developer.mozilla.org Open in urlscan Pro
2600:9000:20e8:fa00:2:eb5:8c00:93a1  Public Scan

Submitted URL: https://developer.mozilla.org/docs/Web/CSS/background-position
Effective URL: https://developer.mozilla.org/en-US/docs/Web/CSS/background-position
Submission: On April 14 via api from US

Summary

This website contacted 7 IPs in 3 countries across 5 domains to perform 40 HTTP transactions. The main IP is 2600:9000:20e8:fa00:2:eb5:8c00:93a1, located in United States and belongs to AMAZON-02, US. The main domain is developer.mozilla.org.
TLS certificate: Issued by Amazon on November 4th 2020. 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

Domain Requested by
27 developer.mozilla.org 1 redirects developer.mozilla.org
9 interactive-examples.mdn.mozilla.net developer.mozilla.org
interactive-examples.mdn.mozilla.net
2 www.google-analytics.com developer.mozilla.org
www.google-analytics.com
1 stats.g.doubleclick.net www.google-analytics.com
1 cdn.speedcurve.com developer.mozilla.org
40 5
Subject Issuer Validity Valid
developer.mozilla.org
Amazon
2020-11-04 -
2021-12-03
a year crt.sh
*.speedcurve.com
GlobalSign Atlas R3 DV TLS CA 2020
2020-12-09 -
2022-01-10
a year crt.sh
*.google-analytics.com
GTS CA 1O1
2021-03-23 -
2021-06-15
3 months crt.sh
interactive-examples.mdn.mozilla.net
Amazon
2020-09-06 -
2021-10-08
a year crt.sh
*.g.doubleclick.net
GTS CA 1O1
2021-03-16 -
2021-06-08
3 months crt.sh

This page contains 3 frames:

Primary Page: https://developer.mozilla.org/en-US/docs/Web/CSS/background-position
Frame ID: DD85BE272648E46F31D5D8B3D7C4B6FB
Requests: 30 HTTP requests in this frame

Frame: https://interactive-examples.mdn.mozilla.net/pages/css/background-position.html
Frame ID: 179AFB1A236DAD28BCDD9A2231C7486E
Requests: 1 HTTP requests in this frame

Frame: https://interactive-examples.mdn.mozilla.net/pages/css/background-position.html
Frame ID: 71D099B21C72DCF44EB5728F1309F772
Requests: 9 HTTP requests in this frame

Screenshot


Page URL History Show full URLs

  1. https://developer.mozilla.org/docs/Web/CSS/background-position HTTP 302
    https://developer.mozilla.org/en-US/docs/Web/CSS/background-position Page URL

Detected technologies

Overall confidence: 100%
Detected patterns
  • headers via /\(CloudFront\)$/i
  • headers server /^AmazonS3$/i

Overall confidence: 100%
Detected patterns
  • headers via /\(CloudFront\)$/i

Overall confidence: 100%
Detected patterns
  • headers server /^AmazonS3$/i

Page Statistics

40
Requests

98 %
HTTPS

83 %
IPv6

5
Domains

5
Subdomains

7
IPs

3
Countries

264 kB
Transfer

805 kB
Size

4
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://developer.mozilla.org/docs/Web/CSS/background-position HTTP 302
    https://developer.mozilla.org/en-US/docs/Web/CSS/background-position Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

40 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request background-position
developer.mozilla.org/en-US/docs/Web/CSS/
Redirect Chain
  • https://developer.mozilla.org/docs/Web/CSS/background-position
  • https://developer.mozilla.org/en-US/docs/Web/CSS/background-position
313 KB
41 KB
Document
General
Full URL
https://developer.mozilla.org/en-US/docs/Web/CSS/background-position
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2600:9000:20e8:fa00:2:eb5:8c00:93a1 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
AmazonS3 /
Resource Hash
8e79ede40c80645b59a8ccaaefb20abb7573283bcb7f402d11c3710c887c0e93
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

