postfixbuch.org - robtex.com
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postfixbuch.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 80.241.58.18🇩🇪 HPLS-AS | ||||||
| PTR | avanti.heinlein-hosting.de | ||||||
| NS | ns2.jpberlin.de ⭐ 🔒 | ||||||
| A | 194.150.191.56🇩🇪 PROACT-AS | ||||||
| PTR | ns2.jpberlin.de | ||||||
| NS | ns.jpberlin.de 🔒 | ||||||
| A | 2001:67c:2050:1::53:1🇩🇪 HPLS-AS | ||||||
| PTR | ns.jpberlin.de | ||||||
| A | 91.198.250.3🇩🇪 HPLS-AS | ||||||
| PTR | ns.jpberlin.de | ||||||
| NS | ns3.jpberlin.de 🔒 | ||||||
| A | 2a01:4f8:221:4381::1🇩🇪 Hetzner | ||||||
| PTR | ns3.jpberlin.de | ||||||
| A | 88.198.52.15🇩🇪 Hetzner | ||||||
| PTR | ns3.jpberlin.de | ||||||
| MX | mx1.heinlein-support.de ⭐ | ||||||
| A | 91.198.250.10🇩🇪 HPLS-AS | ||||||
| PTR | mx1.heinlein-support.de | ||||||
| MX | mx2.heinlein-support.de ⭐ | ||||||
| A | 91.198.250.20🇩🇪 HPLS-AS | ||||||
| PTR | mx2.heinlein-support.de | ||||||
| MX | mx3.heinlein-support.de(20) | ||||||
| A | 91.198.250.30🇩🇪 HPLS-AS | ||||||
| PTR | mx3.heinlein-support.de | ||||||
| MX | mx-n.heinlein-support.de(50) | ||||||
| A | 91.198.250.17🇩🇪 HPLS-AS | ||||||
| PTR | mx-n.mailbox.org | ||||||
| TXT | v=spf1 mx include:_spf.jpberlin.de ?all | ||||||
| SOA | ns.jpberlin.deroot@jpberlin.de 2026-02-06 #1 | ||||||
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info ⭐ ⚠️ | ||||||
| NS | a2.org.afilias-nst.info⚠️ | ||||||
| NS | b0.org.afilias-nst.org 🔒 | ||||||
| NS | b2.org.afilias-nst.org 🔒 | ||||||
| NS | c0.org.afilias-nst.info⚠️ | ||||||
| NS | d0.org.afilias-nst.org 🔒 | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1770462666 | ||||||
Same first word
postfixbuch.net |
postfixbuch.org |
postfixbuch.de |
postfixbuch.com |
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org | - |
| postfixbuch.org | ns2.jpberlin.de, ns3.jpberlin.de, ns.jpberlin.de | - |
✅ Authoritative Response
Server: 194.150.191.56
NS records: ns2.jpberlin.de, ns3.jpberlin.de, ns.jpberlin.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for postfixbuch.org (unsigned zone)
⏱️ Timing
Total: 1162ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 80.241.58.18 |
| NS | 3 | ns2.jpberlin.de, ns3.jpberlin.de... |
| MX | 4 | mx3.heinlein-support.de (pri: 20), mx1.heinlein-support.de (pri: 10)... |
| TXT | 1 | v=spf1 mx include:_spf.jpberlin.de ?all |
| SOA | 1 | ns.jpberlin.de root.jpberlin.de |
AI analysis
postfixbuch.org points to a single IP address: 80.241.58.18.
Other host names such as die-opfer-der-agenda-2010.de, anti-atom-kette.de, competence-call.de, friendsofnavajeevan.at and heinleinhosting.de share IP numbers with postfixbuch.org.
postfixbuch.org is delegated to three name servers: ns2.jpberlin.de, ns3.jpberlin.de and ns.jpberlin.de.
At least part of the name servers for postfixbuch.org are shared with other domains, for instance atelier-sandmann.de, ecosprinter.org, klomoda.com, baumhausberlin.de and mg-it.net.
Host names with two IP numbers:
ns3.jpberlin.de points to: 2a01:4f8:221:4381::1 and 88.198.52.15
ns.jpberlin.de points to: 2001:67c:2050:1::53:1 and 91.198.250.3
Host names with one IP number:
ns2.jpberlin.de points to: 194.150.191.56
postfixbuch.org is handled by four mail servers: mx-n.heinlein-support.de, mx1.heinlein-support.de, mx2.heinlein-support.de and mx3.heinlein-support.de.
postfixbuch.org shares at least some mail servers with other domains, for example lobbypedia.de, felixkolb.de, j-jost.de, niessner.at and quaeker-berlin.de.
Host names with one IP: mx-n.heinlein-support.de points to 91.198.250.17; mx1.heinlein-support.de points to 91.198.250.10; mx2.heinlein-support.de points to 91.198.250.20; mx3.heinlein-support.de points to 91.198.250.30.