SchlundTech Registrar Domain Plugin

SchlundTech Registrar Domain Plugin

Developed By InterNetX

Compatible with WHMCS v7.9

SchlundTech Registrar Domain Plugin for WHMCS

This easy to scale billing and support solution gives companies who operate in the domain, hosting and reseller industry full control over their online business.

With our free of charge domain and SSL plug-in for WHMCS you can benefit from various advantages:

Access to more than 350 ccTLDs and all available gTLDs.

Register, transfer, renew domains and manage contact details easily.

Order Premium Domains

Order and administer SSL certificates of the esablished providers Symantec, Thawte and GeoTrust (other brands on request).

Order S/MIME certificates

Admin Area Features:

  1. Register Domain
  2. Transfer Domain IN
  3. Renew Domain
  4. Manage Contact Details
  5. Get EPP Authinfo Code
  6. Delete Domain
  7. Transfer Domain OUT (ACK/NACK)
  8. Domain Addon Management
  9. Synchronization Of Expired/Transferred Domains
  10. Synchronization Of Expiry Dates
  11. Lookup provider "SchlundTech"
  12. Manage Premium Domain Price Classes

Client Area Features:

  1. Renew Domain
  2. Enable/Disable Autorenew
  3. Get/Modify Nameservers
  4. Enable ID Protection (Whois Privacy Service)
  5. Manage Contacts Details
  6. DNS Management
  7. Email Forwarding
  8. Domain Forwarding
  9. Get EPP Authinfo Code
  10. Change Owner

For more information please inquire here: SchlundTech WHMCS Information Page @

Installation Instructions

Setup Guide Download @


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Version Compatibility

Compatible with WHMCS v7.9

Full Version Compatibility

  • Selected versions of WHMCS v7.9
        7.9.0 - 7.9.1
  • All versions of WHMCS v7.8
  • All versions of WHMCS v7.7
  • All versions of WHMCS v7.6
  • All versions of WHMCS v7.5
  • All versions of WHMCS v7.4
  • Selected versions of WHMCS v7.3
  • All versions of WHMCS v7.2
  • All versions of WHMCS v7.1
  • All versions of WHMCS v7.0
  • All versions of WHMCS v6.3
  • All versions of WHMCS v6.2
  • All versions of WHMCS v6.1
  • All versions of WHMCS v6.0

Support for this product

The best place to start if you need help with a specific product is to contact the developer. All WHMCS Marketplace developers have both a website and support URL listed.

Developed By InterNetX


v06-2019 Released May 16th, 2019

Latest Version


  • Extensions for .UK fixed


  • unified Redirector Wording in Client Area
  • extensions for .IT updated


  • OwnerC = AdminC function for domain transfers fixed


  • Problem with thirdlevel TLDs solved (
  • Problem with SSL CSR transmission fixed


  • Compatibility for WHMCS 7.7.1


  • dist.additionalfields.php removed
  • Errors in additionalfields.php fixed
  • changes to InterNetX.php to display registration errors that were previously not shown
  • new function in class.InternetX_API.php to display registration errors that were previously not shown


  • Incompatibility with PHP 7.1 and later fixed for Premium Domain Check


  • WHMCS 7.5.1 compatibility assured
  • improvement: localisation moved to overrides folder
  • InterNetX.php: Premium Domain Check improved for PHP 7.1 and later versions
  • InterNetX.php: New function InterNetX_FormatPhone improves phone number formatting
  • class.InternetX_API.php: check for InterNetX Nameservers implemented to prevent errors with external nameservers -> if you are using virtual nameservers you have to change "" twice in class.InternetX_API.php according to your nameserver hostname!
  • class.InternetX_API.php: Country fix for transfers


Previous Versions

v05-16-2018 Released May 16th, 2018

View/hide detailed changelog

  • Incompatibility with PHP 7.1 and later fixed for Premium Domain Check


v01-2020 Released January 30th, 2020

View/hide detailed changelog


  • Improvements to domain cancelation
  • Service cancelation with activated domain cancelation checkbox will switch off auto-renew for the domain which leads to a deletion on expiration.
  • Please activate the option Setup -> Automation Settings -> Miscellaneous -> Cancellation Requests O Tick this box to automatically terminate accounts with cancellation requests when due
  • The client can afterwards re-activate auto-renew again if he later decides to keep the domain.


  • Compatibility update for WHMCS 7.8.3
  • Contact information form in client area fixed


  • domain extensions now also working for Transfers, until now only Create was possible
  • general errors in plugin fixed


  • general change of localisation for "Cancel" buttons in Client Area, Buttons now show "Undo changes" because the button just resets the form
  • missing Cancel Button styles fixed in OwnerChange and Redirect forms (changeOwner.tpl/domainForwarding.tpl)
  • improvements to class.InterNetX_API.php for update/ownerchange task (FUNCTION domainOwnerChange now uses task code 0104010 instead of 0102)


  • fix domain action buttons in Admin Area if language is not EN


  • improvement for handling of additional fields (extensions) additionaldomainfields.php and dist.additionalfields.php are no longer required in the plugin. InterNetX_additionaldomainfields.php must be called within additionaldomainfields.php as before (see setup documentation)


  • fix to domainsync, deleted domains now go to "CANCELLED" automatically instead of keeping on "ACTIVE"
  • fix to transfersync, domains that have successfully been transferred now go to "ACTIVE" again


See also

OpenSRS Domains Pro

The OpenSRS Domains Pro module allows you to register, renew and transfer domains from an ever-expanding selection of TLDs, including many new gTLDs. This module supports domain locking and WHOIS Privacy for select TLDs, as well as WHMCS Domain Sync.

ISPAPI Registrar Module

The ISPAPI Registrar Module connects WHMCS to your HEXONET account.

ISPAPI High Performance DomainChecker Module

High-performance Domain Availability Checks using HEXONET's registrar API

Domains module Realtime Register

Advanced domain module for WHMCS - Offer over 1000 TLDs to your customers

ZA Domains CO.ZA WHMCS Module - ZACR EPP

ZA Domains CO.ZA WHMCS Module - Free Module for CO.ZA Domain Resellers and Domain Registrars