Kdab.com The Qt Experts - KDAB

KDAB - Software Experts in Qt, C++ and 3D / OpenGL. We have profund expertise in desktop and embedded software services for all kind of industries.

Kdab.com Overview

Kdab.com ranking shows that the page is at position 501,831 over the world, while the bulk of its audience is from United States, where it ranks 508,459.

It is beneficial to kdab.com that their hosting company AMAZON-02 - Amazon.com, Inc., US servers are located in United States, as that reduces page load time for the majority of their users. See the list of other webpages hosted on AMAZON-02 - Amazon.com, Inc., US servers.

In terms of rank-to-traffic ratio, kdab.com has 807 unique users per day, viewing 1,452 pages. The rank based value of kdab.com is 12,627 USD. Every user makes 1.93 pageviews on average.

Kdab.com boasts a link base consisting of 734 referring domains and 926 external backlinks, as revealed by the data obtained from web network scanning.

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

According the last verification test in October 08, 2024, kdab.com has an expired SSL certificate issued by Let's Encrypt (expired on December 19, 2024). Click button “Update” SSL Information at the Safety Information section. Check the list of websites using SSL by Let's Encrypt.

Based on data from Google Safe Browsing, Google Safe Search, Symantec and Web of Trust kdab.com is a fairly safe domain.

According the Mobile-Friendly test by Google kdab.com is nice optimized for mobile devices and tablets, however the webpage speed could be improved.

Kdab.com Rank Summary

Global Rank

501,831

Average Load Time

2.84sec

Links In Count

122

Website Value

$11,692

Audience Geography. Where are kdab.com visitors located?

Country	Visitors
United States US	22.3%
India IN	15.5%
Turkey TR	4.1%
Russian Federation RU	1%
Other	57.1%

Country	Pageviews
India IN	17.5%
United States US	13.3%
Turkey TR	2.8%
Russian Federation RU	1.2%
Other	65.3%

Country	Rank
Turkey TR	179558
India IN	204195
United States US	508459
Russian Federation RU	832367

Where do visitors go on kdab.com?

Subdomain	Pageviews
kdab.com	98.59%
other	1.41%

Subdomain	Pageviews per User
kdab.com	1.7

Subdomain	Reach
kdab.com	97.64%

How popular is kdab.com?

Period	Global Rank	Global Rank Delta
past 3 months	501831	4033
past month	653925	224172
past week	904734	301674
yesterday	515071	-993831

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	656260	858	5	2%	1.8	2%
30	857965	149959	3	-22.07%	1.7	50%
7	1095266	386383	2	-46.02%	2	-13.64%
1	750084	-872806	4	400%	1	0%

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	468354	5283	99	0.2%
30	608578	260306	72	-49.574%
7	864307	274510	5	-38%
1	404506	-1043768	1	400%

Kdab.com Website Safety

Overview

Last Updated: 05/18/2025

Overall result - kdab.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: 03/26/2025

kdab.com is safe.

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

Google Safe Search

Last Updated: 11/16/2016

kdab.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

kdab.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: 02/25/2021

kdab.com is safe.

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

Web of Trust

Last Updated: 01/10/2019

kdab.com child safety is very good.

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

SSL Information

SSL Checker Tool

Domain	blog.kdab.com
Issuer Organization	Let's Encrypt
Issuer	R10
Algorithm	RSA-SHA256
Valid form	09/20/2024
Expiration	12/19/2024
Signed	Certificate is not self signed
Additional Domains	blog.kdab.com blog.kdab.net blogs.kdab.com blogs.kdab.net devdays.kdab.com entropa.de entropanet.com entropanet.de entropanet.org fixmyqtbug.com kdab.co.uk kdab.com kdab.de kdab.eu kdab.fr kdab.net kdab.org kdab.tv kdab.us klaralvdalens-datakonsult.de klaralvdalens-datakonsult.eu klaralvdalens-datakonsult.se linuxdesktopservices.com linuxdesktopservices.org news.kdab.com qt-experts.com qtconference.kdab.com qtonqnx.com qtonwince.com updatedthinking.com updateyourthinking.com www.entropa.de www.entropanet.com www.entropanet.de www.entropanet.org www.fixmyqtbug.com www.kdab.co.uk www.kdab.de www.kdab.eu www.kdab.fr www.kdab.net www.kdab.org www.kdab.tv www.kdab.us www.klaralvdalens-datakonsult.de www.klaralvdalens-datakonsult.eu www.klaralvdalens-datakonsult.se www.linuxdesktopservices.com www.linuxdesktopservices.org www.qt-experts.com www.qtonqnx.com www.qtonwince.com www.updatedthinking.com www.updateyourthinking.com www.klarälvdalens-datakonsult.de klarälvdalens-datakonsult.de

Kdab.com Rank History

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

Kdab.com Hosting Information

Server Location

Geolocation Tool

ASN Information

ASN Lookup Tool

ASN ID: 16509

ASN Title: AMAZON-02 - Amazon.com, Inc., US

Last Update: 04/23/2025

#
# 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: 16509
ASName: AMAZON-02
ASHandle: AS16509
RegDate: 2000-05-03
Updated: 2012-03-02
Ref: https://rdap.arin.net/registry/autnum/16509

