INSTME.COM 网站分析
访问网站 instme.com 时发生错误
我们在尝试访问网站 instme.com 的以下 URL 地址时遇到错误：
- HTTP 500 http://instme.com/
- HTTP 500 https://instme.com/
以下内容展示了我们服务器在 2020-05-29 缓存的部分历史分析数据。由于我们的机器人无法访问此网站，数据可能不完整或已过时，仅供您参考。
基本信息
URL:
服务器:
未知
IP:
页面信息
标题:
Free CNA Classes | CNA Training And Class Guide
长度: 47 字符; 最佳长度: 10 ~ 60 字符
Meta 关键词:
instagram web viewer, instagram feed, who wiew my instagram, instagram page, Instagram videos, instagram photos, instgram comments, instagram edit,instagram pages, instagram users, instagram profile, #hastags', #like4like
长度: 221 字符; 最佳长度: 10 ~ 255 字符
Meta 描述信息:
Find Online CNA Classes and Programs by State. Better your career and become a Certified Nurse Assistant by enrolling to a CNA Training Class near you
长度: 150 字符; 最佳长度: 50 ~ 160 字符
H1 Tag:
Choose CNA Classes Near You
长度: 27 字符
内部链接:
1 (0 nofollow)
外部链接:
83 (2 nofollow)
建站技术
服务器:
未知
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
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 instme.com 的 HTTP header 信息:
HTTP/1.1 301 Moved Permanently
Server: nginx/1.16.1
Date: Fri, 29 May 2020 23:03:21 GMT
Content-Type: text/html; charset=utf-8
Transfer-Encoding: chunked
Connection: close
Location: https://freecnaclasses.net
HTTP/1.1 200 OK
Date: Fri, 29 May 2020 23:03:23 GMT
Content-Type: text/html; charset=utf-8
Transfer-Encoding: chunked
Connection: keep-alive
Set-Cookie: __cfduid=dfceddbc36671899398731252fecfe39e1590793402; expires=Sun, 28-Jun-20 23:03:22 GMT; path=/; domain=.freecnaclasses.net; HttpOnly; SameSite=Lax; Secure
Expires: Thu, 19 Nov 1981 08:52:00 GMT, Thu, 28 May 2020 23:03:23 GMT
Cache-Control: no-store, no-cache, must-revalidate, max-age=0, must-revalidate, no-cache, no-store
Pragma: no-cache
Link: <https://freecnaclasses.net/wp-json/>; rel="https://api.w.org/", <https://freecnaclasses.net/>; rel=shortlink
http_code: HTTP/1.1 200 OK
Display: orig_site_sol
Pagespeed: off
Vary: Accept-Encoding,X-APP-JSON
X-Middleton-Display: orig_site_sol
X-Sol: orig
Set-Cookie: PHPSESSID=l4ko4jde4d48g62k8f425vqau3; path=/
Set-Cookie: ezoadgid_187229=-1; Path=/; Domain=freecnaclasses.net; Expires=Fri, 29 May 2020 23:33:23 UTC
Set-Cookie: ezoref_187229=instme.com; Path=/; Domain=freecnaclasses.net; Expires=Sat, 30 May 2020 01:03:23 UTC
Set-Cookie: ezoab_187229=mod10; Path=/; Domain=freecnaclasses.net; Expires=Sat, 30 May 2020 01:03:23 UTC
Set-Cookie: lp_187229=https://freecnaclasses.net/; Path=/; Domain=freecnaclasses.net; Expires=Sat, 30 May 2020 01:03:23 UTC
Set-Cookie: ezovuuidtime_187229=1590793403; Path=/; Domain=freecnaclasses.net; Expires=Sun, 31 May 2020 23:03:23 UTC
Set-Cookie: ezovuuid_187229=2f88088d-337e-4b47-636f-448b11854a87; Path=/; Domain=freecnaclasses.net; Expires=Fri, 29 May 2020 23:33:23 UTC
Set-Cookie: ezopvc_187229=1; Path=/; Domain=freecnaclasses.net; Expires=Fri, 29 May 2020 23:33:23 UTC
Set-Cookie: ezCMPCCS=true; Path=/; Domain=freecnaclasses.net; Expires=Sat, 29 May 2021 23:03:23 GMT
Referrer-Policy: no-referrer-when-downgrade
alt-svc: h3-27=":443"; ma=86400
Host-Header: b7440e60b07ee7b8044761568fab26e8
X-Proxy-Cache: MISS
CF-Cache-Status: DYNAMIC
cf-request-id: 0304460ece0000f005132c9200000001
Expect-CT: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
Server: cloudflare
CF-RAY: 59b3d92ae994f005-EWR
Content-Encoding: gzip
Server: nginx/1.16.1
Date: Fri, 29 May 2020 23:03:21 GMT
Content-Type: text/html; charset=utf-8
Transfer-Encoding: chunked
Connection: close
Location: https://freecnaclasses.net
HTTP/1.1 200 OK
Date: Fri, 29 May 2020 23:03:23 GMT
Content-Type: text/html; charset=utf-8
Transfer-Encoding: chunked
Connection: keep-alive
Set-Cookie: __cfduid=dfceddbc36671899398731252fecfe39e1590793402; expires=Sun, 28-Jun-20 23:03:22 GMT; path=/; domain=.freecnaclasses.net; HttpOnly; SameSite=Lax; Secure
Expires: Thu, 19 Nov 1981 08:52:00 GMT, Thu, 28 May 2020 23:03:23 GMT
Cache-Control: no-store, no-cache, must-revalidate, max-age=0, must-revalidate, no-cache, no-store
Pragma: no-cache
Link: <https://freecnaclasses.net/wp-json/>; rel="https://api.w.org/", <https://freecnaclasses.net/>; rel=shortlink
http_code: HTTP/1.1 200 OK
Display: orig_site_sol
Pagespeed: off
Vary: Accept-Encoding,X-APP-JSON
X-Middleton-Display: orig_site_sol
X-Sol: orig
Set-Cookie: PHPSESSID=l4ko4jde4d48g62k8f425vqau3; path=/
Set-Cookie: ezoadgid_187229=-1; Path=/; Domain=freecnaclasses.net; Expires=Fri, 29 May 2020 23:33:23 UTC
Set-Cookie: ezoref_187229=instme.com; Path=/; Domain=freecnaclasses.net; Expires=Sat, 30 May 2020 01:03:23 UTC
Set-Cookie: ezoab_187229=mod10; Path=/; Domain=freecnaclasses.net; Expires=Sat, 30 May 2020 01:03:23 UTC
Set-Cookie: lp_187229=https://freecnaclasses.net/; Path=/; Domain=freecnaclasses.net; Expires=Sat, 30 May 2020 01:03:23 UTC
Set-Cookie: ezovuuidtime_187229=1590793403; Path=/; Domain=freecnaclasses.net; Expires=Sun, 31 May 2020 23:03:23 UTC
Set-Cookie: ezovuuid_187229=2f88088d-337e-4b47-636f-448b11854a87; Path=/; Domain=freecnaclasses.net; Expires=Fri, 29 May 2020 23:33:23 UTC
Set-Cookie: ezopvc_187229=1; Path=/; Domain=freecnaclasses.net; Expires=Fri, 29 May 2020 23:33:23 UTC
Set-Cookie: ezCMPCCS=true; Path=/; Domain=freecnaclasses.net; Expires=Sat, 29 May 2021 23:03:23 GMT
Referrer-Policy: no-referrer-when-downgrade
alt-svc: h3-27=":443"; ma=86400
Host-Header: b7440e60b07ee7b8044761568fab26e8
X-Proxy-Cache: MISS
CF-Cache-Status: DYNAMIC
cf-request-id: 0304460ece0000f005132c9200000001
Expect-CT: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
Server: cloudflare
CF-RAY: 59b3d92ae994f005-EWR
Content-Encoding: gzip
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。instme.com 当前共有 6 项 DNS 记录。
| 主机 | 类型 | IP/目标 | TTL | 扩充信息 |
|---|---|---|---|---|
| instme.com | A | 300 | ||
| instme.com | A | 300 | ||
| instme.com | MX | 300 | pri: 10 | |
| instme.com | NS | 86400 | ||
| instme.com | NS | 86400 | ||
| instme.com | SOA | 86400 | expire: 604800 serial: 2020877032 |