MXLIST.NET - captcha.com
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captcha.com checked at 2025-11-29T09:27:14.979Z 225ms 81/81/81 100% R:14 allDone:true timedOut:false captcha.com
| MX | smtp.captcha.com | ||||||
| A | 46.4.221.230🇩🇪 Hetzner | ||||||
| PTR | smtp.captcha.com | ||||||
| NS | hydrogen.ns.hetzner.com | ||||||
| A | 2a01:4f8:0:1::add:1098 🇩🇪 Hetzner | ||||||
| PTR | hydrogen.ns.hetzner.com | ||||||
| A | 213.133.100.98🇩🇪 Hetzner | ||||||
| PTR | hydrogen.ns.hetzner.com | ||||||
| NS | oxygen.ns.hetzner.com | ||||||
| A | 2a01:4f8:0:1::add:2992 🇩🇪 Hetzner | ||||||
| PTR | oxygen.ns.hetzner.com | ||||||
| A | 88.198.229.192🇩🇪 Hetzner | ||||||
| PTR | oxygen.ns.hetzner.com | ||||||
| NS | helium.ns.hetzner.de | ||||||
| A | 2001:67c:192c::add:5 🇩🇪 NORIS-NETWORK | ||||||
| PTR | helium.ns.hetzner.de | ||||||
| A | 193.47.99.5🇩🇪 NORIS-NETWORK | ||||||
| PTR | helium.ns.hetzner.de | ||||||
| A | 46.4.221.230🇩🇪 Hetzner | ||||||
| PTR | smtp.captcha.com | ||||||
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AI analysis
captcha.com is a parent of www.captcha.com, mail.captcha.com, remote.captcha.com and smtp.captcha.com.
captcha.com points to a single IP number: 46.4.221.230.
Other host names, for example captcha.biz, smtp.captcha.com, www.captcha.com and www.captcha.biz share IP numbers with captcha.com.
The domain captcha.com is delegated to three name servers: hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de.
captcha.com shares name servers with other domains at least partially, for instance belweb.de, altenburg.me, ikomm.org, mischback.de and busvermittlung.com.
Host names with two IP numbers:
hydrogen.ns.hetzner.com points to 2a01:4f8:0:1::add:1098 and 213.133.100.98
oxygen.ns.hetzner.com points to 2a01:4f8:0:1::add:2992 and 88.198.229.192
helium.ns.hetzner.de points to 2001:67c:192c::add:5 and 193.47.99.5
The mail server for captcha.com is smtp.captcha.com.
captcha.com uses the same mail server setup as other domains, for example lanapsoft.com.
Host name smtp.captcha.com resolves to IP 46.4.221.230.