udemy.com 網站分析

udemy.com - 基本信息

服務器:
cloudflare
IP:
未知
城市:
未知

udemy.com - 搜索引擎收錄信息

百度:
Bing:
Google:

udemy.com - 頁面信息

標題:
Online Courses - Learn Anything, On Your Schedule | Udemy
Meta 關鍵詞:
未知
Meta 描述信息:
Udemy is an online learning and teaching marketplace with over 100,000 courses and 24 million students. Learn programming, marketing, data science and more.
H1:
What course will your life take?

udemy.com - 建站技術

服務器:
cloudflare
SSL 安全:
不可用
robots.txt:
不可用
XML 站點地圖:
不可用
Gzip 壓縮:
有效
favicon.ico:
不可用

udemy.com - HTTP Head 分析

HTTP 協議採用了請求與響​​應模型,通過HTTP Header 定義了HTTP 傳輸過程中的必要參數。瀏覽器(例如​​Internet Explorer, Google Chrome, Firefox 等)並不會顯示HTTP header 字段的內容,下面是網站udemy.com 的HTTP header 信息:
HTTP/1.1 301 Moved Permanently
Date: Wed, 27 May 2020 13:33:18 GMT
Transfer-Encoding: chunked
Connection: keep-alive
Cache-Control: max-age=3600
Expires: Wed, 27 May 2020 14:33:18 GMT
Location: https://www.udemy.com/
cf-request-id: 02f7ef6d8d0000e6fc2d291200000001
Expect-CT: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
Vary: Accept-Encoding
X-Content-Type-Options: nosniff
Server: cloudflare
CF-RAY: 59a01b5c1b30e6fc-EWR

