c4learn.com
Learn Programming Tutorials Step By Step - c4learn.com

!No H1 Tag!No Description No Keywords

Technical Rating

XSS attack - not protected. HTTP header "X-XSS-Protection" not found

User Interface redress attack - not protected. HTTP header "X-Frame-Options" not found

HTTP request response - 200

HTTPS request response - 200

!No Redirect from HTTP to HTTPS

iHTTP redirect: http://www.c4learn.com/

iHTTPS redirect: https://www.c4learn.com/

!Server response time 2,696 sec

!HTML load time 2,975 sec

iHTML length: 33404

A link to a favicon is specified

iNumber of IMGs: 4

!The ALT attribute is not set for all IMGs

Adapted for mobile devices. It uses the VIEWPORT tag

!W3C Validation. Number of HTML errors: 22

W3C Validation. Number of HTML warnings: 17

Uses robots.txt

Uses sitemap

DNS MX record is available. Anti-spam DMARC and ADSP records are available

Exact physical location of C4learn.com

iUS, United States

United States

Technical Information

iServer: Apache

iC4learn.com created 14 year(s) 10 month(s) 21 day(s) ago (2010-04-11)

iRegistration period ends in (2022-04-11)

iC4learn.com is registered in the GODADDY.COM, LLC

iСontacts: Select Contact Domain Holder link at https://www.godaddy.com/whois/results.aspx?domain=c4learn.com

iNameservers: NS1.C4LEARN.ORG, NS2.C4LEARN.ORG

iIPv4: 216.172.191.150

iDNS TXT Records: "v=spf1 +a +mx +ip4:184.173.215.189 ?all"

iDNS Mail Records: 1 aspmx.l.google.com., 5 alt1.aspmx.l.google.com., 5 alt2.aspmx.l.google.com., 10 aspmx2.googlemail.com., 10 aspmx3.googlemail.com.

iDMARC Mail Anti Spam Records: 216.172.191.150

iAuthor Domain Signing Practices Mail Records: 216.172.191.150

iRaw DNS Information

A: 216.172.191.150

TXT: "v=spf1 +a +mx +ip4:184.173.215.189 ?all"

MX: 1 aspmx.l.google.com.
MX: 5 alt1.aspmx.l.google.com.
MX: 5 alt2.aspmx.l.google.com.
MX: 10 aspmx2.googlemail.com.
MX: 10 aspmx3.googlemail.com.

DMARC: 216.172.191.150

ADSP: 216.172.191.150