Feb 28, 2011 . 550 We cannot accept email from IP 92.46.76.192 without a DNS PTR record.

Can I control the PTR record with an elastic IPallocation? Right now, even though

Jul 11, 2011 . Pointer Record (PTR). Pointer records are the opposite of A and AAAA RRs and

What is a PTR record? Do I need to create one? PTR records resolve IP

This tool is useful to perform reverse lookup queries and get PTR records from IP

I found a way to add bulk A records as well as PTR records. If you use dnscmd

This test will connect to a mail server via SMTP, perform a simple Open Relay

Mar 1, 2011 . In your experience, have you found there to be any actual problems with having

PTR records are the opposite of A records; rather than pointing the name to the IP

While most rDNS entries only have one PTR record, DNS does not restrict the .

An A record for the host name of the mail host. The A record maps a host name to

May 22, 2009 . As the title says, I want to know properly what is PTR record and how it is created.

Use our Reverse DNS / PTR record lookup tool to resolve IP's to hosts and to

When obtaining or changing providers, a unique PTR record should be a

Feb 16, 2011 . PTR records resolve IP addresses into hostnames. For example, the A record for

Reverse PTR Records - Use This Tool To Check Your Reverse PTR Record. Find

If $OURDOMAIN is your main domain name, you need to know that you can't put

A PTR record, also referred to as a Reverse IP record, is an "A" record in reverse.

This tutorial covers configuration of PTR Records within DNS Made Easy.

Mar 18, 2009 . If you know what IP you want to perform the lookup on you can skip right to PTR

Mar 14, 2011 . A special PTR-record type is used to store reverse DNS entries. The name of the

. name if you only have its IP address), use this NSLookup tool. This reverse

A PTR record (sometimes called a 'host PTR record') is what lets someone do a '

Information of reverse (PTR) records and why you need them.

May 12, 2009 . There appears to be no way to contact internet support via email or the web

The A record maps a host name to an IP address and the PTR record creates a .

Answer: Improve. A PTR record is essentially the opposite of an A record. A

You have the ability to add a PTR record through our DNS Manager (under 'Add

PTR record filtering, a new technique, has proven to be an effective defense

PTR records, also commonly known as reverse DNS lookup or reverse DNS

PTR, 12, RFC 1035, pointer record, Pointer to a canonical name. Unlike a

Dec 7, 2010 . Mydns PTR records General. . I'm trying to create PTR records for my IP range. I

Sep 25, 2011 . Outgoing email rejections are becoming increasingly common, and while this is

Sep 27, 2005 . Bottom Line: If you have a PTR record for your IP address, and the target of the

A server attempting to send E-mail which does not have a reverse DNS (PTR)

Aug 15, 2009 . A quick and informational presentation on the basics of IPv6 and DNS. The

PTR (pointer) records are the reverse of A records: whereas the latter maps

Help! I need a PTR record set for my mail server. My email is being blocked! $

Free online tool for domain and email ptr lookup, dns ptr test for exist.

Nov 10, 2011 . Reverse DNS or sometimes called as PTR record is DNS record to determination

The terms PTR Record and Reverse DNS Entry are interchangeable. If you have

Learn what a PTR record is and how to add one. Find more useful articles in

May 13, 2008 . Having outgoing e-mail rejected due to domain name system configuration

Forum discussion: Anyone with Static ip's have a number for someone who may

May 12, 2010 . Reverse DNS uses pointer records ( PTR ) to convert IP addresses into domain

Oct 31, 2006 . When you run Nslookup from a command prompt on your Microsoft Windows NT

Dec 22, 2011 . By: Frank8307, Forum: DNS, Does reverse dns lookup on the subdomain for

What is Reverse DNS? Reverse DNS is a method of resolving an IP address into

Apr 4, 2006 . i recieved this today from a zimbra account " : host hwchp.houwire.com[12.5.

Aug 9, 2011 . SMTP & PTR records (Newb question)- DNS. Visit Dev Shed to discuss SMTP &

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