Tools & Wizards About Us
hippocampus.org screenshot

Report Summary

  • 40

    Performance

    Renders faster than
    59% of other websites

  • 60

    Accessibility

    Visual factors better than
    that of 26% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 58

    SEO

    Google-friendlier than
    21% of websites

hippocampus.org

HippoCampus - Homework and Study Help - Free help with your algebra, biology, environmental science, American government, US history, physics and reli...

Page Load Speed

2 sec in total

First Response

134 ms

Resources Loaded

1.8 sec

Page Rendered

116 ms

hippocampus.org screenshot

About Website

Visit hippocampus.org now to see the best up-to-date Hippo Campus content for United States and also check out these interesting facts you probably never knew about hippocampus.org

The best multimedia instruction on the web to help you with your homework and study.

Visit hippocampus.org

Key Findings

We analyzed Hippocampus.org page load time and found that the first response time was 134 ms and then it took 1.9 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

hippocampus.org performance score

40

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.3 s

74/100

10%

LCP (Largest Contentful Paint)

Value21.3 s

0/100

25%

SI (Speed Index)

Value8.7 s

16/100

10%

TBT (Total Blocking Time)

Value610 ms

49/100

30%

CLS (Cumulative Layout Shift)

Value0.006

100/100

15%

TTI (Time to Interactive)

Value13.8 s

10/100

10%

Network Requests Diagram

hippocampus.org

134 ms

hippocampus.org

350 ms

hippoUniversal.css;jsessionid=D20694172683A8B52AADD2491FAE0062

124 ms

twoPanelNavigator.css;jsessionid=D20694172683A8B52AADD2491FAE0062

182 ms

welcomeBox.css;jsessionid=D20694172683A8B52AADD2491FAE0062

183 ms

Our browser made a total of 102 requests to load all elements on the main page. We found that 85% of them (87 requests) were addressed to the original Hippocampus.org, 5% (5 requests) were made to Gstatic.com and 4% (4 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (635 ms) belongs to the original domain Hippocampus.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 956.8 kB (27%)

Content Size

3.6 MB

After Optimization

2.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Hippocampus.org main page is 3.6 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. 75% 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 3.0 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 132.2 kB

  • Original 151.8 kB
  • After minification 108.2 kB
  • After compression 19.6 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 43.6 kB, which is 29% 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 132.2 kB or 87% of the original size.

Image Optimization

-24%

Potential reduce by 735.4 kB

  • Original 3.0 MB
  • After minification 2.3 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. Obviously, Hippo Campus needs image optimization as it can save up to 735.4 kB or 24% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-27%

Potential reduce by 89.0 kB

  • Original 330.2 kB
  • After minification 330.2 kB
  • After compression 241.2 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 89.0 kB or 27% of the original size.

CSS Optimization

-1%

Potential reduce by 278 B

  • Original 27.3 kB
  • After minification 27.3 kB
  • After compression 27.0 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. Hippocampus.org has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 16 (16%)

Requests Now

97

After Optimization

81

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 97 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Hippo Campus. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

