SEMrush is a complete on line advertising and marketing platform that gives a extensive variety of gear and functions to help companies and entrepreneurs in enhancing their on line visibility and optimizing their virtual advertising and marketing strategies.

Domain:: zc91.cn
Rank: (Rank based on keywords, cost and organic traffic): 14,353,778
Organic Keywords: (Number of keywords in top 20 Google SERP): 5
Organic Traffic: (Number of visitors coming from top 20 search results): 0
Organic Cost: ((How much need to spend if get same number of visitors from Google Adwords): $0.00

Full SEMrush Report >>

Ad Experience Report ▼

Summary of the ad experience rating of a website for a specific platform.

Mobile summary

Root domain:: zc91.cn
Ad filtering: (Chrome is not filtering ads on your site.): Off
Status: (The status of the site that is reviewed for the Better Ads Standards.): Not reviewed

Desktop summary

Root domain:: zc91.cn
Ad filtering: (Chrome is not filtering ads on your site.): Off
Status: (The status of the site that is reviewed for the Better Ads Standards.): Not reviewed

Abusive Experience Report ▼

Summary of the abusive experience rating of a website.

Root domain:: zc91.cn
Enforcement: (Chrome is not preventing your site from opening new windows or tabs.): Off
Status: (The status of the site reviewed for the abusive experiences.): Not reviewed

Where is zc91.cn hosted? ▼

Zc91.cn may be hosted in multiple data centers distributed in different locations around the world. This is probably just one of them.

Server IP:: 124.220.67.153
ASN:: AS45090
ISP:: Shenzhen Tencent Computer Systems Company Limited
Server Location:: China, CN

Other sites hosted on 124.220.67.153

There are no other sites hosted on this IP

How fast does zc91.cn load? ▼

The average loading time of zc91.cn is 1188 ms. The Desktop speed index is 0 and mobile speed index is 79.

Average Load Time:: 1188 ms

Page Speed (Google PageSpeed Insights) - Mobile

Field Data

Over the last 30 days, the field data shows that this page has a speed compared to other pages in the Chrome User Experience Report.We are showing the 90th percentile of FCP and the 95th percentile of FID.

Cumulative Layout Shift (CLS)0

Time To First Byte (TTFB)0

First Contentful Paint (FCP)0

First Input Delay (FID)0

Interactive To Next Paint (INP)0

Largest Contentful Paint (LCP)0

Origin Data

All pages served from this origin have an speed compared to other pages in the Chrome User Experience Report. over the last 30 days.To view suggestions tailored to each page, analyze individual page URLs.

Cumulative Layout Shift (CLS)0

Time To First Byte (TTFB)0

First Contentful Paint (FCP)0

First Input Delay (FID)0

Interactive To Next Paint (INP)0

Largest Contentful Paint (LCP)0

Lab Data

First Contentful Paint (3G) 2430 ms
First Contentful Paint 3G marks the time at which the first text or image is painted while on a 3G network. Learn more about the First Contentful Paint (3G) metric

First Meaningful Paint 1.2 s
First Meaningful Paint measures when the primary content of a page is visible. Learn more about the First Meaningful Paint metric

Performance budget
Keep the quantity and size of network requests under the targets set by the provided performance budget. Learn more about performance budgets

Lazy load third-party resources with facades
Some third-party embeds can be lazy loaded. Consider replacing them with a facade until they are required. Learn how to defer third-parties with a facade

Total Blocking Time 10 ms
Sum of all time periods between FCP and Time to Interactive, when task length exceeded 50ms, expressed in milliseconds. Learn more about the Total Blocking Time metric

Time to Interactive 2.3 s
Time to Interactive is the amount of time it takes for the page to become fully interactive. Learn more about the Time to Interactive metric

Speed Index 7.6 s
Speed Index shows how quickly the contents of a page are visibly populated. Learn more about the Speed Index metric

First Contentful Paint 1.2 s
First Contentful Paint marks the time at which the first text or image is painted. Learn more about the First Contentful Paint metric

Timing budget
Set a timing budget to help you keep an eye on the performance of your site. Performant sites load fast and respond to user input events quickly. Learn more about performance budgets

Largest Contentful Paint 2.3 s
Largest Contentful Paint marks the time at which the largest text or image is painted. Learn more about the Largest Contentful Paint metric

Max Potential First Input Delay 80 ms
The maximum potential First Input Delay that your users could experience is the duration of the longest task. Learn more about the Maximum Potential First Input Delay metric

Has a `<meta name="viewport">` tag with `width` or `initial-scale`
A `<meta name="viewport">` not only optimizes your app for mobile screen sizes, but also prevents . a 300 millisecond delay to user input Learn more about using the viewport meta tag

Does zc91.cn use compression? ▼

Website compression is the process of reducing the size of website files, such as HTML, CSS, JavaScript, and image files, to improve website performance and load times. Compressing website files can significantly reduce the amount of data that needs to be transferred from the server to the user's browser, resulting in faster page load times and improved user experience. Files on zc91.cn are reduced by 79%.

zc91.cn use gzip compression.

