城市(city): Aachen
省份(region): North Rhine-Westphalia
国家(country): Germany
运营商(isp): unknown
主机名(hostname): unknown
机构(organization): unknown
使用类型(Usage Type): unknown
b; <<>> DiG 9.10.3-P4-Ubuntu <<>> 137.226.91.235
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 53242
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0
;; QUESTION SECTION:
;137.226.91.235. IN A
;; AUTHORITY SECTION:
. 589 IN SOA a.root-servers.net. nstld.verisign-grs.com. 2022063001 1800 900 604800 86400
;; Query time: 62 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Jul 01 09:50:45 CST 2022
;; MSG SIZE rcvd: 107b'235.91.226.137.in-addr.arpa domain name pointer dhcp-sss-235.iss.rwth-aachen.de.
'b'235.91.226.137.in-addr.arpa name = dhcp-sss-235.iss.rwth-aachen.de.
Authoritative answers can be found from:
'