cs.ffd.dk - dns.ninja
cs.ffd.dk
ffd.dk
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 2a01:4f8:272:3c81::2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| A | 23.88.5.125🇩🇪 Hetzner23.88.0.0/17 HETZNER-DC | ||||||
| NS | ns01.one.com ⭐ | ||||||
| NS | ns02.one.com | ||||||
| MX | d331277.a.ess.de.barracudanetworks.com ⭐ | ||||||
| MX | d331277.b.ess.de.barracudanetworks.com(20) | ||||||
| TXT | google-site-verification=RWnhixW4Uo1_ym-QV3CPRUvqhGHY9RNwoxvQSuD-MYk | ||||||
| TXT | facebook-domain-verification=eks96ysimf1429bbb3t0prflgg1gdj | ||||||
| TXT | v=spf1 ip4:152.115.161.22 ip4:52.157.213.82 ip4:213.150.48.29 ip4:138.201.83.... | ||||||
| SOA | ns01.one.comhostmaster@one.com 2026-03-25 #1 | ||||||
Same first word
Similar names
DNS History
9 records (1 active, 8 former)
○NSns1.gratisdns.dk2015-11-22 → 2016-06-21 · 4 obs
● 2016-06-21 19:06:30
○ 2026-05-09 17:41:28
○ 2026-08-06 17:53:00
○NSns2.gratisdns.dk2015-11-22 → 2016-06-21 · 4 obs
● 2016-06-21 19:06:30
○ 2026-05-09 17:41:28
○ 2026-08-06 17:53:00
○NSns3.gratisdns.dk2015-11-22 → 2016-06-21 · 4 obs
● 2016-06-21 19:06:30
○ 2026-05-09 17:41:28
○ 2026-08-06 17:53:00
○NSns4.gratisdns.dk2015-11-22 → 2016-06-21 · 4 obs
● 2016-06-21 19:06:30
○ 2026-05-09 17:41:28
○ 2026-08-06 17:53:00
○NSns5.gratisdns.dk2015-11-22 → 2016-06-21 · 4 obs
● 2016-06-21 19:06:30
○ 2026-05-09 17:41:28
○ 2026-08-06 17:53:00
○MXffd-dk.mail.protection.outlook.com2015-11-22 → 2016-06-21 · 4 obs
● 2016-06-21 19:06:30
○ 2026-05-09 17:41:28
○ 2026-08-06 17:53:00
○A2001:67c:3c0:12::532015-11-22 → 2016-06-21 · 4 obs
● 2016-06-21 19:06:30
○ 2026-05-09 17:41:28
○ 2026-08-06 17:53:00
○A91.221.196.2532015-11-22 → 2016-06-21 · 4 obs
● 2016-06-21 19:06:30
○ 2026-05-09 17:41:28
○ 2026-08-06 17:53:00
🔍 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: 1194ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| CNAME | 1 | ffd.dk |
Analysis
IP Addresses
cs.ffd.dk points to the IP addresses 23.88.5.125 and 2a01:4f8:272:3c81::2
soenderkaerskolen.hvidovre.dk, baunhoej-moelle.dk, www.ffd.dk plus two other host names have IP numbers in common with cs.ffd.dk.
Name Servers
cs.ffd.dk has two authoritative name servers — ns01.one.com and ns02.one.com.
The name server configuration of cs.ffd.dk is shared with other domains, for instance soneson.se, deltaprojects.be, my-pix.dk and two others.
Both ns01.one.com and ns02.one.com have two IP addresses each. ns01.one.com resolves to 195.206.121.10 and 2001:67c:28cc::10; ns02.one.com resolves to 185.10.11.10 and 2001:67c:3c0::10.
Mail Servers
cs.ffd.dk uses two mail servers, d331277.a.ess.de.barracudanetworks.com and d331277.b.ess.de.barracudanetworks.com.
cs.ffd.dk uses the same mail servers as other domains, including ffd.dk.
Both d331277.a.ess.de.barracudanetworks.com and d331277.b.ess.de.barracudanetworks.com point to the same three IP addresses: 18.185.115.250, 18.185.115.251 and 18.185.115.252.
The host names d331277.a.ess.de.barracudanetworks.com and d331277.b.ess.de.barracudanetworks.com both resolve to 18.185.115.250 IP addresses.
The host names d331277.a.ess.de.barracudanetworks.com and d331277.b.ess.de.barracudanetworks.com both resolve to 18.185.115.251 IP addresses.
The host names d331277.a.ess.de.barracudanetworks.com and d331277.b.ess.de.barracudanetworks.com both resolve to 18.185.115.252 IP addresses.