shell:$ nslookup -timeout=2 -retry=1 'tn.dtrkr.com'
Server:		1.1.1.1
Address:	1.1.1.1#53

Non-authoritative answer:
tn.dtrkr.com	canonical name = tracker-apis-chdcgkfudma5had3.a02.azurefd.net.
tracker-apis-chdcgkfudma5had3.a02.azurefd.net	canonical name = mr-a02.tm-azurefd.net.
mr-a02.tm-azurefd.net	canonical name = shed.dual-low.part-0023.t-0009.t-msedge.net.
shed.dual-low.part-0023.t-0009.t-msedge.net	canonical name = azurefd-t-fb-prod.trafficmanager.net.
azurefd-t-fb-prod.trafficmanager.net	canonical name = dual.part-0023.t-0009.fb-t-msedge.net.
dual.part-0023.t-0009.fb-t-msedge.net	canonical name = part-0023.t-0009.fb-t-msedge.net.
Name:	part-0023.t-0009.fb-t-msedge.net
Address: 13.107.253.51
Name:	part-0023.t-0009.fb-t-msedge.net
Address: 13.107.226.51
Name:	part-0023.t-0009.fb-t-msedge.net
Address: 2620:1ec:29:1::51
Name:	part-0023.t-0009.fb-t-msedge.net
Address: 2620:1ec:48:1::51