Miguelgrinberg.com miguelgrinberg.com

miguelgrinberg.com

Miguelgrinberg.com Overview

/100

User Experience 98/100

Miguelgrinberg.com is the personal website of Miguel Grinberg, an experienced software engineer and writer with expertise in full-stack development, machine learning, and web development. The site is designed to provide an interactive platform for users to learn about his books, articles, tutorials, and blog posts. The site has a modern and responsive design, which renders well on all device types such as desktops, tablets, and mobile phones.

The website has a clear and straightforward interface with easy navigation. The homepage features a banner with a picture of Miguel Grinberg, his name, and a brief description of his expertise. The menu bar has quick links to his blog, tutorials, books, and contact page. The blog section is primarily focused on software development topics, ranging from web development, Flask, and Python.

The tutorials section includes comprehensive guides on essential technologies such as Python, Flask, and Websockets. Both the blog and tutorial sections are well organized, and users can browse through the titles based on categories.

The books section features Miguel Grinberg's acclaimed books on Flask web development and Websockets, with links to purchase them on Amazon and other online stores.

The contact page allows users to send a message to Miguel Grinberg directly and provides his email address and phone number.

The website is optimized for speed and provides a fast user experience. PageSpeed Insights scores indicate that the website needs improvement in terms of speed, with a score of 60/100. However, the user experience score is impressive, with a score of 98/100.

The website is family-friendly and does not contain any offensive or explicit content. The SSL certificate issued by Let's Encrypt ensures that all communication between the website and the user's browser is encrypted, providing a secure browsing experience.

In conclusion, miguelgrinberg.com is a well-designed and informative website, providing users with valuable resources and insights on software development, specifically Flask, Python, and Websockets. The fast-loading website delivers a seamless user experience, making it user-friendly. The website is highly recommended for anyone interested in software development, whether a beginner or an expert in specific web development technologies.

Miguelgrinberg.com Rank Summary

Global Rank

84,695

Average Load Time

1.99sec

Links In Count

336

Website Value

$140,300

Audience Geography. Where are miguelgrinberg.com visitors located?

Country	Visitors
United States US	32.1%
India IN	16.3%
Brazil BR	4.7%
Australia AU	4.1%
Germany DE	3.8%
Argentina AR	2.5%
Nigeria NG	1.6%
Myanmar MM	1.3%
Canada CA	1.2%
Other	32.3%

Country	Pageviews
United States US	34.9%
India IN	14.3%
Brazil BR	5.8%
Nigeria NG	4.3%
Australia AU	3.3%
Germany DE	3.3%
Argentina AR	2.6%
Myanmar MM	2%
Viet Nam VN	1.2%
Other	28.3%

Country	Rank
Benin BJ	3048
Myanmar MM	8471
Bolivia BO	9919
Uganda UG	10441
Nigeria NG	21144
Argentina AR	22330
Australia AU	29081
India IN	29199
Brazil BR	36444
Viet Nam VN	41516
United States US	44045
Pakistan PK	57357

Where do visitors go on miguelgrinberg.com?

Subdomain	Pageviews
blog.miguelgrinberg.com	97.39%
courses.miguelgrinberg.com	2.45%
other	0.18%

Subdomain	Pageviews per User
blog.miguelgrinberg.com	1.8
courses.miguelgrinberg.com	1

Subdomain	Reach
blog.miguelgrinberg.com	99.91%
courses.miguelgrinberg.com	3.12%

How popular is miguelgrinberg.com?

Period	Global Rank	Global Rank Delta
past 3 months	84695	-1326
past month	93422	7653
past week	77454	-20629
yesterday	126007	8995

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	116384	-4494	45	6%	1.8	7%
30	127536	9330	41	-8.058%	1.8	-1.1%
7	109324	-37607	51	50%	1.8	20%
1	189174	25762	28	-19.75%	1	-15.34%

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	76661	-193	92	-0.32%
30	84967	6694	83	-7.28%
7	70749	-15221	10	30%
1	117131	1327	7	-5.317%

Miguelgrinberg.com Website Safety

Overview

Last Updated: 04/03/2025

Overall result - miguelgrinberg.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: 03/22/2025

miguelgrinberg.com is safe.

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

Google Safe Search

Last Updated: 10/22/2016

miguelgrinberg.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

miguelgrinberg.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: 02/23/2021

miguelgrinberg.com is safe.

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

Web of Trust

Last Updated: 04/03/2025

miguelgrinberg.com child safety is unknown.

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

SSL Information

SSL Checker Tool

Domain	miguelgrinberg.com
Issuer Organization	Let's Encrypt
Issuer	R10
Algorithm	RSA-SHA256
Valid form	08/14/2024
Expiration	11/12/2024
Signed	Certificate is not self signed
Additional Domains	miguelgrinberg.com www.miguelgrinberg.com

Miguelgrinberg.com Rank History

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

Miguelgrinberg.com Hosting Information

Server Location

Geolocation Tool

ASN Information

ASN Lookup Tool

ASN ID: 14061

ASN Title: DIGITALOCEAN-ASN - DigitalOcean, LLC, US

Last Update: 07/19/2024

#
# 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: 14061
ASName: DIGITALOCEAN-ASN
ASHandle: AS14061
RegDate: 2012-09-25
Updated: 2012-09-25
Ref: https://rdap.arin.net/registry/autnum/14061

