by Visakh S | Aug 5, 2015 | cPanel, Server Administration
On July 1st, ARIN (American Registry for Internet Numbers) sent out a notification that it may not be able to give out IPv4 blocks of larger than 512 addresses. This officially makes the decade old prediction of IPv4 running out a reality, and makes it necessary for...
by Visakh S | Jul 31, 2015 | cPanel, DirectAdmin, Plesk, Server Management
On 28th July Internet Systems Consortium announced a critical vulnerability (CVE-2015-5477) in all BIND DNS server versions from 9.1.0 to 9.9.7-P1 and 9.10.2-P2. It allows a remote attacker to exploit an error in handling TKEY queries to launch a Denial of Service...
by Visakh S | Jul 31, 2015 | Server Administration
On 28th July Internet Systems Consortium announced a critical vulnerability (CVE-2015-5477) in all BIND DNS server versions from 9.1.0 to 9.9.7-P1 and 9.10.2-P2. It allows a remote attacker to exploit an error in handling TKEY queries to launch a Denial of Service...
by Visakh S | Jul 30, 2015 | Apache, cPanel, DirectAdmin, Plesk, Technical Support
In cPanel, Plesk and DirectAdmin servers that have WordPress websites, high server load is sometimes reported with “xmlrpc.php” showing up as the top CPU hog. xmlrpc.php is a file in WordPress websites used for remote publishing and ping-back tracking....
by Visakh S | Jul 24, 2015 | cPanel, DirectAdmin, Plesk, Server Administration
Qualys reported on 23rd July an important root privilege escalation vulnerability (CVE-2015-3246), and DoS attack vulnerability (CVE-2015-3245) for Linux servers using RedHat’s libuser package. Here’s how you can protect your cPanel, Plesk and DirectAdmin...
by Visakh S | Jul 24, 2015 | Server Management
Qualys reported on 23rd July an important root privilege escalation vulnerability (CVE-2015-3246), and DoS attack vulnerability (CVE-2015-3245) for Linux servers using RedHat’s libuser package. Here’s how you can protect your CentOS and RedHat server from...
by Visakh S | Jul 23, 2015 | cPanel
Customers who use Outlook to access email accounts hosted on cPanel/WHM email servers sometimes report the error 503 Valid RCPT command must precede DATA when trying to send their mails. This is often reported for servers in which SMTP authentication is enabled. What...
by Visakh S | Jul 18, 2015 | Server Administration, Technical Support
In our role as Outsourced Tech Support for web hosts, trouble-shooting and maintaining IIS web servers is something our engineers do on a regular basis. We’ve seen that, in Windows dedicated servers and VPS, users sometimes request assistance in troubleshooting...
by Visakh S | Jul 17, 2015 | Plesk, Technical Support
In Odin Plesk Windows servers, customers sometimes report their sites being unavailable with the error showing : “HTTP Error 503. The service is unavailable.” This usually happens after a major change like a migration, site restore, etc., and leads to all...
by Visakh S | Jul 15, 2015 | Plesk, Server Administration
Occasionally Odin Plesk customers report inability to send or receive emails reporting the following Outlook errors: The host ‘mail.domain.com’ could not be found. Please verify that you have entered the server name correctly. Account:...
