www.nsf.gov 网站分析

www.nsf.gov - 基本信息

服务器:
Web
IP:
未知
城市:
未知

www.nsf.gov - 搜索引擎收录信息

百度:
Bing:
Google:

www.nsf.gov - 页面信息

标题:
NSF - National Science Foundation
Meta 关键词:
National Science Foundation, NSF, Science, Engineering, Education, National Science Foundation jobs, NSF jobs, NSF careers, Military Veteran jobs, Minorities in science, Programs for Veterans, Programs for people with disabilities, Programs for recent graduates, Rotator position, Temporary program director, Science careers, Science jobs, Federal government engineering jobs, Federal government science jobs, Workforce diversity, Temporary assignment science jobs, Hiring military Veterans, Hiring minorities, Hiring people with disabilities, Best places to work, Dual career couples, Student hiring, Government business and operations jobs
Meta 描述信息:
NSF's mission is to advance the progress of science, a mission accomplished by funding proposals for research and education made by scientists, engineers, and educators from across the country.
H1:
National Science Foundation - Where Discoveries Begin

www.nsf.gov - 建站技术

服务器:
Web
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.nsf.gov - 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.nsf.gov 的 HTTP header 信息:
HTTP/1.1 200 OK
Server: Web
Date: Wed, 10 Jun 2020 20:49:00 GMT
Cache-control: max-age=1800
Content-type: text/html;charset=UTF-8
Set-cookie: JSESSIONID=DC20AD6831C35054402D659B4701AD3B; Path=/; Secure; HttpOnly
Content-encoding: gzip
Vary: accept-encoding
Transfer-encoding: chunked
Strict-Transport-Security: max-age=31536000

www.nsf.gov - 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。nsf.gov 当前共有 10 项 DNS 记录。
主机 类型 IP/目标 TTL 扩充信息
nsf.govA601
nsf.govAAAA
2620:10f:6001:4::107
601
nsf.govMX300pri: 0
nsf.govNS3598
nsf.govNS3598
nsf.govNS3598
nsf.govNS3598
nsf.govSOA3600expire: 604800
serial: 2016082307
nsf.govTXT
TsWdxWCjnLN2VaEe7qtLncn4btRfwhAo2awdkPlfErg7lkKSfODCrUErtdAMF3uS/hLu8UcI5YPuTIjMWdr28w==
3600
nsf.govTXT
v=spf1 mx ip4:128.150.5.20/26 ip4:66.77.7.161/32 ip4:66.77.15.226/32 include:service.govdelivery.com include:spf.protection.outlook.com ~all
3600