WWW.PREVENTION.COM 网站分析

搜索引擎收录信息

Bing:
Google:

页面信息

标题:
Prevention.com - Health Advice, Nutrition Tips, Trusted Medical Information
长度: 75 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:
Prevention is a leading provider of trustworthy health information, empowering readers with practical strategies to improve their physical, mental, and emotional well-being.
长度: 173 字符; 最佳长度: 50 ~ 160 字符
H1 Tag:
未知
长度: 0 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 www.prevention.com 的 HTTP header 信息:
HTTP/1.1 200 OK
Connection: keep-alive
Content-Encoding: gzip
Content-Security-Policy: upgrade-insecure-requests; default-src https: data: 'unsafe-inline' 'unsafe-eval' https:; script-src data: 'unsafe-inline' 'unsafe-eval' https: blob:; style-src data: 'unsafe-inline' https:; img-src data: https: blob:; font-src data: https:; connect-src https: wss: blob:; media-src data: https: blob:; object-src https:; child-src https: data: blob:; form-action https:; frame-ancestors 'self';
Content-Type: text/html; charset=utf-8
ETag: "cetbqnlraq7wx5"
Expires: Tue, 07 May 2024 08:17:29 GMT
Link: ; rel=preconnect,; rel=preconnect
Pragma: no-cache
Referrer-Policy: no-referrer-when-downgrade
X-Content-Type-Options: nosniff
X-Powered-By: Express
X-XSS-Protection: 1; mode=block
Accept-Ranges: bytes
Date: Tue, 07 May 2024 08:30:39 GMT
Age: 790
X-Cache: HIT, HIT
set-cookie: optimizely-user-id=8e9f8ffb-3bba-4ef5-b337-e6dd017091ad; expires=Tue, 05 Nov 2024 20:30:39 GMT; secure; path=/
set-cookie: optimizely-user-attributes=%7B%22device%22%3A%22desktop%22%2C%22paid_traffic%22%3Afalse%2C%22qa_audience%22%3Anull%2C%22url%22%3A%22www.prevention.com%2F%22%2C%22platform%22%3A%22Windows%20NT%2010.0%3B%20Win64%3B%20x64%22%2C%22%24opt_user_agent%22%3A%22Mozilla%2F5.0%20(Windows%20NT%2010.0%3B%20Win64%3B%20x64)%20AppleWebKit%2F537.36%20(KHTML%2C%20like%20Gecko)%20Chrome%2F124.0.0.0%20Safari%2F537.36%22%7D; expires=Tue, 05 Nov 2024 20:30:39 GMT; secure; path=/
optimizely-sdk-key: VuAjNtSSaDFmHmniaiWy2
Server-Timing: time-start-msec;dur=1715070639374,time-elapsed;dur=13,fastly-pop;desc=PDK,hit-state;desc=HIT-CLUSTER
set-cookie: _perhip=b57389bae460c543cc59c5d353c4d9413a66fb376b4b4220112587eb6803f84c; path=/;
set-cookie: _HFID=hfid:053797f29a07df0ddb91f0fe649ff3d411777177529f7f7bc4b407176ce089f1ed25dd6763c3ead470ceede1d8e9b0addfbf51af932e53dcf92a73faba1f4db4; httponly; expires=Wed, 07 May 2025 08:30:39 GMT; secure; path=/;
set-cookie: _HFID=hfid:053797f29a07df0ddb91f0fe649ff3d411777177529f7f7bc4b407176ce089f1ed25dd6763c3ead470ceede1d8e9b0addfbf51af932e53dcf92a73faba1f4db4; expires=Wed, 07 May 2025 08:30:39 GMT; secure; path=/;
set-cookie: location_data={"country_code":"US","postal_code":"07927","geo_region":"NJ"}; path=/;
x-robots-tag: all
strict-transport-security: max-age=31557600; includeSubDomains
x-country: US
Cache-Control: max-age=0, must-revalidate, private
alt-svc: h3=":443";ma=86400,h3-29=":443";ma=86400,h3-27=":443";ma=86400
transfer-encoding: chunked
trailer: server-timing

server-timing: rtt; dur=19.477, retrans; dur=0, trailer-timestamp; dur=1715070639387

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。prevention.com 当前共有 22 项 DNS 记录。
主机 类型 IP/目标 TTL 扩充信息
prevention.comA1
prevention.comA1
prevention.comA1
prevention.comA1
prevention.comNS21600
prevention.comNS21600
prevention.comNS21600
prevention.comNS21600
prevention.comSOA900expire: 1209600
serial: 1
prevention.comMX1pri: 10
prevention.comMX1pri: 10
prevention.comTXT
MS=ms75604757
300
prevention.comTXT
_globalsign-domain-verification=2wRqY6IrIINLY7B8Qcp-qur9HsiRTO04g4gwsMmFy3
300
prevention.comTXT
facebook-domain-verification=x1x4widguy1yye6c6j7c6n0hnbmj32
300
prevention.comTXT
fastly-domain-delegation-Kb2gzpZhrh5yPdLNAUpms-12-15-2022
300
prevention.comTXT
fastly-domain-delegation-h33k5mv263s4qr3qodfz-318076-11-25-2020
300
prevention.comTXT
fastly-domain-delegation-vpdz343jtumbqmhwtp4k-747721-2024-03-13
300
prevention.comTXT
google-site-verification=9NIgfSAvNl17TXtU2gVI0ZDVrRf6pC1SraUk0egD2UQ
300
prevention.comTXT
google-site-verification=Yd1RU2Ifz0cg3GC9sAo6_rHXrUoAruP_YYtrTu59nck
300
prevention.comTXT
google-site-verification=iisf_NzH2WQKJR1-AZHfxTh6z6SoF9k3i7xyx0enUp8
300
prevention.comTXT
google-site-verification=v7Pzx2L0N8UgSiVXdFanv2ei0OroxgC5rAwcduSPY7g
300
prevention.comTXT
v=spf1 a mx include:aspmx.sailthru.com include:spf.protection.outlook.com include:spf-0018d701.pphosted.com ip4:205.220.176.159 ip4:205.220.164.154 ~all
300