gprolog.org Website Information

Daily Unique Visits: 1,409

Daily Page Views: 2,818

Income Per Day: $9

Estimated Value: $2,160

gprolog.org is registered under .ORG top-level domain. Please check other sites in .ORG zone.

No name server records were found.

and is probably hosted by Renater. See the full list of other websites hosted by Renater.

The highest website gprolog.org position in Alexa rank database was 35701 and the lowest rank position was 999585. Current position of gprolog.org in Alexa rank database is 509060.

Desktop speed score of gprolog.org (96/100) is better than the results of 94.12% of other sites and shows that the page is performing great on desktop computers.

Mobile usability score of gprolog.org (65/100) is better than the results of 13.11% of other sites and means that the page is not mobile-friendly.

Mobile speed score of gprolog.org (95/100) is better than the results of 94.47% of other sites and shows that the landing page performance on mobile devices is excellent.

gprolog.org Alexa Rank

The traffic rank is based on three months of aggregated historical traffic data from millions of Alexa Toolbar users and is a combined measure of page views and users.

gprolog.org whois

WHOIS gives you the ability to lookup any generic domains to find out the registered domain holder. WHOIS database are provided for information purposes only. It allows the public to check whether a specific domain name is still available or not and to obtain information related to the registration records of existing domain names.

Domain Name: gprolog.org
Registry Domain ID: 64cfcf8271ae40c1b766eb9834113e95-LROR
Registrar WHOIS Server: http://whois.ovh.com
Registrar URL: http://www.ovh.com
Updated Date: 2022-10-20T06:56:47Z
Creation Date: 2006-12-14T11:13:10Z
Registry Expiry Date: 2024-12-14T11:13:10Z
Registrar: OVH
Registrar IANA ID: 433
Registrar Abuse Contact Email: abuse@ovh.net
Registrar Abuse Contact Phone: +33.972101007
Domain Status: clientDeleteProhibited https://icann.org/epp#clientDeleteProhibited
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Registry Registrant ID: REDACTED FOR PRIVACY
Registrant Name: REDACTED FOR PRIVACY
Registrant Organization:
Registrant Street: REDACTED FOR PRIVACY
Registrant City: REDACTED FOR PRIVACY
Registrant State/Province:
Registrant Postal Code: REDACTED FOR PRIVACY
Registrant Country: FR
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Registrant Email: Please query the RDDS service of the Registrar of Record identified in this output for information on how to contact the Registrant, Admin, or Tech contact of the queried domain name.
Registry Admin ID: REDACTED FOR PRIVACY
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Admin Email: Please query the RDDS service of the Registrar of Record identified in this output for information on how to contact the Registrant, Admin, or Tech contact of the queried domain name.
Registry Tech ID: REDACTED FOR PRIVACY
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Tech Email: Please query the RDDS service of the Registrar of Record identified in this output for information on how to contact the Registrant, Admin, or Tech contact of the queried domain name.
Name Server: dns200.anycast.me
Name Server: ns200.anycast.me
DNSSEC: signedDelegation
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of WHOIS database: 2023-08-31T04:28:33Z

gprolog.org server information

Servers Location

gprolog.org desktop page speed rank

Last tested: 2019-03-05

Desktop Speed Good

96/100

gprolog.org Desktop Speed Test Quick Summary

priority - 3Optimize images

Properly formatting and compressing images can save many bytes of data.

Optimize the following images to reduce their size by 29.1KiB (82% reduction).

Compressing and resizing http://gprolog.org/gprolog.png could save 29.1KiB (82% reduction).

priority - 1Leverage browser caching

Setting an expiry date or a maximum age in the HTTP headers for static resources instructs the browser to load previously downloaded resources from local disk rather than over the network.

Leverage browser caching for the following cacheable resources:

http://gprolog.org/gprolog.png (expiration not specified)

gprolog.org Desktop Resource Breakdown

Total Resources	2
Number of Hosts	1
Static Resources	1

gprolog.org mobile page speed rank

Last tested: 2019-03-05

Mobile Speed Good

95/100

gprolog.org Mobile Speed Test Quick Summary

priority - 3Optimize images

Properly formatting and compressing images can save many bytes of data.

Optimize the following images to reduce their size by 29.1KiB (82% reduction).

Compressing and resizing http://gprolog.org/gprolog.png could save 29.1KiB (82% reduction).

priority - 1Leverage browser caching

Setting an expiry date or a maximum age in the HTTP headers for static resources instructs the browser to load previously downloaded resources from local disk rather than over the network.

Leverage browser caching for the following cacheable resources:

http://gprolog.org/gprolog.png (expiration not specified)

gprolog.org Mobile Resource Breakdown

Total Resources	2
Number of Hosts	1
Static Resources	1

gprolog.org mobile page usability

Last tested: 2019-03-05

Mobile Usability Medium

65/100

gprolog.org Mobile Usability Test Quick Summary

priority - 35Use legible font sizes

The following text on your page renders in a way that may be difficult for some of your visitors to read. Use legible font sizes to provide a better user experience.

The following text fragments have a small font size. Increase the font size to make them more legible.

http://mail.gn…o/users-prolog and 49 others render only 6 pixels tall (16 CSS pixels).

The GNU Prolog…at link-time. and 37 others render only 6 pixels tall (16 CSS pixels).

all unstabl…sions are here and 17 others render only 6 pixels tall (16 CSS pixels).

GNU Prolog als…rcial solvers. and 7 others render only 6 pixels tall (16 CSS pixels).

: a constraint…onstraints,... and 104 others render only 6 pixels tall (16 CSS pixels).

clp(FD) and 1 others render only 6 pixels tall (16 CSS pixels).
Copyright (C)…18 Daniel Diaz renders only 6 pixels tall (16 CSS pixels).

priority - 10Size tap targets appropriately

Some of the links/buttons on your webpage may be too small for a user to easily tap on a touchscreen. Consider making these tap targets larger to provide a better user experience.

The following tap targets are close to other nearby tap targets and may need additional spacing around them.

The tap target <a href="#whatis">What is GNU Prolog ?</a> and 48 others are close to other tap targets.

The tap target <a href="http://mail.gn…il/bug-prolog/">browse the archive</a> and 1 others are close to other tap targets.

priority - 10Configure the viewport

Your page does not have a viewport specified. This causes mobile devices to render your page as it would appear on a desktop browser, scaling it down to fit on a mobile screen. Configure a viewport to allow your page to render properly on all devices.

gprolog.org HTML validation

Errors

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

Line: 3 Column: 1 - 46
"...<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> <html..."

The “profile” attribute on the “head” element is obsolete. To declare which “meta” terms are used in the document, instead register the names as meta extensions. To trigger specific UA behaviors, use a “link” element instead.

Line: 5 Column: 20 - 50
"...g="en-US"> <head profile="http://www.w3.org/2005/10/profile"> <l..."

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

Line: 8 Column: 3 - 64
"...g.ico"> <link rel="short icon" type="image/x-icon" href="gprolog.ico"> <m..."

Internal encoding declaration “iso-8859-1” disagrees with the actual encoding of the document (“utf-8”).

Line: 10 Column: 3 - 74
"....ico"> <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1"> <m..."

Bad value “text/html; charset=iso-8859-1” for attribute “content” on element “meta”: “iso-8859-1” is not a preferred encoding name. The preferred label for this encoding is “windows-1252”.

Line: 10 Column: 3 - 74
"....ico"> <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1"> <m..."