Run 1 summary

Summary

Metric	Value
Performance score	83
Total page size	795.2 KB
Requests	28
TTFB	202 ms
Fully Loaded	1.011 s
First Visual Change	600 ms
FCP	585 ms
LCP	585 ms
CLS	0.0032348530507760606
Total Blocking Time	33 ms
Max Potential FID	71 ms
CPU long tasks	4
Speed Index	616 ms
Visual Complete 85%	600 ms
Visual Complete 99%	866 ms
Last Visual Change	966 ms

Waterfall

Video

Filmstrip

Use--filmstrip.showAll to show all filmstrips.

0 s

0.4 sCPU Long Task duration 188 ms

0.6 sFirst Contentful Paint 585 msLCP <P> 585 msFirst Visual Change 600 msVisual Complete 85% 600 ms

0.7 sCPU Long Task duration 53 msVisual Complete 95% 666 msCPU Long Task duration 58 ms

0.8 sDOM Content Loaded Time 747 ms

0.9 sCPU Long Task duration 71 msVisual Complete 99% 866 ms

1 sLast Visual Change 966 msPage Load Time 984 ms

Coach

The coach helps you find performance problems on your web page using web performance best practice rules. And gives you advice on accessibility, privacy and best practices.

Coach score

• Total score 82
• Performance score 83
• Privacy score 78
• Accessibility score 98
• Best practice score 73

Accessibility advice (98)

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Title	Advice	Score
Always use an alt attribute on image tags (altImages)	The page has 1 image that lack alt attribute(s) and 1 of them are unique.	90
https://francearchives.fr/data/39b58a52585d82c4f11a2f28bb56b022/images/logo_republiquefrancaise.png
Use headings tags within section tags to better structure your page (sections)	The page is missing heading(s) within a section tag on the page. It happens 4 times.	60

Performance advice (83)

