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Harperacademic.com Overview

Harperacademic.com ranking shows that the page is at position 11,599,174 over the world.

In terms of rank-to-traffic ratio, harperacademic.com has 63 unique users per day, viewing 63 pages. The rank based value of harperacademic.com is 0 USD. Every user makes 1.08 pageviews on average.

Harperacademic.com boasts a link base consisting of 390 referring domains and 489 external backlinks, as revealed by the data obtained from web network scanning.

Harperacademic.com top-level domain belongs to .COM domain zone. Check other webpages in .COM zone.

According the last verification test in June 08, 2021, harperacademic.com has an expired SSL certificate issued by CloudFlare, Inc. (expired on August 05, 2021). Click button “Update” SSL Information at the Safety Information section. Check the list of websites using SSL by CloudFlare, Inc..

Based on data from Google Safe Browsing, Google Safe Search and Symantec harperacademic.com is a fairly safe domain.

According the Mobile-Friendly test by Google harperacademic.com is nice optimized for mobile devices and tablets.

Harperacademic.com Rank Summary

Global Rank

11,599,174

Average Load Time

0.00sec

Links In Count

Website Value

Audience Geography. Where are harperacademic.com visitors located?

Country	Visitors

Country	Pageviews

Country	Rank

Where do visitors go on harperacademic.com?

Subdomain	Pageviews

Subdomain	Pageviews per User

Subdomain	Reach

How popular is harperacademic.com?

Period	Global Rank	Global Rank Delta
past 3 months	11599174	9494989

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	11649079	9507308	0	-98.561%	1	-57.447%

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	11480039	9271543	1	-96.61%

Harperacademic.com Website Safety

Overview

Last Updated: 12/27/2024

Overall result - harperacademic.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: 02/07/2024

harperacademic.com is safe.

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

Google Safe Search

Last Updated: 12/09/2017

harperacademic.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

harperacademic.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

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McAfee assesses harperacademic.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 harperacademic.com for mature or inappropriate content, only security checks are evaluated.

Web of Trust

Last Updated: 12/27/2024

harperacademic.com child safety is unknown.

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

SSL Information

SSL Checker Tool

Domain	sni.cloudflaressl.com
Issuer Organization	CloudFlare, Inc.
Issuer	Cloudflare Inc ECC CA-3
Algorithm	ecdsa-with-SHA256
Valid form	08/05/2020
Expiration	08/05/2021
Signed	Certificate is not self signed
Additional Domains	*.harperacademic.com sni.cloudflaressl.com harperacademic.com

Harperacademic.com Rank History

Alexa Rank shows how popular harperacademic.com is in comparison with other sites. The most popular site has Alexa Rank equals 1. If harperacademic.com has Alexa Rank equals 100,000, then it is in TOP 100,000 popular sites in the world. The rank is calculated using a combination of average daily visitors to harperacademic.com and pageviews on harperacademic.com over the past 3 months.

Harperacademic.com Hosting Information

Server Location

Geolocation Tool

ASN Information

ASN Lookup Tool

ASN ID: 13335

ASN Title: CLOUDFLARENET - Cloudflare, Inc., US

Last Update: 03/23/2024

#
# 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.
#

Harperacademic.com Domain Registration and Settings

WHOIS

WHOIS Lookup Tool

Domain Name: HARPERACADEMIC.COM
Registry Domain ID: 27180483_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.markmonitor.com
Registrar URL: http://www.markmonitor.com
Updated Date: 2023-04-14T10:24:37Z
Creation Date: 2000-05-16T14:00:26Z
Registry Expiry Date: 2024-05-16T14:00:26Z
Registrar: MarkMonitor Inc.
Registrar IANA ID: 292
Registrar Abuse Contact Email: abusecomplaints@markmonitor.com
Registrar Abuse Contact Phone: +1.2086851750
Domain Status: clientDeleteProhibited https://icann.org/epp#clientDeleteProhibited
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Domain Status: clientUpdateProhibited https://icann.org/epp#clientUpdateProhibited
Name Server: AMY.NS.CLOUDFLARE.COM
Name Server: NEIL.NS.CLOUDFLARE.COM
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2023-12-30T14:01:22Z

DNS Records

DNS Lookup Tool

Host	A Record	TTL

Host	MX Record	Priority	TTL

Host	NS Record	TTL

Host	TXT Record	TTL

Harperacademic.com HTML Check

HTML Validation Tool

Errors

A “meta” element with an “http-equiv” attribute whose value is “X-UA-Compatible” must have a “content” attribute with the value “IE=edge”.

Duplicate attribute “type”.

Bad value for attribute “srcset” on element “img”: Width for image “https://i.harperapps.com/…ers/9780062851970/x70.jpg” is identical to width for image “https://i.harperapps.com/…ers/9780062851970/x70.jpg”.

Bad value for attribute “srcset” on element “img”: Width for image “https://i.harperapps.com/…ers/9780062661135/x70.jpg” is identical to width for image “https://i.harperapps.com/…ers/9780062661135/x70.jpg”.

