<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40"><head><meta http-equiv=Content-Type content="text/html; charset=utf-8"><meta name=Generator content="Microsoft Word 15 (filtered medium)"><style><!--
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</o:shapelayout></xml><![endif]--></head><body bgcolor=white lang=EN-US link=blue vlink=purple><div class=WordSection1><p>Hi Brian ,<o:p></o:p></p><p>So the zone is web45.ir, and the nameserver is 136.243.129.13, which is known as both ns1.web45.ir and ns2.web45.ir. Is that correct (*)?<o:p></o:p></p><p>>> yes both nameservers pointed to one server and IP (136.243.129.13)<o:p></o:p></p><p>what version of pdns-authoritative are you using?<o:p></o:p></p><p>>> pdns-4.1.1-1<o:p></o:p></p><p>Where did you get the package from ?<o:p></o:p></p><p>repo.powerdns.com<o:p></o:p></p><p>What OS are you running underneath?<o:p></o:p></p><p>CentOS Linux release 7.4.1708<o:p></o:p></p><p>Have you tried turning off the geo-ip features and just serving a plain zone? <o:p></o:p></p><p>No I didn’t, but I use geoip only for this subdomain “geo.web45.ir” like below :<o:p></o:p></p><p>domains:<o:p></o:p></p><p>- domain: geo.web45.ir<o:p></o:p></p><p> ttl: 30<o:p></o:p></p><p> records:<o:p></o:p></p><p> geo.web45.ir:<o:p></o:p></p><p> unknown.geo.web45.ir:<o:p></o:p></p><p> - a: A.B.C.D<o:p></o:p></p><p> tcea.geo.web45.ir:<o:p></o:p></p><p> - a: W.X.Y.Z<o:p></o:p></p><p>Best Regards,<o:p></o:p></p><p><span style='font-size:11.0pt;font-family:"Courier New";color:#1F497D'>Hamed Haghshenas<o:p></o:p></span></p></div></body></html>