ffd.dk - robtex.com

ffd.dk

DNSSEC🔒 Signed (DS record present)
A2a01:4f8:272:3c81::2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
A23.88.5.125🇩🇪 Hetzner23.88.0.0/17 HETZNER-DC
NSns01.one.com ⭐
A2001:67c:28cc::10ONECOM-INFRA2001:67c:28cc::/48
PTRns01.one.com
A195.206.121.10ONECOM-INFRA195.206.121.0/24
PTRns01.one.com
NSns02.one.com
A2001:67c:3c0::10🇩🇰 ONECOM2001:67c:3c0::/48
PTRns02.one.com
A185.10.11.10ONECOM185.10.11.0/24
PTRns02.one.com
MXd331277.a.ess.de.barracudanetworks.com ⭐
A18.185.115.250🇩🇪 Amazon18.184.0.0/15 EC2 FRA prefix
PTRmail.ess.de.barracuda.com
A18.185.115.251🇩🇪 Amazon18.184.0.0/15 EC2 FRA prefix
PTRmail.ess.de.barracuda.com
A18.185.115.252🇩🇪 Amazon18.184.0.0/15 EC2 FRA prefix
PTRmail.ess.de.barracuda.com
MXd331277.b.ess.de.barracudanetworks.com(20)
A18.185.115.250🇩🇪 Amazon18.184.0.0/15 EC2 FRA prefix
PTRmail.ess.de.barracuda.com
A18.185.115.251🇩🇪 Amazon18.184.0.0/15 EC2 FRA prefix
PTRmail.ess.de.barracuda.com
A18.185.115.252🇩🇪 Amazon18.184.0.0/15 EC2 FRA prefix
PTRmail.ess.de.barracuda.com
TXTgoogle-site-verification=RWnhixW4Uo1_ym-QV3CPRUvqhGHY9RNwoxvQSuD-MYk
TXTfacebook-domain-verification=eks96ysimf1429bbb3t0prflgg1gdj
TXTv=spf1 ip4:152.115.161.22 ip4:52.157.213.82 ip4:213.150.48.29 ip4:138.201.83....
SOAns01.one.comhostmaster@one.com 2026-03-25 #1

dk

DNSSEC🔒 Signed (DS record present)
NSb.nic.dk ⭐
NSc.nic.dk
NSh.nic.dk
NSl.nic.dk
NSs.nic.dk
NSt.nic.dk
TXTDK zone updateEpoch 1778343481localtime Sat May 9 18:18:01 2026gmtime Sat Ma...
SOAb.nic.dktech@punktum.dk serial=1778343481
WOT: SAFE (60/100)

Subdomains

www.ffd.dk
grundtvig.ffd.dk
mail.ffd.dk
hsi.ffd.dk
cs.ffd.dk
grundtvig2.ffd.dk

Same first word

ffd.se
ffd.ru
ffd.at
ffd.com.au
ffd.sk
ffd.org
ffd.pl
ffd.com
ffd.ie
ffd.be
ffd.email
ffd.co
ffd.fr
ffd.mobi
ffd.dk
ffd.us
ffd.in
ffd.net
ffd.me
ffd.or.id
ffd.co.kr
ffd.co.uk
ffd.info
ffd.ai
ffd.cz
ffd.org.br
ffd.xyz
ffd.nl
ffd.de
ffd.ro
ffd.nu
ffd.it

Similar names

dff.ro
fdf.ru
dff.co.uk
fdf.cz
dff.farm
fdf.me
fdf.fr
fdf.eu
fdf.cl
dff.ca
dff.org
fdf.org.uk
fdf.info
dff.be
dff.com
dff.eu
fdf.be
fdf.de
fdf.no
dff.vn
fdf.nl
dff.dk
fdf.cc
dff.fr
fdf.dj
dff.fi
dff.it
dff.com.cn
fdf.es
dff.pl
fdf.ae
dff.hu
fdf.tv
dff.com.tw
fdf.pl
dff.jp
dff.in
dff.es
dff.com.my
fdf.jp
dff.ir
fdf.xyz
fdf.ch
dff.ae
dff.gr
dff.no
fdf.net
fdf.kz
dff.org.uk
fdf.com
dff.com.pl
dff.com.br
fdf.hr
dff.nl
fdf.dk
fdf.hu
fdf.fi
dff.se
dff.nu
dff.cz
fdf.co
dff.ch
fdf.si
fdf.at
dff.net
fdf.it
dff.com.tr
fdf.com.cn
dff.at
fdf.productions
dff.xyz
fdf.org
fdf.co.za
dff.nic.in
fdf.org.ua
fdf.pt
dff.com.au
fdf.gov.ae
fdf.co.sz
dff.film

DNS History

19 records (6 active, 13 former)

