Fftw.org FFTW Home Page

A fast, free C FFT library; includes real-complex, multidimensional, and parallel transforms. Benchmarked against many other FFTs.

Fftw.org Quick Summary

Status

Online

Server IP address resolved: Yes

Http response code: 200

Response time: 0.24 sec.

Last Checked: 04/27/2024

(Rescan now...)

Fftw.org traffic estimate is about 722 unique visitors and 1,444 pageviews per day. The approximated value of fftw.org is 17,520 USD. Every unique visitor makes about 2 pageviews on average.

Alexa Traffic Rank estimates that fftw.org is ranked number 20,916 in the world.

Fftw.org is registered under .ORG top-level domain. Check other websites in .ORG zone.

During the last check (April 27, 2024) fftw.org has an invalid SSL certificate. please click the “Refresh” button for SSL Information at the Safety Information section.

In accordance with Google Safe Browsing, Google Safe Search, Symantec and Web of Trust fftw.org is pretty a safe domain.

Relying on Google Mobile-Friendly test fftw.org is well optimized for mobile and tablet devices.

Fftw.org General Information

Fftw.org Audience Geography

Where are website visitors coming from?

Visitors
Pageviews
Ranks

Country	Visitors

Fftw.org Traffic Distribution

Where do visitors go on fftw.org?

Subdomain Traffic
Views per User
Subdomain Reach

Subdomain	Pageviews
fftw.org	100%

Subdomain	Views per User
fftw.org	1

Fftw.org Popularity

How popular is fftw.org?

Global Rank
Pageviews
Reach

Period	Global Rank	Global Rank Delta
past 3 months	469540	96470
past month	2195657	1820580
past week	1402586	0

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	661255	205780	5	-35.27%	2	-25.62%
30	2445924	1813469	1	-88.115%	1	40%
7	1614985	0	1	0%	1	0%

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	417919	55817	1	-12.82%
30	2110636	1818710	2	-91.474%
7	1304171	0	4	0%

Press rescan to collect fresh statistics for this website...

(Rescan now...)

Fftw.org Safety Information

Rankchart Summary

Safe

Updated: 04/27/2024

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

Safe

Updated: 03/29/2024

(Rescan now...)

Norton ConnectSafe evaluates websites for any unsafe and inapropriate content. The results are important for families with young children.

Google Safe Search

Safe

Updated: 03/15/2019

(Rescan now...)

SafeSearch works as a parental control tool to filter out any content that might be inappropriate for your children.

Google Safe Browsing

Safe

Malware not found

Phishing not detected

Unwanted software not found

Harmfull applications not found

Updated: 01/09/2019

(Rescan now...)

Google Safe Browsing notifies when websites are compromised by malicious actors. These protections work across Google products and provide a safer online experience.

McAfee® WebAdvisor

Safe

Updated: 02/28/2021

(Rescan now...)

McAfee assesses fftw.org 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 fftw.org for mature or inappropriate content, only security checks are evaluated.

Web of Trust

Child safety is very good

Updated: 01/10/2019

(Rescan now...)

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

Fftw.org SSL Information

Information about SSL/TLS certificates

(Rescan now...)

WARNING!	Certificate download error. Previous scan results are shown below.
Domain	Unknown
Issuer Organization	Unknown
Issuer	Unknown
Algorithm	Unknown
Valid form	Unknown
Expiration	Unknown
Signed	No information
Additional Domains

SSL Checker

Fftw.org Server Information

Fftw.org Server Location

Where website hosting server is located?

(Rescan now...)

Fftw.org ASN Information

Information about IP address owner

(Rescan now...)

ASN ID: 55293

ASN Title: A2HOSTING - A2 Hosting, Inc., US

Updated: 01/04/2024

Raw ASN data:

Geolocation

ASN Lookup

Fftw.org Domain Name Information

Fftw.org DNS Information

Domain name service records

(Rescan now...)

A

Host	A Record	TTL

Fftw.org Whois Information

Information about registered users or assignees of an Internet resource

(Rescan now...)

Raw WHOIS data:

Whois

DNS Lookup

Fftw.org HTML Validation

Fftw.org W3C HTML Markup Validation

HTML markup errors and warnings

(Rescan now...)

Errors:

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

Bad value “Bookmark” for attribute “rel” on element “link”: The string “Bookmark” is not a registered keyword.

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

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

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

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

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

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

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

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

Warnings:

The “name” attribute is obsolete. Consider putting an “id” attribute on the nearest container instead.

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

HTML Validator

Fftw.org Desktop Performance

How Well Fftw.org Performs On Desktops?

Website desktop performance and usability tips

(Rescan now...)

Speed
Resource Breakdown

Speed

92%

Optimize images

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

Leverage browser caching

Enable compression

Minify CSS

Updated: 06/19/2019

Fftw.org Mobile Performance

How Optimized Is Fftw.org for Mobile Devices?

Tips on speeding up mobile site performance

(Rescan now...)

Usability
Speed
Resource Breakdown

Usability

66%

Use legible font sizes

Configure the viewport

Size tap targets appropriately

Updated: 05/17/2017

Fftw.org Nearest Competitors

Estimated Nearest Competitors Of Fftw.org

pandora-2.com
uwplatt.edu
p******t.trade
wellho.net
univ-perp.fr
shopzilla.com
slf4j.org
metso.com
ulst.ac.uk
knoppix.org
fftw.org
yiban.cn
varesenews.it
ts.cn
thelec.kr
digitalfernsehen.de
gur.gov.ua
videoslots.com
usclimatedata.com
demconvention.com
pulawy.pl
planetfootball.com

Fftw.org URL Typos

Most common user URL mistypes for fftw.org

www.fftw.com
www.fftw.net
www.fftw.org
www.fftw.info
www.fftw.biz
www.fftw.us
www.fftw.mobi
www.ftw.org
www.fftw.org
www.cftw.org
www.fcftw.org
www.cfftw.org
www.dftw.org
www.fdftw.org
www.dfftw.org
www.rftw.org
www.frftw.org
www.rfftw.org
www.tftw.org
www.ftftw.org
www.tfftw.org
www.gftw.org
www.fgftw.org
www.gfftw.org
www.vftw.org
www.fvftw.org
www.vfftw.org
www.fctw.org
www.ffctw.org
www.fdtw.org
www.ffdtw.org
www.frtw.org
www.ffrtw.org
www.fttw.org
www.ffttw.org
www.fgtw.org
www.ffgtw.org
www.fvtw.org
www.ffvtw.org
www.ffw.org
www.ffrw.org
www.fftrw.org
www.fffw.org
www.fftfw.org
www.ffftw.org
www.ffgw.org
www.fftgw.org
www.ffyw.org
www.fftyw.org
www.ffytw.org
www.fft.org
www.fftq.org
www.fftwq.org
www.fftqw.org
www.ffta.org
www.fftwa.org
www.fftaw.org
www.ffts.org
www.fftws.org
www.fftsw.org
www.ffte.org
www.fftwe.org
www.fftew.org

Total Resources	4
Number of Hosts	1
Static Resources	3
CSS Resources	1

CSS	820.0 Bytes
Images	41.1 KBytes
HTML	13.5 KBytes

Total Resources	4
Number of Hosts	1
Static Resources	3
CSS Resources	1

CSS	819.0 Bytes
Images	41.1 KBytes
HTML	13.4 KBytes