Perusall.com Web Analysis and Statistics

Website Summary

  • When was the website Perusall.com released?

    Perusall.com was registered on June 1, 2015 (9 years 5 months 15 days ago).

  • What is the traffic rank for Perusall.com?

    Website Perusall.com ranked 41,238 globally and 8,196 in United States.

  • How many people visit Perusall.com each day?

    Perusall.com has about 29,000 visits and 130,000 pageviews per day.

  • How much does Perusall.com earn a month?

    Each month Perusall.com can earn $6,300 from advertising revenue.

  • How much is Perusall.com worth?

    Estimated value of Perusall.com is $150,000

  • What IP addresses does Perusall.com resolve to?

    Perusall.com resolves to the IP addresses 199.60.103.56

  • Where is Perusall.com server located?

    Perusall.com's server is located in Massachusetts, Cambridge, United States Of America, 02141.

  • Who is registrar of Perusall.com domain?

    The perusall.com domain is registered and managed by Amazon Registrar, Inc.

Perusall.com's metrics:

Global traffic rank:
41,238
Traffic rank in United States:
8,196
Daily income:
$210.00
Estimated Worth:
$150,000
Google Analytics ID:
G-L3CHN4V3WL
Website category:
Education/Reference
Safety status:
Safe

HTML Analysis

HTML Meta tags:

Title: Perusall | Increase student engagement, participation, and collaboration

Description: Would you like your students to be engaged? Perusall, a free social annotation platform, increases student engagement with your favorite course content.

Logo: perusall.com

HTML elements:

H1 Headings:
1
H2 Headings:
7
H3 Headings:
0
H4 Headings:
0
H5 Headings:
0
H6 Headings:
0
Total Images:
2
Total IFRAMEs:
0

Links analysis:

Total links:
96
Internal links:
36
Internal links (nofollow):
0
External links:
3
External links (nofollow):
0

HTML resources breakdown:

The homepage of perusall.com contains 53 resources, the total size is 3.38 MB. They are distributed as follows:

Resource type Resource count Size Percent
Document 1 10.40 KB 0.3 %
Image 11 2.61 MB 77.1 %
Font 7 319.35 KB 9.2 %
Script 20 416.27 KB 12 %
Stylesheet 8 41.26 KB 1.2 %
Media 0 0 0 %
Other 6 7.31 KB 0.2 %

In addition, the perusall.com homepage also uses 32 third-party resources, the total size is 755.43 KB.

HTTP Header:

Http-Version: 1.1
Status-Code: 200
Status: 200 OK
Date: Sun, 07 May 2023 08:56:51 GMT
Content-Type: text/html; charset=UTF-8
Transfer-Encoding: chunked
Connection: keep-alive
Cache-Control: s-maxage=10800, max-age=0
ETag: W/"6ed6fbdfe7e43062f5149a48a0380301"
Last-Modified: Sun, 30 Apr 2023 18:18:53 GMT
Link: ; rel=preload; as=script,; rel=preload; as=script,; rel=preload; as=script,; rel=preload; as=script
Strict-Transport-Security: max-age=31536000
Content-Security-Policy: upgrade-insecure-requests
Edge-Cache-Tag: CT-67570603689,P-9386255,W-67679359747,CW-67580324727,CW-67743755874,CW-67758444371,CW-67773799725,CW-67773903229,CW-68116718621,CW-68124196263,CW-69587251346,CW-70143147117,E-67663949117,E-67756233039,E-67756577541,E-67758151007,E-67758429566,E-67759535726,E-67759621956,E-67759956118,MENU-67679359747,PGS-ALL,SW-0,GC-67756578144,GC-67773799722,TS-67756327940
Referrer-Policy: no-referrer-when-downgrade
X-HS-Cache-Config: BrowserCache-5s-EdgeCache-180s
X-HS-Cache-Control: s-maxage=10800, max-age=0
X-HS-CF-Cache-Status: HIT
X-HS-Content-Campaign-Id: 8f642dfa-43d3-4a33-b088-5010e584f78c
X-HS-Content-Id: 67570603689
X-Hs-Https-Only: worker
X-HS-Hub-Id: 9386255
X-HS-Prerendered: Sun, 30 Apr 2023 18:18:53 GMT
Report-To: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=hIyOuxaaZMx9xvgOOQ/sPHhhyyRS1ZAGdjCUJuLtIgd3FjA4KBcvVJ2hEaAdF5oYm/xKfP7qh54pbSFkN4hiU3DBLy/Mr72/pJa1f6uTO8qRmfnQ+8CEHGtxvV4Py+A/HzFtDeedn4Rzy0IZ9Ow="}],"group":"cf-nel","max_age":604800}
NEL: {"success_fraction":0.01,"report_to":"cf-nel","max_age":604800}
Vary: Accept-Encoding
Server: cloudflare
CF-RAY: 7c38408828486fa1-IAD
Content-Encoding: gzip
alt-svc: h3=":443"; ma=86400, h3-29=":443"; ma=86400

