[CentOS] Mail has quit working

Sat Aug 25 19:37:31 UTC 2018
TE Dukes <tdukes at palmettoshopper.com>


> -----Original Message-----
> From: CentOS [mailto:centos-bounces at centos.org] On Behalf Of Stephen
> John Smoogen
> Sent: Saturday, August 25, 2018 3:12 PM
> To: CentOS mailing list
> Subject: Re: [CentOS] Mail has quit working
> 
> On Fri, 24 Aug 2018 at 18:16, TE Dukes <tdukes at palmettoshopper.com>
> wrote:
> >
> >
> >
> > > -----Original Message-----
> > > From: CentOS [mailto:centos-bounces at centos.org] On Behalf Of
> Stephen
> > > John Smoogen
> > > Sent: Friday, August 24, 2018 3:58 PM
> > > To: CentOS mailing list
> > > Subject: Re: [CentOS] Mail has quit working
> > >
> > > On Fri, 24 Aug 2018 at 14:15, TE Dukes <tdukes at palmettoshopper.com>
> > > wrote:
> > > >
> > >
> > > > #hosts:     db files nisplus nis dns
> > > > hosts:  dns files myhostname
> > > >
> > >
> > > ^^^ that's probably broke also.
> > > hosts: files dns
> > >
> > > That should be it. Putting dns first works if you can guarentee that
> > > DNS works fine all the time but if your DNS caches that localhost
> > > doesn't exist then /etc/hosts isn't used.
> > >
> > > > aliases:    files nisplus
> > >
> > > since you are doing email
> > >
> > > aliases: files
> > >
> > >
> > >
> > > --
> > > Stephen J Smoogen.
> > Hello,
> >
> > Made those changes and rebooted. No change. Still times out.
> >
> 
> OK in that case something is really taking your system for a ride. I
> would check to see if that  71.28.79.87 is your 'public' ip address
> with

My ip has changed since I ran telnet localhost 25 as I rebooted my router.
But it is correctly reporting the IP.

> 
> curl -4 icanhazip.com
> 
> if it is then something from named or some other utility is
> translating localhost for you.  host -v localhost might give you more
> information on what is giving lookups crazy answers
> 
> [smooge at linode01 ~]$ host -v localhost
> Trying "localhost.members.linode.com"
> Trying "localhost.smoogespace.com"
> Trying "localhost"
> ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 10855
> ;; flags: qr aa rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 0
> 
> ;; QUESTION SECTION:
> ;localhost. IN A
> 
> ;; ANSWER SECTION:
> localhost. 10800 IN A 127.0.0.1
> 
> Received 55 bytes from 66.228.53.5#53 in 0 ms
> Trying "localhost"
> ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 2461
> ;; flags: qr aa rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0
> 
> ;; QUESTION SECTION:
> ;localhost. IN MX
> 
> ;; AUTHORITY SECTION:
> localhost. 10800 IN SOA localhost. nobody.invalid. 1 3600 1200 604800
10800
> 
> 
> 
> --
> Stephen J Smoogen.

Results from host -v localhost:

Trying "localhost.palmettodomains.com"
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 12975
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 0

;; QUESTION SECTION:
;localhost.palmettodomains.com.	IN	A

;; ANSWER SECTION:
localhost.palmettodomains.com. 60 IN	A	162.40.201.5

Received 63 bytes from 166.102.165.13#53 in 35 ms
Trying "localhost.palmettodomains.com"
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 60995
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;localhost.palmettodomains.com.	IN	AAAA

;; AUTHORITY SECTION:
palmettodomains.com.	628	IN	SOA	ns2.no-ip.com.
hostmaster.no-ip.com. 2015063193 10800 1800 604800 1800

Received 104 bytes from 166.102.165.13#53 in 28 ms
Trying "localhost.palmettodomains.com"
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 62881
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 0

;; QUESTION SECTION:
;localhost.palmettodomains.com.	IN	MX

;; ANSWER SECTION:
localhost.palmettodomains.com. 1720 IN	MX	5 mail.palmettodomains.com.

Received 68 bytes from 166.102.165.13#53 in 29 ms

Looks like my domainname has been appended unless you left your off.

Thanks!!