From: Terry Carmen (terrycnysupport.com)
Date: Wed Mar 19 2008 - 12:48:36 CDT

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Mike Morris wrote:
>> Post some maillog entries, including the IP addresses.
>>
>> Anybody can say they're "whatever.google.com" What they say is
>> irrelevant. What matters is the reverse DNS lookup, and whois info
>> for the IP address.
>>
>> Terry
>>
>
> Sorry for not being more clear. When I said "Remote email servers
> matching the pattern [a-z]{2}-out-[0-9]{4}\.google\.com...", I never
> made it clear that the PTR records for the remote email servers are
> what match that pattern and a whois lookup of the IP addresses lists
> Google Inc. as the organization name. Not that you have any reason to
> believe me, so here are some log entries with only recipient domains
> altered:
>
>
> Mar 18 20:39:41 mx1 postfix/smtpd[17875]: NOQUEUE: reject: RCPT from
> an-out-0708.google.com[209.85.132.247]: 550 5.1.1
> <StuartalumPageexample.com>: Recipient address rejected: User
> unknown; from=<> to=<StuartalumPageexample.com> proto=ESMTP
> helo=<an-out-0708.google.com>
>
>
> Mar 18 21:03:08 mx1 postfix/smtpd[18452]: NOQUEUE: reject: RCPT from
> hs-out-0708.google.com[64.233.178.251]: 550 5.1.1
> <VicentebutyricSawyerexample.com>: Recipient address rejected: User
> unknown; from=<> to=<VicentebutyricSawyerexample.com> proto=ESMTP
> helo=<hs-out-0708.google.com>
>
>
> Mar 18 21:09:13 mx1 postfix/smtpd[18561]: NOQUEUE: reject: RCPT from
> wx-out-0506.google.com[66.249.82.228]: 550 5.1.1
> <DanaitalianCurryexample.com>: Recipient address rejected: User
> unknown; from=<> to=<DanaitalianCurryexample.com> proto=ESMTP
> helo=<wx-out-0506.google.com>
>
>
> These are definitely Google servers.
Yeah, they are.

You might try contacting Google again. Other than that, I'm not sure
what you could do except ignore it.

Terry

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