class-central.com ▷ Class Central • Find the best courses, wherever they exist.

Quick Summary

Online Status

Online

Server IP address resolved: Yes
Http response code: 200
Response time: 0.78 sec.
Last Checked: 11/07/2024

Class-central.com traffic volume is 15,459 unique daily visitors and their 33,392 pageviews. The web value rate of class-central.com is 581,138 USD. Each visitor makes around 2.31 page views on average.

By Alexa's traffic estimates class-central.com placed at 9,256 position over the world, while the largest amount of its visitors comes from India, where it takes 5,980 place.

Class-central.com is hosted by CLOUDFLARENET - Cloudflare, Inc., US in United States; however, we recommend migrating the server to India, as it will speed up class-central.com page load time for the majority of users. See the list of other web pages hosted by CLOUDFLARENET - Cloudflare, Inc., US.

Class-central.com registered under .COM top-level domain. Check other websites in .COM zone.

The last verification results, performed on (August 18, 2024) class-central.com show that class-central.com has a valid and up-to-date SSL certificate issued by CloudFlare, Inc. expiring on December 27, 2024. Click “Refresh” button for SSL Information at the Safety Information section. Check the list of websites using SSL certificates issued by CloudFlare, Inc..

In accordance with Google Safe Browsing, Google Safe Search, Symantec and Web of Trust class-central.com is pretty a safe domain.

Relying Google MobileFriendly test class-central.com is well optimized for mobile and tablet devices.

Class-central.com General Information

Global Rank

21,879

Average Load Time

2.61sec

Links In Count

337

Website Value

$543,120

Audience Geography. Where are class-central.com visitors located?

Country	Visitors
India IN	20.1%
United States US	18.8%
China CN	7.6%
Nigeria NG	4.1%
Spain ES	2.7%
Egypt EG	2.4%
United Kingdom GB	2.2%
Pakistan PK	1.9%
Iran IR	1.8%
Other	38.5%

Country	Pageviews
India IN	18.8%
United States US	18.3%
China CN	6.7%
Nigeria NG	4.7%
United Kingdom GB	3.6%
Italy IT	3.1%
Egypt EG	2.6%
Spain ES	2.2%
Iran IR	2%
Other	37.9%

Country	Rank
Nigeria NG	2570
Ethiopia ET	3397
Myanmar MM	4766
Egypt EG	4987
Kuwait KW	5040
India IN	5980
Pakistan PK	7319
Saudi Arabia SA	8140
South Africa ZA	9776
Singapore SG	10800
Belgium BE	11280
Hong Kong HK	12247

Where do visitors go on class-central.com?

Subdomain	Pageviews
class-central.com	99.89%
other	0.11%

Subdomain	Pageviews per User
class-central.com	2.3

Subdomain	Reach
class-central.com	99.87%

How popular is class-central.com?

Period	Global Rank	Global Rank Delta
past 3 months	21879	-908
past month	21058	-415
past week	21682	-393
yesterday	23832	-956

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	29323	213	233	-2.56%	2.16	-5.263%
30	27577	-1762	251	7%	2.3	7%
7	28874	-791	24	3%	2.2	1%
1	29791	1164	25	0.4%	2.5	-13.29%

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	20492	-1229	399	3%
30	20104	59	41	0.1%
7	20594	-280	40	1%
1	23732	-1804	37	20%

Class-central.com Safety Information

Overview

Last Updated: 11/07/2024

Overall result - class-central.com is safe.

We gather website safety and reputation data and compare it with available third-party sources so we calculate own safety and trustworthiness rate based on information that we get.

Norton Connect Safe

Last Updated: 03/21/2024

class-central.com is safe.

Norton ConnectSafe evaluates class-central.com for any unsafe and insecure content. The results are critical for families with young children.

Google Safe Search

Last Updated: 10/14/2016

class-central.com is safe.

SafeSearch is used as a parental control tool to filter out any inappropriate for your children search results on your devices: phones, tablets or personal computers.

