# # 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: 66.136.0.0 - 66.143.255.255 CIDR: 66.136.0.0/13 NetName: SBCIS-SIS80 NetHandle: NET-66-136-0-0-1 Parent: NET66 (NET-66-0-0-0-0) NetType: Direct Allocation OriginAS: Organization: AT&T Enterprises, LLC (AEL-360) RegDate: 2001-06-05 Updated: 2024-12-05 Ref: https://rdap.arin.net/registry/ip/66.136.0.0 OrgName: AT&T Enterprises, LLC OrgId: AEL-360 Address: 208 S. Akard St. City: Dallas StateProv: TX PostalCode: 75202 Country: US RegDate: 2024-11-22 Updated: 2026-06-05 Ref: https://rdap.arin.net/registry/entity/AEL-360 OrgAbuseHandle: ABUSE7-ARIN OrgAbuseName: abuse OrgAbusePhone: +1-919-319-8167 OrgAbuseEmail: abuse@att.net OrgAbuseRef: https://rdap.arin.net/registry/entity/ABUSE7-ARIN OrgRoutingHandle: ROUTI59-ARIN OrgRoutingName: Routing POC OrgRoutingPhone: +1-999-999-9999 OrgRoutingEmail: routing_poc@att.com OrgRoutingRef: https://rdap.arin.net/registry/entity/ROUTI59-ARIN OrgTechHandle: ICC-ARIN OrgTechName: IP Team OrgTechPhone: +1-888-876-2382 OrgTechEmail: rm-ipspecialist@att.com OrgTechRef: https://rdap.arin.net/registry/entity/ICC-ARIN OrgTechHandle: ZS44-ARIN OrgTechName: IPAdmin-ATT Internet Services OrgTechPhone: +1-888-510-5545 OrgTechEmail: ipadmin@att.com OrgTechRef: https://rdap.arin.net/registry/entity/ZS44-ARIN # end # start NetRange: 66.137.35.0 - 66.137.35.255 CIDR: 66.137.35.0/24 NetName: SBCIS-101730-15410 NetHandle: NET-66-137-35-0-1 Parent: SBCIS-SIS80 (NET-66-136-0-0-1) NetType: Reassigned OriginAS: Customer: Keystone Public Schools (C00204123) RegDate: 2001-07-30 Updated: 2001-07-30 Ref: https://rdap.arin.net/registry/ip/66.137.35.0 CustName: Keystone Public Schools Address: 2701 15th City: Plano StateProv: TX PostalCode: 75075 Country: US RegDate: 2001-07-30 Updated: 2018-07-19 Ref: https://rdap.arin.net/registry/entity/C00204123 OrgAbuseHandle: ABUSE7-ARIN OrgAbuseName: abuse OrgAbusePhone: +1-919-319-8167 OrgAbuseEmail: abuse@att.net OrgAbuseRef: https://rdap.arin.net/registry/entity/ABUSE7-ARIN OrgRoutingHandle: ROUTI59-ARIN OrgRoutingName: Routing POC OrgRoutingPhone: +1-999-999-9999 OrgRoutingEmail: routing_poc@att.com OrgRoutingRef: https://rdap.arin.net/registry/entity/ROUTI59-ARIN OrgTechHandle: ICC-ARIN OrgTechName: IP Team OrgTechPhone: +1-888-876-2382 OrgTechEmail: rm-ipspecialist@att.com OrgTechRef: https://rdap.arin.net/registry/entity/ICC-ARIN OrgTechHandle: ZS44-ARIN OrgTechName: IPAdmin-ATT Internet Services OrgTechPhone: +1-888-510-5545 OrgTechEmail: ipadmin@att.com OrgTechRef: https://rdap.arin.net/registry/entity/ZS44-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. #

Host 73.35.137.66.in-addr.arpa. not found: 3(NXDOMAIN)

; <<>> DiG 9.11.4-P2-RedHat-9.11.4-26.P2.el7_9.9 <<>> 66.137.35.73 ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 31346 ;; flags: qr rd ra ad; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 1 ;; OPT PSEUDOSECTION: ; EDNS: version: 0, flags:; udp: 512 ;; QUESTION SECTION: ;66.137.35.73. IN A ;; AUTHORITY SECTION: . 86399 IN SOA a.root-servers.net. nstld.verisign-grs.com. 2026061901 1800 900 604800 86400 ;; Query time: 4 msec ;; SERVER: 8.8.8.8#53(8.8.8.8) ;; WHEN: Fri Jun 19 20:05:38 UTC 2026 ;; MSG SIZE rcvd: 116

** server can't find 73.35.137.66.in-addr.arpa.: NXDOMAIN

No results found, please run it to get the result.

traceroute to 66.137.35.73 (66.137.35.73), 30 hops max, 60 byte packets 1 gateway (172.31.1.1) 2.383 ms 2.573 ms 2.570 ms 2 19566.your-cloud.host (168.119.217.206) 0.537 ms 0.538 ms 0.561 ms 3 * * * 4 * * * 5 core-spine-rdev1.cloud1.nbg1.hetzner.com (213.239.203.102) 0.944 ms 0.943 ms core-spine-rdev2.cloud1.nbg1.hetzner.com (213.239.239.122) 1.037 ms 6 core12.nbg1.hetzner.com (213.239.239.141) 1.301 ms 0.644 ms core12.nbg1.hetzner.com (213.239.203.105) 0.812 ms 7 juniper5.dc2.nbg1.hetzner.com (213.239.229.162) 0.942 ms juniper5.dc2.nbg1.hetzner.com (213.239.229.166) 0.531 ms 0.365 ms 8 ae79.edge8.Frankfurt1.Level3.net (62.67.26.137) 16.100 ms 16.005 ms 14.107 ms 9 ae2.3612.edge6.Washington12.net.lumen.tech (4.69.226.70) 103.664 ms 103.716 ms 103.599 ms 10 192.205.37.45 (192.205.37.45) 92.921 ms 92.959 ms 90.636 ms 11 32.130.89.0 (32.130.89.0) 117.422 ms 117.566 ms 115.086 ms 12 * * * 13 * * * 14 * * * 15 * * * 16 * * * 17 * * * 18 * * * 19 * * * 20 * * * 21 * * * 22 * * * 23 * * * 24 * * * 25 * * * 26 * * * 27 * * * 28 * * * 29 * * * 30 * * *

No results found, please run it to get the result.