WWW.RTSAK.COM - gmail21.com
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gmail21.com checked at 2025-10-08T15:12:05.371Z 609ms 84/84/84 100% R:19gmail21.com
| MX | smtp.gmail21.com | ||||||
| A | 133.242.191.43🇯🇵 SAKURA-A | ||||||
| PTR | ik1-132-72789.vs.sakura.ne.jp | ||||||
| NS | 01.dnsv.jp | ||||||
| A | 2400:8500:3300::53 🇯🇵 GMO-DNS | ||||||
| PTR | 01.dnsv.jp | ||||||
| A | 157.7.32.53🇯🇵 GMO-DNS | ||||||
| PTR | 01.dnsv.jp | ||||||
| NS | 02.dnsv.jp | ||||||
| A | 157.7.33.53🇯🇵 GMO-DNS | ||||||
| PTR | 02.dnsv.jp | ||||||
| NS | 03.dnsv.jp | ||||||
| A | 2400:8500:3000::53 🇯🇵 GMO-DNS | ||||||
| PTR | 03.dnsv.jp | ||||||
| A | 157.7.34.53🇯🇵 GMO-DNS | ||||||
| PTR | 03.dnsv.jp | ||||||
| NS | 04.dnsv.jp | ||||||
| A | 2400:8500:3fff::53 🇯🇵 GMO-DNS | ||||||
| PTR | 04.dnsv.jp | ||||||
| A | 157.7.35.53🇯🇵 GMO-DNS | ||||||
| PTR | 04.dnsv.jp | ||||||
| A | 133.242.191.43🇯🇵 SAKURA-A | ||||||
| PTR | ik1-132-72789.vs.sakura.ne.jp | ||||||
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smtp.gmail21.com |
Starts with same word
gmail21.com |
Starts similarily
AI analysis
gmail21.com is the parent of smtp.gmail21.com.
gmail21.com resolves to a single IP: 133.242.191.43.
Other host names, for instance smtp.macmail.biz, webmail-jp.com, smtp.webmail-jp.com, ik1-132-72789.vs.sakura.ne.jp and smtp.gmail21.com share IP numbers with gmail21.com.
gmail21.com is delegated to four name servers: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp and 04.dnsv.jp.
gmail21.com shares some name servers with other domains, for example fix-auto2-4.com, g-nomiyama.com, atmj-hs.com, akai-taxoffice.com and reneil.jp.
Host names with two IP numbers:
01.dnsv.jp points to 2400:8500:3300::53 and 157.7.32.53
03.dnsv.jp points to 2400:8500:3000::53 and 157.7.34.53
04.dnsv.jp points to 2400:8500:3fff::53 and 157.7.35.53
Host names with one IP number:
02.dnsv.jp points to 157.7.33.53
gmail21.com is handled by a single mail server, smtp.gmail21.com.
Host name smtp.gmail21.com points to IP 133.242.191.43.