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Title	Advice	Score
Don't scale images in the browser (avoidScalingImages)	The page has 1 image(s) that are scaled more than 100 pixels. It would be better if those images are sent so the browser don't need to scale them.	90
https://francearchives.fr/data/39b58a52585d82c4f11a2f28bb56b022/images/logo_republiquefrancaise.png
Avoid slowing down the critical rendering path (fastRender)	Maybe you could server push your CSS resources for faster rendering but that is actually really hard to get right :(. The style https://francearchives.fr/data/39b58a52585d82c4f11a2f28bb56b022/css/bootstrap.min.css is larger than the magic number TCP window size 14.5 kB. Make the file smaller and the page will render faster. The style https://francearchives.fr/data/39b58a52585d82c4f11a2f28bb56b022/css/font-awesome.css is larger than the magic number TCP window size 14.5 kB. Make the file smaller and the page will render faster. The style https://francearchives.fr/data/39b58a52585d82c4f11a2f28bb56b022/css/francearchives.bundle.css is larger than the magic number TCP window size 14.5 kB. Make the file smaller and the page will render faster. The page has 3 render blocking CSS request(s) and 0 blocking JavaScript request(s) inside of head.	85
https://francearchives.fr/data/39b58a52585d82c4f11a2f28bb56b022/css/bootstrap.min.css https://francearchives.fr/data/39b58a52585d82c4f11a2f28bb56b022/css/font-awesome.css https://francearchives.fr/data/39b58a52585d82c4f11a2f28bb56b022/css/francearchives.bundle.css
Avoid Frontend single point of failures (spof)	The page has 1 requests inside of the head that can cause a SPOF (single point of failure). Load them asynchronously or move them outside of the document head.	90
https://fonts.googleapis.com/css2?family=Open+Sans:ital,wght@0,400;0,600;0,700;1,400;1,700&display=swap
Avoid doing redirects (assetsRedirects)	The page has 1 redirect(s). 1 request(s) are from other domains, it could be 3rd-party assets doing unnecessary redirects. :(	90
https://logs.xiti.com/hit.xiti?s=582968&p=&vrn=1&ac=&at=&lng=en-US&idp=2027392264295&jv=0&re=1365x635&vtag=4.7.0&hl=20x27x40&r=1366x708x24x24&rn=1639945660009&ref=
Avoid extra requests by setting cache headers (cacheHeaders)	The page has 3 request(s) that are missing a cache time. Configure a cache time so the browser doesn't need to download them every time. It will save 304 B the next access.	70
https://app.mailjet.com/widget/iframe/5Wl9/FtC https://logs.xiti.com/hit.xiti?s=582968&p=&vrn=1&ac=&at=&lng=en-US&idp=2027392264295&jv=0&re=1365x635&vtag=4.7.0&hl=20x27x40&r=1366x708x24x24&rn=1639945660009&ref= https://logs.xiti.com/hit.xiti?s=582968&p=&vrn=1&ac=&at=&lng=en-US&idp=2027392264295&jv=0&re=1365x635&vtag=4.7.0&hl=20x27x40&r=1366x708x24x24&rn=1639945660009&ref=&Rdt=On
Long cache headers is good (cacheHeadersLong)	The page has 1 request(s) that have a shorter cache time than 30 days (but still a cache time).	99
https://fonts.googleapis.com/css2?family=Open+Sans:ital,wght@0,400;0,600;0,700;1,400;1,700&display=swap
Always compress text content (compressAssets)	The page has 13 request(s) that are served uncompressed. You could save a lot of bytes by sending them compressed instead.	0
https://francearchives.fr/fr/lettre-info https://francearchives.fr/data/39b58a52585d82c4f11a2f28bb56b022/css/bootstrap.min.css https://francearchives.fr/data/39b58a52585d82c4f11a2f28bb56b022/css/font-awesome.css https://francearchives.fr/data/39b58a52585d82c4f11a2f28bb56b022/css/francearchives.bundle.css https://francearchives.fr/data/39b58a52585d82c4f11a2f28bb56b022/jquery-typeahead/jquery.typeahead.min.css https://francearchives.fr/data/39b58a52585d82c4f11a2f28bb56b022/jquery-3.1.1.min.js https://francearchives.fr/data/39b58a52585d82c4f11a2f28bb56b022/jquery-typeahead/jquery.typeahead.min.js https://francearchives.fr/data/39b58a52585d82c4f11a2f28bb56b022/cubes.pnia_portal.js https://francearchives.fr/data/39b58a52585d82c4f11a2f28bb56b022/js/bootstrap.bundle.min.js https://francearchives.fr/data/39b58a52585d82c4f11a2f28bb56b022/bundle-glossary.js https://francearchives.fr/data/39b58a52585d82c4f11a2f28bb56b022/xtcore.js https://francearchives.fr/data/39b58a52585d82c4f11a2f28bb56b022/images/logo_francearchives.svg https://francearchives.fr/data/39b58a52585d82c4f11a2f28bb56b022/images/icon-social-twitter-blue.svg
Total CSS size shouldn't be too big (cssSize)	The total CSS transfer size is 298.1 kB and uncompressed size is 309.1 kB. That is big and the CSS could most probably be smaller.	50
The favicon should be small and cacheable (favicon)	The favicon size is 15368 bytes. That's quite big, can you make it smaller?	50
https://francearchives.fr/data/39b58a52585d82c4f11a2f28bb56b022/icons/favicon.ico
Avoid too many fonts (fewFonts)	The page has 2 font requests. Do you really need them? What value does the fonts give the user?	80
https://fonts.gstatic.com/s/opensans/v27/memvYaGs126MiZpBA-UvWbX2vVnXBbObj2OVTS-muw.woff2 https://francearchives.fr/data/39b58a52585d82c4f11a2f28bb56b022/fonts/fontawesome-webfont.woff2?v=4.5.0
Total JavaScript size shouldn't be too big (javascriptSize)	The total JavaScript transfer size is 280.6 kB. This is quite large.	50
Avoid using incorrect mime types (mimeTypes)	The page has 1 misconfigured mime type(s).	99
https://francearchives.fr/data/39b58a52585d82c4f11a2f28bb56b022/fonts/lovelo/Lovelo-Black.otf
Make each CSS response small (optimalCssSize)	https://francearchives.fr/data/39b58a52585d82c4f11a2f28bb56b022/css/bootstrap.min.css size is 163.4 kB (163361) and that is bigger than the limit of 14.5 kB. https://francearchives.fr/data/39b58a52585d82c4f11a2f28bb56b022/css/font-awesome.css size is 33.5 kB (33539) and that is bigger than the limit of 14.5 kB. https://francearchives.fr/data/39b58a52585d82c4f11a2f28bb56b022/css/francearchives.bundle.css size is 86.4 kB (86391) and that is bigger than the limit of 14.5 kB. Try to make the CSS files fit into 14.5 KB.	70
https://francearchives.fr/data/39b58a52585d82c4f11a2f28bb56b022/css/bootstrap.min.css https://francearchives.fr/data/39b58a52585d82c4f11a2f28bb56b022/css/font-awesome.css https://francearchives.fr/data/39b58a52585d82c4f11a2f28bb56b022/css/francearchives.bundle.css
Don't use private headers on static content (privateAssets)	The page has 2 request(s) with private headers. Make sure that the assets really should be private and only used by one user. Otherwise, make it cacheable for everyone.	80
https://fonts.googleapis.com/css2?family=Open+Sans:ital,wght@0,400;0,600;0,700;1,400;1,700&display=swap https://app.mailjet.com/widget/iframe/5Wl9/FtC

