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• name: description content: Zend is a trusted source for PHP development platforms, including secure runtimes, PHP monitoring tools & full PHP support for developers worldwide.
• name: robots content: index, follow
• name: MobileOptimized content: width
• name: HandheldFriendly content: true
• name: viewport content: width=device-width, initial-scale=1.0

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            Domain Name: ZEND.COM
Registrar: GoDaddy.com, LLC
Domain Status: client delete prohibited
Domain Status: client renew prohibited
Domain Status: client transfer prohibited
Domain Status: client update prohibited
Creation Date: 1998-12-14T05:00:00Z
Registry Expiry Date: 2026-12-13T05:00:00Z
Updated Date: 2025-12-14T16:45:45Z
Name Server: NS-1334.AWSDNS-38.ORG
Name Server: NS-1775.AWSDNS-29.CO.UK
Name Server: NS-469.AWSDNS-58.COM
Name Server: NS-527.AWSDNS-01.NET
REGISTRAR Contact: GoDaddy.com, LLC
>>> Last update of RDAP database: 2026-02-25T22:32:50Z         

			User-agent: *
Disallow: /events/longhorn-php-promo
# SLA
Disallow: /sites/zend/files/pdfs/comparison-chart-zend-production-support-sla.pdf

Sitemap: https://www.zend.com/index/sitemap.xml

#
# robots.txt
#
# This file is to prevent the crawling and indexing of certain parts
# of your site by web crawlers and spiders run by sites like Yahoo!
# and Google. By telling these "robots" where not to go on your site,
# you save bandwidth and server resources.
#
# This file will be ignored unless it is at the root of your host:
# Used:    http://example.com/robots.txt
# Ignored: http://example.com/site/robots.txt
#
# For more information about the robots.txt standard, see:
# http://www.robotstxt.org/robotstxt.html

User-agent: *
# CSS, JS, Images
Allow: /core/*.css$
Allow: /core/*.css?
Allow: /core/*.js$
Allow: /core/*.js?
Allow: /core/*.gif
Allow: /core/*.jpg
Allow: /core/*.jpeg
Allow: /core/*.png
Allow: /core/*.svg
Allow: /profiles/*.css$
Allow: /profiles/*.css?
Allow: /profiles/*.js$
Allow: /profiles/*.js?
Allow: /profiles/*.gif
Allow: /profiles/*.jpg
Allow: /profiles/*.jpeg
Allow: /profiles/*.png
Allow: /profiles/*.svg
# Directories
Disallow: /core/
Disallow: /profiles/
# Files
Disallow: /README.md
Disallow: /composer/Metapackage/README.txt
Disallow: /composer/Plugin/ProjectMessage/README.md
Disallow: /composer/Plugin/Scaffold/README.md
Disallow: /composer/Plugin/VendorHardening/README.txt
Disallow: /composer/Template/README.txt
Disallow: /modules/README.txt
Disallow: /sites/README.txt
Disallow: /themes/README.txt
Disallow: /web.config
# Paths (clean URLs)
Disallow: /admin/
Disallow: /comment/reply/
Disallow: /filter/tips
Disallow: /node/add/
Disallow: /search/
Disallow: /user/register
Disallow: /user/password
Disallow: /user/login
Disallow: /user/logout
Disallow: /media/oembed
Disallow: /*/media/oembed
# Paths (no clean URLs)
Disallow: /index.php/admin/
Disallow: /index.php/comment/reply/
Disallow: /index.php/filter/tips
Disallow: /index.php/node/add/
Disallow: /index.php/search/
Disallow: /index.php/user/password
Disallow: /index.php/user/register
Disallow: /index.php/user/login
Disallow: /index.php/user/logout
Disallow: /index.php/media/oembed
Disallow: /index.php/*/media/oembed

# Disallow Specific Query String Parameters
Disallow: /*&utm_source*
Disallow: /*&utm_medium*
Disallow: /*&utm_campaign*
Disallow: /*&utm_content*
Disallow: /*&utm_leadersource*
Disallow: /*&field=*
Disallow: /*?utm_source*
Disallow: /*?utm_medium*
Disallow: /*?utm_campaign*
Disallow: /*?utm_content*
Disallow: /*?utm_leadersource*
Disallow: /*?field=*
Disallow: /*?field_*
Disallow: /*?replytocom=*
Disallow: /*?hsFormKey=*
Disallow: /*?wvideo=*
Disallow: /*?wtime=*
Disallow: /*?goback=*
Disallow: /*??*
Disallow: /*?gni=*
Disallow: /*?fromStream=*
Disallow: /*?gnk=*
Disallow: /*?hsCtaTracking=*
Disallow: /*?(RoW2)=*
Disallow: /*?mkt_tok=*
Disallow: /*?r=*
Disallow: /*?__hstc=*
Disallow: /*?trk=*
Disallow: /*?nonamp=*
Disallow: /*?NA=*
Disallow: /*?(NA)=*
Disallow: /*?ref=*
Disallow: /*?hss_channel=*
Disallow: /*?PRID=*
Disallow: /*?sc=*
Disallow: /*?paper=*
Disallow: /*?platform=*
Disallow: /*?path=*
Disallow: /*?Gen-MD=*
Disallow: /*?source=*
Disallow: /*?v=*
Disallow: /*?en-=*
Disallow: /*?mgs1=*
Disallow: /*?examples=*
Disallow: /*?turl=*
Disallow: /*?EntryId=*
Disallow: /search/results?*
Disallow: /success/*
Disallow: /user/*

# Marketo Forms
Disallow: /marketo/form/perforce_marketo_form/*        

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