[155114] in North American Network Operators' Group

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Re: Is Hotmail in the habit of ignoring MX records?

daemon@ATHENA.MIT.EDU (Michael J Wise)
Thu Jul 26 09:54:16 2012

From: Michael J Wise <mjwise@kapu.net>
In-Reply-To: <20120726083535.GA13414@metron.com>
Date: Thu, 26 Jul 2012 06:53:24 -0700
To: nanog@nanog.org
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org


On Jul 26, 2012, at 1:35 AM, Lou Katz wrote:

> The domain is cookephoto.com

Why does mail.metron.com have MX records?
And they're different.

	$ host cookephoto.com
	cookephoto.com has address 192.160.193.89
	cookephoto.com mail is handled by 10 mail.metron.com.
	cookephoto.com mail is handled by 12 mail2.metron.com.
	cookephoto.com mail is handled by 15 mail.katz.com.

	$ host mail.metron.com
	mail.metron.com has address 192.160.193.14
	mail.metron.com mail is handled by 10 mail.metron.com.
	mail.metron.com mail is handled by 20 mail.katz.com.

	$ host mail.katz.com
	mail.katz.com has address 192.160.193.14

	$ host mail2.metron.com
	mail2.metron.com has address 209.204.189.91

	$ host plaid.metron.com
	plaid.metron.com has address 192.160.193.135

Normally, in my experience, the actual mail server doesn't have MX =
records as such, but=85.
Just seems 0dd.

Also, you say =85

> At the time of the transaction, nothing special was happening here, =
...

Was anything strange happening with any of the DNS records for any of =
these domains in the past two days?

Aloha,
Michael.
--=20
"Please have your Internet License            =20
 and Usenet Registration handy..."



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