:method
GET
:authority
developer.mozilla.org
:scheme
https
:path
/en-US/docs/Web/CSS/background-position
pragma
no-cache
cache-control
no-cache
upgrade-insecure-requests
1
user-agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 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 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

content-type
text/html; charset=utf-8
date
Tue, 13 Apr 2021 08:21:15 GMT
cache-control
max-age=86400, public
last-modified
Fri, 09 Apr 2021 01:56:15 GMT
etag
W/"3b9b683faf3fcd8f72157eb6b7cec7a2"
server
AmazonS3
x-frame-options
DENY
x-xss-protection
1; mode=block
x-content-type-options
nosniff
strict-transport-security
max-age=63072000
content-encoding
gzip
vary
Accept-Encoding
x-cache
Hit from cloudfront
via
1.1 46d8c022a630614463bdb0576f6829a9.cloudfront.net (CloudFront)
x-amz-cf-pop
TXL52-C1
x-amz-cf-id
_mCIGbcYmQDOOxzwugDIaBCFkjxim5Y0pJX4WfbDNggL53pTSee0uA==
age
63384

Redirect headers

content-length
0
server
CloudFront
date
Wed, 14 Apr 2021 01:57:39 GMT
location
/en-US/docs/Web/CSS/background-position
cache-control
no-store
x-cache
Miss from cloudfront
via
1.1 46d8c022a630614463bdb0576f6829a9.cloudfront.net (CloudFront)
x-amz-cf-pop
TXL52-C1
x-amz-cf-id
kd8ETnko-_qK4CQBHfGcrWe3jQXr9DD6k6XF6dOldkrapB-pqIG1_g==
ZillaSlab-Bold.subset.0beac26b.woff2
developer.mozilla.org/static/media/
33 KB
34 KB
Font
General
Full URL
https://developer.mozilla.org/static/media/ZillaSlab-Bold.subset.0beac26b.woff2
Requested by
Host: developer.mozilla.org
URL: https://developer.mozilla.org/en-US/docs/Web/CSS/background-position
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2600:9000:20e8:fa00:2:eb5:8c00:93a1 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
AmazonS3 /
Resource Hash
e1ef5d6255b98cc45364a4542012f6a9cbb8cb83b0b866d8b2408b89469c828a
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

Origin
https://developer.mozilla.org
Referer
https://developer.mozilla.org/en-US/docs/Web/CSS/background-position
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Sun, 11 Apr 2021 19:25:20 GMT
via
1.1 46d8c022a630614463bdb0576f6829a9.cloudfront.net (CloudFront)
x-content-type-options
nosniff
age
196340
x-cache
Hit from cloudfront
content-length
34064
x-xss-protection
1; mode=block
last-modified
Fri, 27 Nov 2020 00:36:33 GMT
server
AmazonS3
x-frame-options
DENY
etag
"e96c15f68c6885e098749f67170b4c3b"
strict-transport-security
max-age=63072000
content-type
binary/octet-stream
cache-control
max-age=31536000, public
x-amz-cf-pop
TXL52-C1
x-amz-cf-id
9Ie3NtaGIi3fB2GbgtUtEQIUK6EQKYGrtmTu_Z498kW_iBuLnSYPGw==
main.e7962908.chunk.css
developer.mozilla.org/static/css/
49 KB
10 KB
Stylesheet
General
Full URL
https://developer.mozilla.org/static/css/main.e7962908.chunk.css
Requested by
Host: developer.mozilla.org
URL: https://developer.mozilla.org/en-US/docs/Web/CSS/background-position
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2600:9000:20e8:fa00:2:eb5:8c00:93a1 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
AmazonS3 /
Resource Hash
ba51af85baabcadf65eca9c4aa2f38e9629ad394c469ad1fb64703efffd87a1c
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/en-US/docs/Web/CSS/background-position
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Thu, 01 Apr 2021 01:46:45 GMT
content-encoding
br
x-content-type-options
nosniff
age
1123855
x-cache
Hit from cloudfront
vary
Accept-Encoding
x-xss-protection
1; mode=block
last-modified
Thu, 01 Apr 2021 01:40:19 GMT
server
AmazonS3
x-frame-options
DENY
etag
W/"ce4d150162f8fcc3289a9bc8897297d7"
strict-transport-security
max-age=63072000
content-type
text/css; charset=utf-8
via
1.1 46d8c022a630614463bdb0576f6829a9.cloudfront.net (CloudFront)
cache-control
max-age=31536000, public
x-amz-cf-pop
TXL52-C1
x-amz-cf-id
JJ7LZiN3Ny1Z-ymLkuWR-_xIfF9P80WagQe2S22uT7QqWILHpDZoRg==
lux.js
cdn.speedcurve.com/js/
21 KB
7 KB
Script
General
Full URL
https://cdn.speedcurve.com/js/lux.js?id=108906238
Requested by
Host: developer.mozilla.org
URL: https://developer.mozilla.org/en-US/docs/Web/CSS/background-position
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
151.101.14.217 Frankfurt am Main, Germany, ASN54113 (FASTLY, US),
Reverse DNS
Software
Apache /
Resource Hash
eccc2ec415a62c04085c3a8ed0bed66d15d87b1c45cce979c679d12380b29910

