mfe.engineering - dns.ninja
mfe.engineering
| DNSSEC | ⚠️ Not signed | ||||||
| A | 91.203.110.227🇩🇪 CLOUDPIT91.203.108.0/22 | ||||||
| PTR | host227.checkdomain.de | ||||||
| NS | ns2.checkdomain.de ⭐ | ||||||
| A | 2a01:4f8:2b02:a88::106Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| A | 5.9.190.98Hetzner5.9.0.0/16 HETZNER-RZ-FKS-BLK5 | ||||||
| NS | ns.checkdomain.de | ||||||
| A | 2a02:2b80:101:5000::9CLOUDPIT2a02:2b80:101::/48 | ||||||
| A | 109.237.143.11CLOUDPIT109.237.128.0/20 | ||||||
| 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(20) | ||||||
| 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 | ||||||
| TXT | v=spf1 include:secure-mailgate.com ?all | ||||||
| SOA | ns.checkdomain.dehostmaster@checkdomain.de 2021-01-31 #1 | ||||||
engineering
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | v0n0.nic.engineering ⭐ | ||||||
| NS | v0n1.nic.engineering | ||||||
| NS | v0n2.nic.engineering | ||||||
| NS | v0n3.nic.engineering | ||||||
| NS | v2n0.nic.engineering | ||||||
| NS | v2n1.nic.engineering | ||||||
| SOA | v0n0.nic.engineeringhostmaster@donuts.email serial=1784347735 | ||||||
Subdomains
mailproxy.mfe.engineering |
mailproxy2.mfe.engineering |
Same first word
Similar names
DNS History
9 records (5 active, 4 former)
●NSns.checkdomain.de2016-12-10 → 2026-07-18 · 2 obs
● 2026-07-18 04:32:12
●NSns2.checkdomain.de2016-12-10 → 2026-07-18 · 2 obs
● 2026-07-18 04:32:12
○MXmailproxy.mfe.engineering2016-12-10 → 2017-07-09 · 4 obs
● 2017-07-09 15:56:42
○ 2026-02-26 16:25:48
○ 2026-07-18 04:32:12
○MXmailproxy2.mfe.engineering2016-12-10 → 2017-07-09 · 4 obs
● 2017-07-09 15:56:42
○ 2026-02-26 16:25:48
○ 2026-07-18 04:32:12
●MXmx03.secure-mailgate.com2026-02-26 → 2026-07-18 · 3 obs
● 2026-02-26 16:25:48
● 2026-07-18 04:32:12
●MXmx04.secure-mailgate.com2026-02-26 → 2026-07-18 · 3 obs
● 2026-02-26 16:25:48
● 2026-07-18 04:32:12
○A144.76.197.1212016-12-10 → 2017-07-09 · 4 obs
● 2017-07-09 15:56:42
○ 2026-02-26 16:25:48
○ 2026-07-18 04:32:12
○A2a01:4f8:200:7371:bb83:dee0:7845:e66e2016-12-10 → 2017-07-09 · 4 obs
● 2017-07-09 15:56:42
○ 2026-02-26 16:25:48
○ 2026-07-18 04:32:12
●A91.203.110.2272026-02-26 → 2026-07-18 · 3 obs
● 2026-02-26 16:25:48
● 2026-07-18 04:32:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| engineering | v0n1.nic.engineering, v2n0.nic.engineering, v0n2.nic.engineering, v0n3.nic.engineering... | 12 records |
| mfe.engineering | ns2.checkdomain.de, ns.checkdomain.de | - |
✅ Authoritative Response
Server:5.9.190.98
NS records: ns2.checkdomain.de, ns.checkdomain.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mfe.engineering (unsigned zone)
⏱️ Timing
Total: 1437ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 91.203.110.227 |
| NS | 2 | ns2.checkdomain.de, ns.checkdomain.de |
| MX | 2 | mx04.secure-mailgate.com (pri: 20), mx03.secure-mailgate.com (pri: 10) |
| TXT | 1 | v=spf1 include:secure-mailgate.com ?all |
| SOA | 1 | ns.checkdomain.de hostmaster.checkdomain |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (v0n1.nic.engineering, v0n1.nic.engineering, v2n0.nic.engineering...)
Analysis
Hierarchy
mfe.engineering is the parent domain of mailproxy.mfe.engineering and mailproxy2.mfe.engineering.
IP Addresses
mfe.engineering points to a single IP number: 91.203.110.227.
Additional host names — kleymd.de, montage-service-nord.de, kaiwessel.com and two others — share IP numbers with mfe.engineering.
Name Servers
The NS records for mfe.engineering delegate to ns2.checkdomain.de and ns.checkdomain.de.
mfe.engineering shares its name server setup with other domains, including antrak.de, asrefc.com, libregamewiki.org and two others.
ns2.checkdomain.de resolves to 5.9.190.98 and 2a01:4f8:2b02:a88::106. Likewise, ns.checkdomain.de resolves to 109.237.143.11 and 2a02:2b80:101:5000::9 — two IP addresses apiece.
Mail Servers
mfe.engineering has two mail servers: mx03.secure-mailgate.com and mx04.secure-mailgate.com.
mfe.engineering has the same mail server setup as other domains, for instance erdkunde-wissen.de, tsvdittersbach.de, kellari.net and two other.
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.