jwschulz.de - robtex.com
jwschulz.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 5.44.111.100🇩🇪 ONE-NETWORK5.44.108.0/22 | ||||||
| PTR | web100.alfahosting-server.de | ||||||
| NS | cns1.alfahosting.info ⭐ | ||||||
| A | 2a01:64c0:0:5000::8🇩🇪 CLOUDPIT2a01:64c0::/32 | ||||||
| PTR | cns1.cloudpit.de | ||||||
| A | 109.237.142.8🇩🇪 CLOUDPIT109.237.128.0/20 | ||||||
| PTR | cns1.cloudpit.de | ||||||
| NS | cns2.alfahosting.info | ||||||
| A | 2a01:4f8:2b02:a88::105🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | cns2.cloudpit.com | ||||||
| A | 148.251.254.105🇩🇪 Hetzner148.251.0.0/16 HETZNER-RZ-BLK-ERX2 | ||||||
| PTR | cns2.cloudpit.com | ||||||
| NS | cns3.alfahosting.info | ||||||
| A | 2a02:2b80:101:5000::8🇩🇪 CLOUDPIT2a02:2b80:101::/48 | ||||||
| PTR | cns3.cloudpit.io | ||||||
| A | 109.237.143.8🇩🇪 CLOUDPIT109.237.128.0/20 | ||||||
| PTR | cns3.cloudpit.io | ||||||
| MX | mx03.secure-mailgate.com ⭐ | ||||||
| A | 46.243.88.174🇩🇪 CLOUDPIT46.243.88.0/21 | ||||||
| PTR | node03.secure-mailgate.com | ||||||
| A | 46.243.88.176🇩🇪 CLOUDPIT46.243.88.0/21 | ||||||
| PTR | node04.secure-mailgate.com | ||||||
| MX | mx04.secure-mailgate.com ⭐ | ||||||
| A | 46.243.88.175🇩🇪 CLOUDPIT46.243.88.0/21 | ||||||
| PTR | node03.secure-mailgate.com | ||||||
| A | 46.243.88.177🇩🇪 CLOUDPIT46.243.88.0/21 | ||||||
| PTR | node04.secure-mailgate.com | ||||||
| SOA | cns1.alfahosting.infohostmaster@alfahosting.de 2023-07-20 #1 | ||||||
de
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | f.nic.de ⭐ | ||||||
| NS | a.nic.de | ||||||
| NS | l.de.net ⚠️ Not in parent delegation | ||||||
| NS | n.de.net ⚠️ Not in parent delegation | ||||||
| NS | s.de.net ⚠️ Not in parent delegation | ||||||
| NS | z.nic.de | ||||||
| SOA | f.nic.dedns-operations@denic.de serial=1777320818 | ||||||
Same first word
jwschulz.de |
DNS History
9 records (6 active, 3 former)
●NScns1.alfahosting.info2015-07-21 → 2026-04-27 · 2 obs
● 2026-04-27 20:35:12
●NScns2.alfahosting.info2015-07-21 → 2026-04-27 · 2 obs
● 2026-04-27 20:35:12
●NScns3.alfahosting.info2015-07-21 → 2026-04-27 · 2 obs
● 2026-04-27 20:35:12
○MXmail.jwschulz.de2015-07-21 → 2020-02-12 · 4 obs
● 2020-02-12 12:09:10
○ 2026-02-18 07:35:32
○ 2026-04-27 20:35:12
●MXmx03.secure-mailgate.com2026-02-18 → 2026-04-27 · 3 obs
● 2026-02-18 07:35:32
● 2026-04-27 20:35:12
●MXmx04.secure-mailgate.com2026-02-18 → 2026-04-27 · 3 obs
● 2026-02-18 07:35:32
● 2026-04-27 20:35:12
○A109.237.129.2092015-07-21 → 2015-07-21 · 3 obs
○ 2015-12-05 07:17:10
○ 2026-04-27 20:35:12
○A109.237.138.482015-12-05 → 2020-02-12 · 5 obs
● 2015-12-05 07:17:10
● 2020-02-12 12:09:10
○ 2026-02-18 07:35:32
○ 2026-04-27 20:35:12
●A5.44.111.1002026-02-18 → 2026-04-27 · 3 obs
● 2026-02-18 07:35:32
● 2026-04-27 20:35:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | z.nic.de, a.nic.de, f.nic.de | - |
| jwschulz.de | cns3.alfahosting.info, cns1.alfahosting.info, cns2.alfahosting.info | - |
✅ Authoritative Response
Server:109.237.143.8
NS records: cns3.alfahosting.info, cns1.alfahosting.info, cns2.alfahosting.info
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for jwschulz.de (unsigned zone)
⏱️ Timing
Total: 1342ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 5.44.111.100 |
| NS | 3 | cns2.alfahosting.info, cns1.alfahosting.info... |
| MX | 2 | mx04.secure-mailgate.com (pri: 10), mx03.secure-mailgate.com (pri: 10) |
| SOA | 1 | cns1.alfahosting.info hostmaster.alfahos |
Analysis
IP Addresses
jwschulz.de points to a single IP address: 5.44.111.100.
Other host names such as karstenfocke.de, medprevent.com, wasser-wiese.de, www.traumrealitaeten.de and mail.fuchs-joachim.de share IP numbers with jwschulz.de.
Name Servers
jwschulz.de is delegated to three name servers: cns1.alfahosting.info, cns2.alfahosting.info and cns3.alfahosting.info.
At least part of the name servers for jwschulz.de are shared with other domains, for instance mw-web.de, av-suite.de, juliangross.de, almzeit-soelk.at and aormusic.de.
Host names with two IP numbers:
cns1.alfahosting.info points to 2a01:64c0:0:5000::8 and 109.237.142.8
cns2.alfahosting.info points to 2a01:4f8:2b02:a88::105 and 148.251.254.105
cns3.alfahosting.info points to 2a02:2b80:101:5000::8 and 109.237.143.8
Mail Servers
jwschulz.de is handled by two mail servers: mx03.secure-mailgate.com and mx04.secure-mailgate.com.
jwschulz.de uses the same mail server setup as other domains, for instance zellamseehotel.com, xn--hubertushtte-tannheim-hic.at, its-online.at, hertax.de and somoto.de.
Some mail servers are shared between jwschulz.de and other domains, for instance atc-reisen.de.
Host names with two IP numbers:
mx03.secure-mailgate.com points to 46.243.88.174 and 46.243.88.176.
mx04.secure-mailgate.com points to 46.243.88.175 and 46.243.88.177.