9/21/2023 0 Comments Refused unexpected rcode resolving![]() ![]() Note - I'm also seeing plenty of lame server and EDNS errors. If you have full Internet connectivity, there's really no reason to be forwarding at all. I hope you're not trying to use authoritative nameservers as "forwarders" in the strict BIND sense. ![]() Nbc.com is not hosted on those nameservers: Oct 12 16:06:55 prod75-dns1 named: error (unexpected RCODE REFUSED) resolving 'nbc.com/A/IN': 205.173.93.213#53Įxploring this more, almost all domains I'm having problems with (as discovered through dig) is related to this forwarder: This has taken away the AAAA log activity but I still get the error: My research has lead me to disable IPv6 when starting the named service with "named -4" as it could be related to IPv6 broken connectivity (of which we been actively deploying and testing). I'm getting what appears to be a common "error (unexpected RCODE REFUSED) resolving" error. ISP DNS is actually an IP address I replaced when I ping it from my workstation the results are 10ms, 1ms, 2ms, 1ms and when I ping it from the UTM the results are 1ms, 1ms, 1ms, 1ms, 1ms. This entire group of errors occurs every 4 minutes. > DiG 9.5.0b2 > +bufsize=1200 +norec NS. Hello, I'm seeing ongoing DNS issues in my UTM 9, as listed below. For my root hint, standard configuration: I only define internal forwarders for internal zones as needed. Next message: error (unexpected RCODE REFUSED) resolving.Previous message: error (unexpected RCODE REFUSED) resolving.> resolving '/NS/IN': (unexpected RCODE REFUSED) resolvingĮrror (unexpected RCODE REFUSED) resolving James Tingler James.Tingler at SomethingĪppears to be messed up somewhere to be sure. So to be honest I have no idea where it's coming from. ![]() Named: REFUSED unexpected RCODE resolving '/NS/IN': I honestly have no idea where that came about. > not authoritative for, so presumably you have a specific > Why are you asking 168.150.251.35 to do DNS resolution for you? It is It is explicitly refusing to do DNS resolution for you. Why are you asking 168.150.251.35 to do DNS resolution for you? It is not authoritative for, so presumably you have a specific local config causing you to use it. > Sep 17 09:30:41 localhost named: REFUSED unexpected RCODE > Yesterday instead of seeing host unreachable as I posted above I'm > RANK RULE NAME COUNT %OFMAIL %OFSPAM %OFHAM Sep 17 09:30:41 localhost named: REFUSED unexpected RCODE Yesterday instead of seeing host unreachable as I posted above I'm RANK RULE NAME COUNT %OFMAIL %OFSPAM %OFHAMĥ5 RCVD_IN_IADB_SENDERID 3 3.19 0.00 3.41 > I am receiving many hits on *_IADB_* rules just fine recently for > be considered for removal from the default rules. I wonder if ISIPP is similar to barracuda in that it > I took this off-list by accident but Chris has low volume and uses Perhaps another rate-limit issue or they block > attached the message I sent them as well as their reply. > I'm also seeing issues with ISIPP which is in 20_dnsbl_tests.cf. On Mon, at 09:28 -0500, David Jones wrote: I am receiving many hits on *_IADB_* rules just fine recently for emails I wonder if ISIPP is similar to barracuda in that it should > I took this off-list by accident but Chris has low volume and uses a Perhaps another rate-limit issue or they block dynamic IPs. I wonder if ISIPP is similar to barracuda in that it shouldīe considered for removal from the default rules. I took this off-list by accident but Chris has low volume and uses aĭynamic IP. > Problem, or something I shouldn't concern myself about? > Sep 16 12:09:38 localhost named: host unreachable resolving Most of the reaserch points to a DNS Bind issue. Secondly again research based this may be a bug in Bind or the Linux kernel. Notices Welcome to, a friendly and active Linux Community. Having a problem installing a new program Want to know which application is best for the job Post your question in this forum. ![]() The MTU has been chnged to 1492 and the issue still exists. DNS Log Errors: unexpected RCODE (REFUSED) Linux - Software This forum is for Software issues. > attached the message I sent them as well as their reply. Yesterday I did some research on 'unexpected RCODE (REFUSED) resolving' and discovered it could be MTU related. I'm also seeing issues with ISIPP which is in 20_dnsbl_tests.cf. ![]()
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