9.8.2rc1-RedHat-9.8.2-0.68.rc1.91.amzn1 Resolver name: maildns01.exto.nl
220 maildns03.exto.nl ESMTP Sendmail 8.14.4/8.14.4; Sat, 23 Mar 2024 22:16:37 +0100 250-maildns03.exto.nl Hello 224.157.105.182 [224.157.105.182], pleased to meet you 250 ENHANCEDSTATUSCODES