Google Safe Browsing

Last Updated: 01/09/2019

class-central.com is safe.
Malware: not found.
Phishing: not detected.
Unwanted software: not found.
Harmfull applications: not found.

Google Safe Browsing notifies when websites are compromised by malicious actors. These protections work across Google products and provide a safer online experience.

Site Advisor

Last Updated: 02/22/2021

class-central.com is safe.

McAfee assesses class-central.com for a meaningful set of security threats. Featured dangers from annoying pop-ups to hidden Trojans, that can steal your identity, will be revealed. McAfee does not analyze class-central.com for mature or inappropriate content, only security checks are evaluated.

Web of Trust

Last Updated: 01/09/2019

class-central.com child safety is very good.

The WOT calculates reputation of the class-central.com. This reputation system receives ratings from users and information from third-party sources, assesses the class-central.com for safety features and confirms, whether class-central.com is suitable for children.

SSL Information

SSL Checker Tool

Domain	class-central.com
Issuer Organization	CloudFlare, Inc.
Issuer	Cloudflare Inc ECC CA-3
Algorithm	ecdsa-with-SHA256
Valid form	12/28/2023
Expiration	12/27/2024
Signed	Certificate is not self signed
Additional Domains	*.class-central.com class-central.com

Class-central.com Server Information

Server Location

Geolocation Tool

ASN Information

ASN Lookup Tool

ASN ID: 13335
ASN Title: CLOUDFLARENET - Cloudflare, Inc., US

Last Update: 07/16/2024

ASN Whois

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/whois_reporting/index.html
#
# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#

ASNumber: 13335
ASName: CLOUDFLARENET
ASHandle: AS13335
RegDate: 2010-07-14
Updated: 2017-02-17
Comment: All Cloudflare abuse reporting can be done via https://www.cloudflare.com/abuse
Ref: https://rdap.arin.net/registry/autnum/13335

OrgName: Cloudflare, Inc.
OrgId: CLOUD14
Address: 101 Townsend Street
City: San Francisco
StateProv: CA
PostalCode: 94107
Country: US
RegDate: 2010-07-09
Updated: 2017-02-17
Comment: All Cloudflare abuse reporting can be done via https://www.cloudflare.com/abuse
Ref: https://rdap.arin.net/registry/entity/CLOUD14

OrgTechHandle: ADMIN2521-ARIN
OrgTechName: Admin
OrgTechPhone: +1-650-319-8930
OrgTechEmail: rir@cloudflare.com
OrgTechRef: https://rdap.arin.net/registry/entity/ADMIN2521-ARIN

OrgAbuseHandle: ABUSE2916-ARIN
OrgAbuseName: Abuse
OrgAbusePhone: +1-650-319-8930
OrgAbuseEmail: abuse@cloudflare.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/ABUSE2916-ARIN

OrgNOCHandle: NOC11962-ARIN
OrgNOCName: NOC
OrgNOCPhone: +1-650-319-8930
OrgNOCEmail: noc@cloudflare.com
OrgNOCRef: https://rdap.arin.net/registry/entity/NOC11962-ARIN

RNOCHandle: NOC11962-ARIN
RNOCName: NOC
RNOCPhone: +1-650-319-8930
RNOCEmail: noc@cloudflare.com
RNOCRef: https://rdap.arin.net/registry/entity/NOC11962-ARIN

RTechHandle: ADMIN2521-ARIN
RTechName: Admin
RTechPhone: +1-650-319-8930
RTechEmail: rir@cloudflare.com
RTechRef: https://rdap.arin.net/registry/entity/ADMIN2521-ARIN

RAbuseHandle: ABUSE2916-ARIN
RAbuseName: Abuse
RAbusePhone: +1-650-319-8930
RAbuseEmail: abuse@cloudflare.com
RAbuseRef: https://rdap.arin.net/registry/entity/ABUSE2916-ARIN

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/whois_reporting/index.html
#
# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#

