ANSWERS.USA.GOV 网站分析

The website answers.usa.gov has been set up for redirection. The following information displays the SEO statistics for the final destination website, www.usa.gov.

搜索引擎收录信息

Bing:
Google:

页面信息

标题:
Making government services easier to find | USAGov
长度: 50 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:
Find government benefits, services, agencies, and information at USA.gov. Contact elected officials. Learn about passports, Social Security, taxes, and more.
长度: 157 字符; 最佳长度: 50 ~ 160 字符
H1 Tag:
Making government services easier to find
长度: 41 字符

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 answers.usa.gov 的 HTTP header 信息:
HTTP/1.1 200 OK
Content-Type: text/html
Transfer-Encoding: chunked
Connection: keep-alive
Date: Sun, 19 May 2024 13:27:49 GMT
Cache-Control: max-age=900
Last-Modified: Sat, 18 May 2024 01:36:30 GMT
Strict-Transport-Security: max-age=63072000; includeSubdomains
X-Content-Type-Options: nosniff
X-Vcap-Request-Id: 58a0435e-958f-42e0-737f-1d4521defb16
X-Xss-Protection: 1; mode=block
X-Frame-Options: DENY
Content-Encoding: gzip
ETag: W/"98fc45a782371f5c6b626c3f19e31b82"
Vary: Accept-Encoding,Accept-Encoding,Accept-Encoding
X-Cache: Hit from cloudfront
Via: 1.1 e5bd532dbdee524acdf00690205f3b5a.cloudfront.net (CloudFront)
X-Amz-Cf-Pop: EWR53-P1
X-Amz-Cf-Id: d16MJdE6PXjbydqDcrHnQTx7G_MqTlGuU94-ha2k2ut4Db3B43kcpg==
Age: 619

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。usa.gov 当前共有 12 项 DNS 记录。
主机 类型 IP/目标 TTL 扩充信息
usa.govA65
usa.govNS10800
usa.govNS10800
usa.govNS10800
usa.govNS10800
usa.govNS10800
usa.govSOA10800expire: 1209600
serial: 733412852
usa.govTXT
MS=ms45746088
10800
usa.govTXT
amazonses:X5JKkKWosJlNPD8iJfPvNksuvQJzup3fDYEJtve9l20=
10800
usa.govTXT
d1rt4thgsoin5q.cloudfront.net
10800
usa.govTXT
v=spf1 include:amazonses.com include:532040.spf10.hubspotemail.net ~all
10800
usa.govAAAA
2600:1f18:f88:4313:6df7:f986:f915:78d6
172