Analyze American Museum of Natural History | New York City

Visit the NYC institution dedicated to exploring human cultures, the natural world, and the known universe. Open 363 days a year from 10 am-5:45 pm.

Page load speed analysis

  • 75/100

    Good result
  • 6

    Successful tests
  • 2

    Failed tests
  • First response

    17 ms

  • Resources loaded

    552 ms

  • Page rendered

    167 ms

  • Total page load time

    736 ms

Welcome to homepage info - get ready to check Amnh best content for United States right away, or after learning these important things about

We analyzed page load time and found that the first response time was 17 ms and then it took 719 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.

Page optimization

  • HTML 101.8 kB
    Images 911.5 kB
    Javascripts 1.1 MB
    CSS 579.7 kB

    In fact, the total size of main page is 2.7 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. 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. Javascripts take 1.1 MB which makes up the majority of the site volume.

    • Original 101.8 kB
    • After minification 76.9 kB
    • After compression 19.1 kB

    HTML optimization

    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 24.8 kB, which is 24% 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 82.6 kB or 81% of the original size.

    • Original 911.5 kB
    • After optimization 892.0 kB

    Image optimization

    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. Amnh images are well optimized though.

    • Original 1.1 MB
    • After minification 1.0 MB
    • After compression 316.5 kB

    JavaScript optimization

    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 797.1 kB or 72% of the original size.

    • Original 579.7 kB
    • After minification 552.3 kB
    • After compression 102.2 kB

    CSS optimization

    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. needs all CSS files to be minified and compressed as it can save up to 477.6 kB or 82% of the original size.

Network requests diagram

  • jquery.smartbanner.css
  • cba6be1d1c03cdc0990e4246102a7a21_1454095052_all.css
  • 28df4c629ba26783f0ea9001ec66a733_1440616998_all.css
  • 73d04c3839fae739263c8f6428f9c8e1_1452546637_all.css
  • cb26407dc0f1a21f7ad75bae156b57d6_1440616999.js
  • 4f3396ca2570d359fce656f475913cd4_1446492223.js
  • jquery.fancybox.css
  • 5446bdf3be5183e5ac102e376d2bbd48_1440616998.js
  • element.js
  • 5944e6b99e497c2a0ab1f9fa658a8dad_1440616998.js
  • jquery.smartbanner.js
  • sdk.js
  • header-bg-2.png
  • logo.png
  • google.png
  • insideyou_homepage_v1_homepage_slide.jpg
  • titanosaur_homepage_v1_homepage_slide.jpg
  • national-parks_homepage_slide.jpg
  • dance_homepage_slide.jpg
  • opulent_v2.jpg_homepage_slide.jpg
  • insideyou_homepage_v1_thumb.jpg_homepage_slide_thumb.jpg
  • titanosaur_homepage_v1_thumb_homepage_slide_thumb.jpg
  • national-parks-thumb_homepage_slide_thumb.jpg
  • dance-thumb_homepage_slide_thumb.jpg
  • opulent_v1_thumb.jpg_homepage_slide_thumb.jpg
  • youtube.png
  • twitter.png
  • facebook.png
  • instagram.png
  • podcast.png
  • pinterest.png
  • tumblr.png
  • gplus.png
  • app_store.png
  • gplay.png
  • translateelement.css
  • main.js
  • xd_arbiter.php
  • xd_arbiter.php
  • quant.js
  • activityi;src=4354196;type=amnhr0;cat=amnhr0;dc_lat=;dc_rdid=;tag_for_child_directed_treatment=;ord=1;num=1921215748880.0586
  • widgets.js
  • analytics.js
  • ga.js
  • carousel-arrows.png
  • apertura-medium-webfont.woff
  • apertura-regular-webfont.woff
  • element_main.js
  • pixel;r=751672772;a=p-cFFwZuapF10s7;labels=_fp.event.Homepage;fpan=1;fpa=P0-1528472757-1456751715862;ns=0;ce=1;cm=;je=0;sr=1024x768x32;enc=n;dst=0;et=1456751715862;tzo=-180;ref=;;ogl=title.American%20Museum%20of%20Natural%20History%2Cimage.http%3A%2F%2Fwww%252Eamnh%252Eorg%2Fextension%2Famnh%2Fdesign%2Famnh_user%2Fimages%2Fhome-share%252Epng%2Csite_name.AMNH%2Ctype.non_profit%2Curl.http%3A%2F%2Fwww%252Eamnh%252Eorg
  • button.831500944bc3eb7ea5276ccdc3f71d2e.js
  • collect
  • collect
  • inpage_linkid.js
  • like.php
  • __utm.gif
  • translate_24dp.png
  • l
  • cleardot.gif
  • collect
  • vpc6VNjRPXV.js
  • follow_button.6a78875565a912489e9aef879c881358.en.html
  • LVx-xkvaJ0b.png
  • info.json
  • te_ctrl3.gif

Our browser made a total of 67 requests to load all elements on the main page. We found that 57% of them (38 requests) were addressed to the original, 7% (5 requests) were made to and 7% (5 requests) were made to The less responsive or slowest element that took the longest time to load (185 ms) relates to the external source

Additional info on


The browser has sent 64 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Amnh. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.











Possible request optimization













Normal result


As for redirects, our browser was forwarded to before it reached this domain.

IP address uses IP address which is currently shared with 4 other domains. The more sites share the same IP address, the higher the host server’s workload is. It is strongly recommended that the host server should be changed or the hosting provider should be requested to give a different (separate) IP address for this domain.

Poor result

IP Trace

DNS records

Type Host Target/ip TTL Other
A 300
NS 3600
NS 3600
NS 3600

3600 Mname:
Serial: 617307593
Refresh: 7200
Retry: 3600
Expire: 1209600
Minimum-ttl: 3600

Language and encoding

Good result


EN en language flag


EN en language flag





Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 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 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.

HTTPS certificate

SSL Certificate has no SSL certificate. Web browsing can be safer with HTTPS connection, so we suggest that it should be obtained for this site.

Poor result

Visitor World Map

Country of origin for 52.5% of all visits is United States. It’s good for that their server is also located in United States, as that enables the majority of their visitors to benefit from a much faster page load time.

Good result

Normal result

Social Sharing Optimization

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

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