WWW.RTSAK.COM - holdfast-tech.com
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holdfast-tech.com checked at 2025-10-22T10:30:01.800Z 717ms 60/60/60 100% R:25holdfast-tech.com
| MX | mail.holdfast-tech.com | ||||||
| A | 153.126.140.151🇯🇵 SAKURA-A | ||||||
| PTR | ik1-306-13147.vs.sakura.ne.jp | ||||||
| NS | ns1.naid.jp | ||||||
| A | 153.126.177.251🇯🇵 SAKURA-A | ||||||
| PTR | ns2.naid.jp | ||||||
| NS | ns2.naid.jp | ||||||
| A | 153.126.177.251🇯🇵 SAKURA-A | ||||||
| PTR | ns2.naid.jp | ||||||
| A | 153.126.140.151🇯🇵 SAKURA-A | ||||||
| PTR | ik1-306-13147.vs.sakura.ne.jp | ||||||
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AI analysis
holdfast-tech.com is parent of www.holdfast-tech.com and mail.holdfast-tech.com.
holdfast-tech.com points to a single IP: 153.126.140.151.
Other host names, for instance bizup.info, mail.ponpocorin.web9.jp, mail.bizup.info, nbdv.net and letters-service.hustle.ne.jp share IP numbers with holdfast-tech.com.
holdfast-tech.com's delegation is to two name servers ns1.naid.jp and ns2.naid.jp.
holdfast-tech.com shares the same name server configuration as other domains, such as kouge.net, urban-exe.com, www.pos2.net, eestyle.net and naks.biz.
Host names with one IP number: ns1.naid.jp and ns2.naid.jp point to 153.126.177.251.
holdfast-tech.com is served by a single mail server, mail.holdfast-tech.com.
mail.holdfast-tech.com points to IP number 153.126.140.151.