SEC.GOV 网站分析
SEC.GOV 的 SEO 统计信息上次更新是在 60 天前。 我们已启动该网站的后台分析任务，请稍等几分钟。
基本信息
页面信息
标题:
SEC.gov | HOME
Meta 关键词:
未知
Meta 描述信息:
未知
H1 Tag:
未知
内部链接:
106 (0 nofollow)
外部链接:
33 (0 nofollow)
建站技术
服务器:
未知
SSL 安全:
有效
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 sec.gov 的 HTTP header 信息:
HTTP/1.1 301 Moved Permanently
Server: AkamaiGHost
Content-Length: 0
Location: https://www.sec.gov/
Date: Tue, 14 Jul 2020 15:02:28 GMT
Connection: keep-alive
Strict-Transport-Security: max-age=31536000 ; includeSubDomains ; preload
HTTP/1.1 200 OK
Server: nginx
Content-Type: text/html; charset=UTF-8
Content-Length: 19515
X-Drupal-Dynamic-Cache: UNCACHEABLE
Link: <https://www.sec.gov/>; rel="shortlink", <https://www.sec.gov/>; rel="canonical"
Link: <https://www.sec.gov/page/homepage>; rel="revision"
X-UA-Compatible: IE=edge
Content-Language: en
X-Content-Type-Options: nosniff
X-Frame-Options: SAMEORIGIN
Last-Modified: Tue, 14 Jul 2020 14:46:19 GMT
ETag: "1594737979"
X-Generator: Drupal 8 (https://www.drupal.org)
X-Drupal-Cache: MISS
Content-Encoding: gzip
X-Request-ID: v-c765d3b2-c5e0-11ea-b7fa-23c65b2f8c3b
X-AH-Environment: prod
X-Cache-Hits: 2
X-Age: 0
Accept-Ranges: bytes
Cache-Control: public, max-age=60
Expires: Tue, 14 Jul 2020 15:03:28 GMT
Date: Tue, 14 Jul 2020 15:02:28 GMT
Connection: keep-alive
Vary: Accept-Encoding
Strict-Transport-Security: max-age=31536000 ; includeSubDomains ; preload
Server: AkamaiGHost
Content-Length: 0
Location: https://www.sec.gov/
Date: Tue, 14 Jul 2020 15:02:28 GMT
Connection: keep-alive
Strict-Transport-Security: max-age=31536000 ; includeSubDomains ; preload
HTTP/1.1 200 OK
Server: nginx
Content-Type: text/html; charset=UTF-8
Content-Length: 19515
X-Drupal-Dynamic-Cache: UNCACHEABLE
Link: <https://www.sec.gov/>; rel="shortlink", <https://www.sec.gov/>; rel="canonical"
Link: <https://www.sec.gov/page/homepage>; rel="revision"
X-UA-Compatible: IE=edge
Content-Language: en
X-Content-Type-Options: nosniff
X-Frame-Options: SAMEORIGIN
Last-Modified: Tue, 14 Jul 2020 14:46:19 GMT
ETag: "1594737979"
X-Generator: Drupal 8 (https://www.drupal.org)
X-Drupal-Cache: MISS
Content-Encoding: gzip
X-Request-ID: v-c765d3b2-c5e0-11ea-b7fa-23c65b2f8c3b
X-AH-Environment: prod
X-Cache-Hits: 2
X-Age: 0
Accept-Ranges: bytes
Cache-Control: public, max-age=60
Expires: Tue, 14 Jul 2020 15:03:28 GMT
Date: Tue, 14 Jul 2020 15:02:28 GMT
Connection: keep-alive
Vary: Accept-Encoding
Strict-Transport-Security: max-age=31536000 ; includeSubDomains ; preload
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。sec.gov 当前共有 18 项 DNS 记录。
| 主机 | 类型 | IP/目标 | TTL | 扩充信息 |
|---|---|---|---|---|
| sec.gov | A | 20 | ||
| sec.gov | AAAA | 2a02:26f0:4000:18d::2374 | 20 | |
| sec.gov | AAAA | 2a02:26f0:4000:184::2374 | 20 | |
| sec.gov | MX | 300 | pri: 15 | |
| sec.gov | MX | 300 | pri: 15 | |
| sec.gov | MX | 300 | pri: 10 | |
| sec.gov | MX | 300 | pri: 10 | |
| sec.gov | NS | 300 | ||
| sec.gov | NS | 300 | ||
| sec.gov | NS | 300 | ||
| sec.gov | NS | 300 | ||
| sec.gov | NS | 300 | ||
| sec.gov | NS | 300 | ||
| sec.gov | SOA | 300 | expire: 604800 serial: 2016082402 | |
| sec.gov | TXT | v=spf1 mx ip4:162.138.202.91 ip4:162.138.209.16 ip4:162.138.207.155 ip4:162.138.211.22 ip4:162.138.207.19 a:d1-zix01.sec.gov a:d2-zix01.sec.gov a:zixmail.net a:smtpout.zixmail.net a:smtpout.zixmail.com a:mail1.edgarfiling.sec.gov a:mail2.edgarfiling.sec.gov -all | 300 | |
| sec.gov | TXT | adobe-idp-site-verification=97319342-419d-4786-87b7-130e1e301d13 | 300 | |
| sec.gov | TXT | MS=ms59894225 | 300 | |
| sec.gov | TXT | spf2.0/pra | 300 |