ffd.dk - dns.ninja
ffd.dk
dk
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | b.nic.dk ⭐ | ||||||
| NS | c.nic.dk | ||||||
| NS | h.nic.dk | ||||||
| NS | l.nic.dk | ||||||
| NS | s.nic.dk | ||||||
| NS | t.nic.dk | ||||||
| TXT | DK zone updateEpoch 1785927601localtime Wed Aug 5 13:00:01 2026gmtime Wed Au... | ||||||
| SOA | b.nic.dktech@punktum.dk serial=1785927601 | ||||||
Subdomains
www.ffd.dk |
grundtvig.ffd.dk |
mail.ffd.dk |
hsi.ffd.dk |
cs.ffd.dk |
grundtvig2.ffd.dk |
Same first word
Similar names
DNS History
19 records (6 active, 13 former)
●NSns01.one.com2026-03-06 → 2026-08-05 · 3 obs
● 2026-03-06 05:16:36
● 2026-08-05 11:07:52
●NSns02.one.com2026-03-06 → 2026-08-05 · 3 obs
● 2026-03-06 05:16:36
● 2026-08-05 11:07:52
○NSns1.gratisdns.dk2015-08-16 → 2020-12-20 · 4 obs
● 2020-12-20 10:53:38
○ 2026-03-06 05:16:36
○ 2026-08-05 11:07:52
○NSns2.gratisdns.dk2015-08-16 → 2020-12-20 · 4 obs
● 2020-12-20 10:53:38
○ 2026-03-06 05:16:36
○ 2026-08-05 11:07:52
○NSns3.gratisdns.dk2015-08-16 → 2020-12-20 · 4 obs
● 2020-12-20 10:53:38
○ 2026-03-06 05:16:36
○ 2026-08-05 11:07:52
○NSns4.gratisdns.dk2015-08-16 → 2020-12-20 · 4 obs
● 2020-12-20 10:53:38
○ 2026-03-06 05:16:36
○ 2026-08-05 11:07:52
○NSns5.gratisdns.dk2015-08-16 → 2020-12-20 · 4 obs
● 2020-12-20 10:53:38
○ 2026-03-06 05:16:36
○ 2026-08-05 11:07:52
●MXd331277.a.ess.de.barracudanetworks.com2026-03-06 → 2026-08-05 · 3 obs
● 2026-03-06 05:16:36
● 2026-08-05 11:07:52
●MXd331277.b.ess.de.barracudanetworks.com2026-03-06 → 2026-08-05 · 3 obs
● 2026-03-06 05:16:36
● 2026-08-05 11:07:52
○MXffd-dk.mail.protection.outlook.com2015-08-16 → 2017-07-01 · 4 obs
● 2017-07-01 14:08:00
○ 2020-12-20 10:53:38
○ 2026-08-05 11:07:52
○MXffd-dk.mx1-dk.mailanyone.net2020-12-20 → 2020-12-20 · 4 obs
● 2020-12-20 10:53:38
○ 2026-03-06 05:16:36
○ 2026-08-05 11:07:52
○MXffd-dk.mx2-dk.mailanyone.net2020-12-20 → 2020-12-20 · 4 obs
● 2020-12-20 10:53:38
○ 2026-03-06 05:16:36
○ 2026-08-05 11:07:52
○MXffd-dk.mx3-dk.mailanyone.net2020-12-20 → 2020-12-20 · 4 obs
● 2020-12-20 10:53:38
○ 2026-03-06 05:16:36
○ 2026-08-05 11:07:52
○A138.201.83.1132017-06-29 → 2020-12-20 · 5 obs
● 2017-06-29 14:35:56
● 2020-12-20 10:53:38
○ 2026-03-06 05:16:36
○ 2026-08-05 11:07:52
○A2001:67c:3c0:12::532015-10-11 → 2017-01-25 · 5 obs
● 2015-10-11 08:20:32
● 2017-01-25 04:04:40
○ 2017-06-29 14:35:56
○ 2026-08-05 11:07:52
●A23.88.5.1252026-03-06 → 2026-08-05 · 3 obs
● 2026-03-06 05:16:36
● 2026-08-05 11:07:52
●A2a01:4f8:272:3c81::22026-03-06 → 2026-08-05 · 3 obs
● 2026-03-06 05:16:36
● 2026-08-05 11:07:52
○A91.221.196.2532015-10-11 → 2017-01-25 · 5 obs
● 2015-10-11 08:20:32
● 2017-01-25 04:04:40
○ 2017-06-29 14:35:56
○ 2026-08-05 11:07:52
○A94.231.108.1622015-08-16 → 2015-08-16 · 3 obs
○ 2015-10-11 08:20:32
○ 2026-08-05 11:07:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dk | b.nic.dk, c.nic.dk, h.nic.dk, l.nic.dk... | - |
| ffd.dk | ns01.one.com, ns02.one.com | - |
✅ Authoritative Response
Server:195.206.121.10
NS records: ns01.one.com, ns02.one.com
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1178ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 23.88.5.125 |
| AAAA | 1 | 2a01:4f8:272:3c81::2 |
| NS | 2 | ns02.one.com, ns01.one.com |
| MX | 2 | d331277.a.ess.de.barracudanetworks.com (, d331277.b.ess.de.barracudanetworks.com ( |
| TXT | 3 | google-site-verification=RWnhixW4Uo1_ym-, v=spf1 ip4:152.115.161.22 ip4:52.157.213... |
| SOA | 1 | ns01.one.com hostmaster.one.com |
Analysis
Hierarchy
ffd.dk is a parent domain; its children include www.ffd.dk, grundtvig.ffd.dk, mail.ffd.dk, hsi.ffd.dk, cs.ffd.dk and a few other host names.
IP Addresses
ffd.dk resolves to the IP addresses 23.88.5.125 and 2a01:4f8:272:3c81::2
Among the host names that share IP numbers with ffd.dk are dynamic.telenoxn--strmgaard-n8a.dkr.dk, tapasweb.dk, engstrandskolen.hvidovre.dk and two others.
Name Servers
ffd.dk uses two name servers for its delegation: ns01.one.com and ns02.one.com.
ffd.dk has the same name server delegation as a number of other domains, such as wz.be, arkfo.se, jespernissen.com and two more.
The two host names ns01.one.com and ns02.one.com each have a pair of IP addresses: ns01.one.com has 195.206.121.10 and 2001:67c:28cc::10, and ns02.one.com has 185.10.11.10 and 2001:67c:3c0::10.
Mail Servers
The MX records for ffd.dk point to two mail servers: d331277.a.ess.de.barracudanetworks.com and d331277.b.ess.de.barracudanetworks.com.
Each of d331277.a.ess.de.barracudanetworks.com and d331277.b.ess.de.barracudanetworks.com has three IP addresses: 18.185.115.250, 18.185.115.251 and 18.185.115.252.
Both d331277.a.ess.de.barracudanetworks.com and d331277.b.ess.de.barracudanetworks.com resolve to 18.185.115.250 IP addresses each.
Both d331277.a.ess.de.barracudanetworks.com and d331277.b.ess.de.barracudanetworks.com resolve to 18.185.115.251 IP addresses each.
Both d331277.a.ess.de.barracudanetworks.com and d331277.b.ess.de.barracudanetworks.com resolve to 18.185.115.252 IP addresses each.