7.5 sec in total
378 ms
6.5 sec
703 ms
Welcome to dlseals.com homepage info - get ready to check DLSEALS best content right away, or after learning these important things about dlseals.com
DLSEALS was founded in 1994 as a seal technology application solution provider, dedicated to providing one-stop seal development and manufacturing solutions to
Visit dlseals.comWe analyzed Dlseals.com page load time and found that the first response time was 378 ms and then it took 7.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
dlseals.com performance score
name
value
score
weighting
Value2.8 s
57/100
10%
Value4.3 s
43/100
25%
Value5.1 s
62/100
10%
Value1,000 ms
27/100
30%
Value0.041
99/100
15%
Value5.2 s
75/100
10%
378 ms
1469 ms
1544 ms
1522 ms
1884 ms
Our browser made a total of 59 requests to load all elements on the main page. We found that 3% of them (2 requests) were addressed to the original Dlseals.com, 78% (46 requests) were made to Cdn.globalso.com and 19% (11 requests) were made to Globalso.site. The less responsive or slowest element that took the longest time to load (4.3 sec) relates to the external source Cdn.globalso.com.
Page size can be reduced by 225.8 kB (5%)
4.3 MB
4.0 MB
In fact, the total size of Dlseals.com main page is 4.3 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. Images take 4.0 MB which makes up the majority of the site volume.
Potential reduce by 33.1 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 33.1 kB or 81% of the original size.
Potential reduce by 167.6 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. DLSEALS images are well optimized though.
Potential reduce by 17.7 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 17.7 kB or 12% of the original size.
Potential reduce by 7.5 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. Dlseals.com needs all CSS files to be minified and compressed as it can save up to 7.5 kB or 27% of the original size.
Number of requests can be reduced by 12 (22%)
55
43
The browser has sent 55 CSS, Javascripts, AJAX and image requests in order to completely render the main page of DLSEALS. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
dlseals.com
378 ms
style.css
1469 ms
public.css
1544 ms
logo-12.png
1522 ms
g11.jpg
1884 ms
g3.jpg
2035 ms
g.jpg
2141 ms
banner32.jpg
2033 ms
2023-07-31_16-16-18.jpg
1822 ms
2023-07-31_16-20-10.jpg
1801 ms
IMG_20230504_153507-%E5%89%AF%E6%9C%AC.jpg
2068 ms
OA2-Balanced-Hollow-Metal-O-ring-Seal-31.jpg
2934 ms
IMG_20220329_091918.jpg
1965 ms
2023-07-31_16-12-35.jpg
2077 ms
13.jpg
2148 ms
25.jpg
2216 ms
LATEST-PROJECTS_3.jpg
2214 ms
calendar.png
2333 ms
country.png
2305 ms
sdf.png
2579 ms
installation.png
2307 ms
4d19b4925e4d014ef35aabf0d18c14156523b0a9693bf.jpg
2374 ms
%E5%85%AC%E4%BC%97%E5%8F%B7%E5%9B%BE%E7%89%87_width_unset.jpg
2393 ms
Custom-made-high-temperature-resistance-food-grade-oil-seal.jpg
2762 ms
interesting-01.png
2460 ms
interesting-02.png
2498 ms
interesting-03.png
2523 ms
interesting-04.png
2555 ms
livechat.js
378 ms
form.js
377 ms
jquery.min.js
1735 ms
common.js
1605 ms
public.js
1606 ms
sns01.png
2727 ms
sns02.png
2664 ms
sns03.png
2645 ms
sns04.png
2683 ms
wunsld.jpg
2907 ms
202426_inquiry_livechat_dlsealscom
249 ms
all-m.gif
83 ms
next.png
107 ms
prev.png
150 ms
ptfe-gaskets-sheets-18143428.jpg
1153 ms
title_pic.png
73 ms
202426_inquiry_form_dlsealscom
237 ms
icons01.png
439 ms
Hind-Medium.otf
202 ms
Hind-Light.otf
180 ms
fontawesome-webfont.woff
256 ms
close.png
100 ms
statistic.php
2344 ms
show_btn.png
4285 ms
from_livechat.css
4 ms
jquery.min.js
6 ms
layer.js
16 ms
group_oper.js
17 ms
validform.min.js
17 ms
jquery.cookie.js
15 ms
layer.css
3 ms
dlseals.com 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.
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
<frame> or <iframe> elements do not have a title
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
List items (<li>) are not contained within <ul> or <ol> parent elements.
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
dlseals.com 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
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
dlseals.com 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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dlseals.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 Dlseals.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.
dlseals.com
Open Graph description is not detected on the main page of DLSEALS. 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: