WWW.LEIDOS.COM 网站分析
基本信息
服务器:
cloudflare
IP:
城市:
页面信息
标题:
Leidos: Innovative Solutions through Information Technology, Engineering and Science
长度: 84 字符; 最佳长度: 10 ~ 60 字符
Meta 关键词:
未知
长度: 0 字符; 最佳长度: 10 ~ 255 字符
Meta 描述信息:
Leidos is an innovation company rapidly addressing the world's most vexing challenges in national security and health. Our 47,000 employees collaborate to create smarter technology solutions for customers in these critical markets.
长度: 231 字符; 最佳长度: 50 ~ 160 字符
H1 Tag:
Making
Smart
Smarter
长度: 23 字符
内部链接:
55 (0 nofollow)
外部链接:
8 (0 nofollow)
建站技术
服务器:
cloudflare
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 www.leidos.com 的 HTTP header 信息:
HTTP/1.1 200 OK
Date: Tue, 14 May 2024 16:05:53 GMT
Content-Type: text/html; charset=UTF-8
Transfer-Encoding: chunked
Connection: keep-alive
Cache-Control: must-revalidate, no-cache, private
x-drupal-dynamic-cache: UNCACHEABLE
content-language: en
x-content-type-options: nosniff
x-frame-options: SAMEORIGIN
expires: Sun, 19 Nov 1978 05:00:00 GMT
x-generator: Drupal 10 (https://www.drupal.org)
content-security-policy: frame-ancestors 'self'; report-uri https://www.leidos.com/vdp
x-drupal-cache: HIT
vary: Accept-Encoding
x-request-id: v-d5a47106-120b-11ef-9500-b708ba0db007
x-ah-environment: prod
Age: 2
via: varnish
x-cache: MISS
CF-Cache-Status: HIT
Last-Modified: Tue, 14 May 2024 16:05:51 GMT
Strict-Transport-Security: max-age=0
Server: cloudflare
CF-RAY: 883c21deeabc4314-EWR
Content-Encoding: gzip
Date: Tue, 14 May 2024 16:05:53 GMT
Content-Type: text/html; charset=UTF-8
Transfer-Encoding: chunked
Connection: keep-alive
Cache-Control: must-revalidate, no-cache, private
x-drupal-dynamic-cache: UNCACHEABLE
content-language: en
x-content-type-options: nosniff
x-frame-options: SAMEORIGIN
expires: Sun, 19 Nov 1978 05:00:00 GMT
x-generator: Drupal 10 (https://www.drupal.org)
content-security-policy: frame-ancestors 'self'; report-uri https://www.leidos.com/vdp
x-drupal-cache: HIT
vary: Accept-Encoding
x-request-id: v-d5a47106-120b-11ef-9500-b708ba0db007
x-ah-environment: prod
Age: 2
via: varnish
x-cache: MISS
CF-Cache-Status: HIT
Last-Modified: Tue, 14 May 2024 16:05:51 GMT
Strict-Transport-Security: max-age=0
Server: cloudflare
CF-RAY: 883c21deeabc4314-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。leidos.com 当前共有 31 项 DNS 记录。
主机 | 类型 | IP/目标 | TTL | 扩充信息 |
---|---|---|---|---|
leidos.com | A | 300 | ||
leidos.com | A | 300 | ||
leidos.com | NS | 9400 | ||
leidos.com | NS | 9400 | ||
leidos.com | NS | 9400 | ||
leidos.com | SOA | 14400 | expire: 1209600 serial: 715567105 | |
leidos.com | MX | 171 | pri: 10 | |
leidos.com | MX | 171 | pri: 10 | |
leidos.com | TXT | webexdomainverification.7TABZ=63095fb4-4966-41fe-a52b-e2ba75e6e469 | 14400 | |
leidos.com | TXT | facebook-domain-verification=9k66wf0zazg26n30h4xko19eh16nu5 | 14400 | |
leidos.com | TXT | box-domain-verification=aaab159f5eba749afcfbe22e9bdb7162465f19947d098d7e9c59a6eb0e375a0d | 14400 | |
leidos.com | TXT | MS=ms61953769 | 14400 | |
leidos.com | TXT | j9F3+f/HO69AxksBWNmqoO4iK/MpMEctiPl43V7nVYQKRBVDh+SqbvCwyxvxvW6XogBnMQqesTAMOoj6NaaaMA== | 14400 | |
leidos.com | TXT | amazonses:rViIgRFhomuueBUI/vL087ttEbwiKSXD1bs0tfMF/CY= | 14400 | |
leidos.com | TXT | amazonses:3sEEfkAcJa/4coehCYouBzSei+ud74uA4L9RSiJrkF0= | 14400 | |
leidos.com | TXT | adobe-idp-site-verification=b59ab640f04bce7bc291847369a30541094386fa0e492e1d3e0353a4b55fc8dd | 14400 | |
leidos.com | TXT | traction-guest=88809048-1b58-446d-aa7d-a7bf40ea5488 | 14400 | |
leidos.com | TXT | MS=ms48477822 | 14400 | |
leidos.com | TXT | identrust_validation=iGY9GS+Uzd6kcprVfVhaCqEY5q4cucg/IRW3+UoWgSN+ | 14400 | |
leidos.com | TXT | a5a35780433e45e2a94799d99d9ac9ba | 14400 | |
leidos.com | TXT | MS=ms98732825 | 14400 | |
leidos.com | TXT | cisco-ci-domain-verification=19ff04548182833ced8e92e55afc04dbfaf4cd7fc843b4206ba339ada55c46c3 | 14400 | |
leidos.com | TXT | MS=ms86864383 | 14400 | |
leidos.com | TXT | webexdomainverification.89NKC=02e4cd1f-5621-4477-83f3-140ffbfcb0b7 | 14400 | |
leidos.com | TXT | webexdomainverification.7SQ3S=ff82c8e4-684b-482d-87bb-d6137d59f2f3 | 14400 | |
leidos.com | TXT | duo_sso_verification=GLXKtc9vwBelNRwxSxafaFzWR7XyG6jKNMZQpI1A9VB4rbTQyMLnVlS1Ov5R6pZi | 14400 | |
leidos.com | TXT | apple-domain-verification=2wuO3oOHDkX97Xp7 | 14400 | |
leidos.com | TXT | v=spf1 ip4:149.8.242.0/24 ip4:149.8.144.0/24 ip4:149.8.243.0/27 ip4:140.162.124.0/25 ip4:185.177.65.0/24 ip4:185.177.67.0/24 ip4:103.23.218.200/32 ip4:216.46.126.4/32 ip4:216.46.107.32/32 ip4:65.5.104.15/32 ip4:216.169.98.195/32 ip4:54.152.91.75/32 include:spf-00336402.gpphosted.com include:mktomail.com -all | 14400 | |
leidos.com | TXT | google-site-verification=OCM936SBYDQEbMkQRg1ejJj0YheOVH3yMWGUMh9IYhA | 14400 | |
leidos.com | AAAA | 2606:4700::6812:1934 | 300 | |
leidos.com | AAAA | 2606:4700::6812:1834 | 300 |