WWW.RTSAK.COM - smtp.gmail21.com

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smtp.gmail21.com checked at 2025-10-08T17:01:30.381Z 397ms 28/28/28 100% R:14

`smtp.gmail21.com`

	A	133.242.191.43^{🇯🇵 SAKURA-A}
			PTR	`ik1-132-72789.vs.sakura.ne.jp`

`gmail21.com`

	MX	`smtp.gmail21.com`
	NS	`01.dnsv.jp`
	NS	`02.dnsv.jp`
	NS	`03.dnsv.jp`
	NS	`04.dnsv.jp`
	A	133.242.191.43^{🇯🇵 SAKURA-A}

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gmail21.com

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AI analysis

smtp.gmail21.com serves as the mail server for gmail21.com.

smtp.gmail21.com resolves to a single IP address: 133.242.191.43.

Other host names including webmail-jp.com, smtp.webmail-jp.com, ik1-132-72789.vs.sakura.ne.jp, macmail.biz and gmail21.com share IP numbers with smtp.gmail21.com.

dbq