Perusall.com Traffic Analysis

Daily unique visitors:
29,000
Daily pageviews:
130,000
Daily pageviews per visitor:
4.5
Monthly visits:
870,000
Annual visits:
10,585,000

Google Lighthouse Audit

Google Lighthouse is an open-source, automated tool for measuring the quality of web pages. Google Lighthouse audits websites on two separate mobile and desktop environments. Audit results are based on scores from 1-100 and are divided into 5 parts:

  • Performance: This is the most important part, it evaluates the performance of your website. Performance based on Core Web Vitals and key parameters such as First Contentful Paint (FCP), First Input Delay (FID), Largest Contentful Paint (LCP) and Cumulative Layout Shift (CLS).
  • Accessibility: Test user accessibility to your web application.
  • Best Practices: Website Trust and Safety testing, extensions, XSS, HTTPS...
  • SEO (on page): These checks ensure that your page is following basic search engine optimization advice.
  • Progressive Web App (PWA): Check out the modern technologies used on your web app.

Here are the results of the Google Lighthouse audit for the website perusall.com:

On Mobile

59
Performance
100
Accessibility
83
Best Practices
86
SEO
0-49 50-89 90-100

On Desktop

94
Performance
100
Accessibility
83
Best Practices
83
SEO (on page)

Perusall.com SSL Certificate Information

perusall.com supports HTTPS with the following certificate information:

Common name: perusall.com
SANs: perusall.com
Serial Number: A756F9D157D5F75813CD6ED6CD92AA01
Signature Algorithm: RSA-SHA256
Issuer: GTS CA 1P5
Fingerprint: 241a78212649db0d46469e6be441f419fda4e906
FingerprintSha256: a8068d62206f1ea6ee1942d4a4776127d76f0312650d836a24898c12d5eb19b6

Perusall.com Domain Name Information

Domain TLD:
com
Domain Registrar:
Amazon Registrar, Inc.
Registration Date:
June 1, 2015
Expiration Date:
June 1, 2024
Domain Age:
9 years 5 months 15 days
Domain Status:
  • clientDeleteProhibited
  • clientTransferProhibited
  • clientUpdateProhibited

Domain Nameserver Information:

Host IP Address Country
ns-1394.awsdns-46.org 205.251.197.114 🇺🇸 United States
ns-1668.awsdns-16.co.uk 205.251.198.132 🇺🇸 United States

Full WHOIS Lookup:

Domain Name: PERUSALL.COM
Registry Domain ID: 1934728918_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.registrar.amazon.com
Registrar URL: http://registrar.amazon.com
Updated Date: 2023-04-03T16:48:56Z
Creation Date: 2015-06-02T02:26:17Z
Registry Expiry Date: 2024-06-02T02:26:17Z
Registrar: Amazon Registrar, Inc.
Registrar IANA ID: 468
Registrar Abuse Contact Email: [email protected]
Registrar Abuse Contact Phone: +1.2067406200
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: NS-1394.AWSDNS-46.ORG
Name Server: NS-1668.AWSDNS-16.CO.UK
Name Server: NS-90.AWSDNS-11.COM
Name Server: NS-959.AWSDNS-55.NET
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2023-05-07T08:56:28Z

Perusall.com Server Information

Server IP Address:
199.60.103.56
Hosted Country:
🇺🇸 United States
Latitude, longitude:
42.3701 , -71.0863
Location:
Massachusetts, Cambridge, United States Of America, 02141

DNS Record Analysis:

Host Type TTL Extra
perusall.com A 60 IP: 199.60.103.156
perusall.com A 60 IP: 199.60.103.56
perusall.com NS 86400 Target: ns-1668.awsdns-16.co.uk
perusall.com NS 86400 Target: ns-90.awsdns-11.com
perusall.com NS 86400 Target: ns-959.awsdns-55.net
perusall.com NS 86400 Target: ns-1394.awsdns-46.org
perusall.com SOA 900 MNAME: ns-90.awsdns-11.com
RNAME: awsdns-hostmaster.amazon.com
Serial: 1
Refresh: 7200
Retry: 900
Expire: 1209600
Minimum TTL: 86400
perusall.com MX 3600 Priority: 1
Target: aspmx.l.google.com
perusall.com MX 3600 Priority: 10
Target: alt3.aspmx.l.google.com
perusall.com MX 3600 Priority: 10
Target: alt4.aspmx.l.google.com
perusall.com MX 3600 Priority: 5
Target: alt1.aspmx.l.google.com
perusall.com MX 3600 Priority: 5
Target: alt2.aspmx.l.google.com
perusall.com TXT 300 TXT: v=spf1 include:_spf.google.com include:mail.zendesk.com include:amazonses.com include:9386255.spf07.hubspotemail.net ~all
perusall.com TXT 300 TXT: google-site-verification=uvXqwLJNK6KyGDny7QuuNRIP8vpJKAkV_EbHuX1YY4U

Typos of Perusall.com

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