; <<>> DiG Dig.Domains <<>> any mx4.ig.correio.biz ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: SERVFAIL, id: 20479 ;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 0, ADDITIONAL: 1 ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 512 ; EDE: 23 (Network Error): ([189.126.101.254] rcode=REFUSED for mx4.ig.correio.biz/all) ; EDE: 23 (Network Error): ([187.45.248.254] rcode=REFUSED for mx4.ig.correio.biz/all) ; EDE: 23 (Network Error): ([186.202.8.254] rcode=REFUSED for mx4.ig.correio.biz/all) ; EDE: 23 (Network Error): ([2804:218:7002:0:189:126:101:254] rcode=REFUSED for mx4.ig.correio.biz/all) ; EDE: 23 (Network Error): ([2804:218:7001:0:187:45:248:254] rcode=REFUSED for mx4.ig.correio.biz/all) ; EDE: 23 (Network Error): ([2804:218:7000:0:186:202:8:254] rcode=REFUSED for mx4.ig.correio.biz/all) ; EDE: 22 (No Reachable Authority): (At delegation correio.biz for mx4.ig.correio.biz/all) ;; QUESTION SECTION: ;mx4.ig.correio.biz. IN ANY ;; Query time: 813 msec ;; SERVER: 8.8.8.8#53(8.8.8.8) ;; WHEN: Fri Jul 11 08:25:16 UTC 2025 ;; MSG SIZE rcvd: 531