hippocampus.org

hippocampus.org

134 ms

hippocampus.org

hippocampus.org

350 ms

hippoUniversal.css;jsessionid=D20694172683A8B52AADD2491FAE0062

hippoUniversal.css;jsessionid=D20694172683A8B52AADD2491FAE0062

124 ms

twoPanelNavigator.css;jsessionid=D20694172683A8B52AADD2491FAE0062

twoPanelNavigator.css;jsessionid=D20694172683A8B52AADD2491FAE0062

182 ms

welcomeBox.css;jsessionid=D20694172683A8B52AADD2491FAE0062

welcomeBox.css;jsessionid=D20694172683A8B52AADD2491FAE0062

183 ms

collectionsMenu.css;jsessionid=D20694172683A8B52AADD2491FAE0062

collectionsMenu.css;jsessionid=D20694172683A8B52AADD2491FAE0062

184 ms

standardPopup.css;jsessionid=D20694172683A8B52AADD2491FAE0062

standardPopup.css;jsessionid=D20694172683A8B52AADD2491FAE0062

184 ms

hc.js;jsessionid=D20694172683A8B52AADD2491FAE0062

hc.js;jsessionid=D20694172683A8B52AADD2491FAE0062

187 ms

clientFormValidators2.js;jsessionid=D20694172683A8B52AADD2491FAE0062

clientFormValidators2.js;jsessionid=D20694172683A8B52AADD2491FAE0062

199 ms

sha256.js;jsessionid=D20694172683A8B52AADD2491FAE0062

sha256.js;jsessionid=D20694172683A8B52AADD2491FAE0062

261 ms

api.js

api.js

37 ms

gtm.js

gtm.js

47 ms

newMinus.jpg

newMinus.jpg

70 ms

newPlus.jpg

newPlus.jpg

67 ms

Twitter_logo_white_small.png

Twitter_logo_white_small.png

66 ms

PoweredByNROC-off.png

PoweredByNROC-off.png

69 ms

logo.jpg

logo.jpg

174 ms

Free_Educational_header.png

Free_Educational_header.png

189 ms

Chalkboard_hippo_logo_explore.png

Chalkboard_hippo_logo_explore.png

262 ms

Teachers.png

Teachers.png

189 ms

greyHeaderLeftCorner.jpg

greyHeaderLeftCorner.jpg

174 ms

greyHeaderRightCorner.jpg

greyHeaderRightCorner.jpg

174 ms

greyHeaderLeftCornerBottom.jpg

greyHeaderLeftCornerBottom.jpg

187 ms

greyHeaderRightCornerBottom.jpg

greyHeaderRightCornerBottom.jpg

191 ms

homePage_subjectScreens_arithmetic_summer2014.jpg

homePage_subjectScreens_arithmetic_summer2014.jpg

396 ms

homePage_subjectScreens_algebra.jpg

homePage_subjectScreens_algebra.jpg

303 ms

homePage_subjectScreens_calc_summer2014.jpg

homePage_subjectScreens_calc_summer2014.jpg

304 ms

homePage_subjectScreens_stats.jpg

homePage_subjectScreens_stats.jpg

489 ms

homePage_subjectScreens_biology_summer2014.jpg

homePage_subjectScreens_biology_summer2014.jpg

452 ms

homePage_subjectScreens_chem.jpg

homePage_subjectScreens_chem.jpg

450 ms

homePage_subjectScreens_physics_summer2014.jpg

homePage_subjectScreens_physics_summer2014.jpg

488 ms

homePage_subjectScreens_earthScience.jpg

homePage_subjectScreens_earthScience.jpg

390 ms

homePage_subjectScreens_econ.jpg

homePage_subjectScreens_econ.jpg

451 ms

homePage_subjectScreens_historyGov_summer2014.jpg

homePage_subjectScreens_historyGov_summer2014.jpg

509 ms

homePage_subjectScreens_sociology.jpg

homePage_subjectScreens_sociology.jpg

558 ms

homePage_subjectScreens_english.jpg

homePage_subjectScreens_english.jpg

488 ms

homePage_subjectScreens_religion_summer2014.jpg

homePage_subjectScreens_religion_summer2014.jpg

576 ms

twoPanelCornerLowerLeft.jpg

twoPanelCornerLowerLeft.jpg

540 ms

twoPanelCornerLowerRight.jpg

twoPanelCornerLowerRight.jpg

558 ms

Browse_Collections_Box_Icon_NROC.png

Browse_Collections_Box_Icon_NROC.png

558 ms

phet.png

phet.png

577 ms

khan.png

khan.png

598 ms

Browse_Collections_Box_Icon_AoPS.png

Browse_Collections_Box_Icon_AoPS.png

605 ms

Browse_Collections_Box_Icon_WHYU.png

Browse_Collections_Box_Icon_WHYU.png

607 ms

Browse_Collections_Box_Icon_PC.png

Browse_Collections_Box_Icon_PC.png

605 ms

Browse_Collections_Box_Icon_Dallas.png

Browse_Collections_Box_Icon_Dallas.png

622 ms

Browse_Collections_Box_Icon_MSJC.png

Browse_Collections_Box_Icon_MSJC.png

635 ms

uc.js

uc.js

46 ms

js

js

42 ms

NOAA.png

NOAA.png

611 ms

Browse_Collections_Box_Icon_NOW.png

Browse_Collections_Box_Icon_NOW.png

605 ms

Browse_Collections_Box_Icon_NMSU.png

