cs.ffd.dk - robtex.com
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 | 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.... | ||||||
| TXT | google-site-verification=RWnhixW4Uo1_ym-QV3CPRUvqhGHY9RNwoxvQSuD-MYk | ||||||
| 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 · 3 obs
● 2016-06-21 19:06:30
○ 2026-05-09 17:41:28
○NSns2.gratisdns.dk2015-11-22 → 2016-06-21 · 3 obs
● 2016-06-21 19:06:30
○ 2026-05-09 17:41:28
○NSns3.gratisdns.dk2015-11-22 → 2016-06-21 · 3 obs
● 2016-06-21 19:06:30
○ 2026-05-09 17:41:28
○NSns4.gratisdns.dk2015-11-22 → 2016-06-21 · 3 obs
● 2016-06-21 19:06:30
○ 2026-05-09 17:41:28
○NSns5.gratisdns.dk2015-11-22 → 2016-06-21 · 3 obs
● 2016-06-21 19:06:30
○ 2026-05-09 17:41:28
○MXffd-dk.mail.protection.outlook.com2015-11-22 → 2016-06-21 · 3 obs
● 2016-06-21 19:06:30
○ 2026-05-09 17:41:28
○A2001:67c:3c0:12::532015-11-22 → 2016-06-21 · 3 obs
● 2016-06-21 19:06:30
○ 2026-05-09 17:41:28
○A91.221.196.2532015-11-22 → 2016-06-21 · 3 obs
● 2016-06-21 19:06:30
○ 2026-05-09 17:41:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dk | b.nic.dk, h.nic.dk, t.nic.dk, c.nic.dk... | - |
| ffd.dk | ns02.one.com, ns01.one.com | - |
✅ Authoritative Response
Server:185.10.11.10
NS records: ns02.one.com, ns01.one.com
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1373ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| CNAME | 1 | ffd.dk |
Analysis
IP Addresses
cs.ffd.dk resolves to two IP numbers: 2a01:4f8:272:3c81::2 and 23.88.5.125.
Other host names, for instance hjoerring.dk, soenderkaerskolen.hvidovre.dk, www.halsnaes.dk, www.lejre.dk and baunhoej-moelle.dk share IP numbers with cs.ffd.dk.
Name Servers
cs.ffd.dk has two name servers: ns01.one.com and ns02.one.com.
cs.ffd.dk shares the same name server setup as other domains, for example soneson.se, my-pix.dk, ppmr.nl, vbt.dk and mrt.nu.
Host names with two IP numbers:
ns01.one.com points to: 2001:67c:28cc::10 and 195.206.121.10; ns02.one.com points to: 2001:67c:3c0::10 and 185.10.11.10.
Mail Servers
cs.ffd.dk is served by two mail servers: d331277.a.ess.de.barracudanetworks.com and d331277.b.ess.de.barracudanetworks.com.
cs.ffd.dk uses the same mail server setup as other domains, for example ffd.dk.
Host names with three IP numbers:
d331277.a.ess.de.barracudanetworks.com and d331277.b.ess.de.barracudanetworks.com point to: 18.185.115.250, 18.185.115.251 and 18.185.115.252.
Names pointing to 18.185.115.250: d331277.a.ess.de.barracudanetworks.com and d331277.b.ess.de.barracudanetworks.com.
Names pointing to 18.185.115.251: d331277.a.ess.de.barracudanetworks.com and d331277.b.ess.de.barracudanetworks.com.
Names pointing to 18.185.115.252: d331277.a.ess.de.barracudanetworks.com and d331277.b.ess.de.barracudanetworks.com.