mkernel.de - dns.ninja
mkernel.de
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=1782869843 | ||||||
Subdomains
Same first word
Similar names
DNS History
8 records (6 active, 2 former)
●NScns1.alfahosting.info2015-07-04 → 2026-07-01 · 2 obs
● 2026-07-01 01:48:20
●NScns2.alfahosting.info2015-07-04 → 2026-07-01 · 2 obs
● 2026-07-01 01:48:20
●NScns3.alfahosting.info2015-07-04 → 2026-07-01 · 2 obs
● 2026-07-01 01:48:20
○MXmail.mkernel.de2015-07-04 → 2017-03-17 · 4 obs
● 2017-03-17 23:28:22
○ 2026-02-22 20:55:26
○ 2026-07-01 01:48:20
●MXmx03.secure-mailgate.com2026-02-22 → 2026-07-01 · 3 obs
● 2026-02-22 20:55:26
● 2026-07-01 01:48:20
●MXmx04.secure-mailgate.com2026-02-22 → 2026-07-01 · 3 obs
● 2026-02-22 20:55:26
● 2026-07-01 01:48:20
○A109.237.128.1472015-07-04 → 2017-03-17 · 4 obs
● 2017-03-17 23:28:22
○ 2026-02-22 20:55:26
○ 2026-07-01 01:48:20
●A5.44.111.1992026-02-22 → 2026-07-01 · 3 obs
● 2026-02-22 20:55:26
● 2026-07-01 01:48:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| mkernel.de | cns2.alfahosting.info, cns3.alfahosting.info, cns1.alfahosting.info | - |
✅ Authoritative Response
Server:148.251.254.105
NS records: cns2.alfahosting.info, cns3.alfahosting.info, cns1.alfahosting.info
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mkernel.de (unsigned zone)
⏱️ Timing
Total: 1132ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 5.44.111.199 |
| NS | 3 | cns3.alfahosting.info, cns1.alfahosting.info... |
| MX | 2 | mx04.secure-mailgate.com (pri: 10), mx03.secure-mailgate.com (pri: 10) |
| TXT | 1 | v=spf1 a mx include:secure-mailgate.com |
| SOA | 1 | cns1.alfahosting.info hostmaster.alfahos |
Analysis
Hierarchy
mail.mkernel.de and root.mkernel.de are both subdomains of mkernel.de.
IP Addresses
mkernel.de resolves to one IP address: 5.44.111.199.
mail.cyoneer.com, foscolo.de, host110.alfahosting-server.de and two other host names share IP numbers with mkernel.de.
Name Servers
mkernel.de is served by three name servers: cns1.alfahosting.info, cns2.alfahosting.info and cns3.alfahosting.info.
mkernel.de has at least partial name server overlap with other domains, such as mietrecht-saar.de, gardimo.com, fun-pc.de and two others.
The hostnames cns1.alfahosting.info, cns2.alfahosting.info and cns3.alfahosting.info each direct to two IP addresses — cns1.alfahosting.info to 109.237.142.8 and 2a01:64c0:0:5000::8, cns2.alfahosting.info to 148.251.254.105 and 2a01:4f8:2b02:a88::105, and cns3.alfahosting.info to 109.237.143.8 and 2a02:2b80:101:5000::8.
Mail Servers
Mail for mkernel.de is handled by two mail servers — mx03.secure-mailgate.com and mx04.secure-mailgate.com.
mkernel.de uses an identical mail server configuration to several other domains — among them birkenmuehle-westerwald.de, daitech.de, naikan.at and two more.
mx03.secure-mailgate.com resolves to 46.243.88.174 and 46.243.88.176. Likewise, mx04.secure-mailgate.com resolves to 46.243.88.175 and 46.243.88.177 — two IP addresses apiece.