| Desktop | 54/100 | ❗ |
| Mobile | 34/100 | ✘ |
| Field | Data | Result |
|---|---|---|
| Page Size | 78 KB | ✔ |
| Compression | 18 KB (-76.3%) | ✔ |
| Text/Html Ratio | 17273 / 79414 (bytes) = 21.75% | ✔ |
| Load Time | 0.77 second | ✔ |
| Mobile Ready | 0/100 | ✘ |
| In-Page Links | 85 | ✔ |
| Doc Type | HTML 5 | ✔ |
| Encoding | UTF-8 | ✔ |
| Declared Language | English | ✔ |
| Preferred Domain | Yes | ✔ |
| Robots.txt | Yes | ✔ |
| Url Rewrite | Yes | ✘ |
| Underscores in url | Yes | ✘ | Images Without ALT | 7 / 37 | ✘ |
| Embedded Objects (Desktop) | No | ✔ |
| Embedded Objects (Mobile) | No | ✔ |
| Iframe | No | ✔ |
| Custom 404 page | Yes | ✔ |
| Email Privacy | Yes | ✔ |
| Gsafe browsing | Yes | ✔ |
| Analytics | Yes | ✔ |
| W3C Validity | No | ✘ |
| Keywords | Freq | Title | Desc | <H> |
|---|---|---|---|---|
| các | 34 | ✘ | ✘ | ✘ |
| một | 27 | ✘ | ✘ | ✘ |
| học | 27 | ✔ | ✔ | ✘ |
| của | 25 | ✘ | ✘ | ✘ |
| số | 25 | ✘ | ✘ | ✘ |
| toán | 22 | ✔ | ✔ | ✘ |
| trong | 19 | ✘ | ✘ | ✘ |
| mình | 15 | ✘ | ✘ | ✘ |
| trả | 13 | ✘ | ✘ | ✘ |
| lời | 13 | ✘ | ✘ | ✘ |
| bài | 13 | ✘ | ✘ | ✘ |
| với | 13 | ✘ | ✘ | ✘ |
| được | 12 | ✘ | ✘ | ✘ |
| phương | 11 | ✘ | ✘ | ✘ |
| người | 11 | ✘ | ✘ | ✘ |
|
With 0.77 seconds in page load, 78 KB of page size and all other reports below, the diendantoanhoc.org has a SEO score of 66 out of 100 |
| Title | Trang chủ - Diễn đàn Toán học |
| Description | Trang chủ - Diễn đàn Toán học |
| Keyword | diễn đàn toán học, toán học, diễn đàn toán, vmf, thi toán, giải toán, phương trình, bất đẳng thức, thi đại học, thi quốc gia, tài liệu, tài liệu toán, luyện thi, học sinh giỏi, chuyên toán, vmo, imo, toán đại cương, đại số tuyến tính, giải tích, tối ưu hoá, toán cao cập, topo, hình học đại số, xác suất, thống kê, toán nghiên cứu |
| Age | 2 Years, 333 Days |
| Created | 12th-Mar-2021 |
| Updated | 26th-Apr-2023 |
| Expiry | 12th-Mar-2024 |
| Host | Type | Ttl | Other |
|---|---|---|---|
| diendantoanhoc.org | A | 292 | ip:172.67.191.76 |
| diendantoanhoc.org | A | 292 | ip:104.21.20.36 |
| diendantoanhoc.org | NS | 3592 | target:cody.ns.cloudflare.com |
| diendantoanhoc.org | NS | 3592 | target:naomi.ns.cloudflare.com |
| diendantoanhoc.org | SOA | 1800 | mname:cody.ns.cloudflare.comrname:dns.cloudflare.comserial:2329901076refresh:10000retry:2400expire:604800minimum-ttl:1800 |
| diendantoanhoc.org | MX | 300 | pri:10target:mx.yandex.net |
| diendantoanhoc.org | TXT | 300 | txt:v=spf1 redirect=_spf.yandex.net |
| diendantoanhoc.org | TXT | 300 | txt:yandex-verification: 658e354b0c3fff27 |
| diendantoanhoc.org | TXT | 300 | txt:google-site-verification=_5GY4DicQRHKmyaF7hhgDQmbAgANFMH0Xiys6r7JTNs |
| diendantoanhoc.org | AAAA | 292 | ipv6:2606:4700:3034::6815:1424 |
| diendantoanhoc.org | AAAA | 292 | ipv6:2606:4700:3031::ac43:bf4c |
|
HTTP/1.1 301 Moved Permanently Date: Fri, 09 Feb 2024 09:15:49 GMT Transfer-Encoding: chunked Connection: keep-alive Cache-Control: max-age=3600 Expires: Fri, 09 Feb 2024 10:15:49 GMT Location: https://diendantoanhoc.org/ Report-To: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=NBeD10UXTbcMcUmLP%2FBmZvNGnBO6o7bXgnEFPPVbg%2FyLkNXFDk2XP6m%2F3GlAKufDVXjEq5nI8jJYG6Uhx9UqFQwuAYLhHS%2Fi8a2IJLIB81kgcucONbL%2B24CcxNm%2BSr6bP0ftb3zuG2DnvomMd1%2F2D%2Bc%3D"}],"group":"cf-nel","max_age":604800} NEL: {"success_fraction":0,"report_to":"cf-nel","max_age":604800} Server: cloudflare CF-RAY: 852b028fad4b4372-EWR alt-svc: h3=":443"; ma=86400 HTTP/2 200 date: Fri, 09 Feb 2024 09:15:49 GMT content-type: text/html;charset=UTF-8 cache-control: no-cache, must-revalidate, max-age=0 expires: Thu, 08 Feb 2024 09:15:49 GMT pragma: no-cache vary: Accept-Encoding set-cookie: session_id=fc07a3776d36bcf488ddd20395897bb3; path=/; httponly cf-cache-status: DYNAMIC report-to: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=4%2Bl9TNcGKNqaNx%2By0Sb36w5C7Zk7y2MkDbx47XZehxU6rqhRlbkifj4ktQjtPazYF4%2BTO3WgwwzvHcC%2FOoTL7%2Fcn3Ag%2F37MqTzU4Zy1xBcVQ57pJ4OwLJth0E8mLLsbpnHyycIDK3FbssMZQQRZZNLU%3D"}],"group":"cf-nel","max_age":604800} nel: {"success_fraction":0,"report_to":"cf-nel","max_age":604800} server: cloudflare cf-ray: 852b028fdacd1977-EWR alt-svc: h3=":443"; ma=86400 |
|
Domain Name: diendantoanhoc.org Registry Domain ID: 5c0dfaf6260247ac833f385d15ac2b63-LROR Registrar WHOIS Server: http://whois.porkbun.com Registrar URL: https://porkbun.com Updated Date: 2023-04-26T10:29:15Z Creation Date: 2021-03-12T10:28:44Z Registry Expiry Date: 2024-03-12T10:28:44Z Registrar: Porkbun LLC Registrar IANA ID: 1861 Registrar Abuse Contact Email: abuse@porkbun.com Registrar Abuse Contact Phone: +1.8557675286 Domain Status: clientDeleteProhibited https://icann.org/epp#clientDeleteProhibited Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited Registry Registrant ID: REDACTED FOR PRIVACY Registrant Name: REDACTED FOR PRIVACY Registrant Organization: Private by Design, LLC Registrant Street: REDACTED FOR PRIVACY Registrant City: REDACTED FOR PRIVACY Registrant State/Province: NC Registrant Postal Code: REDACTED FOR PRIVACY Registrant Country: US Registrant Phone: REDACTED FOR PRIVACY Registrant Phone Ext: REDACTED FOR PRIVACY Registrant Fax: REDACTED FOR PRIVACY Registrant Fax Ext: REDACTED FOR PRIVACY Registrant Email: Please query the RDDS service of the Registrar of Record identified in this output for information on how to contact the Registrant, Admin, or Tech contact of the queried domain name. Registry Admin ID: REDACTED FOR PRIVACY Admin Name: REDACTED FOR PRIVACY Admin Organization: REDACTED FOR PRIVACY Admin Street: REDACTED FOR PRIVACY Admin City: REDACTED FOR PRIVACY Admin State/Province: REDACTED FOR PRIVACY Admin Postal Code: REDACTED FOR PRIVACY Admin Country: REDACTED FOR PRIVACY Admin Phone: REDACTED FOR PRIVACY Admin Phone Ext: REDACTED FOR PRIVACY Admin Fax: REDACTED FOR PRIVACY Admin Fax Ext: REDACTED FOR PRIVACY Admin Email: Please query the RDDS service of the Registrar of Record identified in this output for information on how to contact the Registrant, Admin, or Tech contact of the queried domain name. Registry Tech ID: REDACTED FOR PRIVACY Tech Name: REDACTED FOR PRIVACY Tech Organization: REDACTED FOR PRIVACY Tech Street: REDACTED FOR PRIVACY Tech City: REDACTED FOR PRIVACY Tech State/Province: REDACTED FOR PRIVACY Tech Postal Code: REDACTED FOR PRIVACY Tech Country: REDACTED FOR PRIVACY Tech Phone: REDACTED FOR PRIVACY Tech Phone Ext: REDACTED FOR PRIVACY Tech Fax: REDACTED FOR PRIVACY Tech Fax Ext: REDACTED FOR PRIVACY Tech Email: Please query the RDDS service of the Registrar of Record identified in this output for information on how to contact the Registrant, Admin, or Tech contact of the queried domain name. Name Server: cody.ns.cloudflare.com Name Server: naomi.ns.cloudflare.com DNSSEC: unsigned URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/ >>> Last update of WHOIS database: 2024-02-09T09:15:52Z |
| Server IP | 172.67.191.76 |
| Server Location | United States of America |
| Service Provider | CLOUDFLARENET |
| Domains (TLD) | Status |
|---|---|
| diendantoanhoc.com | Already Registered |
| diendantoanhoc.net | Already Registered |
| diendantoanhoc.biz | Available |
| diendantoanhoc.io | Already Registered |
| diendantoanhoc.info | Already Registered |
| Domains (TLD) | Status |
|---|---|
| xiendantoanhoc.org | Already Registered |
| siendantoanhoc.org | Already Registered |
| wiendantoanhoc.org | Already Registered |
| eiendantoanhoc.org | Already Registered |
| riendantoanhoc.org | Already Registered |
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