Find domain 21k12.org's historical host IPs

IP History

	Basic Info			IP Whois Info
#ID	Host	IP Address	LastSeen	ASN	IP/CIDR	Organization
1	@	64.74.223.35	2015-11-20	AS12182	64.74.223.0 - 64.74.223.255	INTERNAP-2BLK - Internap Corporation
2	@	192.64.119.80	2015-10-09	AS22612	192.64.112.0 - 192.64.119.255	NAMECHEAP-NET - Namecheap, Inc.
3	@	192.31.186.21	2015-02-28	AS32421	192.31.186.0 - 192.31.187.255	BLCC - Black Lotus Communications
4	@	38.101.213.236	2014-05-02	AS174	38.101.210.0 - 38.101.214.255	COGENT-174 - Cogent Communications
5	@	38.101.213.240	2012-11-24	AS174	38.101.210.0 - 38.101.214.255	COGENT-174 - Cogent Communications
6	@	38.101.213.233	2012-10-26	AS174	38.101.210.0 - 38.101.214.255	COGENT-174 - Cogent Communications
7	@	199.59.166.90	2012-09-21	AS32421	199.59.160.0 - 199.59.167.255	BLCC - Black Lotus Communications
8	@	199.59.166.86	2012-08-31	AS32421	199.59.160.0 - 199.59.167.255	BLCC - Black Lotus Communications
9	@	199.59.166.92	2012-08-10	AS32421	199.59.160.0 - 199.59.167.255	BLCC - Black Lotus Communications
10	@	208.64.126.193	2011-05-02	AS32421	208.64.120.0 - 208.64.127.255	BLCC - Black Lotus Communications