21ic.com Website Stats

21ic.com
(Updated 4137 days ago)
Domain : 21ic.com
Domain Title : 21IC中国电子网 - 中国电子工程师的首选网站
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WRScore WRScore(beta) is calculated on the basis of pageviews, unique visitors and unique content. :
21ic.com Reviewed by WebRankStats on Dec 27 . Rating: Rating: 3.51 out of 10
Website IP : 218.246.22.13
Hosting Country : China
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General Information

Meta Description : 21IC中国电子网， 中国电子工程师的首选网站(嵌入式,单片机,DSP,EDA,测试测量,元器件,医疗电子,智能电网)
Meta Keywords : 21IC中国电子网, 嵌入式, 单片机, DSP, EDA, 测试测量, 元器件, 射频通信, 电源, 微电子, 半导体
XML Sitemap :
Robots.txt :
Gzip Compress :
Text/HTML Ratio : 10.63%

Website Ranks

Alexa Rank : 18,592 visit Alexa
Compete Rank : 779,317 visit Compete
Quantcast Rank : N/A visit Quantcast

Website Safety

McAfee SiteAdvisor : green visit SiteAdvisor
WOT : Trustworthy visit WOT

Pages Indexed

Google : 9,590,000 visit Google
Bing : 40 visit Bing

Sociometer

Facebook Likes : 6
Stumbleupon : 0
LinkedIn :

Server Analysis

IP Address : 218.246.22.13
Latitude : 39.9289
Longitude : 116.388
Region : Beijing, Beijing
Country : China

HTTP Header Analysis

HTTP Header reponses of 21ic.com is the information we get when HTTP request sent to a server from connecting clients(e.g. chrome, firefox). When you input an address into your browser it sends a request to the server hosting the domain and the server responds. HTTP Header information is not directly displayed by normal web browsers like chrome, firefox etc.

HTTP/1.1 200 OK
Date: Thu, 27 Dec 2012 05:52:31 GMT
Server: Apache
Last-Modified: Thu, 27 Dec 2012 05:47:35 GMT
ETag: "5c0e12-1f8fa-4d1cf157773be"
Accept-Ranges: bytes
Content-Length: 129274
Vary: Accept-Encoding
Content-Type: text/html; charset=GB2312

DNS Record Analysis

There are total 6 records in domain name system (DNS) of 21ic.com, which includes 1 Address(A) record, 2 Mail Exchange(MX) records, 2 Name Server(NS) records and 1 Start of Authority(SOA) record.

Host Name of the node to which this record pertains Type Type of resource record in symbolic representation. IP/Target TTL Count of seconds that the resource record stays valid. Extra Info Additional resource record-specific data
21ic.com A Address Record: A 32-bit IPv4 address, most commonly used to map hostnames to an IP address of the host, but also used for DNSBLs, storing subnet masks in RFC 1101. 218.246.22.13 3599
21ic.com MX Mail Exchange Record: Maps a domain name to a list of message transfer agents for that domain. mx2.qiye.163.com 3600 pri: 5
21ic.com MX Mail Exchange Record: Maps a domain name to a list of message transfer agents for that domain. mx.qiye.163.com 3600 pri: 1
21ic.com NS Name Server Record: Delegates a DNS zone to use the given authoritative name servers. dns1.hichina.com 3600
21ic.com NS Name Server Record: Delegates a DNS zone to use the given authoritative name servers. dns2.hichina.com 3600
21ic.com SOA Start of Authority Record: Specifies authoritative information about a DNS zone, including the primary name server, the email of the domain administrator, the domain serial number, and several timers relating to refreshing the zone. 3600 mname: dns1.hichina.com
rname: hostmaster.hichina.com
serial: 2012120122
refresh: 10800
retry: 2000
expire: 691200
minimum-ttl: 50000

Traffic Graphs

Alexa Graph