Best practice advice (73)

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Title	Advice	Score
Meta description (metaDescription)	The page is missing a meta description.	0
Avoid use too many third party responses (thirdParty)	The page do 18% requests to third party domains (5 requests and 47 kB). First party is 23 requests and 767.3 kB. The regex .*francearchives.* was used to calculate first/third party requests.	50
Avoid Unnecessary Headers (unnecessaryHeaders)	There are 1 response(s) that sets a p3p header. There are 25 response(s) that sets both a max-age and expires header. There are 1 response(s) that sets a pragma no-cache header (that is a request header). There are 2 response(s) that sets a server header.	71
https://fonts.googleapis.com/css2?family=Open+Sans:ital,wght@0,400;0,600;0,700;1,400;1,700&display=swap https://fonts.googleapis.com/css2?family=Open+Sans:ital,wght@0,400;0,600;0,700;1,400;1,700&display=swap https://francearchives.fr/data/39b58a52585d82c4f11a2f28bb56b022/css/bootstrap.min.css https://francearchives.fr/data/39b58a52585d82c4f11a2f28bb56b022/css/font-awesome.css https://francearchives.fr/data/39b58a52585d82c4f11a2f28bb56b022/css/francearchives.bundle.css https://francearchives.fr/data/39b58a52585d82c4f11a2f28bb56b022/jquery-typeahead/jquery.typeahead.min.css https://francearchives.fr/data/39b58a52585d82c4f11a2f28bb56b022/jquery-3.1.1.min.js https://francearchives.fr/data/39b58a52585d82c4f11a2f28bb56b022/jquery-typeahead/jquery.typeahead.min.js https://francearchives.fr/data/39b58a52585d82c4f11a2f28bb56b022/cubes.pnia_portal.js https://francearchives.fr/data/39b58a52585d82c4f11a2f28bb56b022/js/bootstrap.bundle.min.js https://francearchives.fr/data/39b58a52585d82c4f11a2f28bb56b022/bundle-glossary.js https://francearchives.fr/data/39b58a52585d82c4f11a2f28bb56b022/xtcore.js https://francearchives.fr/data/39b58a52585d82c4f11a2f28bb56b022/images/logo_republiquefrancaise.png https://francearchives.fr/data/39b58a52585d82c4f11a2f28bb56b022/images/logo_francearchives.svg https://app.mailjet.com/widget/iframe/5Wl9/FtC https://app.mailjet.com/widget/iframe/5Wl9/FtC https://francearchives.fr/data/39b58a52585d82c4f11a2f28bb56b022/images/big_magnifyingglass_grey.svg https://francearchives.fr/data/39b58a52585d82c4f11a2f28bb56b022/images/small_blue_character_picto.svg https://francearchives.fr/data/39b58a52585d82c4f11a2f28bb56b022/images/small_blue_burger_menu.svg https://francearchives.fr/data/39b58a52585d82c4f11a2f28bb56b022/images/icon-social-twitter-blue.svg https://francearchives.fr/data/39b58a52585d82c4f11a2f28bb56b022/images/footer_signature_text-francearchive.png https://fonts.gstatic.com/s/opensans/v27/memvYaGs126MiZpBA-UvWbX2vVnXBbObj2OVTS-muw.woff2 https://fonts.gstatic.com/s/opensans/v27/memvYaGs126MiZpBA-UvWbX2vVnXBbObj2OVTS-muw.woff2 https://francearchives.fr/data/39b58a52585d82c4f11a2f28bb56b022/fonts/fontawesome-webfont.woff2?v=4.5.0 https://francearchives.fr/data/39b58a52585d82c4f11a2f28bb56b022/fonts/lovelo/Lovelo-Black.otf https://logs.xiti.com/hit.xiti?s=582968&p=&vrn=1&ac=&at=&lng=en-US&idp=2027392264295&jv=0&re=1365x635&vtag=4.7.0&hl=20x27x40&r=1366x708x24x24&rn=1639945660009&ref= https://francearchives.fr/data/39b58a52585d82c4f11a2f28bb56b022/images/big_cancel_cross_grey.svg https://francearchives.fr/data/39b58a52585d82c4f11a2f28bb56b022/icons/manifest.json https://francearchives.fr/data/39b58a52585d82c4f11a2f28bb56b022/icons/favicon.ico

