WWW.199IT.COM Website Review

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Page Information

Title:
互联网数据资讯网-199IT | 发现数据的价值-199IT | 中文互联网数据研究资讯中心-199IT
Length: 52 character(s); Best length: 10 ~ 60 character(s)
Meta description:
中文互联网数据研究资讯中心是一个专注于互联网数据研究、互联网数据调研、IT数据分析、互联网咨询机构数据、互联网权威机构,并致力为中国互联网研究和咨询及IT行业数据专业人员和决策者提供一个数据共享平台。这里是
Length: 103 character(s); Best length: 50 ~ 160 character(s)
Meta keywords:
,互联网数据,互联网研究,互联网咨询,电子商务,电子商务数据,移动互联网,数据研究,用户研究,移动互联网研究数据,研究报告,软件行业数据研究,互联网数据,第三方数据分析,调研数据,权威机构数据,网络广告数据,市场研究数据,互联网调研,互联网数据调研,199IT,199it
Length: 136 character(s); Best length: 10 ~ 255 character(s)
H1 Tag:
Length: 0 character(s); Best length: 10 ~ 255 character(s)

Your page does not include an H1 tag.

The H1 tag in HTML is the main headline users see first when a page loads. It conveys the page's topic, enticing visitors to read further. H1 tags are crucial for SEO, user experience, and accessibility. They distinguish the main title on a webpage, aiding search engines and users in understanding the content.

Here are best practices for H1 tags

  • Use H1 tags for page titles.
  • Limit to one H1 tag per page.
  • Keep H1 tags short and concise.
  • Structure headings hierarchically.
  • Include your main keyword.
  • Ensure H1 tags are engaging.

Site Technology

Server:
Tengine
SSL Secure:
Available
robots.txt:
Unavailable
XML Sitemap:
Unavailable
Gzip Compress:
Available
favicon.ico:
Unavailable

HTTP Header Analysis

HTTP header fields are components of the message header of requests and responses in the Hypertext Transfer Protocol (HTTP). They define the operating parameters of an HTTP transaction. The header fields are not directly displayed by normal web browsers like Internet Explorer, Google Chrome, Firefox etc. Below is the HTTP Header information of www.199it.com:
HTTP/1.1 200 OK
Server: Tengine
Content-Type: text/html; charset=UTF-8
Transfer-Encoding: chunked
Connection: keep-alive
Date: Sun, 06 Jul 2025 00:05:45 GMT
Vary: Accept-Encoding
Link: ; rel="https://api.w.org/"
Link: ; rel=shortlink
Content-Encoding: gzip
Via: cache43.l2cn3059[22,22,200-0,M], cache25.l2cn3059[24,0], kunlun3.cn7174[32,31,200-0,M], kunlun10.cn7174[34,0]
Ali-Swift-Global-Savetime: 1751760345
X-Cache: MISS TCP_MISS dirn:-2:-2
X-Swift-SaveTime: Sun, 06 Jul 2025 00:05:45 GMT
X-Swift-CacheTime: 0
Timing-Allow-Origin: *
EagleId: b4a3921e17517603452233222e

DNS Record Analysis

Domain Name Systes (DNS) translates easily memorized domain names to the numerical IP addresses needed for the purpose of locating computer services and devices worldwide. There are total 6 DNS record(s) of 199it.com.
Host Type IP/Target TTL Extra Infomation
199it.comA600
199it.comNS21600
199it.comNS21600
199it.comSOA600expire: 86400
serial: 2025042911
199it.comMX600pri: 10
199it.comMX600pri: 5