Find domain att.com's historical host IPs

IP History

	Basic Info			IP Whois Info
#ID	Host	IP Address	LastSeen	ASN	IP/CIDR	Organization
1	connect.uc	206.19.50.21	2022-09-06	AS17225	206.19.40.0 - 206.19.50.255	ATT-CERFNET-BLOCK - AT&T Enhanced Network Services
2	connect.uc	206.19.50.21	2022-01-02	AS17225	206.19.40.0 - 206.19.50.255	ATT-CERFNET-BLOCK - AT&T Enhanced Network Services
3	connect.uc	206.19.50.21	2021-12-22	AS17225	206.19.40.0 - 206.19.50.255	ATT-CERFNET-BLOCK - AT&T Enhanced Network Services