Charlespetzold.com Charles Petzold

Charles Petzold is the author of the books Code and The Annotated Turing

Charlespetzold.com Overview

Website Overview:

Name: charlespetzold.com

Title: Charles Petzold

Description: Charles Petzold

Charlespetzold.com is a website owned by Charles Petzold, and it serves as a platform for sharing information and resources related to Charles Petzold's works. The website provides various articles, blog posts, and updates from the author, as well as information about his books and projects.

The website receives an average of 625 unique users per day, indicating a steady stream of traffic. With 625 pageviews, it is evident that users are actively engaging with the content on the site. The site value is estimated to be around 5840 US dollars, indicating its significance and potential in terms of online presence.

Charlespetzold.com is hosted by BIZLAND-SD - The Endurance International Group, Inc., a hosting company based in the United States. This ensures reliable performance and accessibility for users around the globe.

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Charlespetzold.com Rank Summary

Global Rank

1,105,408

Average Load Time

0.79sec

Links In Count

428

Website Value

$5,846

Audience Geography. Where are charlespetzold.com visitors located?

Country	Visitors

Country	Pageviews

Country	Rank

Where do visitors go on charlespetzold.com?

Subdomain	Pageviews

Subdomain	Pageviews per User

Subdomain	Reach

How popular is charlespetzold.com?

Period	Global Rank	Global Rank Delta
past 3 months	1105408	-1012883
past month	736124	-603377
past week	245214	0
yesterday	357507	0

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	1578587	-1090511	1	100%	1	-5.042%
30	1098905	-429195	2	70%	1	-36.71%
7	418787	0	1	0%	1	0%
1	407127	0	5	0%	1	0%

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	936394	-967935	4	100%
30	588440	-705298	8	200%
7	185890	0	3	0%
1	324961	0	2	0%

Charlespetzold.com Website Safety

Overview

Last Updated: 12/26/2024

Overall result - charlespetzold.com is safe.

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Last Updated: 03/29/2024

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Google Safe Search

Last Updated: 12/11/2016

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Google Safe Browsing

Last Updated: 01/09/2019

charlespetzold.com is safe.
Malware: not found.
Phishing: not detected.
Unwanted software: not found.
Harmfull applications: not found.

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Site Advisor

Last Updated: 02/28/2021

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Web of Trust

Last Updated: 01/10/2019

charlespetzold.com child safety is very good.

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SSL Information

SSL Checker Tool

Domain	*.charlespetzold.com
Issuer Organization	Let's Encrypt
Issuer	E5
Algorithm	ecdsa-with-SHA384
Valid form	07/29/2024
Expiration	10/27/2024
Signed	Certificate is not self signed
Additional Domains	*.charlespetzold.com charlespetzold.com

Charlespetzold.com Rank History

Alexa Rank shows how popular charlespetzold.com is in comparison with other sites. The most popular site has Alexa Rank equals 1. If charlespetzold.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 charlespetzold.com and pageviews on charlespetzold.com over the past 3 months.

Charlespetzold.com Hosting Information

Server Location

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ASN Information

ASN Lookup Tool

ASN ID: 29873

ASN Title: BIZLAND-SD - The Endurance International Group, Inc., US

Last Update: 03/06/2024

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ASNumber: 29873
ASName: BIZLAND-SD
ASHandle: AS29873
RegDate: 2003-05-23
Updated: 2012-03-02
Ref: https://rdap.arin.net/registry/autnum/29873

OrgName: The Endurance International Group, Inc.
OrgId: EIG-12
Address: 10 Corporate Drive
Address: Suite 300
City: Burlington
StateProv: MA
PostalCode: 01803
Country: US
RegDate: 2005-02-07
Updated: 2018-06-14
Ref: https://rdap.arin.net/registry/entity/EIG-12

OrgNOCHandle: ENO91-ARIN
OrgNOCName: EIG Network Operations
OrgNOCPhone: +1-877-659-6181
OrgNOCEmail: eig-noc@maileig.com
OrgNOCRef: https://rdap.arin.net/registry/entity/ENO91-ARIN