Request headers

Origin
https://developer.mozilla.org
Referer
https://developer.mozilla.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Wed, 14 Apr 2021 01:57:39 GMT
via
1.1 vegur, 1.1 varnish
age
4833
x-cache
HIT
x-cache-hits
3
content-encoding
gzip
content-length
6821
x-served-by
cache-fra19175-FRA
last-modified
Wed, 14 Apr 2021 00:37:06 GMT
server
Apache
x-timer
S1618365459.244526,VS0,VE0
vary
Accept-Encoding
content-type
application/javascript; charset=utf-8
access-control-allow-origin
*
cache-control
max-age=604800
accept-ranges
bytes
timing-allow-origin
*
expires
Wed, 21 Apr 2021 00:37:06 GMT
ga.js
developer.mozilla.org/static/js/
2 KB
1 KB
Script
General
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/CSS/background-position
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2600:9000:20e8:fa00:2: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

Referer
https://developer.mozilla.org/en-US/docs/Web/CSS/background-position
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Tue, 13 Apr 2021 22:33:01 GMT
content-encoding
br
x-content-type-options
nosniff
age
12279
x-cache
Hit from cloudfront
vary
Accept-Encoding
x-xss-protection
1; mode=block
last-modified
Thu, 18 Feb 2021 19:29:52 GMT
server
AmazonS3
x-frame-options
DENY
etag
W/"677c5b73f11568425a71f44e61a9bb49"
strict-transport-security
max-age=63072000
content-type
application/javascript; charset=utf-8
via
1.1 46d8c022a630614463bdb0576f6829a9.cloudfront.net (CloudFront)
cache-control
max-age=86400, public
x-amz-cf-pop
TXL52-C1
x-amz-cf-id
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developer.mozilla.org/static/js/
4 KB
2 KB
Script
General
Full URL
https://developer.mozilla.org/static/js/runtime-main.c08ee643.js
Requested by
Host: developer.mozilla.org
URL: https://developer.mozilla.org/en-US/docs/Web/CSS/background-position
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2600:9000:20e8:fa00:2:eb5:8c00:93a1 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
AmazonS3 /
Resource Hash
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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/en-US/docs/Web/CSS/background-position
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Fri, 09 Apr 2021 02:10:02 GMT
content-encoding
gzip
x-content-type-options
nosniff
age
431257
x-cache
Hit from cloudfront
vary
Accept-Encoding
x-xss-protection
1; mode=block
last-modified
Fri, 09 Apr 2021 01:54:06 GMT
server
AmazonS3
x-frame-options
DENY
etag
W/"9514f1f642051c3433f3ea5d721b5636"
strict-transport-security
max-age=63072000
content-type
application/javascript; charset=utf-8
via
1.1 46d8c022a630614463bdb0576f6829a9.cloudfront.net (CloudFront)
cache-control
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x-amz-cf-pop
TXL52-C1
x-amz-cf-id
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developer.mozilla.org/static/js/
169 KB
55 KB
Script
General
Full URL
https://developer.mozilla.org/static/js/2.c5285d3f.chunk.js
Requested by
Host: developer.mozilla.org
URL: https://developer.mozilla.org/en-US/docs/Web/CSS/background-position
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2600:9000:20e8:fa00:2:eb5:8c00:93a1 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
AmazonS3 /
Resource Hash
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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/en-US/docs/Web/CSS/background-position
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Fri, 09 Apr 2021 02:10:04 GMT
content-encoding
gzip
x-content-type-options
nosniff
age
431256
x-cache
Hit from cloudfront
vary
Accept-Encoding
x-xss-protection
1; mode=block
last-modified
Fri, 09 Apr 2021 01:54:06 GMT
server
AmazonS3
x-frame-options
DENY
etag
W/"2daa502e7f5ab12385bbd439e1fef9b3"
strict-transport-security
max-age=63072000
content-type
application/javascript; charset=utf-8
via
1.1 46d8c022a630614463bdb0576f6829a9.cloudfront.net (CloudFront)
cache-control
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x-amz-cf-pop
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x-amz-cf-id
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developer.mozilla.org/static/js/
51 KB
15 KB
Script
General
Full URL
https://developer.mozilla.org/static/js/main.148dd332.chunk.js
Requested by
Host: developer.mozilla.org
URL: https://developer.mozilla.org/en-US/docs/Web/CSS/background-position
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2600:9000:20e8:fa00:2:eb5:8c00:93a1 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
AmazonS3 /
Resource Hash
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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/en-US/docs/Web/CSS/background-position
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Fri, 09 Apr 2021 02:31:57 GMT
content-encoding
br
x-content-type-options
nosniff
age
429943
x-cache
Hit from cloudfront
vary
Accept-Encoding
x-xss-protection
1; mode=block
last-modified
Fri, 09 Apr 2021 01:54:06 GMT
server
AmazonS3
x-frame-options
DENY
etag
W/"a9dc23af60fff1596845d1206e07cc13"
strict-transport-security
max-age=63072000
content-type
application/javascript; charset=utf-8
via
1.1 46d8c022a630614463bdb0576f6829a9.cloudfront.net (CloudFront)
cache-control
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x-amz-cf-pop
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x-amz-cf-id
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developer.mozilla.org/static/media/
253 B
696 B
Image
General
Full URL
https://developer.mozilla.org/static/media/triangle.e8097649.svg
Requested by
Host: developer.mozilla.org
URL: https://developer.mozilla.org/static/css/main.e7962908.chunk.css
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2600:9000:20e8:fa00:2:eb5:8c00:93a1 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
AmazonS3 /
Resource Hash
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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.e7962908.chunk.css
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Sat, 10 Apr 2021 12:30:57 GMT
via
1.1 46d8c022a630614463bdb0576f6829a9.cloudfront.net (CloudFront)
x-content-type-options
nosniff
age
307603
x-cache
Hit from cloudfront
content-length
253
x-xss-protection
1; mode=block
last-modified
Fri, 27 Nov 2020 00:36:33 GMT
server
AmazonS3
x-frame-options
DENY
etag
"0c767ea558884492ab2922bb8deb48c3"
strict-transport-security
max-age=63072000
content-type
image/svg+xml
cache-control
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x-amz-cf-pop
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x-amz-cf-id
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909 B
Image
General
Full URL
https://developer.mozilla.org/static/media/search.db31d27c.svg
Requested by
Host: developer.mozilla.org
URL: https://developer.mozilla.org/static/css/main.e7962908.chunk.css
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2600:9000:20e8:fa00:2:eb5:8c00:93a1 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
AmazonS3 /
Resource Hash
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Request headers

