Tools & Wizards About Us
zaner-bloser.com screenshot

Report Summary

  • 16

    Performance

    Renders faster than
    30% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 94% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 71

    SEO

    Google-friendlier than
    30% of websites

zaner-bloser.com

Literacy and Math Resources | Zaner-Bloser Grades PreK–6

Page Load Speed

1.7 sec in total

First Response

153 ms

Resources Loaded

1.4 sec

Page Rendered

158 ms

zaner-bloser.com screenshot

About Website

Visit zaner-bloser.com now to see the best up-to-date Zaner Bloser content for United States and also check out these interesting facts you probably never knew about zaner-bloser.com

Support teachers, empower students, and inspire “aha” moments! Find resources for reading, math, handwriting, spelling, vocabulary, SEL, and more.

Visit zaner-bloser.com

Key Findings

We analyzed Zaner-bloser.com page load time and found that the first response time was 153 ms and then it took 1.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

zaner-bloser.com performance score

16

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.7 s

13/100

10%

LCP (Largest Contentful Paint)

Value27.0 s

0/100

25%

SI (Speed Index)

Value16.7 s

0/100

10%

TBT (Total Blocking Time)

Value12,030 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.011

100/100

15%

TTI (Time to Interactive)

Value29.7 s

0/100

10%

Network Requests Diagram

zaner-bloser.com

153 ms

www.zaner-bloser.com

478 ms

css_FFMDRYZ2nSV6HGDyDVpm9-yNY8H0IkhZ90k-a2N9jFE.css

45 ms

css_qaoV4zoX1YymRoD95bOV2Yug2Wv3cZ_F3JrGlSO1hNg.css

89 ms

css_UqOoffvk-FuWbV_8eQT7rRkyNlgHbJYnIPpRiPfBsCw.css

141 ms

Our browser made a total of 73 requests to load all elements on the main page. We found that 85% of them (62 requests) were addressed to the original Zaner-bloser.com, 4% (3 requests) were made to S7.addthis.com and 3% (2 requests) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (478 ms) belongs to the original domain Zaner-bloser.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.1 MB (54%)

Content Size

1.9 MB

After Optimization

889.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Zaner-bloser.com main page is 1.9 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. 55% of websites need less resources to load. Javascripts take 982.1 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 126.2 kB

  • Original 162.9 kB
  • After minification 161.0 kB
  • After compression 36.6 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. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 126.2 kB or 77% of the original size.

Image Optimization

-8%

Potential reduce by 44.4 kB

  • Original 583.4 kB
  • After minification 539.0 kB

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. Zaner Bloser images are well optimized though.

JavaScript Optimization

-72%

Potential reduce by 704.5 kB

  • Original 982.1 kB
  • After minification 846.2 kB
  • After compression 277.6 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 704.5 kB or 72% of the original size.

CSS Optimization

-83%

Potential reduce by 179.0 kB

  • Original 214.8 kB
  • After minification 211.7 kB
  • After compression 35.8 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. Zaner-bloser.com needs all CSS files to be minified and compressed as it can save up to 179.0 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 39 (57%)

Requests Now

69

After Optimization

30

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 69 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zaner Bloser. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 29 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

