Reverse IP

Query domain names that belong to the same IP (support IPv6 and CIDR format) or CNAME. You can enter ip address or domain name. Enjoy it!

Examples

2a03:2880:f231:c5:face:b00c:0:43fe 172.217.3.174 129.134.0.0/16 google.com

hoge.sakura.ne.jp

Total: 6

#	Domain	Address	Type	Date
1	hoge.sakura.ne.jp	hoge.sakura.ne.jp	MX	2025-09-08
2	sho.to	hoge.sakura.ne.jp	MX	2025-09-08
3	www.hoge.sakura.ne.jp	hoge.sakura.ne.jp	CNAME	2025-09-07
4	mx.to	hoge.sakura.ne.jp	MX	2025-09-03
5	www.hoge.sakura.ne.jp	hoge.sakura.ne.jp	MX	2021-10-03
6	hoge.sakura.ne.jp.	hoge.sakura.ne.jp	MX	2021-10-03

Rapiddns has 5 billion DNS data and supports 4 DNS types

Rapiddns currently has more than 5 billion DNS resolution data, supporting A, CNAME, AAAA, MX types. A records 3.1 billion, CNAME records 760 million, AAAA records 395 million and MX records 886 million. Can query the domain name of the same IP website (support IPv6). You can also query subdomain information.