HTTP/1.1 200 OK
Date: Wed, 27 May 2020 13:33:18 GMT
Content-Type: text/html; charset=utf-8
Transfer-Encoding: chunked
Connection: keep-alive
Set-Cookie: __cfduid=deb2fbc6f23de028bff0470b2359a32b01590586398; expires=Fri, 26-Jun-20 13:33:18 GMT; path=/; domain=.udemy.com; HttpOnly; SameSite=Lax
CF-Ray: 59a01b5cdd1ee849-EWR
Age: 0
Cache-Control: must-revalidate, private, no-cache, max-age=0, max-stale=0, no-store, pre-check=0, post-check=0
Strict-Transport-Security: max-age=31536000; includeSubDomains
Vary: Cookie, Accept-Encoding
Via: 1.1 varnish (Varnish/5.2)
CF-Cache-Status: DYNAMIC
Access-Control-Allow-Credentials: true
Access-Control-Allow-Headers: Accept,Authorization,Cache-Control,Content-Type,DNT,If-Modified-Since,Keep-Alive,Origin,User-Agent,X-Requested-With
Access-Control-Allow-Methods: GET, POST, PUT, DELETE, OPTIONS
Access-Control-Expose-Headers: Authorization
cf-request-id: 02f7ef6e070000e849df8d8200000001
Expect-CT: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
X-Content-Type-Options: nosniff
X-Frame-Options: SAMEORIGIN
X-Permitted-Cross-Domain-Policies: master-only
X-Udemy-Cache-App-Namespace: home
X-Varnish: 505448399
X-XSS-Protection: 1; mode=block
Set-Cookie: ud_credit_unseen=""; expires=Thu, 01-Jan-1970 00:00:00 GMT; Max-Age=0; Path=/
Set-Cookie: ud_cache_device=None; expires=Thu, 28-May-2020 13:33:18 GMT; Max-Age=86400; Path=/
Set-Cookie: ud_firstvisit=2020-05-27T13:33:18.274423+00:00:1jdwBK:4PCrBxjtTck_mK5auUqlm2JUm78; expires=Thu, 27-May-2021 13:33:18 GMT; Max-Age=31536000; Path=/
Set-Cookie: ud_cache_version=1; expires=Thu, 28-May-2020 13:33:18 GMT; Max-Age=86400; Path=/
Set-Cookie: eva=""; expires=Thu, 01-Jan-1970 00:00:00 GMT; Max-Age=0; Path=/
Set-Cookie: udmy_branded_partner=""; expires=Thu, 01-Jan-1970 00:00:00 GMT; Max-Age=0; Path=/
Set-Cookie: evi="SlFfLghATzcTQRlyXEBPNxMFSmNUV0N/AV8JN0xYRzFMXwk0Cg4cOFRRETpMUEJ/BVEROkwUFG4LRRN5Xk5XOhNJGTwTTlc/RlEROkxQQ3UBURE6TBQUbgtFHHleTlc6E0kTPEJAR3kGSwl7FUADLRNJHXRdUlluR1ERcBNOV34DSx9jVBlXOlBREXRZVUNgEwUJe18fWW4DRB93TFgObkcSCXtYW0R0HVFdY1RTCGATQR54VkBPNxMFSmNUVEB6CV8JN0xYRDFMDg=="; expires=Fri, 26-Jun-2020 13:33:18 GMT; Max-Age=2592000; Path=/
Set-Cookie: ud_user_jwt=""; expires=Thu, 01-Jan-1970 00:00:00 GMT; Max-Age=0; Path=/
Set-Cookie: checkout_feedback_message=""; expires=Thu, 01-Jan-1970 00:00:00 GMT; Max-Age=0; Path=/
Set-Cookie: checkout_feedback_message_type=""; expires=Thu, 01-Jan-1970 00:00:00 GMT; Max-Age=0; Path=/
Set-Cookie: ud_cache_brand=USen_US; expires=Thu, 28-May-2020 13:33:18 GMT; Max-Age=86400; Path=/
Set-Cookie: ud_cache_release=23f08c9ab3d6a315e9b5; expires=Thu, 28-May-2020 13:33:18 GMT; Max-Age=86400; Path=/
Set-Cookie: __udmy_2_v57r=2fd0c530994449a596e92e3171e9fb68; Domain=.udemy.com; expires=Thu, 27-May-2021 13:33:18 GMT; Max-Age=31536000; Path=/; Secure
Set-Cookie: ud_credit_last_seen=""; expires=Thu, 01-Jan-1970 00:00:00 GMT; Max-Age=0; Path=/
Set-Cookie: exaff=""; expires=Thu, 01-Jan-1970 00:00:00 GMT; Max-Age=0; Path=/
Set-Cookie: __udmy_evid=""; expires=Thu, 01-Jan-1970 00:00:00 GMT; Max-Age=0; Path=/
Set-Cookie: ud_cache_campaign_code=STARTLEARNINGNOW; expires=Thu, 28-May-2020 13:33:18 GMT; Max-Age=86400; Path=/
Set-Cookie: ud_cache_modern_browser=0; expires=Thu, 28-May-2020 13:33:18 GMT; Max-Age=86400; Path=/
Set-Cookie: ud_cache_user=""; expires=Thu, 28-May-2020 13:33:18 GMT; Max-Age=86400; Path=/
Set-Cookie: ud_cache_price_country=US; expires=Thu, 28-May-2020 13:33:18 GMT; Max-Age=86400; Path=/
Set-Cookie: ud_rule_vars=eJyFjUEOgyAURK9i2LY2n49i4SwkBPFjSU1JEd0Y715juuiuq1nMvHkbKy6PVGiwa5xjSVljGMC3ApRqmka5VklSSIJ3nFTo5V37lJ6RmK7YZtjk5mIzvRc6cnCFzFEYhoBQQ1tjV3GhhdD8fmtRoMQLgAYw7HqsQswHdYr_sCg7ifyXPcUlLf5hS3YhRG_ntGRPdnU5un76vqU8ulf0hu1s_wAb7keG:1jdwBK:JISUPSjzHyJdPFNg9vipdETY1V4; expires=Fri, 27-May-2022 13:33:18 GMT; Max-Age=63072000; Path=/
Set-Cookie: ud_cache_marketplace_country=US; expires=Thu, 28-May-2020 13:33:18 GMT; Max-Age=86400; Path=/
Set-Cookie: ud_cache_language=en; expires=Thu, 28-May-2020 13:33:18 GMT; Max-Age=86400; Path=/
Set-Cookie: ud_cache_logged_in=0; expires=Thu, 28-May-2020 13:33:18 GMT; Max-Age=86400; Path=/
Set-Cookie: inaff=""; expires=Thu, 01-Jan-1970 00:00:00 GMT; Max-Age=0; Path=/
Set-Cookie: seen=1;Path=/;Max-Age=1800
Set-Cookie: __cfruid=7b24f8d169ba79ffcd16c131621d185188844554-1590586398; path=/; domain=.udemy.com; HttpOnly; Secure; SameSite=None
Server: cloudflare
Content-Encoding: gzip