OrgName: DigitalOcean, LLC
OrgId: DO-13
Address: 101 Ave of the Americas
Address: 10th Floor
City: New York
StateProv: NY
PostalCode: 10013
Country: US
RegDate: 2012-05-14
Updated: 2018-07-17
Comment: http://www.digitalocean.com
Comment: Simple Cloud Hosting
Ref: https://rdap.arin.net/registry/entity/DO-13

OrgAbuseHandle: ABUSE5232-ARIN
OrgAbuseName: Abuse, DigitalOcean
OrgAbusePhone: +1-347-875-6044
OrgAbuseEmail: abuse@digitalocean.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/ABUSE5232-ARIN

OrgNOCHandle: NOC32014-ARIN
OrgNOCName: Network Operations Center
OrgNOCPhone: +1-347-875-6044
OrgNOCEmail: noc@digitalocean.com
OrgNOCRef: https://rdap.arin.net/registry/entity/NOC32014-ARIN

OrgTechHandle: NOC32014-ARIN
OrgTechName: Network Operations Center
OrgTechPhone: +1-347-875-6044
OrgTechEmail: noc@digitalocean.com
OrgTechRef: https://rdap.arin.net/registry/entity/NOC32014-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.
#

Miguelgrinberg.com Domain Registration and Settings

WHOIS

WHOIS Lookup Tool

Domain Name: MIGUELGRINBERG.COM
Registry Domain ID: 1645304001_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.squarespace.domains
Registrar URL: http://domains2.squarespace.com
Updated Date: 2024-05-10T04:07:32Z
Creation Date: 2011-03-14T05:11:04Z
Registry Expiry Date: 2025-03-14T05:11:04Z
Registrar: Squarespace Domains II LLC
Registrar IANA ID: 895
Registrar Abuse Contact Email: abuse-complaints@squarespace.com
Registrar Abuse Contact Phone: +1.6466935324
Domain Status: clientDeleteProhibited https://icann.org/epp#clientDeleteProhibited
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Name Server: NS-CLOUD-D1.GOOGLEDOMAINS.COM
Name Server: NS-CLOUD-D2.GOOGLEDOMAINS.COM
Name Server: NS-CLOUD-D3.GOOGLEDOMAINS.COM
Name Server: NS-CLOUD-D4.GOOGLEDOMAINS.COM
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2024-09-19T08:50:00Z

DNS Records

DNS Lookup Tool

Host	A Record	TTL
miguelgrinberg.com	138.68.45.120	1800

Host	MX Record	Priority	TTL
miguelgrinberg.com	gmr-smtp-in.l.google.com	5	3600
miguelgrinberg.com	alt1.gmr-smtp-in.l.google.com	10	3600
miguelgrinberg.com	alt2.gmr-smtp-in.l.google.com	20	3600
miguelgrinberg.com	alt3.gmr-smtp-in.l.google.com	30	3600
miguelgrinberg.com	alt4.gmr-smtp-in.l.google.com	40	3600

Host	NS Record	TTL
miguelgrinberg.com	ns-cloud-d1.googledomains.com	21600
miguelgrinberg.com	ns-cloud-d2.googledomains.com	21600
miguelgrinberg.com	ns-cloud-d3.googledomains.com	21600
miguelgrinberg.com	ns-cloud-d4.googledomains.com	21600

Host	TXT Record	TTL
miguelgrinberg.com	v=spf1 a mx ptr -all	1800

ns-cloud-d1.googledomains.com
TTL: 21600
Email address: cloud-dns-hostmaster.google.com
Serial: 12
Refresh: 21600
Retry: 3600
Expire: 259200
Minimum: 300

Miguelgrinberg.com HTML Check

HTML Validation Tool

Warnings

The “navigation” role is unnecessary for element “nav”.

This document appears to be written in English. Consider adding “lang="en"” (or variant) to the “html” start tag.

Errors

Bad value “/author/Miguel Grinberg” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.

Bad value “/category/Product Reviews” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.

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

No “p” element in scope but a “p” end tag seen.

An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.

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

Attribute “label” not allowed on element “img” at this point.

Bad value “/category/Movie Reviews/feed” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.

Bad value “/category/Movie Reviews” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.

Bad value “/category/Product Reviews/feed” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.

Bad value “/category/Project Management/feed” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.

Bad value “/category/Project Management” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.

Bad value “/category/Raspberry Pi/feed” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.

Bad value “/category/Raspberry Pi” for attribute “href” on element “a”: Illegal character in path segment: space is not allowed.

Bad value “mailto:webmaster _at_ miguelgrinberg _dot_ com” for attribute “href” on element “a”: Illegal character in scheme data: space is not allowed.

Miguelgrinberg.com Desktop Performance

Last tested: 10/12/2016

Desktop Speed

77%

Leverage browser caching

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

Optimize images

Prioritize visible content

Reduce server response time

Desktop Resource Breakdown

Total Resources	44
Number of Hosts	17
Static Resources	33
JavaScript Resources	17
CSS Resources	5

Miguelgrinberg.com Mobile Insights

Last tested: 10/12/2016

Mobile Usability

84%

Size tap targets appropriately

Size content to viewport

Mobile Speed

60%

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

Leverage browser caching

Prioritize visible content

Optimize images

Reduce server response time

Mobile Resource Breakdown

Total Resources	45
Number of Hosts	17
Static Resources	34
JavaScript Resources	17
CSS Resources	5

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