fdfe.de - dns.ninja
fdfe.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=1782644486 | ||||||
Same first word
Similar names
DNS History
9 records (5 active, 4 former)
●NShelium.ns.hetzner.de2026-05-29 → 2026-06-28 · 3 obs
● 2026-05-29 12:04:26
● 2026-06-28 11:13:42
●NShydrogen.ns.hetzner.com2026-05-29 → 2026-06-28 · 3 obs
● 2026-05-29 12:04:26
● 2026-06-28 11:13:42
○NSns.checkdomain.de2026-02-14 → 2026-02-14 · 3 obs
○ 2026-05-29 12:04:26
○ 2026-06-28 11:13:42
○NSns2.checkdomain.de2026-02-14 → 2026-02-14 · 3 obs
○ 2026-05-29 12:04:26
○ 2026-06-28 11:13:42
●NSoxygen.ns.hetzner.com2026-05-29 → 2026-06-28 · 3 obs
● 2026-05-29 12:04:26
● 2026-06-28 11:13:42
●MXmail.protonmail.ch2026-02-14 → 2026-06-28 · 2 obs
● 2026-06-28 11:13:42
●MXmailsec.protonmail.ch2026-02-14 → 2026-06-28 · 2 obs
● 2026-06-28 11:13:42
○A130.185.109.772026-02-14 → 2026-02-14 · 3 obs
○ 2026-05-29 12:04:26
○ 2026-06-28 11:13:42
○A2a01:4a0:2002:4:1da9:a99f:5423:3cf12026-02-14 → 2026-02-14 · 3 obs
○ 2026-05-29 12:04:26
○ 2026-06-28 11:13:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, z.nic.de, f.nic.de | - |
| fdfe.de | hydrogen.ns.hetzner.com, helium.ns.hetzner.de, oxygen.ns.hetzner.com | - |
✅ Authoritative Response
Server:88.198.229.192
NS records: hydrogen.ns.hetzner.com, helium.ns.hetzner.de, oxygen.ns.hetzner.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for fdfe.de (unsigned zone)
⏱️ Timing
Total: 1384ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 3 | oxygen.ns.hetzner.com, helium.ns.hetzner.de... |
| MX | 2 | mailsec.protonmail.ch (pri: 20), mail.protonmail.ch (pri: 10) |
| TXT | 2 | protonmail-verification=d5ef2c6945d313d4, v=spf1 include:_spf.protonmail.ch mx -al |
| SOA | 1 | hydrogen.ns.hetzner.com dns.hetzner.com |
Analysis
Name Servers
fdfe.de has three name servers — hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de.
fdfe.de has at least partial name server overlap with other domains, such as netorium.at, radiohitwave.com, 7twenty.at and two others.
It is common to find these name servers paired with the name servers ns1.first-ns.de.
Each of hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de points to two IP numbers. hydrogen.ns.hetzner.com points to 213.133.100.98 and 2a01:4f8:0:1::add:1098. oxygen.ns.hetzner.com points to 88.198.229.192 and 2a01:4f8:0:1::add:2992. helium.ns.hetzner.de points to 193.47.99.5 and 2001:67c:192c::add:5.
Mail Servers
fdfe.de is served by two mail servers, mail.protonmail.ch and mailsec.protonmail.ch.
Among the domains sharing a mail server setup with fdfe.de are mandragore.tv, algotransparency.org, thefrozenfire.com and two others.
There is at least a partial MX overlap between fdfe.de and other domains, including morgan-home.com, ezjmail.com, uudynamics.net and two others.
These mail servers tend to be used in combination with the mail servers aspmx.l.google.com and alt1.aspmx.l.google.com.
mail.protonmail.ch and mailsec.protonmail.ch each have three IP addresses — mail.protonmail.ch directs to 176.119.200.128, 185.70.42.128 and 185.205.70.128; mailsec.protonmail.ch directs to 176.119.200.129, 185.70.42.129 and 185.205.70.129.