classace.io
Class Ace | Effective Self-Paced Learning Platform Built for Kids

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

 Server response time 0,553 sec

 HTML load time 1,302 sec

iHTML length: 245910

 A link to a favicon is specified

iNumber of IMGs: 58

!The ALT attribute is not set for all IMGs

 Adapted for mobile devices. It uses the VIEWPORT tag

!W3C Validation. Number of HTML errors: 95

 W3C Validation. Number of HTML warnings: 2

 Uses robots.txt

!Doesn't use a sitemap

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

Exact physical location of Classace.io

iUS Seattle 410 Terry Ave N.

Amazon.com Invictus, 410, Terry Avenue North, South Lake Union, Belltown, Seattle, King County, Washington, 98109-5210, United States

Technical Information

iServer: Cowboy

iClassace.io created 6 year(s) 3 month(s) 6 day(s) ago (2018-06-16)

iRegistration period ends in (2022-06-16)

iClassace.io is registered in the NAME.COM LLC

iClassace.io registered to Domain Protection Services, Inc.

iNameservers: NS1BQX.NAME.COM,   NS2BKR.NAME.COM,   NS4CGS.NAME.COM,   NS3FGH.NAME.COM

iIPv4: 52.45.2.52,   3.228.103.136,   52.5.194.13,   34.207.48.100,   52.20.113.123,   3.222.240.112,   3.211.204.50,   34.193.233.154

iDNS TXT Records: "google-site-verification=GiQXTAdVaeFxhng9CEg9A6WAVqya9AM_Y8gTY9istqA"
"v=spf1 include:spf.mailjet.com include:_spf.google.com ~all"
"v=spf1 include:_spf.firebasemail.com ~all"
"firebase=turbo-math"
"stripe-verification=ab559ea80dc4d002c403b503447e7bc297f252327f61c303eca37097c8a83fb5"
"facebook-domain-verification=ubhz6ls4uo5lbyz563ctgis72cdehu"

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

iDMARC Mail Anti Spam Records: 3.224.116.172,   3.223.73.198,   52.200.57.5,   52.204.138.61,   34.239.208.97,   34.233.212.111,   35.169.70.242,   52.54.95.251

iAuthor Domain Signing Practices Mail Records: 34.193.233.154,   3.211.204.50,   52.5.194.13,   34.207.48.100,   52.20.113.123,   3.222.240.112,   3.228.103.136,   52.45.2.52

iRaw DNS Information

A: 52.45.2.52
A: 3.228.103.136
A: 52.5.194.13
A: 34.207.48.100
A: 52.20.113.123
A: 3.222.240.112
A: 3.211.204.50
A: 34.193.233.154

TXT: "google-site-verification=GiQXTAdVaeFxhng9CEg9A6WAVqya9AM_Y8gTY9istqA"
TXT: "v=spf1 include:spf.mailjet.com include:_spf.google.com ~all"
TXT: "v=spf1 include:_spf.firebasemail.com ~all"
TXT: "firebase=turbo-math"
TXT: "stripe-verification=ab559ea80dc4d002c403b503447e7bc297f252327f61c303eca37097c8a83fb5"
TXT: "facebook-domain-verification=ubhz6ls4uo5lbyz563ctgis72cdehu"

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

DMARC: 3.224.116.172
DMARC: 3.223.73.198
DMARC: 52.200.57.5
DMARC: 52.204.138.61
DMARC: 34.239.208.97
DMARC: 34.233.212.111
DMARC: 35.169.70.242
DMARC: 52.54.95.251

ADSP: 34.193.233.154
ADSP: 3.211.204.50
ADSP: 52.5.194.13
ADSP: 34.207.48.100
ADSP: 52.20.113.123
ADSP: 3.222.240.112
ADSP: 3.228.103.136
ADSP: 52.45.2.52

The popularity of the site

iHow many links to Classace.io on the Internet: 6