Privacy advice (78)

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Title	Advice	Score
Use a good Content-Security-Policy header to make sure you you avoid Cross Site Scripting (XSS) attacks. (contentSecurityPolicyHeader)	Set a Content-Security-Policy header to make sure you are not open for Cross Site Scripting (XSS) attacks. You can start with setting a Content-Security-Policy-Report-Only header, that will only report the violation, not stop the download.	0
https://francearchives.fr/fr/lettre-info
Set a referrer-policy header to make sure you do not leak user information. (referrerPolicyHeader)	Set a referrer-policy header to make sure you do not leak user information.	0
https://francearchives.fr/fr/lettre-info
Set a strict transport header to make sure the user always use HTTPS. (strictTransportSecurityHeader)	The max age is lower than six months. Increase it to get a better score.	80
Do not share user data with third parties (thirdPartyPrivacy)	You have 14% of the request that is 3rd party (4 requests with a size of 47 kB). The page also have request to companies that harvest data from users and do not respect users privacy (see https://en.wikipedia.org/wiki/Surveillance_capitalism). The page do 2 survelliance requests and uses 1 survelliance tools. The page do 2 analytics requests and uses 1 analytics tools. The project https://github.com/patrickhulce/third-party-web was used to calculate first/third party requests.	0

Page info

Page info
Title	Lettre d'information (FranceArchives)
Width	1351
Height	2022
DOM elements	435
Avg DOM depth	10
Max DOM depth	14
Iframes	1
Script tags	9
Local storage	35 B
Session storage	0 b
HTML vs AMP	Plain good HTML page

Third party
JQuery	3.1.1
Google Analytics	No
Google Tag Manager	No
Piwik	No
Boomerang	No
New Relic	No

Visual Metrics

Browser Metrics

Largest Contentful Paint

Read more about Largest Contentful Paint.

Detected Cumulative Layout Shift

0.00 layout shift collected from the The Layout Instability API.

Element timings

Server timings

There are no Server Timings.

Custom metrics collected through JavaScript

There are no custom configured scripts.

Extra metrics collected using scripting

CDP Performance

PageXray

How the page is built.

Largest assets on the page (by transfer size)

Requests and sizes per content type

Size and requests per domain

Expires, last modified and cookies stats

Requests loaded after onLoad event

Requests loaded after onContentLoad

Includes requests done after onLoad.

CPU

Download the Chrome trace log and drag and drop it into Developer Tools / Performance in Chrome.

Long Tasks

Collected using the Long Task API. A long task is a task that take 50 milliseconds or more.

Individual Long Tasks

CPU time spent

Calculated using Tracium.

Time spent per request

CPU time spent

Third party

Third party requests categorised by Third party web.

Third party requests and tools

Unmatched third party domains

Here's a list of domains that didn't match any tool in Third party web. If you are sure they are third party domains, please do a PR to that project. You can also fine tune the list using --firstParty.

First party requests and sizes per content type

Calculated using .*francearchives.* (use --firstParty to configure).

Third party requests and sizes per content type

Screenshots

afterPageCompleteCheck.png