Bad value for attribute “srcset” on element “img”: Width for image “https://i.harperapps.com/…ers/9780062662637/x70.jpg” is identical to width for image “https://i.harperapps.com/…ers/9780062662637/x70.jpg”.

Bad value for attribute “srcset” on element “img”: Width for image “https://i.harperapps.com/…ers/9780062470027/x70.jpg” is identical to width for image “https://i.harperapps.com/…ers/9780062470027/x70.jpg”.

Bad value for attribute “srcset” on element “img”: Width for image “https://i.harperapps.com/…ers/9780062698346/x70.jpg” is identical to width for image “https://i.harperapps.com/…ers/9780062698346/x70.jpg”.

Bad value for attribute “srcset” on element “img”: Width for image “https://i.harperapps.com/…ers/9780062877789/x70.jpg” is identical to width for image “https://i.harperapps.com/…ers/9780062877789/x70.jpg”.

Bad value for attribute “srcset” on element “img”: Width for image “https://i.harperapps.com/…ers/9780062388773/x70.jpg” is identical to width for image “https://i.harperapps.com/…ers/9780062388773/x70.jpg”.

Bad value for attribute “srcset” on element “img”: Width for image “https://i.harperapps.com/…ers/9780062930828/x70.jpg” is identical to width for image “https://i.harperapps.com/…ers/9780062930828/x70.jpg”.

Bad value for attribute “srcset” on element “img”: Width for image “https://i.harperapps.com/…ers/9780062697547/x70.jpg” is identical to width for image “https://i.harperapps.com/…ers/9780062697547/x70.jpg”.

Bad value for attribute “srcset” on element “img”: Width for image “https://i.harperapps.com/…ers/9780061129735/x70.jpg” is identical to width for image “https://i.harperapps.com/…ers/9780061129735/x70.jpg”.

Bad value for attribute “srcset” on element “img”: Width for image “https://i.harperapps.com/…ers/9780062449818/x70.jpg” is identical to width for image “https://i.harperapps.com/…ers/9780062449818/x70.jpg”.

Bad value for attribute “srcset” on element “img”: Width for image “https://i.harperapps.com/…ers/9780062966810/x70.jpg” is identical to width for image “https://i.harperapps.com/…ers/9780062966810/x70.jpg”.

Bad value for attribute “srcset” on element “img”: Width for image “https://i.harperapps.com/…ers/9780062792358/x70.jpg” is identical to width for image “https://i.harperapps.com/…ers/9780062792358/x70.jpg”.

Bad value for attribute “srcset” on element “img”: Width for image “https://i.harperapps.com/…ers/9780062645180/x70.jpg” is identical to width for image “https://i.harperapps.com/…ers/9780062645180/x70.jpg”.

Bad value for attribute “srcset” on element “img”: Width for image “https://i.harperapps.com/…ers/9780062691545/x70.jpg” is identical to width for image “https://i.harperapps.com/…ers/9780062691545/x70.jpg”.

Bad value for attribute “srcset” on element “img”: Width for image “https://i.harperapps.com/…ers/9780062797117/x70.jpg” is identical to width for image “https://i.harperapps.com/…ers/9780062797117/x70.jpg”.

Stray end tag “li”.

Bad value “100%” for attribute “width” on element “iframe”: Expected a digit but saw “%” instead.

The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.

The “scrolling” attribute on the “iframe” element is obsolete. Use CSS instead.

Attribute “alt” not allowed on element “a” at this point.

Warnings

The “type” attribute is unnecessary for JavaScript resources.

The “type” attribute for the “style” element is not needed and should be omitted.

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

Harperacademic.com Desktop Performance

Last tested: 04/04/2019

Desktop Speed

87%

Avoid landing page redirects

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

Optimize images

Leverage browser caching

Minify JavaScript

Minify CSS

Enable compression

Desktop Resource Breakdown

Total Resources	79
Number of Hosts	15
Static Resources	62
JavaScript Resources	27
CSS Resources	8

Harperacademic.com Mobile Insights

Last tested: 04/04/2019

Mobile Usability

97%

Size tap targets appropriately

Mobile Speed

72%

Avoid landing page redirects

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

Optimize images

Leverage browser caching

Minify JavaScript

Minify CSS

Enable compression

Mobile Resource Breakdown

Total Resources	98
Number of Hosts	15
Static Resources	82
JavaScript Resources	28
CSS Resources	8

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Harperacademic.com Home - Harper Academic

The Academic Department of HarperCollins Publishers is devoted to providing the best in fiction and non-fiction titles and instructor resources for hi...

Harperacademic.com Overview

Harperacademic.com Rank Summary

Harperacademic.com Website Safety

Harperacademic.com Rank History

Harperacademic.com Hosting Information

Harperacademic.com Domain Registration and Settings

Harperacademic.com HTML Check

Harperacademic.com Desktop Performance

Harperacademic.com Mobile Insights

Harperacademic.com Similar Audits

Harperacademic.com Common Typos