Browse_Collections_Box_Icon_NMSU.png

605 ms

Browse_Collections_Box_Icon_OpenIntro.png

Browse_Collections_Box_Icon_OpenIntro.png

605 ms

Browse_Collections_Box_Icon_HHMI.png

Browse_Collections_Box_Icon_HHMI.png

615 ms

recaptcha__en.js

recaptcha__en.js

32 ms

Browse_Collections_Box_Icon_TCC.png

Browse_Collections_Box_Icon_TCC.png

532 ms

Browse_Collections_Box_Icon_APES.png

Browse_Collections_Box_Icon_APES.png

548 ms

Browse_Collections_Box_Icon_GrammaticallyCorrect.png

Browse_Collections_Box_Icon_GrammaticallyCorrect.png

545 ms

Browse_Collections_Box_Icon_MIAH.png

Browse_Collections_Box_Icon_MIAH.png

543 ms

Browse_Collections_Box_Icon_VHS.png

Browse_Collections_Box_Icon_VHS.png

544 ms

Browse_Collections_Box_Icon_CHAT.png

Browse_Collections_Box_Icon_CHAT.png

562 ms

Browse_Collections_Box_Icon_SIAtech.png

Browse_Collections_Box_Icon_SIAtech.png

578 ms

anchor

anchor

39 ms

Browse_Collections_Box_Icon_STEMbite.png

Browse_Collections_Box_Icon_STEMbite.png

510 ms

styles__ltr.css

styles__ltr.css

5 ms

recaptcha__en.js

recaptcha__en.js

13 ms

Browse_Collections_Box_Icon_NASA.png

Browse_Collections_Box_Icon_NASA.png

487 ms

Browse_Collections_Box_Icon_NatGeo.png

Browse_Collections_Box_Icon_NatGeo.png

485 ms

EghGp72f3L_y9HVk4Nn8Vk_BAMWB9fGIEzP3DzvQDW8.js

EghGp72f3L_y9HVk4Nn8Vk_BAMWB9fGIEzP3DzvQDW8.js

34 ms

webworker.js

webworker.js

38 ms

logo_48.png

logo_48.png

24 ms

error_u.jpg

error_u.jpg

399 ms

recaptcha__en.js

recaptcha__en.js

40 ms

button_close_u.png

button_close_u.png

362 ms

aboutHippo_d.jpg

aboutHippo_d.jpg

380 ms

tab_FAQ_u.jpg

tab_FAQ_u.jpg

388 ms

tab_Contact_u.jpg

tab_Contact_u.jpg

365 ms

NROC_logo.png

NROC_logo.png

362 ms

login_d.jpg

login_d.jpg

364 ms

createAccount_u.jpg

createAccount_u.jpg

386 ms

institutionalUse_u.jpg

institutionalUse_u.jpg

386 ms

PoweredByNROC-on.png

PoweredByNROC-on.png

359 ms

blackboard_tile.png

blackboard_tile.png

347 ms

greyHeaderRightShadow.jpg

greyHeaderRightShadow.jpg

348 ms

KFOmCnqEu92Fr1Mu4mxP.ttf

KFOmCnqEu92Fr1Mu4mxP.ttf

19 ms

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

21 ms

KFOlCnqEu92Fr1MmYUtfBBc9.ttf

KFOlCnqEu92Fr1MmYUtfBBc9.ttf

26 ms

lowerLeftGradient.jpg

lowerLeftGradient.jpg

337 ms

threePanelLowerShadow.jpg

threePanelLowerShadow.jpg

359 ms

collections_boxbg_left_top.jpg

collections_boxbg_left_top.jpg

380 ms

collections_boxbg_center_top.jpg

collections_boxbg_center_top.jpg

360 ms

collections_boxbg_right_top.jpg

collections_boxbg_right_top.jpg

361 ms

collections_boxbg_left_bottom.jpg

collections_boxbg_left_bottom.jpg

360 ms

collections_boxbg_center_bottom.jpg

collections_boxbg_center_bottom.jpg

365 ms

collections_boxbg_right_bottom.jpg

collections_boxbg_right_bottom.jpg

374 ms

button_close_o.png

button_close_o.png

386 ms

aboutHippo_u.jpg

aboutHippo_u.jpg

359 ms

tab_FAQ_p.jpg

tab_FAQ_p.jpg

360 ms

tab_Contact_p.jpg

tab_Contact_p.jpg

361 ms

login_u.jpg

login_u.jpg

364 ms

createAccount_d.jpg

createAccount_d.jpg

375 ms

institutionalUse_d.jpg

institutionalUse_d.jpg

376 ms

Accessibility Review

hippocampus.org accessibility score

60

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

hippocampus.org 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

User Experience

Impact

Issue

High

Serves images with low resolution

SEO Factors

hippocampus.org SEO score

58

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

Content Best Practices

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

Impact

Issue

High

Image elements do not have [alt] attributes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Hippocampus.org can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Hippocampus.org main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

hippocampus.org

Open Graph data is detected on the main page of Hippo Campus. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: