problems changing NS records

Thu Apr 26 13:58:05 UTC 2018

Hi. I think the problem is this:

*dig NS +noadditional +noquestion +nocomments +nocmd +nostats +trace
virtualbit.it. @208.67.222.222*

.			518400	IN	NS
<http://www.ietf.org/rfc/rfc1035.txt>	a.root-servers.net..			518400	IN	NS
<http://www.ietf.org/rfc/rfc1035.txt>	b.root-servers.net..			518400	IN	NS
<http://www.ietf.org/rfc/rfc1035.txt>	c.root-servers.net..			518400	IN	NS
<http://www.ietf.org/rfc/rfc1035.txt>	d.root-servers.net..			518400	IN	NS
<http://www.ietf.org/rfc/rfc1035.txt>	e.root-servers.net..			518400	IN	NS
<http://www.ietf.org/rfc/rfc1035.txt>	f.root-servers.net..			518400	IN	NS
<http://www.ietf.org/rfc/rfc1035.txt>	g.root-servers.net..			518400	IN	NS
<http://www.ietf.org/rfc/rfc1035.txt>	h.root-servers.net..			518400	IN	NS
<http://www.ietf.org/rfc/rfc1035.txt>	i.root-servers.net..			518400	IN	NS
<http://www.ietf.org/rfc/rfc1035.txt>	j.root-servers.net..			518400	IN	NS
<http://www.ietf.org/rfc/rfc1035.txt>	k.root-servers.net..			518400	IN	NS
<http://www.ietf.org/rfc/rfc1035.txt>	l.root-servers.net..			518400	IN	NS
<http://www.ietf.org/rfc/rfc1035.txt>	m.root-servers.net.
;; Received 228 bytes from 208.67.222.222#53(208.67.222.222) in 4 ms
it.			172800	IN	NS
<http://www.ietf.org/rfc/rfc1035.txt>	nameserver.cnr.it.it.			172800	IN	NS
<http://www.ietf.org/rfc/rfc1035.txt>	s.dns.it.it.			172800	IN	NS
<http://www.ietf.org/rfc/rfc1035.txt>	dns.nic.it.it.			172800	IN	NS
<http://www.ietf.org/rfc/rfc1035.txt>	a.dns.it.it.			172800	IN	NS
<http://www.ietf.org/rfc/rfc1035.txt>	r.dns.it.it.			172800	IN	NS
<http://www.ietf.org/rfc/rfc1035.txt>	m.dns.it.
;; Received 414 bytes from 192.112.36.4#53(192.112.36.4) in 19 ms
virtualbit.it.		10800	IN	NS
<http://www.ietf.org/rfc/rfc1035.txt>	ns11.sulweb.org.virtualbit.it.		10800	IN	NS
<http://www.ietf.org/rfc/rfc1035.txt>	names.sulweb.org.virtualbit.it.		10800	IN	NS
<http://www.ietf.org/rfc/rfc1035.txt>	ns2.sulweb.org.
/usr/bin/dig: couldn't get address for 'ns11.sulweb.org': no more

-----------

*www.virtualbit.it at names.sulweb.org.:*
*dig A +noadditional +noquestion +nocomments +nocmd +nostats +trace
www.virtualbit.it. @names.sulweb.org.*

/usr/bin/dig: couldn't get address for 'names.sulweb.org.': failure

*www.virtualbit.it at ns11.sulweb.org.:*
*dig A +noadditional +noquestion +nocomments +nocmd +nostats +trace
www.virtualbit.it. @ns11.sulweb.org.*

/usr/bin/dig: couldn't get address for 'ns11.sulweb.org.': failure

*www.virtualbit.it at ns2.sulweb.org.:*
*dig A +noadditional +noquestion +nocomments +nocmd +nostats +trace
www.virtualbit.it. @ns2.sulweb.org.*

/usr/bin/dig: couldn't get address for 'ns2.sulweb.org.': failure

Regards,

Iván.

2018-04-26 15:35 GMT+02:00 Alberto Colosi <alcol at hotmail.com>:

> have you changed zone registration?
>
> there is DNS FQDN reference
>
>
> if you change dns fqdn you have to update zone on your NIC
>
>
> as it on NIC it or where you registered the domain
>
>
>
>
>
> ------------------------------
> *From:* bind-users <bind-users-bounces at lists.isc.org> on behalf of Lucio
> Crusca <lucio.crusca at gmail.com>
> *Sent:* Thursday, April 26, 2018 3:18 PM
> *To:* bind-users at lists.isc.org
> *Subject:* problems changing NS records
>
> Until a few hours ago, I had several domains and 3 nameservers for them:
>
> ns1.virtualbit.it (master, 136.243.232.142)
> ns11.virtualbit.it (slave, 158.69.210.19)
> ns2.virtualbit.it (slave, 136.243.232.143)
>
> Then I tried to migrate to a new master, names.virtualbit.it
> (46.4.38.130). Here is the migration steps I followed:
>
> 1) I configured Bind on the new server as master for all domains
> 2) I added the master IP address to the two slaves with:
>
> masters vbitdnsmasters { 136.243.232.142; 46.4.38.130; };
>
> zone "acquaritalia.it" {
>         type slave;
>         masters { vbitdnsmasters; };
>         file "/var/lib/bind/acquaritalia.it.db";
> };
>
> and so on for all other zones.
>
> 3) I updated the NS records in the zone files, and in the control panel of
> the domain registrar
>
> Now all the domains have problems. IntoDNS reports:
>
> "
> Nameservers A records    ERROR: Some of your DNS servers do not have A
> records at all. I could not find any A records for the following DNS
> servers:
> ns2.virtualbit.it
>
> You must have A records for all of your nameservers.
> "
>
> However:
>
> dig @136.243.232.143 -t ns acquaritalia.it
> dig @136.243.232.143 acquaritalia.it
> dig @136.243.232.143 www.acquaritalia.it
> dig @136.243.232.143 -t mx acquaritalia.it
>
> all work as expected. Meanwhile, the same queries against 8.8.8.8 sometime
> work, sometime reply SERVFAIL.
>
> I don't know what I did wrong. Please help.
>
>
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