48.1 sec in total
5 sec
36.6 sec
6.5 sec
Click here to check amazing Postcode 027 content. Otherwise, check out these important facts you probably never knew about postcode.027.net
邮编库网站已经提供超过20年的专业邮政编码查询服务,包括国内任意地址邮编查询、国际邮编查询等,并新增了地理位置服务功能,实现了任意地址所属街道办事处、居委会、兴趣点查询等功能。
Visit postcode.027.netWe analyzed Postcode.027.net page load time and found that the first response time was 5 sec and then it took 43.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there was 1 request timeout, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
postcode.027.net performance score
name
value
score
weighting
Value6.0 s
4/100
10%
Value6.0 s
13/100
25%
Value11.1 s
6/100
10%
Value2,020 ms
7/100
30%
Value0.048
99/100
15%
Value16.8 s
5/100
10%
4965 ms
1218 ms
8010 ms
3436 ms
1128 ms
Our browser made a total of 56 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Postcode.027.net, 34% (19 requests) were made to Youbianku.com and 16% (9 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (20.3 sec) relates to the external source Youbianku.com.
Page size can be reduced by 703.6 kB (48%)
1.5 MB
765.4 kB
In fact, the total size of Postcode.027.net main page is 1.5 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. 50% of websites need less resources to load. Javascripts take 1.2 MB which makes up the majority of the site volume.
Potential reduce by 24.3 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 24.3 kB or 73% of the original size.
Potential reduce by 16.2 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. Postcode 027 images are well optimized though.
Potential reduce by 663.0 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 663.0 kB or 56% of the original size.
Number of requests can be reduced by 25 (51%)
49
24
The browser has sent 49 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Postcode 027. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and as a result speed up the page load time.
postcode.027.net
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B10760472.143974881;dc_ver=40.106;dc_eid=40004000;sz=728x90;u_sd=1;dc_adk=2992751135;ord=a2hy7r;click=https%3A%2F%2Fgoogleads.g.doubleclick.net%2Fdbm%2Fclk%3Fsa%3DL%26ai%3DC0IOzYPeuWbXIBIinmQSKu7nICdnV5ahLhMLtpIUG8C4QASCspt4DYMmumY3spIAQoAGBkdaZA8gBCagDAaoElgFP0HVrITtpedPnc_MjzHN7napaQldk0GZQfDwZyZaD7T_hw5lePwLQs7MZ6oyCMVgCbAIQPWikLlsBNg3RAs3HEtMllMTX2vWtzyrF9B5NlWIvSo4YPQ4g9BGzRer8mobflo4Ni0nelFZgOyDTJBL0dW07a9a7MlJxHn8TU2ryj4IR2BqZ8F7q0eZ6bSX7q164DA159y7gBAOgBk2AB-fuqWaoB6a-G9gHANIIBwiAYRABGALIE5qzlQLQEwDYEwM%26num%3D1%26sig%3DAOD64_1T2tvKXMFk-z9ocyh0rVtSQ7Rt3Q%26client%3Dca-pub-9094871827609791%26dbm_c%3DAKAmf-DdSAkTMStLune1IHh1Ubg_Zb_9yDUv8Afcts6JJaG0fdtX3m8Vz3mzhNet2GmMo8uFMBeD%26dbm_d%3DAKAmf-D7ESsVa9pb2vKQ-WEDMJ0Qm6TRQqNeefzHwhGxUBpHec4r9YiPZST3PL6lQ_HtIh9Sh0PwmCCZKMKtwtm4kwxIdRuehlCqFcdzVTwQ0QYrXS0CEyf66Pb9ITYMZ-LN9rwrKowmDq7d2LM106g1aJ-89M4YtQ%26adurl%3D;dc_rfl=3,https%3A%2F%2Fwww.youbianku.com$2,,https%3A%2F%2Fgoogleads.g.doubleclick.net%2Fpagead%2Fads%3Fclient%3Dca-pub-9094871827609791%26format%3D1200x90%26output%3Dhtml%26h%3D90%26slotname%3D9440788997%26adk%3D3951853958%26adf%3D3492247043%26w%3D1200%26lmt%3D1502278393%26rafmt%3D1%26ea%3D0%26flash%3D0%26fwr%3D0%26url%3Dhttps%253A%252F%252Fwww.youbianku.com%252F%26resp_fmts%3D3%26wgl%3D0%26dt%3D1504638810888%26bpp%3D264%26bdt%3D8448%26fdt%3D4911%26idt%3D4913%26shv%3Dr20170830%26cbv%3Dr20170110%26saldr%3Daa%26prev_fmts%3D1200x30_0ads_al%252C1447x90%26correlator%3D6675218755585%26frm%3D20%26ga_vid%3D1053579197.1504638809%26ga_sid%3D1504638809%26ga_hid%3D1364560128%26ga_fc%3D1%26ga_wpids%3DUA-241337-11%26pv%3D1%26iag%3D3%26icsg%3D2%26nhd%3D1%26dssz%3D2%26mdo%3D0%26mso%3D0%26u_tz%3D180%26u_his%3D1%26u_java%3D0%26u_h%3D768%26u_w%3D1024%26u_ah%3D768%26u_aw%3D1024%26u_cd%3D32%26u_nplug%3D0%26u_nmime%3D0%26adx%3D201%26ady%3D1106%26biw%3D1680%26bih%3D1050%26abxe%3D1%26eid%3D4089040%252C10583695%252C10593695%252C21060949%252C21060849%26oid%3D3%26rx%3D0%26eae%3D4%26fc%3D784%26brdim%3D0%252C0%252C0%252C0%252C1024%252C0%252C0%252C0%252C1680%252C1050%26vis%3D1%26rsz%3D%257C%257CeEbr%257C%26abl%3DCS%26ppjl%3Df%26pfx%3D0%26fu%3D144%26bc%3D1%26ifi%3D3%26dtd%3D5163$0;xdt=1;crlt=lh'11naEgh;sttr=526;prcl=s
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postcode.027.net 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
Image elements do not have [alt] attributes
Links do not have a discernible name
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
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
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.
postcode.027.net 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
Missing source maps for large first-party JavaScript
postcode.027.net SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
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
Image elements do not have [alt] attributes
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
ZH
ZH
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Postcode.027.net can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and it matches the claimed language. Our system also found out that Postcode.027.net 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.
postcode.027.net
Open Graph description is not detected on the main page of Postcode 027. 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: