Server information and website statistics for Nullreference.cn, all in one place:
126 Meta description of the site: overflow 编程技术问答社区 C语言问题 Javascript问题 Android问题 C++问题 数据库问题 PHP问题 HTML5问题
Title of the website: 17 Nullreference Q&A
Quick report overview: nullreference.cn expires on 2018-May-22. The website is hosted on a server in Denver; CO; United States; 80202. The homepage of nullreference.cn has 1 off-site links. According to WHOIS entry, this domain was first registered on 2016-May-22. nullreference.cn ranks in 146661 Alexa Global position. nullreference.cn rating on Alexa has dropped/increased by 0 over the last 3 months.
| Content relative density | How prominently employed | Most-used keywords |
|---|---|---|
| No data yet | No data yet | No data yet |
| Alexa ranking data | |
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| Average statistics over the past month | |
| Worldwide/Global rank: | 146661 |
| Position delta: | 0 |
| Links to similar sites | |
| Unavailable at this time | |
| Global Alexa ranking over the past year | |
| Webpage target region: | No data yet |
| Rating according to reach: | No data yet |
| Target country rank: | No data yet |
| Alexa data updated on: | 2018-Feb-09 |
| A closer look at the index page | |
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| Number of external links | |
| Server proximity: | Denver; CO; United States; 80202 |
| Host IP: | 68.71.129.214 |
| Tehcnologies used | |
|---|---|
| Google+ User ID: | Unavailable at this time |
| Google Analytics code: | Unavailable at this time |
| ID for Google Adsense: | Unavailable at this time |
| Known AddThis user account ID: | Unavailable at this time |
| HTTP header data: |
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Expires: Thu, 19 Nov 1981 08:52:00 GMT
X-Powered-By: PHP/5.4.45
Server: LiteSpeed
Transfer-Encoding: chunked
Connection: close
Content-Type: text/html; charset=utf-8
Pragma: no-cache
Date: Sat, 16 Dec 2017 18:55:00 GMT
Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Set-Cookie: PHPSESSID=56e1cb685d824a61bffd276f8c849ee7; path=/
Accept-Ranges: bytes
Set-Cookie: qa_faq_noshow=true; path=/
HTTP/1.1 200 OK
Set-Cookie: qa_key=3nuyx08q8lfdm09sv1j0g5qwr4t8nxgd; expires=Mon, 18-Dec-2017 18:55:00 GMT; path=/
Vary: Accept-Encoding
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| Contribute your opinion |
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| Website security report | |
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| Safe for Children: | No data yet |
| Safety rank by Google: | No data yet |
| WOT Trust Rank: | No data yet |
| DNS | ||
|---|---|---|
| Hangzhou; 33; China | 42.120.221.14 | dns9.hichina.com |
| Hangzhou; 33; China | 42.120.221.16 | dns10.hichina.com |
| Whois data overview | |
|---|---|
| Updated On (Date): | No data yet |
| Expiration time: | 2018-May-22 |
| Website Registered On (Date): | 2016-May-22 |
| Whois data: | |
Domain Name: nullreference.cn ROID: 20160522s10001s83403018-cn Domain Status: ok Registrant ID: hc6143393570796 Registrant: 陈宏亮 Registrant Contact Email: [EMAIL-HIDDEN] Sponsoring Registrar: 阿里云计算有限公司（万网） Name Server: dns10.hichina.com Name Server: dns9.hichina.com Registration Time: 2016-05-22 16:13:45 Expiration Time: 2018-05-22 16:13:45 DNSSEC: unsigned | |