Free4dev.com SEO Analysis
Pagespeed Score
Desktop 0/100 ✘
Mobile 0/100 ✘
Optimization Stats
Field Data Result
Page Size 95 KB ✔
Compression 15 KB (-84.1%) ✔
Text/Html Ratio 4125 / 97068 (bytes) = 4.25% ❗
Load Time 0.76 second ✔
Mobile Ready 99/100 ✔
In-Page Links 62 ✔
Doc Type ✔
Encoding UTF-8 ✔
Declared Language English ✔
Preferred Domain Yes ✔
Robots.txt Yes ✔
Url Rewrite No ✔
Underscores in url No ✔
Images Without ALT 3 / 41 ✘
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 ✘
Keyword Consistency ✔
Keywords Freq Title Desc <H>
trong 19 ✘ ✘ ✔
trình 14 ✔ ✔ ✔
học 14 ✔ ✘ ✔
trÌnh 11 ✘ ✘ ✘
tập 10 ✘ ✘ ✔
văn 9 ✘ ✔ ✘
các 8 ✘ ✔ ✔
tẬp 7 ✘ ✘ ✘
file 7 ✘ ✘ ✔
không 7 ✔ ✔ ✔
nguyễn 7 ✘ ✔ ✘
toÁn 6 ✘ ✘ ✘
thuẬt 6 ✘ ✘ ✘
chào 5 ✘ ✘ ✘
xẾp 5 ✘ ✘ ✘
72/100
Update

March, 27 2020

With 0.76 seconds in page load, 95 KB of page size and all other reports below, the free4dev.com has a SEO score of 72 out of 100
Meta tags data
Title Lập Trình Không Khó - Tự học lập trình cùng "Lập Trình NOT Khó"
Description "Lập Trình Không Khó" là một blog của Nguyễn Văn Hiếu. Đây là nơi tác giả chia sẻ các kiến thức và kinh nghiệm về lập trình với công đồng IT Việt.
Keyword
Domain Registration
Age 0 Years, 69 Days
Created 18th-Jan-2020
Updated 18th-Jan-2020
Expiry 18th-Jan-2021
DNS Data
Host Type Ttl Other
http Headers
WHOIS Data
Domain Name: free4dev.com
Registry Domain ID: 2481659633_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.pavietnam.vn
Registrar URL: http://www.pavietnam.vn
Updated Date: 2020-01-18T11:20:50Z
Creation Date: 2020-01-18T07:03:05Z
Registrar Registration Expiration Date: 2021-01-18T07:03:05Z
Registrar: P.A. Viet Nam Company Limited
Registrar IANA ID: 1649
Registrar Abuse Contact Email: abuse@pavietnam.vn
Registrar Abuse Contact Phone: +84 28 62563737 - Ext: 636
Domain Status: clientTransferProhibited http://www.icann.org/epp#clientTransferProhibited
Registry Registrant ID: Not available from Registry
Registrant Name: Nguyen Van Hieu
Registrant Organization:
Registrant Street: Thon Yen Thinh, xa Son Da, huyen Ba Vi
Registrant City: Ha Noi
Registrant State/Province:
Registrant Postal Code: 100000
Registrant Country: VN
Registrant Phone: +84.
Registrant Phone Ext:
Registrant Fax:
Registrant Email: vanhieu2910@gmail.com
Registry Admin ID: Not available from Registry
Admin Name: Nguyen Van Hieu
Admin Organization:
Admin Street: Thon Yen Thinh, xa Son Da, huyen Ba Vi
Admin City: Ha Noi
Admin State/Province:
Admin Postal Code: 100000
Admin Country: VN
Admin Phone: +84.
Admin Phone Ext:
Admin Fax:
Admin Email: vanhieu2910@gmail.com
Registry Tech ID: Not available from Registry
Tech Name: Nguyen Van Hieu
Tech Organization:
Tech Street: Thon Yen Thinh, xa Son Da, huyen Ba Vi
Tech City: Ha Noi
Tech State/Province:
Tech Postal Code: 100000
Tech Country: VN
Tech Phone: +84.
Tech Phone Ext:
Tech Fax:
Tech Email: vanhieu2910@gmail.com
Name Server: lola.ns.cloudflare.com
Name Server: clark.ns.cloudflare.comDNSSEC:Unsigned
URL of the ICANN WHOIS Data Problem Reporting System: http://wdprs.internic.net/
>>> Last update of WHOIS database: 2020-03-07T09:14:22Z
Server Location
Server IP 45.76.177.130
Server Location Singapore
Service Provider Choopa, LLC
Domain Availability
Domains (TLD) Status
free4dev.net Available
free4dev.org Available
free4dev.biz Already Registered
free4dev.io Already Registered
free4dev.info Available
Typo Availability
Domains (TLD) Status
fre4dev.com Available
cree4dev.com Available
dree4dev.com Available
eree4dev.com Available
rree4dev.com Available
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