Referer
https://developer.mozilla.org/static/css/main.e7962908.chunk.css
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Sun, 07 Feb 2021 15:25:46 GMT
via
1.1 46d8c022a630614463bdb0576f6829a9.cloudfront.net (CloudFront)
last-modified
Fri, 27 Nov 2020 00:36:33 GMT
server
AmazonS3
age
5653914
etag
"a3a99325fa1eadbaef4dda892bb1159b"
x-cache
Hit from cloudfront
content-type
image/svg+xml
cache-control
max-age=31536000, public
x-amz-cf-pop
TXL52-C1
content-length
565
x-amz-cf-id
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Failed requests

These URLs were requested, but there was no response received. You will also see them in the list above.

Domain
interactive-examples.mdn.mozilla.net
URL
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Verdicts & Comments Add Verdict or Comment

27 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| 1 object| ontransitionrun object| ontransitionstart object| ontransitioncancel object| cookieStore function| showDirectoryPicker function| showOpenFilePicker function| showSaveFilePicker object| trustedTypes boolean| crossOriginIsolated object| LongTaskObserver object| LUX object| LUX_ae object| LUX_al object| __data__ object| Mozilla object| gaScript function| ga object| webpackJsonpclient object| regeneratorRuntime number| LUX_t_start number| LUX_t_end object| google_tag_data object| gaplugins object| gaGlobal object| gaData

4 Cookies

Domain/Path Name / Value
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Value: 1
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Value: GA1.2.818487482.1618365459
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Value: GA1.2.1323214887.1618365459
developer.mozilla.org/ Name: lux_uid
Value: 161836545938448280

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
Strict-Transport-Security max-age=63072000
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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.

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