OrgTechHandle: EIGAR-ARIN
OrgTechName: eig-arin
OrgTechPhone: +1-866-897-5421
OrgTechEmail: eig-arin@maileig.com
OrgTechRef: https://rdap.arin.net/registry/entity/EIGAR-ARIN

OrgAbuseHandle: EIGAB-ARIN
OrgAbuseName: eig-abuse
OrgAbusePhone: +1-877-659-6181
OrgAbuseEmail: eig-abuse@maileig.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/EIGAB-ARIN

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# If you see inaccuracies in the results, please report at
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Charlespetzold.com Domain Registration and Settings

WHOIS

WHOIS Lookup Tool

Domain Name: CHARLESPETZOLD.COM
Registry Domain ID: 9512882_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.domain.com
Registrar URL: http://www.domain.com
Updated Date: 2021-08-11T15:49:05Z
Creation Date: 1999-08-26T19:13:49Z
Registry Expiry Date: 2022-08-26T19:13:48Z
Registrar: Domain.com, LLC
Registrar IANA ID: 886
Registrar Abuse Contact Email: compliance@domain-inc.net
Registrar Abuse Contact Phone: 602-226-2389
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Domain Status: clientUpdateProhibited https://icann.org/epp#clientUpdateProhibited
Name Server: NS1.VERIO.COM
Name Server: NS2.VERIO.COM
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2022-06-12T12:47:49Z

DNS Records

DNS Lookup Tool

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Host	MX Record	Priority	TTL

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Host	TXT Record	TTL

Charlespetzold.com HTML Check

HTML Validation Tool

Errors

Quirky doctype. Expected “<!DOCTYPE html>”.

Stray start tag “html”.

Start tag “head” seen but an element of the same type was already open.

The “bgcolor” attribute on the “body” element is obsolete. Use CSS instead.

The “link” attribute on the “body” element is obsolete. Use CSS instead.

The “vlink” attribute on the “body” element is obsolete. Use CSS instead.

The “alink” attribute on the “body” element is obsolete. Use CSS instead.

The “align” attribute on the “table” element is obsolete. Use CSS instead.

The “cellpadding” attribute on the “table” element is obsolete. Use CSS instead.

The “cellspacing” attribute on the “table” element is obsolete. Use CSS instead.

The “border” attribute on the “table” element is obsolete. Use CSS instead.

The “width” attribute on the “td” element is obsolete. Use CSS instead.

The “bgcolor” attribute on the “td” element is obsolete. Use CSS instead.

The “vspace” attribute on the “img” element is obsolete. Use CSS instead.

The “hspace” attribute on the “img” element is obsolete. Use CSS instead.

The “font” element is obsolete. Use CSS instead.

The “nowrap” attribute on the “td” element is obsolete. Use CSS instead.

Attribute “rows” not allowed on element “table” at this point.

The “width” attribute on the “table” element is obsolete. Use CSS instead.

The “align” attribute on the “td” element is obsolete. Use CSS instead.

Warnings

The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.

Charlespetzold.com Desktop Performance

Last tested: 10/11/2015

Desktop Speed

97%

Optimize images

Leverage browser caching

Enable compression

Minify HTML

Desktop Resource Breakdown

Total Resources	2
Number of Hosts	1
Static Resources	1

Charlespetzold.com Mobile Insights

Last tested: 08/12/2019

Mobile Usability

89%

Configure the viewport

Use legible font sizes

Mobile Speed

78%

Reduce server response time

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

Optimize images

Leverage browser caching

Mobile Resource Breakdown

Total Resources	3
Number of Hosts	1
Static Resources	2
CSS Resources	1

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Charlespetzold.com Charles Petzold

Charles Petzold is the author of the books Code and The Annotated Turing

Charlespetzold.com Overview

Charlespetzold.com Rank Summary

Charlespetzold.com Website Safety

Charlespetzold.com Rank History

Charlespetzold.com Hosting Information

Charlespetzold.com Domain Registration and Settings

Charlespetzold.com HTML Check

Charlespetzold.com Desktop Performance

Charlespetzold.com Mobile Insights

Charlespetzold.com Similar Audits

Charlespetzold.com Common Typos