www.tech21.com 网站分析
www.tech21.com - 基本信息
服务器:
MageStack-MagentoOS
IP:
未知城市:
未知www.tech21.com - 页面信息
标题:
Tech21 eco-friendly phone cases. Protecting drop after drop | tech21 ™Meta 关键词:
apple cases and covers, Samsung Galaxy s7 cases, Mobile impact protection, protective casesMeta 描述信息:
Phone cases by tech21 are made to last. Eco-friendly phone covers with antimicrobial formulas & solid drop protection. Get your tech21 phone case today.H1:
OUR BEST EVER IPHONE RANGE内部链接:
186 (1 nofollow)外部链接:
7 (0 nofollow)www.tech21.com - 建站技术
服务器:
MageStack-MagentoOS
SSL 安全:
不可用robots.txt:
不可用XML 站点地图:
不可用Gzip 压缩:
有效favicon.ico:
不可用www.tech21.com - HTTP Head 分析
HTTP 协议采用了请求与响应模型，通过 HTTP Header 定义了 HTTP 传输过程中的必要参数。 浏览器（例如 Internet Explorer, Google Chrome, Firefox 等）并不会显示 HTTP header 字段的内容，下面是网站 www.tech21.com 的 HTTP header 信息:
HTTP/1.1 301 Moved Permanently
Content-Type: text/html
Location: https://www.tech21.com/en_us/
Content-Length: 737
Accept-Ranges: bytes
Date: Sun, 31 May 2020 07:49:17 GMT
Pragma: no-cache
Expires: -1
Cache-Control: no-store, no-cache, must-revalidate, max-age=0
Server: MageStack-MagentoOS
Strict-Transport-Security: max-age=0
HTTP/1.1 200 OK
Content-Type: text/html; charset=UTF-8
Vary: Accept-Encoding
X-Content-Type-Options: nosniff
X-XSS-Protection: 1; mode=block
X-Frame-Options: SAMEORIGIN
Content-Encoding: gzip
Last-Modified: Sun, 31 May 2020 01:18:03 GMT
Content-Length: 32600
Accept-Ranges: bytes
Date: Sun, 31 May 2020 07:49:17 GMT
Pragma: no-cache
Expires: -1
Cache-Control: no-store, no-cache, must-revalidate, max-age=0
Server: MageStack-MagentoOS
Strict-Transport-Security: max-age=0
Content-Type: text/html
Location: https://www.tech21.com/en_us/
Content-Length: 737
Accept-Ranges: bytes
Date: Sun, 31 May 2020 07:49:17 GMT
Pragma: no-cache
Expires: -1
Cache-Control: no-store, no-cache, must-revalidate, max-age=0
Server: MageStack-MagentoOS
Strict-Transport-Security: max-age=0
HTTP/1.1 200 OK
Content-Type: text/html; charset=UTF-8
Vary: Accept-Encoding
X-Content-Type-Options: nosniff
X-XSS-Protection: 1; mode=block
X-Frame-Options: SAMEORIGIN
Content-Encoding: gzip
Last-Modified: Sun, 31 May 2020 01:18:03 GMT
Content-Length: 32600
Accept-Ranges: bytes
Date: Sun, 31 May 2020 07:49:17 GMT
Pragma: no-cache
Expires: -1
Cache-Control: no-store, no-cache, must-revalidate, max-age=0
Server: MageStack-MagentoOS
Strict-Transport-Security: max-age=0
www.tech21.com - DNS 记录分析
DNS 域名系统（Domain Name System，缩写）是 Internet 的一项基础服务。它作为将域名和IP地址相互映射的一个分布式数据库，能够使人更方便地访问互联网。tech21.com 当前共有 10 项 DNS 记录。
| 主机 | 类型 | IP/目标 | TTL | 扩充信息 |
|---|---|---|---|---|
| tech21.com | A | 86397 | ||
| tech21.com | MX | 86397 | pri: 40 | |
| tech21.com | MX | 86397 | pri: 20 | |
| tech21.com | MX | 86397 | pri: 30 | |
| tech21.com | MX | 86397 | pri: 10 | |
| tech21.com | NS | 86396 | ||
| tech21.com | NS | 86396 | ||
| tech21.com | NS | 86396 | ||
| tech21.com | SOA | 2557 | expire: 1048576 serial: 1472475428 | |
| tech21.com | TXT | v=spf1 mx ptr a include:mail.zendesk.com include:spf.mandrillapp.com include:servers.mcsv.net ip4:149.86.97.168/29 ip4:31.192.100.184/29 ?all | 86397 |