1.5 sec in total
367 ms
947 ms
187 ms
Visit pem.org now to see the best up-to-date Pem content for United States and also check out these interesting facts you probably never knew about pem.org
For over 220 years, PEM has been dedicated to collecting, preserving, and showcasing compelling artwork throughout history and from around the world.
Visit pem.orgWe analyzed Pem.org page load time and found that the first response time was 367 ms and then it took 1.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.
pem.org performance score
name
value
score
weighting
Value3.8 s
27/100
10%
Value7.8 s
3/100
25%
Value8.3 s
19/100
10%
Value670 ms
45/100
30%
Value0
100/100
15%
Value9.5 s
30/100
10%
367 ms
45 ms
54 ms
54 ms
52 ms
Our browser made a total of 80 requests to load all elements on the main page. We found that 66% of them (53 requests) were addressed to the original Pem.org, 15% (12 requests) were made to Static.xx.fbcdn.net and 5% (4 requests) were made to Match.adsrvr.org. The less responsive or slowest element that took the longest time to load (367 ms) belongs to the original domain Pem.org.
Page size can be reduced by 242.9 kB (33%)
737.6 kB
494.7 kB
In fact, the total size of Pem.org main page is 737.6 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 45% of websites need less resources to load. Images take 440.0 kB which makes up the majority of the site volume.
Potential reduce by 27.9 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 10.3 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 27.9 kB or 80% of the original size.
Potential reduce by 33.1 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. Pem images are well optimized though.
Potential reduce by 134.3 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 134.3 kB or 65% of the original size.
Potential reduce by 47.5 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. Pem.org needs all CSS files to be minified and compressed as it can save up to 47.5 kB or 84% of the original size.
Number of requests can be reduced by 37 (51%)
73
36
The browser has sent 73 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Pem. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 25 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
pem.org
367 ms
site.css
45 ms
accordion.css
54 ms
semantictabs.css
54 ms
flexslider.css
52 ms
pem.gif
68 ms
jquery-1.6.2.min.js
77 ms
swfobject.js
68 ms
jquery.accordion-1.2.1.sourceNew.js
68 ms
settings.js
68 ms
jquery.fitted.js
69 ms
settings.js
68 ms
jquery.semantictabs.js
122 ms
settings.js
123 ms
jquery.scrollTo-min.js
126 ms
jquery.localscroll-min.js
125 ms
settings.js
126 ms
jquery.corners.min.js
128 ms
settings.js
130 ms
jquery.flexslider-min.js
131 ms
script.js
136 ms
Bootstrap.js
19 ms
activityi;src=4491814;type=IP1460;cat=Landi0;ord=662721439730.376
66 ms
mail-icon.gif
81 ms
about.png
77 ms
visit.png
78 ms
calendar.png
80 ms
exhibitions.png
84 ms
collection.png
84 ms
learn.png
83 ms
join.png
83 ms
support.png
84 ms
library.png
86 ms
shop.png
98 ms
nfn01_16.jpg
165 ms
today.png
166 ms
aucptry01_01.jpg
162 ms
crossct01_01.jpg
163 ms
pmpmat01_01.png
162 ms
sffest01_01.jpg
162 ms
alchm01_01.jpg
163 ms
remst01_01.png
241 ms
sizit01_01.jpg
166 ms
open_small.gif
164 ms
yin_yu_tang_skywell_courtesy_peabody_essex_museum_.jpg
220 ms
red.gif
165 ms
facebook_logo1.png
178 ms
twitter_logo1.jpg
178 ms
googleplus_icon1.jpg
179 ms
pinterest_icon1.jpg
179 ms
insta01.png
142 ms
flickr_icon1.jpg
157 ms
youtube_icon1.jpg
156 ms
ga.js
28 ms
likebox.php
173 ms
gtm.js
40 ms
__utm.gif
13 ms
close_small.gif
63 ms
bg_direction_nav_large.png
64 ms
serverComponent.php
10 ms
collect
59 ms
activityi;src=4979188;type=peabo0;cat=peabo0;ord=4404175559664;~oref=http%3A%2F%2Fpem.org%2F
65 ms
xYm_UD1pmAz.css
22 ms
TGpOWuX6Pv8.css
26 ms
xPdT2kQG4vz.css
35 ms
_rx8naC75Dy.js
43 ms
x5F9OMjKyLw.js
58 ms
ICDbTSzjQEg.js
42 ms
TTCre3391I0.js
57 ms
11351134_905277256180309_2399523011414241641_n.png
38 ms
HEyyDkPknAC.png
4 ms
wL6VQj7Ab77.png
12 ms
s7jcwEQH7Sx.png
14 ms
generic
20 ms
I6-MnjEovm5.js
3 ms
vlXaquuXMrr.js
6 ms
pixel
42 ms
5 ms
generic
5 ms
generic
8 ms
pem.org accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
Links do not have a discernible name
pem.org best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
pem.org SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
Document uses legible font sizes
Tap targets are not sized appropriately
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Pem.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 Pem.org 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.
pem.org
Open Graph description is not detected on the main page of Pem. 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: