# # ARIN WHOIS data and services are subject to the Terms of Use # available at: https://www.arin.net/resources/registry/whois/tou/ # # If you see inaccuracies in the results, please report at # https://www.arin.net/resources/registry/whois/inaccuracy_reporting/ # # Copyright 1997-2026, American Registry for Internet Numbers, Ltd. # # start NetRange: 18.32.0.0 - 18.255.255.255 CIDR: 18.32.0.0/11, 18.128.0.0/9, 18.64.0.0/10 NetName: AT-88-Z NetHandle: NET-18-32-0-0-1 Parent: NET18 (NET-18-0-0-0-0) NetType: Direct Allocation OriginAS: Organization: Amazon Technologies Inc. (AT-88-Z) RegDate: 2019-10-07 Updated: 2021-02-10 Ref: https://rdap.arin.net/registry/ip/18.32.0.0 OrgName: Amazon Technologies Inc. OrgId: AT-88-Z Address: 410 Terry Ave N. City: Seattle StateProv: WA PostalCode: 98109 Country: US RegDate: 2011-12-08 Updated: 2026-04-17 Comment: All abuse reports MUST include: Comment: * src IP Comment: * dest IP (your IP) Comment: * dest port Comment: * Accurate date/timestamp and timezone of activity Comment: * Intensity/frequency (short log extracts) Comment: * Your contact details (phone and email) Without these we will be unable to identify the correct owner of the IP address at that point in time. Ref: https://rdap.arin.net/registry/entity/AT-88-Z OrgRoutingHandle: IPROU3-ARIN OrgRoutingName: IP Routing OrgRoutingPhone: +1-206-555-0000 OrgRoutingEmail: aws-routing-poc@amazon.com OrgRoutingRef: https://rdap.arin.net/registry/entity/IPROU3-ARIN OrgRoutingHandle: ARMP-ARIN OrgRoutingName: AWS RPKI Management POC OrgRoutingPhone: +1-206-555-0000 OrgRoutingEmail: aws-rpki-routing-poc@amazon.com OrgRoutingRef: https://rdap.arin.net/registry/entity/ARMP-ARIN OrgTechHandle: ANO24-ARIN OrgTechName: Amazon EC2 Network Operations OrgTechPhone: +1-206-555-0000 OrgTechEmail: amzn-noc-contact@amazon.com OrgTechRef: https://rdap.arin.net/registry/entity/ANO24-ARIN OrgDNSHandle: DNS1131-ARIN OrgDNSName: DNS OrgDNSPhone: +1-202-555-0000 OrgDNSEmail: ipmanagement+dns@amazon.com OrgDNSRef: https://rdap.arin.net/registry/entity/DNS1131-ARIN OrgNOCHandle: AANO1-ARIN OrgNOCName: Amazon AWS Network Operations OrgNOCPhone: +1-206-555-0000 OrgNOCEmail: amzn-noc-contact@amazon.com OrgNOCRef: https://rdap.arin.net/registry/entity/AANO1-ARIN OrgAbuseHandle: AEA8-ARIN OrgAbuseName: Amazon EC2 Abuse OrgAbusePhone: +1-206-555-0000 OrgAbuseEmail: trustandsafety@support.aws.com OrgAbuseRef: https://rdap.arin.net/registry/entity/AEA8-ARIN # end # start NetRange: 18.194.0.0 - 18.195.255.255 CIDR: 18.194.0.0/15 NetName: AMAZO-ZFRA NetHandle: NET-18-194-0-0-2 Parent: AT-88-Z (NET-18-32-0-0-1) NetType: Reallocated OriginAS: Organization: A100 ROW GmbH (RG-123) RegDate: 2017-05-25 Updated: 2021-02-10 Ref: https://rdap.arin.net/registry/ip/18.194.0.0 OrgName: A100 ROW GmbH OrgId: RG-123 Address: Marcel-Breuer-Strasse 10 City: Munchen StateProv: PostalCode: 80807 Country: DE RegDate: 2014-11-07 Updated: 2014-11-07 Ref: https://rdap.arin.net/registry/entity/RG-123 OrgTechHandle: ANO24-ARIN OrgTechName: Amazon EC2 Network Operations OrgTechPhone: +1-206-555-0000 OrgTechEmail: amzn-noc-contact@amazon.com OrgTechRef: https://rdap.arin.net/registry/entity/ANO24-ARIN OrgAbuseHandle: AEA8-ARIN OrgAbuseName: Amazon EC2 Abuse OrgAbusePhone: +1-206-555-0000 OrgAbuseEmail: trustandsafety@support.aws.com OrgAbuseRef: https://rdap.arin.net/registry/entity/AEA8-ARIN OrgNOCHandle: AANO1-ARIN OrgNOCName: Amazon AWS Network Operations OrgNOCPhone: +1-206-555-0000 OrgNOCEmail: amzn-noc-contact@amazon.com OrgNOCRef: https://rdap.arin.net/registry/entity/AANO1-ARIN # end # # ARIN WHOIS data and services are subject to the Terms of Use # available at: https://www.arin.net/resources/registry/whois/tou/ # # If you see inaccuracies in the results, please report at # https://www.arin.net/resources/registry/whois/inaccuracy_reporting/ # # Copyright 1997-2026, American Registry for Internet Numbers, Ltd. #

243.85.194.18.in-addr.arpa domain name pointer ec2-18-194-85-243.eu-central-1.compute.amazonaws.com.

; <<>> DiG 9.11.4-P2-RedHat-9.11.4-26.P2.el7_9.9 <<>> 18.194.85.243 ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 10144 ;; flags: qr rd ra ad; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1 ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 512 ;; QUESTION SECTION: ;18.194.85.243. IN A ;; AUTHORITY SECTION: . 86326 IN SOA a.root-servers.net. nstld.verisign-grs.com. 2026052900 1800 900 604800 86400 ;; Query time: 103 msec ;; SERVER: 8.8.8.8#53(8.8.8.8) ;; WHEN: Fri May 29 09:50:29 UTC 2026 ;; MSG SIZE rcvd: 117

243.85.194.18.in-addr.arpa name = ec2-18-194-85-243.eu-central-1.compute.amazonaws.com. Authoritative answers can be found from:

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Country code: DE Country name: Germany ASN: AS16509 Amazon.com Inc.