udemy.com - DNS 記錄分析

DNS 域名系統(Domain Name System,縮寫)是Internet 的一項基礎服務。它作為將域名和 IP 位址相互映射的一個分佈式數據庫,能夠使人更方便的訪問互聯網。 udemy.com 當前共有 40 項 DNS 記錄。
主機 類型 IP/目標 TTL 擴充資訊
udemy.comA300
udemy.comA300
udemy.comNS38527
udemy.comNS38527
udemy.comSOA60expire: 604800
serial: 2038503971
udemy.comMX300pri: 5
udemy.comMX300pri: 5
udemy.comMX300pri: 1
udemy.comMX300pri: 10
udemy.comMX300pri: 10
udemy.comMX300pri: 10
udemy.comMX300pri: 10
udemy.comTXT
google-site-verification=FZsUD-xuwip73XO7XfuX-4kDEY-_Qel0klHmmu6CB5k
120
udemy.comTXT
v=spf1 include:_spf.google.com include:mktomail.com include:spf.mtasv.net include:mail.zendesk.com -all
120
udemy.comTXT
MS=ms39886121
120
udemy.comTXT
citrix-verification-code=6b798901-86c6-452c-a3ea-ed718cab39bd
120
udemy.comTXT
globalsign-domain-verification=Bo6R5k9s2Zwdk5OoeybGk6L2EHx_oV1TqLgGiMR4IQ
120
udemy.comTXT
globalsign-domain-verification=K9ZBZYNiNsNNOiaY2Tbjn-Bfe0dWwAwpstKoOOVJWO
120
udemy.comTXT
docusign=206e891a-5b22-4d4c-9a10-85066ba89160
120
udemy.comTXT
atlassian-domain-verification=iztR9OQCHGIVBm5w5PmFPf1nTaqiOROSuNTF9Kv0idnfzCBmAsbfwGEF2aOK+yo4
120
udemy.comTXT
_globalsign-domain-verification=oJsQtL3M8axaRGjlRJ4BstY+1TfWDryoeAouwRxay7A=
120
udemy.comTXT
google-site-verification=mSmGycRVFusrCec4blSh608oUai-y0AumEuI3OlaGBo
120
udemy.comTXT
adobe-idp-site-verification=e54c98a1c7f23b54b8ac4b7b75952259c173d7bfba731f72db60eb7ad4e63d97
120
udemy.comTXT
google-site-verification=IKMJeRfamsooHAMaTQdFDaQ4MsfeW1Nr6F7DPDEkycg
120
udemy.comTXT
google-site-verification=RuYIvfeP5e2eBgQzIaky9XuiCkkrVE2KUBULndTtFE4
120
udemy.comTXT
cloudhealth=8d6a3d7f-ed91-4280-8422-b4b27b3dfcda
120
udemy.comTXT
_globalsign-domain-verification=9UioyPO0_F2Epyd3gGV5_VklXzoibTukD_jkbZPw43
120
udemy.comTXT
google-site-verification=ld8CL_RjIj_FPsIdElHPqkhOMJ8Rixk1y7-s0Opi-90
120
udemy.comTXT
atlassian-domain-verification=YpSV2agr6k+w5lkm2ml8m8/N+xCTPcXjTKwDomeoJJTrgnmCoeRyXs/U576G4Cz2
120
udemy.comTXT
globalsign-domain-verification=fB1XzR_1Hvbw32pP6EbLFlB9r4pxcc86XOgA7B7DyV
120
udemy.comTXT
onetrust-domain-verification=2a6df466515246c4a7c37104f55a82b8
120
udemy.comTXT
miro-verification=f165badb21a511b048a7f7a9fba3352c0db8b09b
120
udemy.comTXT
apple-domain-verification=MntOsncD5C5BxosV
120
udemy.comTXT
google-site-verification=0Gl3_FzqmUkS2NHg_Wd5pmGiSmt_Jk4MVnaCiDbhDnY
120
udemy.comTXT
stripe-verification=4d955ddab5b0fc6cf1931b41935e45f7997f3b13677532d11e6a90b58f5156aa
120
udemy.comTXT
stripe-verification=e2909d7f06f271e18ace56ef06db7b552e6692c312adfedaf6cea1a2e0d63125
120
udemy.comTXT
stripe-verification=044c7ed24abd68184b0a86b00dbd47b87d1db3a5eb2ee132df5131bfc6fe29d1
120
udemy.comTXT
stripe-verification=e006b01ab77ebbe2e6c509a4e2280540bfea979f8c49ed3efd225004aa2f6292
120
udemy.comAAAA
2606:4700::6810:4155
300
udemy.comAAAA
2606:4700::6810:4255
300