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dpcpsi.nih.gov screenshot

Report Summary

  • 19

    Performance

    Renders faster than
    36% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 81

    SEO

    Google-friendlier than
    42% of websites

dpcpsi.nih.gov

DPCPSI Home | DPCPSI

Page Load Speed

602 ms in total

First Response

12 ms

Resources Loaded

472 ms

Page Rendered

118 ms

dpcpsi.nih.gov screenshot

About Website

Click here to check amazing DPCPSI Nih content for China. Otherwise, check out these important facts you probably never knew about dpcpsi.nih.gov

Visit dpcpsi.nih.gov

Key Findings

We analyzed Dpcpsi.nih.gov page load time and found that the first response time was 12 ms and then it took 590 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 10% of websites can load faster.

Performance Metrics

dpcpsi.nih.gov performance score

19

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value8.2 s

0/100

10%

LCP (Largest Contentful Paint)

Value16.1 s

0/100

25%

SI (Speed Index)

Value9.9 s

10/100

10%

TBT (Total Blocking Time)

Value570 ms

52/100

30%

CLS (Cumulative Layout Shift)

Value0.581

11/100

15%

TTI (Time to Interactive)

Value16.7 s

5/100

10%

Network Requests Diagram

dpcpsi.nih.gov

12 ms

dpcpsi.nih.gov

23 ms

ajax-progress.module.css

8 ms

align.module.css

18 ms

autocomplete-loading.module.css

17 ms

Our browser made a total of 129 requests to load all elements on the main page. We found that 93% of them (120 requests) were addressed to the original Dpcpsi.nih.gov, 3% (4 requests) were made to Search.usa.gov and 2% (2 requests) were made to Cdn.jsdelivr.net. The less responsive or slowest element that took the longest time to load (285 ms) relates to the external source Cdnjs.cloudflare.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 259.7 kB (15%)

Content Size

1.7 MB

After Optimization

1.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Dpcpsi.nih.gov main page is 1.7 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 71.5 kB

  • Original 82.0 kB
  • After minification 48.4 kB
  • After compression 10.5 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. This page needs HTML code to be minified as it can gain 33.6 kB, which is 41% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 71.5 kB or 87% of the original size.

Image Optimization

-10%

Potential reduce by 140.3 kB

  • Original 1.3 MB
  • After minification 1.2 MB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. DPCPSI Nih images are well optimized though.

JavaScript Optimization

-7%

Potential reduce by 13.3 kB

  • Original 199.2 kB
  • After minification 198.9 kB
  • After compression 185.9 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. This website has mostly compressed JavaScripts.

CSS Optimization

-32%

Potential reduce by 34.5 kB

  • Original 107.3 kB
  • After minification 104.8 kB
  • After compression 72.8 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Dpcpsi.nih.gov needs all CSS files to be minified and compressed as it can save up to 34.5 kB or 32% of the original size.

Requests Breakdown

Number of requests can be reduced by 108 (88%)

Requests Now

123

After Optimization

15

  • Images
  • JavaScript
  • CSS

The browser has sent 123 CSS, Javascripts, AJAX and image requests in order to completely render the main page of DPCPSI Nih. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 38 to 1 for JavaScripts and from 72 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