Original size: 87.5 KB
Compressed size: 17.59 KB
File reduced by: 69.9 KB (79%)

Google Safe Browsing ▼

Google Safe Browsing is a service provided by Google that helps protect users from visiting websites that may contain malicious or harmful content, such as malware, phishing attempts, or deceptive software.

This site is not currently listed as suspicious

MyWot.com Reputation Ratings

MyWOT (short for "My Web of Trust") is a web-based reputation and rating service that provides users with information about the trustworthiness and safety of websites.

Status:: UNKNOWN

SSL Checker - SSL Certificate Verify ▼

An SSL (Secure Sockets Layer) certificate is a digital certificate that establishes a secure encrypted connection between a web server and a user's web browser. It provides authentication and encryption, ensuring that data transmitted between the server and the browser remains private and protected. zc91.cn supports HTTPS.

zc91.cn supports HTTPS

Verifying SSL Support. Please wait...

Common Name: www.zc91.cn
Organization:
Location:
Issuer: R3
Valid from: Feb 10 12:31:31 2023 GMT
Valid until: May 11 12:31:30 2023 GMT
Authority: CA:FALSE
Keysize: 2048 Bits

Common Name: R3
Organization: Let's Encrypt
Location: US
Issuer: ISRG Root X1
Valid from: Sep 4 00:00:00 2020 GMT
Valid until: Sep 15 16:00:00 2025 GMT
Authority: CA:TRUE
Keysize: 2048 Bits

Common Name: ISRG Root X1
Organization: Internet Security Research Group
Location: US
Issuer: DST Root CA X3
Valid from: Jan 20 19:14:03 2021 GMT
Valid until: Sep 30 18:14:03 2024 GMT
Authority: CA:TRUE
Keysize: 4096 Bits

Verify HTTP/2 Support ▼

HTTP/2 (Hypertext Transfer Protocol version 2) is a major revision of the HTTP protocol, which is the foundation of data communication on the World Wide Web. It was developed as an improvement over the previous HTTP/1.1 version to enhance web performance and efficiency.

zc91.cn supports HTTP/2

Verifying HTTP/2.0 Support. Please wait...

Http Header ▼

HTTP headers are extra portions of records despatched among a consumer (which include an internet browser) and a server at some stage in an HTTP request or response. They offer instructions, metadata, or manipulate parameters for the conversation among the consumer and server.

server: nginx
date: Mon, 20 Mar 2023 08:46:03 GMT
content-type: text/html; charset=UTF-8
vary: Accept-Encoding
set-cookie: X_CACHE_KEY=c12cbfff70f44d419a86068357397030; path=/; Expires=Fri, 31-Dec-9999 23:59:59 GMT
set-cookie: multi-device-switcher=deleted; expires=Thu, 01-Jan-1970 00:00:01 GMT; Max-Age=0; path=/; secure
link: <https://zc91.cn/wp-json/>; rel="https://api.w.org/"
strict-transport-security: max-age=31536000
content-encoding: gzip

DNS Lookup ▼

DNS entries (Domain Name System) are a critical component of the Internet infrastructure. They act as directories that translate human-readable domain names (such as example.com) to machine-readable IP addresses. DNS records are stored on DNS servers and help forward internet traffic efficiently.

Type	Ip	Target/Txt	TTL
HINFO			3600
NS		dns5.hichina.com	3600
NS		dns6.hichina.com	3600

Whois Lookup ▼

Domain WHOIS is a public database that provides information about domain names, including registered owners, contact information, domain registrars, registration and expiration dates, name servers, and other relevant information. Domain registration for this website began on December 5, 2016 and will expire on December 5, 2023 if not renewed. This website is now assigned through the registrar é˜¿é‡Œäº‘è®¡ç®—æœ‰é™å…¬å¸ï¼ˆä¸‡ç½‘ï¼‰. The WHOIS data for this website's domain was last updated on December 12, 2024.

Domain Created:: 2016-12-05
Domain Expires:: 2023-12-05
Domain Age:: 8 years 7 days
Domain Registrar:: é˜¿é‡Œäº‘è®¡ç®—æœ‰é™å…¬å¸ï¼ˆä¸‡ç½‘ï¼‰
Domain Owner:: å‘¨å†²
WhoIs:

Domain Name: zc91.cn
ROID: 20161205s10001s86082621-cn
Domain Status: ok
Registrant: å‘¨å†²
Registrant Contact Email: 
Sponsoring Registrar: é˜¿é‡Œäº‘è®¡ç®—æœ‰é™å…¬å¸ï¼ˆä¸‡ç½‘ï¼‰
Name Server: dns5.hichina.com
Name Server: dns6.hichina.com
Registration Time: 2016-12-05 13:30:24
Expiration Time: 2023-12-05 13:30:24
DNSSEC: unsigned