Class-central.com Domain Name Information

WHOIS

WHOIS Lookup Tool

Domain Whois

Domain Name: CLASS-CENTRAL.COM
Registry Domain ID: 1689206929_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.1api.net
Registrar URL: http://www.1api.net
Updated Date: 2022-12-26T03:15:11Z
Creation Date: 2011-11-27T18:20:00Z
Registry Expiry Date: 2030-11-27T18:20:00Z
Registrar: 1API GmbH
Registrar IANA ID: 1387
Registrar Abuse Contact Email: abuse@1api.net
Registrar Abuse Contact Phone: +49.68949396850
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Name Server: ARELY.NS.CLOUDFLARE.COM
Name Server: CASH.NS.CLOUDFLARE.COM
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2024-09-11T02:38:28Z

DNS Records

DNS Lookup Tool

Host	A Record	TTL
class-central.com	50.56.53.132	3600

Host	MX Record	TTL
class-central.com	alt1.aspmx.l.google.com	3600
class-central.com	alt2.aspmx.l.google.com	3600
class-central.com	aspmx.l.google.com	3600
class-central.com	aspmx2.googlemail.com	3600
class-central.com	aspmx3.googlemail.com	3600
class-central.com	aspmx4.googlemail.com	3600
class-central.com	aspmx5.googlemail.com	3600

Host	NS Record	TTL
class-central.com	ns1.dnsimple.com	3600
class-central.com	ns2.dnsimple.com	3600
class-central.com	ns3.dnsimple.com	3600
class-central.com	ns4.dnsimple.com	3600

Host	TXT Record	TTL
class-central.com	google-site-verification=5axfzDdtPxEViLntMS7hz0F7MzsfILnZfrKIafLPC-c	3600

ns1.dnsimple.com
TTL: 3600
Email address: admin.dnsimple.com
Serial: 1554513372
Refresh: 86400
Retry: 7200
Expire: 604800
Minimum: 300

Class-central.com HTML Validation

HTML Validation Tool

Errors

Attribute “itemprop” not allowed on element “link” at this point.

Element “div” not allowed as child of element “h3” in this context. (Suppressing further errors from this subtree.)

Element “h5” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)

Element “p” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)

Bad value “” for attribute “id” on element “a”: An ID must not be the empty string.

Duplicate ID “navbar-create-free-account”.

End tag “nav” seen, but there were open elements.

Unclosed element “div”.

End tag “p” seen, but there were open elements.

Unclosed element “span”.

Stray end tag “a”.

Stray end tag “ul”.

End tag for “body” seen, but there were unclosed elements.

Warnings

Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.

The first occurrence of ID “navbar-create-free-account” was here.

Consider using the “h1” element as a top-level heading only (all “h1” elements are treated as top-level headings by many screen readers and other tools).

Empty heading.

Class-central.com Desktop Insights

Last tested: 12/10/2019

Desktop

Desktop Speed

91%

Eliminate render-blocking JavaScript and CSS in above-the-fold content

Leverage browser caching

Desktop Resource Breakdown

Total Resources	45
Number of Hosts	9
Static Resources	36
JavaScript Resources	6
CSS Resources	1

Class-central.com Mobile Insights

Last tested: 12/11/2019

Mobile

Mobile Usability

99%

Size tap targets appropriately

Mobile Speed

75%

Eliminate render-blocking JavaScript and CSS in above-the-fold content

Leverage browser caching

Mobile Resource Breakdown

Total Resources	39
Number of Hosts	9
Static Resources	30
JavaScript Resources	6
CSS Resources	1

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Class-central.com Class Central • Find the best courses, wherever they exist.

Class Central aggregates courses from many providers to help you find the best courses on almost any subject, wherever they exist.

Quick Summary

Class-central.com General Information

Class-central.com Safety Information

Class-central.com Server Information

Class-central.com Domain Name Information

Class-central.com HTML Validation

Class-central.com Desktop Insights

Class-central.com Mobile Insights

Class-central.com Nearest Competitors

Class-central.com Typos