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Updating Bind with nsupdate works locally, not remotely or on private IP

I am attempting to get nsupdate/RFC2136 working for a remote BIND server, but I've been scratching my head for two days trying to figure out what is going on. BIND 9.16.23 is running on an internal ...
dolomike's user avatar
0 votes
1 answer
1k views

How to make updates to BIND9 zone files to be visible for queries?

I am using BIND 9.18 for testing purpose. I create a zone which supports dynamic DNS, and I try to use nsupdate to update the domain's resource record. After 15 minutes the update is successfully ...
dofar21's user avatar
2 votes
1 answer
4k views

How can I send DNS Resource Record updates from Linux to a Windows Active Directory DNS zone that only accepts secure updates?

My company has an existing Windows AD DNS zone that I do not directly manage (but i know the folks who do manage it). The zone will accept dynamic updates, but the updates must be "secure". ...
user3629081's user avatar
1 vote
1 answer
83 views

nsupdate works directly but not via openvpn

I can update my bind server with nsupdate when I start my script directly from the terminal. However when I start the script it from inside openvpn then I get a time out error: Communication with 1xx....
EafinaStorm's user avatar
-1 votes
1 answer
858 views

nsupdate not updating Apex record

nsupdate is only working for cnames. It seems the apex (A record for the root domain) is not updating. I have been able to add to the zone file by using "update add . 604800 A 1.1.1.1" but ...
Brént Russęll's user avatar
1 vote
1 answer
758 views

Why does nsupdate fail with "operation canceled"?

I'm trying to dynamically update a DNS server using nsupdate, running nsupdate -k mykey.private -d -v ./my-nsupdate-commands.txt. But I get the error: Communication with 192.0.2.0#53 failed: operation ...
nh2's user avatar
  • 918
0 votes
1 answer
3k views

Bind9 refuses key from nsupdate

I have a Bind9 DNS server running (and working!). All the zones were managed manually. I now want to change a zone to be updated automatically. After setting things up i tried nsupdate but it fails ...
Henri Gehrt's user avatar
4 votes
2 answers
4k views

Bind9 nsupdate update-policy rule to grant _acme-challenge.**.domain.tld (all additional subdomains)

Issue I'm using letsencrypt certbot's DNS-01 challenge, but it won't issue certificates more than one subdomain level deep. named.conf # grep -A 3 ^key /etc/bind/named.conf.local key "certbot.&...
ki9's user avatar
  • 1,383
1 vote
1 answer
5k views

bind9 nsupdate update failed: NOTAUTH

This is my named.conf.local zone "domain.ext" { type master; file "/etc/bind/zones/domain.ext.db"; allow-update {localhost;}; }; And the domain.ext.db file: ; ; BIND data file for ...
user3690884's user avatar
3 votes
1 answer
6k views

How to update one of many TXT records with nsupdate

I have a domain entry in my DNS with 3 different TXT records (1 SPF, 1 Keybase proof and a DMARC entry). I'm about to move my mail server to a new host so need to update the SPF record but I'm ...
hardillb's user avatar
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1 vote
1 answer
2k views

Add STATIC DNS entries in Microsoft DNS using nsupdate

I am the Microsoft DNS admin at my company. The Linux admin is using nsupdate to add multiple DNS A and PTR records to Microsoft DNS for his servers. The records come in with a timestamp, and DNS ...
Kevin's user avatar
  • 31
0 votes
1 answer
4k views

Update DNS with wildcard record - TSIG error with server / GSS verify error

I am working with Microsoft DNS server in corporate environment. I do not have direct access to it, but I can add records remotely. For example - using nsupdate - I can add new A / CNAME type record ...
Majus Misiak's user avatar
2 votes
1 answer
377 views

Revert back to manual text edits in Bind

I've tried searching for this online, but could not find an answer. We currently run a bind cluster with 1 master and 8 slaves in our infrastructure. One of the things I wanted to implement an ...
user1782878's user avatar
1 vote
0 answers
1k views

nsupdate communicate with server failed

I have installed gnudip (a ddns server) on my server, then added 2 zones for 2 domains for it to be dynamically updated. I am using Centos 7, BIND 9 configed BIND9 as follow /etc/named.conf root:...
Jimmy Chi Kin Chau's user avatar
0 votes
1 answer
710 views