dpcpsi.nih.gov

dpcpsi.nih.gov

12 ms

dpcpsi.nih.gov

dpcpsi.nih.gov

23 ms

ajax-progress.module.css

ajax-progress.module.css

8 ms

align.module.css

align.module.css

18 ms

autocomplete-loading.module.css

autocomplete-loading.module.css

17 ms

fieldgroup.module.css

fieldgroup.module.css

21 ms

container-inline.module.css

container-inline.module.css

21 ms

clearfix.module.css

clearfix.module.css

20 ms

details.module.css

details.module.css

21 ms

hidden.module.css

hidden.module.css

28 ms

item-list.module.css

item-list.module.css

28 ms

js.module.css

js.module.css

30 ms

nowrap.module.css

nowrap.module.css

31 ms

position-container.module.css

position-container.module.css

29 ms

progress.module.css

progress.module.css

28 ms

reset-appearance.module.css

reset-appearance.module.css

31 ms

resize.module.css

resize.module.css

32 ms

sticky-header.module.css

sticky-header.module.css

32 ms

system-status-counter.css

system-status-counter.css

33 ms

system-status-report-counters.css

system-status-report-counters.css

32 ms

system-status-report-general-info.css

system-status-report-general-info.css

34 ms

tabledrag.module.css

tabledrag.module.css

32 ms

tablesort.module.css

tablesort.module.css

35 ms

tree-child.module.css

tree-child.module.css

33 ms

views.module.css

views.module.css

37 ms

extlink.css

extlink.css

36 ms

onecol.css

onecol.css

37 ms

paragraphs.unpublished.css

paragraphs.unpublished.css

38 ms

normalize.css

normalize.css

36 ms

normalize-fixes.css

normalize-fixes.css

38 ms

bootstrap.min.css

bootstrap.min.css

65 ms

basic.layout.css

basic.layout.css

39 ms

nih.styles.css

nih.styles.css

48 ms

system.menus.theme.css

system.menus.theme.css

39 ms

nih.normalize.css

nih.normalize.css

40 ms

nih.hacks.css

nih.hacks.css

40 ms

style.css

style.css

41 ms

block-31.css

block-31.css

42 ms

uswds.min.css

uswds.min.css

78 ms

uswds.min.js

uswds.min.js

285 ms

Universal-Federated-Analytics-Min.js

Universal-Federated-Analytics-Min.js

33 ms

remote.loader.js

remote.loader.js

32 ms

bootstrap.bundle.min.js

bootstrap.bundle.min.js

98 ms

calendar.css

calendar.css

39 ms

nih.d9styles.css

nih.d9styles.css

41 ms

action-links.css

action-links.css

32 ms

breadcrumb.css

breadcrumb.css

49 ms

button.css

button.css

28 ms

collapse-processed.css

collapse-processed.css

46 ms

container-inline.css

container-inline.css

52 ms

details.css

details.css

53 ms

exposed-filters.css

exposed-filters.css

47 ms

field.css

field.css

45 ms

form.css

form.css

47 ms

icons.css

icons.css

45 ms

inline-form.css

inline-form.css

47 ms

item-list.css

item-list.css

48 ms

link.css

link.css

45 ms

links.css

links.css

45 ms

menu.css

menu.css

46 ms

more-link.css

more-link.css

45 ms

pager.css

pager.css

47 ms

tabledrag.css

tabledrag.css

46 ms

tableselect.css

tableselect.css

46 ms

tablesort.css

tablesort.css

45 ms

tabs.css

tabs.css

62 ms

sayt_loader.js

sayt_loader.js

39 ms

textarea.css

textarea.css

64 ms

ui-dialog.css

ui-dialog.css

60 ms

messages.css

messages.css

63 ms

progress.css

progress.css

60 ms

node.css

node.css

59 ms

nav.css

nav.css

59 ms

owl.carousel.min.css

owl.carousel.min.css

61 ms

owl.theme.default.min.css

owl.theme.default.min.css

59 ms

slick-theme.css

slick-theme.css

62 ms

slick.css

slick.css

60 ms

mystyle.css

mystyle.css

61 ms

css

css

124 ms

jquery.min.js

jquery.min.js

59 ms

once.min.js

once.min.js

59 ms

drupalSettingsLoader.js

drupalSettingsLoader.js

60 ms

drupal.js

drupal.js

59 ms

drupal.init.js

drupal.init.js

43 ms

index.umd.min.js

index.umd.min.js

42 ms

nih.behaviors.js

nih.behaviors.js

37 ms

dpcpsi.js

dpcpsi.js

36 ms

jquery.cycle.js

jquery.cycle.js

37 ms

modernizr.min.js

modernizr.min.js

37 ms

jquery.hoverIntent.minified.js

jquery.hoverIntent.minified.js

36 ms

masonry.pkgd.min.js

masonry.pkgd.min.js

38 ms

jquery.treeview.js

jquery.treeview.js

35 ms

jquery.a11yTree.js

jquery.a11yTree.js

35 ms

jquery.collapse.js

jquery.collapse.js

35 ms

jquery.collapse_storage.js

jquery.collapse_storage.js

34 ms

jquery.hashchange.min.js

jquery.hashchange.min.js

35 ms

search-publications.js

search-publications.js

35 ms

dynamic-breadcrumb.js

dynamic-breadcrumb.js

34 ms

admin-helpers.js

admin-helpers.js

33 ms

owl.carousel.min.js

owl.carousel.min.js

34 ms

slick.min.js

slick.min.js

34 ms

extlink.js

extlink.js

17 ms

gtm.js

gtm.js

17 ms

gtag.js

gtag.js

17 ms

progress.js

progress.js

17 ms

loadjs.min.js

loadjs.min.js

16 ms

debounce.js

debounce.js

16 ms

announce.js

announce.js

15 ms

message.js

message.js

15 ms

ajax.js

ajax.js

15 ms

ajax.js

ajax.js

15 ms

gtag.ajax.js

gtag.ajax.js

14 ms

icons-s9bf3870354.png

icons-s9bf3870354.png

34 ms

carolyn-hutter-800x300.png

carolyn-hutter-800x300.png

28 ms

S10-instrumentation-800x300.jpg

S10-instrumentation-800x300.jpg

24 ms

20240702_DPCPSI_WebPromoGraphic.png

20240702_DPCPSI_WebPromoGraphic.png

24 ms

ORWH%20Strategic%20Plan_Carousel_DPCPSI_052224.jpg

ORWH%20Strategic%20Plan_Carousel_DPCPSI_052224.jpg

23 ms

ODP-SP-Rotating-Banner-Website-032024.png

ODP-SP-Rotating-Banner-Website-032024.png

25 ms

oar-hiv-side-fill-800x300_0.png

oar-hiv-side-fill-800x300_0.png

29 ms

OEPR-FY23-27-SP-Cover-Image_DPCPSI-Website-800x300_0.png

OEPR-FY23-27-SP-Cover-Image_DPCPSI-Website-800x300_0.png

25 ms

DPCPSI_Hero-Banner_yellow_800x300_0.png

DPCPSI_Hero-Banner_yellow_800x300_0.png

27 ms

ONR-NOSI-Banner-Image-800X300.jpeg

ONR-NOSI-Banner-Image-800X300.jpeg

28 ms

20384488141_e08573b033_m.jpg

20384488141_e08573b033_m.jpg

26 ms

tara-schwetz-portrait-145x185.png

tara-schwetz-portrait-145x185.png

27 ms

sayt.css

sayt.css

11 ms

sayt_loader_libs.js

sayt_loader_libs.js

92 ms

HelveticaNeueLTStd-Md.woff

HelveticaNeueLTStd-Md.woff

82 ms

HelveticaNeueLTStd-MdIt.woff

HelveticaNeueLTStd-MdIt.woff

23 ms

secure_link.png

secure_link.png

60 ms

Accessibility Review

dpcpsi.nih.gov accessibility score

84

Accessibility Issues

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Buttons do not have an accessible name

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

ARIA IDs are not unique

Best Practices

dpcpsi.nih.gov best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

dpcpsi.nih.gov SEO score

81

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dpcpsi.nih.gov can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Dpcpsi.nih.gov main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

dpcpsi.nih.gov

Open Graph description is not detected on the main page of DPCPSI Nih. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: