WWW.COURSERA.ORG Обзор веб-сайта
SEO-статистика для WWW.COURSERA.ORG последний раз обновлялась 60 дней назад. Мы запустили задачу фонового анализа этого веб-сайта, подождите несколько минут.
Основная информация
Server:
Unknown
IP:
City:
Информация о странице
Title:
Coursera | Online Courses & Credentials From Top Educators. Join for Free
Метаключевые слова:
Unknown
Мета-описание:
Learn online and earn valuable credentials from top universities like Yale, Michigan, Stanford, and leading companies like Google and IBM. Join Coursera for free and transform your career with degrees, certificates, Specializations, & MOOCs in data science, computer science, business, and dozens of other topics.
H1 Tag:
Learn without limits
Внутренние ссылки:
154 (0 nofollow)
Внешние ссылки:
20 (0 nofollow)
Технология сайта
Server:
Unknown
Безопасный SSL:
Available
robots.txt:
XML Карта сайта:
Unavailable
Gzip-сжатие:
Available
favicon.ico:
Анализ заголовка HTTP
Поля заголовка HTTP являются компонентами заголовка сообщения запросов и ответов в протоколе передачи гипертекста (HTTP). Они определяют рабочие параметры транзакции HTTP. Поля заголовка не отображаются напрямую обычными веб-браузерами, такими как Internet Explorer, Google Chrome, Firefox и т. д. Ниже приведена информация заголовка HTTP www.coursera.org:
HTTP/1.1 200 OK
Content-Type: text/html
Transfer-Encoding: chunked
Connection: keep-alive
Cache-Control: private, no-cache, no-store, must-revalidate, max-age=0
Content-Encoding: gzip
Date: Sun, 15 May 2022 23:46:45 GMT
etag: W/"cdc5a-VoRflHFNCenDiVtOjc52jdqhxp0"
Server: envoy
Set-Cookie: CSRF3-Token=1653522405.kkGXrukpwbx2woOa; Max-Age=864000; Expires=Wed, 25 May 2022 23:46:45 GMT; Path=/; Domain=.coursera.org
Set-Cookie: __204u=6357210781-1652658405636; Max-Age=31536000; Expires=Mon, 15 May 2023 23:46:45 GMT; Path=/; Domain=.coursera.org
Strict-Transport-Security: max-age=31536000; includeSubDomains; preload
Vary: Accept-Encoding
X-Content-Type-Options: nosniff
x-coursera-appname: front-page
X-Coursera-Render-Mode: html
X-Coursera-Render-Version: v2
X-Coursera-Request-Id: R4jsftSpEeyMGwqzvWmmQQ
X-Coursera-Trace-Id-Hex: 8ba04d93a22bce17
x-envoy-upstream-service-time: 124
X-Frame-Options: SAMEORIGIN
x-powered-by: Express
X-XSS-Protection: 1; mode=block
X-Cache: Miss from cloudfront
Via: 1.1 da79f1e019da644d2a3fd9e73f79a700.cloudfront.net (CloudFront)
X-Amz-Cf-Pop: EWR53-C2
X-Amz-Cf-Id: a1DP0RqpxWtTWLwfflG636DfUhDtlMdljPcKOIQZcUhIUBGmfzGmog==
Content-Type: text/html
Transfer-Encoding: chunked
Connection: keep-alive
Cache-Control: private, no-cache, no-store, must-revalidate, max-age=0
Content-Encoding: gzip
Date: Sun, 15 May 2022 23:46:45 GMT
etag: W/"cdc5a-VoRflHFNCenDiVtOjc52jdqhxp0"
Server: envoy
Set-Cookie: CSRF3-Token=1653522405.kkGXrukpwbx2woOa; Max-Age=864000; Expires=Wed, 25 May 2022 23:46:45 GMT; Path=/; Domain=.coursera.org
Set-Cookie: __204u=6357210781-1652658405636; Max-Age=31536000; Expires=Mon, 15 May 2023 23:46:45 GMT; Path=/; Domain=.coursera.org
Strict-Transport-Security: max-age=31536000; includeSubDomains; preload
Vary: Accept-Encoding
X-Content-Type-Options: nosniff
x-coursera-appname: front-page
X-Coursera-Render-Mode: html
X-Coursera-Render-Version: v2
X-Coursera-Request-Id: R4jsftSpEeyMGwqzvWmmQQ
X-Coursera-Trace-Id-Hex: 8ba04d93a22bce17
x-envoy-upstream-service-time: 124
X-Frame-Options: SAMEORIGIN
x-powered-by: Express
X-XSS-Protection: 1; mode=block
X-Cache: Miss from cloudfront
Via: 1.1 da79f1e019da644d2a3fd9e73f79a700.cloudfront.net (CloudFront)
X-Amz-Cf-Pop: EWR53-C2
X-Amz-Cf-Id: a1DP0RqpxWtTWLwfflG636DfUhDtlMdljPcKOIQZcUhIUBGmfzGmog==
Анализ записей DNS
Системы доменных имен (DNS) преобразуют легко запоминаемые доменные имена в числовые IP-адреса, необходимые для определения местоположения компьютерных служб и устройств по всему миру. Всего имеется 37 записей DNS для coursera.org.
Host | Type | IP/Цель | TTL | Дополнительная информация |
---|---|---|---|---|
coursera.org | A | 60 | ||
coursera.org | A | 60 | ||
coursera.org | A | 60 | ||
coursera.org | A | 60 | ||
coursera.org | NS | 78150 | ||
coursera.org | NS | 78150 | ||
coursera.org | NS | 78150 | ||
coursera.org | NS | 78150 | ||
coursera.org | SOA | 900 | expire: 1209600 serial: 1 | |
coursera.org | MX | 300 | pri: 10 | |
coursera.org | MX | 300 | pri: 20 | |
coursera.org | MX | 300 | pri: 20 | |
coursera.org | MX | 300 | pri: 30 | |
coursera.org | MX | 300 | pri: 30 | |
coursera.org | MX | 300 | pri: 30 | |
coursera.org | MX | 300 | pri: 30 | |
coursera.org | TXT | 376174617-10056694 | 60 | |
coursera.org | TXT | MS=ms91657421 | 60 | |
coursera.org | TXT | apple-domain-verification=8gxy28dzSlSOYkUI | 60 | |
coursera.org | TXT | atlassian-domain-verification=OwoxnU5JeeEeNB3PXqTmPOsZNFUYTd05tar4PX8ZNNjps+mMWto+OyyA/50W5+B1 | 60 | |
coursera.org | TXT | atlassian-domain-verification=pwnyCbGEmC6E08lYJGO/SYkQvbjFS+OXy03eVMG75U52Edj0vbZGBjdaorxh+PUE | 60 | |
coursera.org | TXT | cisco-ci-domain-verification=5b418d2526e560d4ec96988886c86e7930c6936b68215183295356a4e4bf36d7 | 60 | |
coursera.org | TXT | docusign=05d7ee1b-a029-4b94-912a-25bb3c4a2bed | 60 | |
coursera.org | TXT | facebook-domain-verification=46dep9ql4m6it0wahwkhiou7xit57h | 60 | |
coursera.org | TXT | google-site-verification=61uiBFuqY-MYJHWt_8qbU00Rsn7Nq_njU5eMUG0NlrY | 60 | |
coursera.org | TXT | google-site-verification=874wxzrE4FAJO81XTCXyH6WYnWZAMdlbMRXI3lfI0bw | 60 | |
coursera.org | TXT | google-site-verification=H2oN7Mv4QCzOClwXz1j30f-4544byEDxyEk0o3eluE0 | 60 | |
coursera.org | TXT | google-site-verification=PDgfi1HUgagq2NZOh86B3PpGnjDyNXdUr9iyWzDjONM | 60 | |
coursera.org | TXT | google-site-verification=UGpuPtZLCcMKFmgAeN4q6EbvxJn56A8Jz0sgW3yVKmA | 60 | |
coursera.org | TXT | google-site-verification=fFsckLsIOub_171zkeWLBQ72SvjwGSPsz209wwTtmX4 | 60 | |
coursera.org | TXT | google-site-verification=l-IugqqOHDGlHpUHfv3e6z8J1koLgfGSem04lqBA_B8 | 60 | |
coursera.org | TXT | google-site-verification=tbpsWy5oBEvo-Kod36Lqsb3qRK0h_divcCGAeUdVZlk | 60 | |
coursera.org | TXT | spf2.0/pra include:amazonses.com include:sendgrid.net include:_spf.google.com include:spf.mtasv.net -all | 60 | |
coursera.org | TXT | stripe-verification=95449f6ae01b02ef7f65b59ee2f3ed14bac52c49aaa1519e57b864b70baede3a | 60 | |
coursera.org | TXT | v=spf1 include:sendgrid.net ip4:24.6.102.21 ip4:54.83.204.127 ip4:50.16.53.44 include:_spf.google.com include:amazonses.com include:spf.mtasv.net include:_spf.salesforce.com include:spf.mandrillapp.com -all | 60 | |
coursera.org | TXT | yandex-verification: 7472d03e746e191a | 60 | |
coursera.org | TXT | zoom-domain-verification=6fb6c268-238e-477b-ba40-2f0164695cd7 | 60 |