Openvpn --learn-address with nsupdate | SERVFAIL

I've attempted searching just about anywhere I could find to figure out why a seemingly legitimate setup isn't working. I'm trying to archive DDNS with OpenVPN clients utilizing the --learn-address of ...
AfterLemon's user avatar
3 votes
1 answer
5k views

nsupdate answering SERVFAIL

i've been trying to set up a domain that can be updated. i'm using bind9, i've used ddns-confgen -a hmac-sha512 -k <keyname> to generate my key, i've added the key in /etc/bind/keys.local key ...
Mazimer's user avatar
  • 31
2 votes
0 answers
2k views

nsupdate permission on records with windows DNS

I manage to play with nsupdate and active directory DNS server. But my main problem is when I update the zone with authenticated users with this command : nsupdate -g It works, But next to the ...
Bertrand Cebador's user avatar
1 vote
0 answers
619 views

Master DNS cannot be resolved when using nsupdate

I want to register a client at a local DNS-Server using nsupdate (Raspbian GNU/Linux 8.0 jessie 4.1.19-v7+) > nsupdate -d > update add lea02.example.local 600 a 10.132.34.32 The Response ...
Wayne's user avatar
  • 11
1 vote
2 answers
414 views

BIND9 nsupdate apex domain

I've got a BIND zone like this example.com There's a following A Record: @ --> destination IP Now I want to update this record with, nsupdate. Can I just call update delete @ and then update add @ A ...
user386127's user avatar
1 vote
2 answers
1k views

Are nsupdate commands sent as clear text or encrypted?

I set up my own dynamic DNS server with Bind on Debian Jessy. Everything is running fine and smooth. The actual ddns update is done with nsupdate (executed by php on the same server). The php link ...
Markus K.'s user avatar
2 votes
2 answers
10k views

using nsupdate to delete PTR record by hostname

nsupdate allows to delete PTR record like this: delete 1.0.168.192.in-addr.arpa PTR How do I delete PTR record by hostname, something like delete host.domain.com PTR I've read man page, but it ...
Vladimir M.'s user avatar
4 votes
1 answer
7k views

request has invalid signature: TSIG rndc-test-key: tsig verify failure (BADKEY)

I am pretty much new to bind DNS and during nsupdate , i am getting BADKEY error.I have /root/named/chroot/etc/rndc.key as below :- key "rndc-test-...
SecureTech's user avatar
5 votes
2 answers
26k views

bind: "nsupdate -l" failed with status "update failed: REFUSED"

I just switched to bind 9.9.5 dynamic DNS feature with semi-automatic management of DNSSEC entries, the whole process went good and my zone files were updated well, but now I can't update or add ...
Neurotransmitter's user avatar
3 votes
1 answer
2k views

How to use nsupdate to update a wildcard dns record

So for our dev environment we have a wildcard A record for each of our developers. Having different needs (vpn vs office, etc) we allow update on the dns via nsupdate. That works pretty well but I ...
ROunofF's user avatar
  • 131
0 votes
1 answer
2k views

nsupdate for Windows with GSSAPI

I'm looking for solution how to use nsupdate from BIND utils with Kerberos in Windows environment. In Linux I have same utils compiled with GSSAPI support, but in Windows I unfortunately don't know ...
Pavel Mityushin's user avatar
2 votes
1 answer
498 views

BIND DNS A Record File

I've been adding about 10 DNS A records a week for the past 2 weeks. After updating a record using nsupdate it occurred to me that maybe I should find a way to separate the DNS A records from the ...
Benjamin Jones's user avatar
1 vote
1 answer
2k views

Dynamic Global Hostname and nsupdate do not send update to authoritative nameserver

I'm trying to do DDNS. I have two Apple products: an Airport Extreme and a Macbook Air, and I want to update my DDNS server via the "Dynamic Global Hostname" feature. I setup DDNS in the cloud (BIND),...
Jeff's user avatar
  • 119
2 votes
1 answer
5k views

nsupdate failing on localhost - Bind 8

I have added a zone test.net via rndc locally and it is working fine. Next, I want to update it via nsupdate but locally, my zone configurations are, zone test.net {type master; file "zones-remote/...
Anss's user avatar
  • 333
2 votes
2 answers
2k views

Split DNS configuration: can't update external zone from internal system using nsupdate

I have set up a single DNS server with bind9 and a split dns configuration so that all internal requests for my domain name get the internal IP address, and all requests from outside my network get ...
nn4l's user avatar
  • 1,346
0 votes
1 answer
420 views

nsupdate instructions dyn.com are incomplete

Using nsupdate for dynamic DNS TSIG Updates To update a DNS server dynamically using TSIG for authorization, run nsupdate by doing the following: $ nsupdate -d > server update.dyndns.com > zone ...
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