zaner-bloser.com

zaner-bloser.com

153 ms

www.zaner-bloser.com

www.zaner-bloser.com

478 ms

css_FFMDRYZ2nSV6HGDyDVpm9-yNY8H0IkhZ90k-a2N9jFE.css

css_FFMDRYZ2nSV6HGDyDVpm9-yNY8H0IkhZ90k-a2N9jFE.css

45 ms

css_qaoV4zoX1YymRoD95bOV2Yug2Wv3cZ_F3JrGlSO1hNg.css

css_qaoV4zoX1YymRoD95bOV2Yug2Wv3cZ_F3JrGlSO1hNg.css

89 ms

css_UqOoffvk-FuWbV_8eQT7rRkyNlgHbJYnIPpRiPfBsCw.css

css_UqOoffvk-FuWbV_8eQT7rRkyNlgHbJYnIPpRiPfBsCw.css

141 ms

css_pG38LaRMZSfFb8gLar4Xqc6ubDjLU2PHWcdH4ES0HtQ.css

css_pG38LaRMZSfFb8gLar4Xqc6ubDjLU2PHWcdH4ES0HtQ.css

133 ms

css_Lj5rXREoCfkKlnQYhv3CJk9DYbGGeHTVz58sQ1Kbd4o.css

css_Lj5rXREoCfkKlnQYhv3CJk9DYbGGeHTVz58sQ1Kbd4o.css

140 ms

css_jNErbHZN3UT7vE5MhjL53Fxr9Vkk-xk2X8niQR9QnE8.css

css_jNErbHZN3UT7vE5MhjL53Fxr9Vkk-xk2X8niQR9QnE8.css

212 ms

jquery.min.js

jquery.min.js

72 ms

jquery.once.js

jquery.once.js

127 ms

drupal.js

drupal.js

172 ms

jquery-ui.min.js

jquery-ui.min.js

91 ms

whatcounts.js

whatcounts.js

171 ms

jquery.inputmask.js

jquery.inputmask.js

260 ms

zb_format_phone.js

zb_format_phone.js

177 ms

jquery.colorbox-min.js

jquery.colorbox-min.js

181 ms

colorbox.js

colorbox.js

257 ms

colorbox_load.js

colorbox_load.js

256 ms

colorbox_inline.js

colorbox_inline.js

257 ms

panels.js

panels.js

257 ms

jcarousel.js

jcarousel.js

266 ms

jquery.jcarousel.min.js

jquery.jcarousel.min.js

266 ms

googleanalytics.js

googleanalytics.js

268 ms

addthis_widget.js

addthis_widget.js

36 ms

modernizr-2.7.1.js

modernizr-2.7.1.js

330 ms

jquery.fancybox.js

jquery.fancybox.js

356 ms

hoverIntent.js

hoverIntent.js

353 ms

superfish.js

superfish.js

349 ms

jquery.cycle.all.js

jquery.cycle.all.js

362 ms

zb.js

zb.js

348 ms

quicktabevent.js

quicktabevent.js

349 ms

masonry.min.js

masonry.min.js

364 ms

addthis.js

addthis.js

358 ms

analytics.js

analytics.js

147 ms

zb-logo.jpg

zb-logo.jpg

182 ms

zb-search-icon.gif

zb-search-icon.gif

182 ms

ZB_action_button.gif

ZB_action_button.gif

180 ms

shopping-cart.png

shopping-cart.png

172 ms

menu-leaf.gif

menu-leaf.gif

176 ms

menu-expanded.gif

menu-expanded.gif

178 ms

LA1265AA_National_Day_on_Writing_Video_Hero_Box.jpg

LA1265AA_National_Day_on_Writing_Video_Hero_Box.jpg

184 ms

CJG_Hero_Box-1.jpg

CJG_Hero_Box-1.jpg

314 ms

LA1257G_SFW_HERO_box_FNL_0.jpg

LA1257G_SFW_HERO_box_FNL_0.jpg

224 ms

w0104_belt_5_1.jpg

w0104_belt_5_1.jpg

181 ms

H3041H_webbelt-1-1.jpg

H3041H_webbelt-1-1.jpg

181 ms

CJG_eCatalogHeroBoxImageLink.jpg

CJG_eCatalogHeroBoxImageLink.jpg

181 ms

BELT_items_CCSS_182x154_0_0.jpg

BELT_items_CCSS_182x154_0_0.jpg

182 ms

W0121A_belt_graphic_0.jpg

W0121A_belt_graphic_0.jpg

196 ms

W0128_Podcast_belt_graphic.jpg

W0128_Podcast_belt_graphic.jpg

196 ms

w0104_belt_3_0.jpg

w0104_belt_3_0.jpg

198 ms

W0128_Practice_belt_graphic_0.jpg

W0128_Practice_belt_graphic_0.jpg

220 ms

ZB_Products_At_A_Glance.png

ZB_Products_At_A_Glance.png

224 ms

ZB_footer_divider.png

ZB_footer_divider.png

228 ms

twitter.png

twitter.png

310 ms

facebook.png

facebook.png

311 ms

pinterest.png

pinterest.png

312 ms

rss.png

rss.png

319 ms

youtube.png

youtube.png

318 ms

sdk.js

sdk.js

291 ms

300lo.json

300lo.json

60 ms

arrows_ZB.png

arrows_ZB.png

152 ms

ZB_Home_Belt_Shadow.jpg

ZB_Home_Belt_Shadow.jpg

150 ms

ZB_Home_Belt_Arrows.png

ZB_Home_Belt_Arrows.png

150 ms

ZB_Home_Belt_Back.png

ZB_Home_Belt_Back.png

151 ms

arrows-ffffff.png

arrows-ffffff.png

194 ms

ui-bg_glass_75_e6e6e6_1x400.png

ui-bg_glass_75_e6e6e6_1x400.png

196 ms

ui-bg_flat_75_ffffff_40x100.png

ui-bg_flat_75_ffffff_40x100.png

189 ms

ui-icons_ffffff_256x240.png

ui-icons_ffffff_256x240.png

196 ms

collect

collect

30 ms

sh.7c7179124ea24ac6ba46caac.html

sh.7c7179124ea24ac6ba46caac.html

24 ms

collect

collect

108 ms

layers.3643cb2e25fb91c29386.js

layers.3643cb2e25fb91c29386.js

10 ms

ga-audiences

ga-audiences

37 ms

Accessibility Review

zaner-bloser.com accessibility score

98

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

Links do not have a discernible name

Best Practices

zaner-bloser.com best practices score

92

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

Missing source maps for large first-party JavaScript

SEO Factors

zaner-bloser.com SEO score

71

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

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 Zaner-bloser.com 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 Zaner-bloser.com 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

zaner-bloser.com

Open Graph description is not detected on the main page of Zaner Bloser. 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: