-Encoding
via: 1.1 8b360b28aeb67c1982fcc466a05eef02.cloudfront.net (CloudFront)
x-amz-cf-id: DDDouO4JhJa6kJYWnnDSyj8kXBf5WIT0MDcyJPOU7bIUiE-C_Mntjw==
x-amz-cf-pop: FRA60-P4
x-cache: Hit from cloudfront
x-content-type-options: nosniff
x-frame-options: DENY
x-xss-protection: 1; mode=block

GET
H2 200 ga.js Show response
developer.mozilla.org/static/js/ 2 KB
1 KB 45ms
43ms Script
application/javascript 2600:9000:225e:b600:2:eb5:8c00:93a1
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL

https://developer.mozilla.org/static/js/ga.js

Requested by

Host: developer.mozilla.org
URL: https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/X-Content-Type-Options

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2600:9000:225e:b600:2:eb5:8c00:93a1 , United States, ASN16509 (AMAZON-02, US),

Reverse DNS

Software

AmazonS3 /

Resource Hash

377803259da581256bbf8c2638368523585986e7e9c72e993af5edfbe967e49f

Security Headers

Name	Value
Strict-Transport-Security	max-age=63072000
X-Content-Type-Options	nosniff
X-Frame-Options	DENY
X-Xss-Protection	1; mode=block

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/X-Content-Type-Options
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/111.0.5563.146 Safari/537.36

Response headers

date: Mon, 10 Apr 2023 00:46:08 GMT
strict-transport-security: max-age=63072000
x-content-type-options: nosniff
content-encoding: br
x-amz-cf-pop: FRA60-P4
age: 55021
via: 1.1 8b360b28aeb67c1982fcc466a05eef02.cloudfront.net (CloudFront)
x-cache: Hit from cloudfront
alt-svc: h3=":443"; ma=86400
x-xss-protection: 1; mode=block
last-modified: Thu, 18 Feb 2021 19:29:52 GMT
server: AmazonS3
etag: W/"677c5b73f11568425a71f44e61a9bb49"
x-frame-options: DENY
vary: Accept-Encoding
content-type: application/javascript; charset=utf-8
cache-control: max-age=86400, public
x-amz-cf-id: 9IUYxEGJJ1GZWymASVI_lOzbGJJavNP6njMlfY4-btCNvkhHa6TC2Q==

GET
H2 200 main.4e712db4.js Show response
developer.mozilla.org/static/js/ 555 KB
146 KB 55ms
55ms Script
text/javascript 2600:9000:225e:b600:2:eb5:8c00:93a1
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL

https://developer.mozilla.org/static/js/main.4e712db4.js

Requested by

Host: developer.mozilla.org
URL: https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/X-Content-Type-Options

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2600:9000:225e:b600:2:eb5:8c00:93a1 , United States, ASN16509 (AMAZON-02, US),

Reverse DNS

Software

AmazonS3 /

Resource Hash

f0aaca35f5ea56c11d2dcc77d627bb15a1e5de6e7c040f3c394096b42c92f78b

Security Headers

Name	Value
Strict-Transport-Security	max-age=63072000
X-Content-Type-Options	nosniff
X-Frame-Options	DENY
X-Xss-Protection	1; mode=block

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/X-Content-Type-Options
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/111.0.5563.146 Safari/537.36

Response headers

date: Mon, 10 Apr 2023 00:46:08 GMT
strict-transport-security: max-age=63072000
x-content-type-options: nosniff
content-encoding: br
x-amz-cf-pop: FRA60-P4
age: 55021
via: 1.1 8b360b28aeb67c1982fcc466a05eef02.cloudfront.net (CloudFront)
x-cache: Hit from cloudfront
alt-svc: h3=":443"; ma=86400
x-xss-protection: 1; mode=block
last-modified: Fri, 07 Apr 2023 00:57:39 GMT
server: AmazonS3
etag: W/"8106bbb28d2c6492e920ef4bc74ca5c0"
x-frame-options: DENY
vary: Accept-Encoding
content-type: text/javascript; charset=utf-8
cache-control: max-age=31536000, public
x-amz-cf-id: kwOBHDQLF6MlXtQTh2eqtbjx9Ps8k8SXNQR-pPhdHnF70F2aEPO7jA==

GET
H2 200 main.aac3a64b.css
developer.mozilla.org/static/css/ 145 KB
23 KB 49ms
48ms Stylesheet
text/css 2600:9000:225e:b600:2:eb5:8c00:93a1
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL

https://developer.mozilla.org/static/css/main.aac3a64b.css

Requested by

Host: developer.mozilla.org
URL: https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/X-Content-Type-Options

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2600:9000:225e:b600:2:eb5:8c00:93a1 , United States, ASN16509 (AMAZON-02, US),

Reverse DNS

Software

AmazonS3 /

Resource Hash

43d358db385840bd010ba9084c33f573085a4ab3f123f378587498072ad09cac

Security Headers

Name	Value
Strict-Transport-Security	max-age=63072000
X-Content-Type-Options	nosniff
X-Frame-Options	DENY
X-Xss-Protection	1; mode=block

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/X-Content-Type-Options
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/111.0.5563.146 Safari/537.36

Response headers

date: Mon, 10 Apr 2023 00:46:08 GMT
strict-transport-security: max-age=63072000
x-content-type-options: nosniff
content-encoding: br
x-amz-cf-pop: FRA60-P4
age: 55021
via: 1.1 8b360b28aeb67c1982fcc466a05eef02.cloudfront.net (CloudFront)
x-cache: Hit from cloudfront
alt-svc: h3=":443"; ma=86400
x-xss-protection: 1; mode=block
last-modified: Tue, 04 Apr 2023 00:41:46 GMT
server: AmazonS3
etag: W/"2686ff267979462ce348db89cc5542dd"
x-frame-options: DENY
vary: Accept-Encoding
content-type: text/css; charset=utf-8
cache-control: max-age=31536000, public
x-amz-cf-id: TfNkI9rzHvFgRprlHTYLGStJWNCiJJMQbWHww5D4ADtWKRIcgKtkbQ==

GET
H2 200 analytics.js Show response
www.google-analytics.com/ 49 KB
20 KB 138ms
39ms Script
text/javascript 2a00:1450:4001:810::200e
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://www.google-analytics.com/analytics.js

Requested by

Host: developer.mozilla.org
URL: https://developer.mozilla.org/static/js/ga.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:810::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

Golfe2 /

Resource Hash

5971b095cff574a66d35ada016d4c077c86e2dea62e9c0f14cf7c94b258619de

Security Headers

Name	Value
Strict-Transport-Security	max-age=10886400; includeSubDomains; preload
X-Content-Type-Options	nosniff

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://developer.mozilla.org/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/111.0.5563.146 Safari/537.36

Response headers

strict-transport-security: max-age=10886400; includeSubDomains; preload
content-encoding: gzip
x-content-type-options: nosniff
date: Mon, 10 Apr 2023 14:05:12 GMT
last-modified: Tue, 10 Jan 2023 21:29:14 GMT
server: Golfe2
age: 7076
vary: Accept-Encoding
content-type: text/javascript
cache-control: public, max-age=7200
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length: 20085
expires: Mon, 10 Apr 2023 16:05:12 GMT

GET
H2 200 search.cebfd63a204ba9fefa74.svg
developer.mozilla.org/static/media/ 262 B
719 B 60ms
59ms Image
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Full URL

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Full URL

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Show headers Download Go to

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AMAZON-02

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Full URL

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Protocol

Security

QUIC, , AES_128_GCM

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GOOGLE

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Full URL

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GOOGLE

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Full URL

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Protocol

Security

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General

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Show headers Download Go to Show image

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AMAZON-02

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Full URL

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QUIC, , AES_128_GCM

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AMAZON-02

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Full URL

https://developer.mozilla.org/static/js/browser-compatibility-table.893e3f9c.chunk.js

Requested by

Host: developer.mozilla.org
URL: https://developer.mozilla.org/static/js/main.4e712db4.js

Protocol

Security

QUIC, , AES_128_GCM

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Response headers

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AMAZON-02

General

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Show headers Download Go to Show image

Full URL

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Requested by

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Protocol

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x-amz-cf-id: fk8pmk1UzmQDTizoNcplb_ScHI7UJpCKAU1kn_im-6OabKV7cAiIiw==

GET
H3 200 partial.2d8806d709221f07c72c.svg
developer.mozilla.org/static/media/ 345 B
675 B 48ms
47ms Image
image/svg+xml 2600:9000:225e:b600:2:eb5:8c00:93a1
AMAZON-02

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://developer.mozilla.org/static/media/partial.2d8806d709221f07c72c.svg

Requested by

Host: developer.mozilla.org
URL: https://developer.mozilla.org/static/css/main.aac3a64b.css

Protocol

Security

QUIC, , AES_128_GCM

Server

2600:9000:225e:b600:2:eb5:8c00:93a1 , United States, ASN16509 (AMAZON-02, US),

Reverse DNS

Software

AmazonS3 /

Resource Hash

6f99f7f6d8e31049c6872c4a3b947a55fc4bac4ecd6107cdd54e57ea6de36ea6

Security Headers

Name	Value
Strict-Transport-Security	max-age=63072000
X-Content-Type-Options	nosniff
X-Frame-Options	DENY
X-Xss-Protection	1; mode=block

Request headers

Referer: https://developer.mozilla.org/static/css/main.aac3a64b.css
Origin: https://developer.mozilla.org
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/111.0.5563.146 Safari/537.36

Response headers

date: Mon, 10 Apr 2023 00:46:10 GMT
strict-transport-security: max-age=63072000
x-content-type-options: nosniff
via: 1.1 013a54c6b9caf01f403c247789c7256c.cloudfront.net (CloudFront)
age: 55019
x-amz-cf-pop: FRA60-P4
x-cache: Hit from cloudfront
alt-svc: h3=":443"; ma=86400
content-length: 345
x-xss-protection: 1; mode=block
last-modified: Wed, 11 May 2022 00:59:49 GMT
server: AmazonS3
etag: "5b6dc61a48e39de11150252b0a9326c0"
x-frame-options: DENY
content-type: image/svg+xml
cache-control: max-age=31536000, public
x-amz-cf-id: BB6WanjTU3FCKivL4LSD5WcMEa-Gv8K47nujl1_0cN8sK225Wskneg==

POST
H3 200 a40309df-eeb2-4880-aaa7-7b150c6efd84
developer.mozilla.org/submit/mdn-yari/action/1/ 0
0 227ms
227ms Fetch
text/plain 2600:9000:225e:b600:2:eb5:8c00:93a1
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL

https://developer.mozilla.org/submit/mdn-yari/action/1/a40309df-eeb2-4880-aaa7-7b150c6efd84

Requested by

Host: developer.mozilla.org
URL: https://developer.mozilla.org/static/js/main.4e712db4.js

Protocol

Security

QUIC, , AES_128_GCM

Server

2600:9000:225e:b600:2:eb5:8c00:93a1 , United States, ASN16509 (AMAZON-02, US),

Reverse DNS

Software

openresty /

Resource Hash

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000
X-Frame-Options	DENY

Request headers

Content-Encoding: gzip
Referer: https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/X-Content-Type-Options
X-Telemetry-Agent: Glean/1.3.0 (JS on Windows)
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/111.0.5563.146 Safari/537.36
Content-Type: application/json; charset=utf-8

Response headers

date: Mon, 10 Apr 2023 16:03:09 GMT
strict-transport-security: max-age=31536000
content-encoding: gzip
via: 1.1 google, 1.1 e65c822edea04e16936bdb4537763dd4.cloudfront.net (CloudFront)
x-amz-cf-pop: FRA60-P4
x-cache: Miss from cloudfront
alt-svc: h3=":443"; ma=86400
server: openresty
vary: Accept-Encoding
x-frame-options: DENY
content-type: text/plain; charset=utf-8
access-control-allow-origin: https://developer.mozilla.org
access-control-allow-methods: GET, POST, PUT, OPTIONS
access-control-max-age: 1728000
access-control-allow-headers: Accept-Encoding,Connection,Content-Encoding,Content-Length,Content-Type,DNT,Date,Sec-Fetch-Dest,Sec-Fetch-Mode,Sec-Fetch-Site,User-Agent,X-Client-Type,X-Client-Version,X-Debug-ID,X-Forwarded-For,X-Pingsender-Version,X-Pipeline-Proxy,X-Source-Tags,X-Telemetry-Agent
x-amz-cf-id: 4VDV-mXMDH0ocajIxkpLibJFQD_0D6cGzWB3gle20kw-E_kMhypQ_w==

POST
H3 200 8bb3eafc-e511-450f-8450-a1431ebf2a21
developer.mozilla.org/submit/mdn-yari/page/1/ 0
0 233ms
233ms Fetch
text/plain 2600:9000:225e:b600:2:eb5:8c00:93a1
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL

https://developer.mozilla.org/submit/mdn-yari/page/1/8bb3eafc-e511-450f-8450-a1431ebf2a21

Requested by

Host: developer.mozilla.org
URL: https://developer.mozilla.org/static/js/main.4e712db4.js

Protocol

Security

QUIC, , AES_128_GCM

Server

2600:9000:225e:b600:2:eb5:8c00:93a1 , United States, ASN16509 (AMAZON-02, US),

Reverse DNS

Software

openresty /

Resource Hash

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000
X-Frame-Options	DENY

Request headers

Content-Encoding: gzip
Referer: https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/X-Content-Type-Options
X-Telemetry-Agent: Glean/1.3.0 (JS on Windows)
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/111.0.5563.146 Safari/537.36
Content-Type: application/json; charset=utf-8

Response headers

date: Mon, 10 Apr 2023 16:03:09 GMT
strict-transport-security: max-age=31536000
content-encoding: gzip
via: 1.1 google, 1.1 e65c822edea04e16936bdb4537763dd4.cloudfront.net (CloudFront)
x-amz-cf-pop: FRA60-P4
x-cache: Miss from cloudfront
alt-svc: h3=":443"; ma=86400
server: openresty
vary: Accept-Encoding
x-frame-options: DENY
content-type: text/plain; charset=utf-8
access-control-allow-origin: https://developer.mozilla.org
access-control-allow-methods: GET, POST, PUT, OPTIONS
access-control-max-age: 1728000
access-control-allow-headers: Accept-Encoding,Connection,Content-Encoding,Content-Length,Content-Type,DNT,Date,Sec-Fetch-Dest,Sec-Fetch-Mode,Sec-Fetch-Site,User-Agent,X-Client-Type,X-Client-Version,X-Debug-ID,X-Forwarded-For,X-Pingsender-Version,X-Pipeline-Proxy,X-Source-Tags,X-Telemetry-Agent
x-amz-cf-id: 2x0rM_8MI2W6DMCDvKiRPIRA-BeS7KEpp3yWmRy0AJIw7yJOtOT3NA==

POST
H3 201 viewed
developer.mozilla.org/pong/ 0
228 B 165ms
164ms Ping
text/plain 2600:9000:225e:b600:2:eb5:8c00:93a1
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://developer.mozilla.org/pong/viewed?code=aHR0cHM6Ly9lLTEwMjUwLmFkemVyay5uZXQvaS5naWY%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.92L3agxV8honb%2FMiyqEsREZPlHFK4veSzGZHMo6YG9w%3D
Requested by: Host: developer.mozilla.org
URL: https://developer.mozilla.org/static/js/main.4e712db4.js
Protocol: H3
Security: QUIC, , AES_128_GCM
Server: 2600:9000:225e:b600:2:eb5:8c00:93a1 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software: CloudFront /
Resource Hash: e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/X-Content-Type-Options
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/111.0.5563.146 Safari/537.36

Response headers

date: Mon, 10 Apr 2023 16:03:09 GMT
via: 1.1 013a54c6b9caf01f403c247789c7256c.cloudfront.net (CloudFront)
server: CloudFront
x-amz-cf-pop: FRA60-P4
x-cache: LambdaGeneratedResponse from cloudfront
alt-svc: h3=":443"; ma=86400
content-length: 0
x-amz-cf-id: -N3Ua-n6ON3gCnC1ifiHYf9Fk6o0jk5TMSqnj5bs4iE4KVLTU6wGAA==

POST
H3 200 f40c46d4-2307-4a54-b9a8-bb02f06b4a9f
developer.mozilla.org/submit/mdn-yari/action/1/ 0
0 351ms
350ms Fetch
text/plain 2600:9000:225e:b600:2:eb5:8c00:93a1
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL

https://developer.mozilla.org/submit/mdn-yari/action/1/f40c46d4-2307-4a54-b9a8-bb02f06b4a9f

Requested by

Host: developer.mozilla.org
URL: https://developer.mozilla.org/static/js/main.4e712db4.js

Protocol

Security

QUIC, , AES_128_GCM

Server

2600:9000:225e:b600:2:eb5:8c00:93a1 , United States, ASN16509 (AMAZON-02, US),

Reverse DNS

Software

openresty /

Resource Hash

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000
X-Frame-Options	DENY

Request headers

Content-Encoding: gzip
Referer: https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/X-Content-Type-Options
X-Telemetry-Agent: Glean/1.3.0 (JS on Windows)
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/111.0.5563.146 Safari/537.36
Content-Type: application/json; charset=utf-8

Response headers

date: Mon, 10 Apr 2023 16:03:10 GMT
strict-transport-security: max-age=31536000
content-encoding: gzip
via: 1.1 google, 1.1 e65c822edea04e16936bdb4537763dd4.cloudfront.net (CloudFront)
x-amz-cf-pop: FRA60-P4
x-cache: Miss from cloudfront
alt-svc: h3=":443"; ma=86400
server: openresty
vary: Accept-Encoding
x-frame-options: DENY
content-type: text/plain; charset=utf-8
access-control-allow-origin: https://developer.mozilla.org
access-control-allow-methods: GET, POST, PUT, OPTIONS
access-control-max-age: 1728000
access-control-allow-headers: Accept-Encoding,Connection,Content-Encoding,Content-Length,Content-Type,DNT,Date,Sec-Fetch-Dest,Sec-Fetch-Mode,Sec-Fetch-Site,User-Agent,X-Client-Type,X-Client-Version,X-Debug-ID,X-Forwarded-For,X-Pingsender-Version,X-Pipeline-Proxy,X-Source-Tags,X-Telemetry-Agent
x-amz-cf-id: j8aRI9CjOY0IQQUAfKw0ACDmrTSvvJ7vvj4GlJEv_E08A9lbfo3vgA==

Verdicts & Comments Add Verdict or Comment

9 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.

3 Cookies

Cookies are little pieces of information stored in the browser of a user. Whenever a user visits the site again, he will also send his cookie values, thus allowing the website to re-identify him even if he changed locations. This is how permanent logins work.

Domain/Path	Expires	Name / Value
.mozilla.org/	1970-01-20 20:35:02	Name: _ga Value: GA1.2.1981394821.1681142589
.mozilla.org/	1970-01-20 11:00:28	Name: _gid Value: GA1.2.1857843173.1681142589
.mozilla.org/	1970-01-20 10:59:02	Name: _gat Value: 1

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	default-src 'self'; script-src 'report-sample' 'self' www.google-analytics.com/analytics.js assets.codepen.io production-assets.codepen.io 'sha256-GA8+DpFnqAM/vwERTpb5zyLUaN5KnOhctfTsqWfhaUA=' 'sha256-uogddBLIKmJa413dyT0iPejBg3VFcO+4x6B+vw3jng0='; script-src-elem 'report-sample' 'self' www.google-analytics.com/analytics.js assets.codepen.io production-assets.codepen.io 'sha256-GA8+DpFnqAM/vwERTpb5zyLUaN5KnOhctfTsqWfhaUA=' 'sha256-uogddBLIKmJa413dyT0iPejBg3VFcO+4x6B+vw3jng0='; style-src 'report-sample' 'self' 'unsafe-inline'; object-src 'none'; base-uri 'self'; connect-src 'self' bcd.developer.allizom.org bcd.developer.mozilla.org updates.developer.allizom.org updates.developer.mozilla.org www.google-analytics.com stats.g.doubleclick.net; font-src 'self'; frame-src 'self' interactive-examples.mdn.mozilla.net interactive-examples.mdn.allizom.net mdn.github.io live-samples.mdn.mozilla.net live-samples.mdn.allizom.net jsfiddle.net www.youtube-nocookie.com codepen.io survey.alchemer.com; img-src 'self' .githubusercontent.com .googleusercontent.com *.gravatar.com mozillausercontent.com firefoxusercontent.com profile.stage.mozaws.net profile.accounts.firefox.com media.prod.mdn.mozit.cloud media.stage.mdn.mozit.cloud interactive-examples.mdn.mozilla.net interactive-examples.mdn.allizom.net wikipedia.org www.google-analytics.com www.gstatic.com; manifest-src 'self'; media-src 'self' archive.org videos.cdn.mozilla.net; child-src 'self'; worker-src 'self';
Strict-Transport-Security	max-age=63072000
X-Content-Type-Options	nosniff
X-Frame-Options	DENY
X-Xss-Protection	1; mode=block

Indicators

This is a term in the security industry to describe indicators such as IPs, Domains, Hashes, etc. This does not imply that any of these indicate malicious activity.

bcd.developer.mozilla.org
developer.mozilla.org
stats.g.doubleclick.net
www.google-analytics.com
2600:1901:0:c1be::
2600:9000:225e:b600:2:eb5:8c00:93a1
2a00:1450:4001:810::200e
2a00:1450:400c:c07::9c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developer.mozilla.org Open in urlscan Pro 2600:9000:225e:b600:2:eb5:8c00:93a1 Public Scan

Summary

urlscan.io Verdict: No classification

Domain & IP information

Screenshot Live screenshot Full Image

Page Title

Detected technologies

Page Statistics

42 Requests

100 %HTTPS

100 %IPv6

3 Domains

4 Subdomains

4 IPs

3 Countries

581 kBTransfer

1253 kBSize

3 Cookies

30 Outgoing links

Redirected requests

42 HTTP transactions Everything HTML Script AJAX CSS Image Expand all 0 data transactions

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developer.mozilla.org Open in urlscan Pro
2600:9000:225e:b600:2:eb5:8c00:93a1 Public Scan

Screenshot
Live screenshot

Full Image

42
Requests

100 %
HTTPS

100 %
IPv6

3
Domains

4
Subdomains

4
IPs

3
Countries

581 kB
Transfer

1253 kB
Size

3
Cookies

42 HTTP transactions
0 data transactions