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Questions tagged [unbound]

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Unbound can't write logs to file

I installed unbound 1.13.1 and I want to use it as a recursive resolver and log everything into a file. Unfortunately, unbound does not write into the file and I get the error: Feb 15 11:46:53 unbound[...
Mnemosyne's user avatar
  • 161
0 votes
1 answer
110 views

Unbound dns over tls

I have unbound installed and it works just fine (debian testing). I also have a domain at duckdns.org. I would like to set DoT on my Android phone as xxxxx.duckdns.org, so i can make all requests go ...
murkom's user avatar
  • 1
-1 votes
1 answer
1k views

Bridging Ethernet Interface on OpenBSD and Other Problems

I am currently setting up an OpenBSD firewall, router, and dns server. I've been following various guides online with the bulk of my configuration coming from the OpenBSD site and the pf configuration ...
user avatar
1 vote
0 answers
156 views

Unbound doens't look for A records in cache

I deployed the unbound caching server, below is how it is deployed Client ---> InternelDNSServer(Windows) ---> ExternalDNSServer(RHEL) ---> GoogleDNS from Localhost(unbound) If i do dig +...
OmiPenguin's user avatar
  • 4,318
1 vote
0 answers
378 views

Unbound IP redirection

I'm trying to redirect my LAN queries i.e. 10.0.0.0/8 to my captive portal hosted at 10.10.10.10. I've 2 networks, 10.0.0.0/8 and 192.168.1.0/24. Objective is redirect 10.0.0.0/8 to 10.10.10.10 There'...
Akshay's user avatar
  • 11
1 vote
1 answer
2k views

service start automatically on debian 10

I have server with debian 10, previously on this server unbound service installed. Today I noticed that the service is reset every minute. I even deleted the file /lib/systemd/system/unbound.service ...
pyramid13's user avatar
  • 639
3 votes
1 answer
5k views

Pihole warning elaboration: "reducing DNS packet size for nameserver ADDRESS to SAFE_PKTSZ"

Could anyone elaborate a little on this warning? Reading the unbound comment it references, I guess it's some configuration in place for security reasons (?), but I'm not clear on what the tradeoffs ...
Manius's user avatar
  • 171
1 vote
1 answer
1k views

Using Unbounds stub-zone and NSD for local resolving does not work

I am having issues setting up Unbound as a general use DNS resolver and NSD as a local authoritive server. I intend to use Unbound as a replacement for my routers DNS server and would like to ...
dschemp's user avatar
  • 11
2 votes
1 answer
2k views

why has dnsmasq started running and taking up 53 so that my unbound can't start

Arch up to date. Through QEMU manager I had recently created a NAT network mapped to my wireless device. The plan is to use the wireless for the VM and the ethernet for the host. Before that the VM ...
Stephen Boston's user avatar
2 votes
1 answer
2k views

unbound not finding log file -- but log file exists

Error 'finding' log file on starting unbound service Jun 25 20:02:19 asus unbound[111312]: [1624676539] unbound[111312:0] error: Could not open logfile /var/log/unbound.log: No such file or directory ...
Stephen Boston's user avatar
0 votes
1 answer
334 views

UniFi + PiHole + Unbound -- Block specific sites by MAC address & Subnet

My general set up are several Ubiquiti Switches, APs, a UDMP, etc. I have multiple VLANs which ultimately intertwine with a PiHole and Unbound running on the same VM on a Dell PowerEdge R420. I have ...
CDub's user avatar
  • 101
2 votes
1 answer
2k views

What is the difference between unbound and unwind?

Reading the man pages of OpenBSD gives me unwind - validating DNS resolver and unbound - Unbound DNS validating resolver 1.11.0 which begs the question - what is the difference between these ...
Bex's user avatar
  • 768
1 vote
1 answer
2k views

Can you specify a different configuration for different interfaces in unbound?

Can the unbound DNS server give different answers to DNS queries made on different interfaces (split-horizon)? I did not see any indication in the manual that it could, but I may have missed something....
F.X.'s user avatar
  • 297
1 vote
1 answer
2k views

Unbound stub-zone not working

I have an unbound server that resolves VPN addresses as local data: local-data: "host1.wireguard. A 10.10.100.10" local-data: "host2.wireguard. A 10.100.100.11" Polling it ...
Emerick Whyte's user avatar
0 votes
1 answer
6k views

Random unbound variable error within function

I made a function in bash and when I call it, it crashes with an unbound variable error. I don't understand cause the variables that are said to be unbound are declared. Moreover, it seems to be ...
Elie G.'s user avatar
  • 136
0 votes
1 answer
268 views

Can I Respond to all dns requests with a specific cname?

Is is it possible to configure a dns server (dnsmasq, unbound etc. i dont really care which one) to respond to all request with a specific cname, except for the cname itself? And if yes how and with ...
Sophie's user avatar
  • 11
1 vote
0 answers
468 views

Ubuntu 18.04: unbound seems to stop working after a period of time

I set up pi-hole with unbound on my ubuntu 18.04 machine. I followed the instructions by pi-hole[1]. Clients can reach websites with this method but after some time I get timeouts. Pihole is still ...
herrwusel's user avatar
2 votes
1 answer
3k views

Redirect all outgoing DNS queries to local stub resolver at 127.0.0.1:53

I am attempting to redirect all outgoing DNS queries on my Linux box to my local caching stub resolver (unbound). iptables -t nat -A OUTPUT -p tcp --dport 53 -j DNAT --to 1.1.1.1:53 iptables -t nat -...
donghakim187's user avatar
1 vote
1 answer
2k views

Any DNSBL script to Unbound?

I know a lot of DNSBL lists (someonewhocares.org, abuse.ch, malwaredomains.com, etc...). I wish to know if anyone knows of scripts that can gather these lists (at least some of them) and compile them ...
22decembre's user avatar
5 votes
2 answers
13k views

How to disable ip6 lookups in unbound?

I attempted to disable IPv6 lookups in unbound through these options: do-ip6: no prefer-ip6: no Really prefer-ip6 should only take effect when do-ip6 is yes. In any case, I use tcpdump to dump the ...
Walter's user avatar
  • 1,234