OrgName: Amazon.com, Inc.
OrgId: AMAZON-4
Address: 1918 8th Ave
City: SEATTLE
StateProv: WA
PostalCode: 98101-1244
Country: US
RegDate: 1995-01-23
Updated: 2017-01-28
Ref: https://rdap.arin.net/registry/entity/AMAZON-4

OrgAbuseHandle: AEA8-ARIN
OrgAbuseName: Amazon EC2 Abuse
OrgAbusePhone: +1-206-266-4064
OrgAbuseEmail: abuse@amazonaws.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/AEA8-ARIN

OrgTechHandle: ANO24-ARIN
OrgTechName: Amazon EC2 Network Operations
OrgTechPhone: +1-206-266-4064
OrgTechEmail: amzn-noc-contact@amazon.com
OrgTechRef: https://rdap.arin.net/registry/entity/ANO24-ARIN

RTechHandle: AC6-ORG-ARIN
RTechName: Amazon-com Incorporated
RTechPhone: +1-206-266-2187
RTechEmail: ipmanagement@amazon.com
RTechRef: https://rdap.arin.net/registry/entity/AC6-ORG-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.
#

Kdab.com Domain Registration and Settings

WHOIS

WHOIS Lookup Tool

Domain Name: KDAB.COM
Registry Domain ID: 794663_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.your-server.de
Registrar URL: http://www.hetzner.com
Updated Date: 2023-11-14T08:01:45Z
Creation Date: 1997-11-14T05:00:00Z
Registry Expiry Date: 2024-11-13T05:00:00Z
Registrar: Hetzner Online GmbH
Registrar IANA ID: 828
Registrar Abuse Contact Email: abuse@hetzner.com
Registrar Abuse Contact Phone: +49 9831 5050
Domain Status: ok https://icann.org/epp#ok
Name Server: NS1.KDAB.COM
Name Server: NS2.KDAB.COM
Name Server: NS3.KDAB.COM
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2024-10-25T08:19:58Z

DNS Records

DNS Lookup Tool

Host	A Record	TTL
kdab.com	99.83.231.61	300
kdab.com	75.2.60.5	300

Host	MX Record	Priority	TTL
kdab.com	mail.kdab.com	0	7200

Host	NS Record	TTL
kdab.com	ns3.kdab.com	3600
kdab.com	ns2.kdab.com	3600
kdab.com	ns1.kdab.com	3600

Host	TXT Record	TTL
kdab.com	google-site-verification=8mGPVF2oe3At7nrWIN61xHj4XPKTRllSqWxSa7iH_ME	60
kdab.com	MS=ms27200445	60
kdab.com	Sendinblue-code:7cc46207a0c621be71b5fec7e5339700	60
kdab.com	seobility=41a6b1331b69e15121c0638801517332	60
kdab.com	v=spf1 a mx ip4:176.9.126.45 include:spf.sendinblue.com -all	60

ns2.kdab.com
TTL: 7200
Email address: hostmaster.kdab.com
Serial: 2025032801
Refresh: 14400
Retry: 1800
Expire: 1814400
Minimum: 7200

Kdab.com HTML Check

HTML Validation Tool

Warnings

Consider avoiding viewport values that prevent users from resizing documents.

Errors

Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.

Bad value “_new” for attribute “target” on element “a”: Reserved keyword “new” used.

Bad value “tel:+49 30 5213 254 70” for attribute “href” on element “a”: Illegal character in scheme data: space is not allowed.

Bad value “tel:+33 4 90 84 08 53” for attribute “href” on element “a”: Illegal character in scheme data: space is not allowed.

Bad value “tel:+44 1625 809908” for attribute “href” on element “a”: Illegal character in scheme data: space is not allowed.

Attribute “href” not allowed on element “button” at this point.

Kdab.com Desktop Performance

Last tested: 06/24/2019

Desktop Speed

68%

Optimize images

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

Avoid landing page redirects

Reduce server response time

Leverage browser caching

Minify JavaScript

Minify CSS

Desktop Resource Breakdown

Total Resources	93
Number of Hosts	13
Static Resources	13
JavaScript Resources	41
CSS Resources	18

Kdab.com Mobile Insights

Last tested: 12/17/2018

Mobile Usability

95%

Size content to viewport

Size tap targets appropriately

Mobile Speed

54%

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

Avoid landing page redirects

Reduce server response time

Leverage browser caching

Minify JavaScript

Optimize images

Minify CSS

Minify HTML

Mobile Resource Breakdown

Total Resources	93
Number of Hosts	13
Static Resources	75
JavaScript Resources	44
CSS Resources	21

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Kdab.com The Qt Experts - KDAB

KDAB - Software Experts in Qt, C++ and 3D / OpenGL. We have profund expertise in desktop and embedded software services for all kind of industries.

Kdab.com Overview

Kdab.com Rank Summary

Kdab.com Website Safety

Kdab.com Rank History

Kdab.com Hosting Information

Kdab.com Domain Registration and Settings

Kdab.com HTML Check

Kdab.com Desktop Performance

Kdab.com Mobile Insights

Kdab.com Similar Audits

Kdab.com Common Typos