20162017201820192020202120222023202420252026NSns01.one.comns02.one.comns1.gratisdns.dkns2.gratisdns.dkns3.gratisdns.dkns4.gratisdns.dkns5.gratisdns.dkMXd331277.a.ess.de.barracudanetworks.comd331277.b.ess.de.barracudanetworks.comffd-dk.mail.protection.outlook.comffd-dk.mx1-dk.mailanyone.netffd-dk.mx2-dk.mailanyone.netffd-dk.mx3-dk.mailanyone.netA23.88.5.1252a01:4f8:272:3c81::2138.201.83.1132001:67c:3c0:12::5391.221.196.25394.231.108.162
●NSns01.one.com2026-03-06 → 2026-05-09 · 3 obs
○ 2020-12-20 10:53:38
● 2026-03-06 05:16:36
● 2026-05-09 16:38:06
●NSns02.one.com2026-03-06 → 2026-05-09 · 3 obs
○ 2020-12-20 10:53:38
● 2026-03-06 05:16:36
● 2026-05-09 16:38:06
○NSns1.gratisdns.dk2015-08-16 → 2020-12-20 · 4 obs
● 2015-08-16 00:56:34
● 2020-12-20 10:53:38
○ 2026-03-06 05:16:36
○ 2026-05-09 16:38:06
○NSns2.gratisdns.dk2015-08-16 → 2020-12-20 · 4 obs
● 2015-08-16 00:56:34
● 2020-12-20 10:53:38
○ 2026-03-06 05:16:36
○ 2026-05-09 16:38:06
○NSns3.gratisdns.dk2015-08-16 → 2020-12-20 · 4 obs
● 2015-08-16 00:56:34
● 2020-12-20 10:53:38
○ 2026-03-06 05:16:36
○ 2026-05-09 16:38:06
○NSns4.gratisdns.dk2015-08-16 → 2020-12-20 · 4 obs
● 2015-08-16 00:56:34
● 2020-12-20 10:53:38
○ 2026-03-06 05:16:36
○ 2026-05-09 16:38:06
○NSns5.gratisdns.dk2015-08-16 → 2020-12-20 · 4 obs
● 2015-08-16 00:56:34
● 2020-12-20 10:53:38
○ 2026-03-06 05:16:36
○ 2026-05-09 16:38:06
●MXd331277.a.ess.de.barracudanetworks.com2026-03-06 → 2026-05-09 · 3 obs
○ 2020-12-20 10:53:38
● 2026-03-06 05:16:36
● 2026-05-09 16:38:06
●MXd331277.b.ess.de.barracudanetworks.com2026-03-06 → 2026-05-09 · 3 obs
○ 2020-12-20 10:53:38
● 2026-03-06 05:16:36
● 2026-05-09 16:38:06
○MXffd-dk.mail.protection.outlook.com2015-08-16 → 2017-07-01 · 4 obs
● 2015-08-16 00:56:34
● 2017-07-01 14:08:00
○ 2020-12-20 10:53:38
○ 2026-05-09 16:38:06
○MXffd-dk.mx1-dk.mailanyone.net2020-12-20 → 2020-12-20 · 4 obs
○ 2017-07-01 14:08:00
● 2020-12-20 10:53:38
○ 2026-03-06 05:16:36
○ 2026-05-09 16:38:06
○MXffd-dk.mx2-dk.mailanyone.net2020-12-20 → 2020-12-20 · 4 obs
○ 2017-07-01 14:08:00
● 2020-12-20 10:53:38
○ 2026-03-06 05:16:36
○ 2026-05-09 16:38:06
○MXffd-dk.mx3-dk.mailanyone.net2020-12-20 → 2020-12-20 · 4 obs
○ 2017-07-01 14:08:00
● 2020-12-20 10:53:38
○ 2026-03-06 05:16:36
○ 2026-05-09 16:38:06
○A138.201.83.1132017-06-29 → 2020-12-20 · 5 obs
○ 2017-01-25 04:04:40
● 2017-06-29 14:35:56
● 2020-12-20 10:53:38
○ 2026-03-06 05:16:36
○ 2026-05-09 16:38:06
○A2001:67c:3c0:12::532015-10-11 → 2017-01-25 · 5 obs
○ 2015-08-16 00:56:34
● 2015-10-11 08:20:32
● 2017-01-25 04:04:40
○ 2017-06-29 14:35:56
○ 2026-05-09 16:38:06
●A23.88.5.1252026-03-06 → 2026-05-09 · 3 obs
○ 2020-12-20 10:53:38
● 2026-03-06 05:16:36
● 2026-05-09 16:38:06
●A2a01:4f8:272:3c81::22026-03-06 → 2026-05-09 · 3 obs
○ 2020-12-20 10:53:38
● 2026-03-06 05:16:36
● 2026-05-09 16:38:06
○A91.221.196.2532015-10-11 → 2017-01-25 · 5 obs
○ 2015-08-16 00:56:34
● 2015-10-11 08:20:32
● 2017-01-25 04:04:40
○ 2017-06-29 14:35:56
○ 2026-05-09 16:38:06
○A94.231.108.1622015-08-16 → 2015-08-16 · 3 obs
● 2015-08-16 00:56:34
○ 2015-10-11 08:20:32
○ 2026-05-09 16:38:06

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dkb.nic.dk, c.nic.dk, h.nic.dk, l.nic.dk...-
ffd.dkns01.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: 1173ms | Queries: -

📄 Records

TypeCountSample Data
A123.88.5.125
AAAA12a01:4f8:272:3c81::2
NS2ns01.one.com, ns02.one.com
MX2d331277.a.ess.de.barracudanetworks.com (, d331277.b.ess.de.barracudanetworks.com (
TXT3google-site-verification=RWnhixW4Uo1_ym-, facebook-domain-verification=eks96ysimf1...
SOA1ns01.one.com hostmaster.one.com

Analysis

Hierarchy

ffd.dk is the parent of www.ffd.dk, grundtvig.ffd.dk, mail.ffd.dk, hsi.ffd.dk, cs.ffd.dk and several other host names.

IP Addresses

ffd.dk points to two IP numbers: 2a01:4f8:272:3c81::2 and 23.88.5.125.

Other host names, for instance dynamic.telenoxn--strmgaard-n8a.dkr.dk, tapasweb.dk, engstrandskolen.hvidovre.dk, navigation.gl and hojskolesangbogen.dk share IP numbers with ffd.dk.

Name Servers

ffd.dk's delegation is to two name servers ns01.one.com and ns02.one.com.

ffd.dk shares the same name server configuration as other domains, such as wz.be, arkfo.se, jespernissen.com, wanzi.nl and duliso.com.

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

Two mail servers d331277.a.ess.de.barracudanetworks.com and d331277.b.ess.de.barracudanetworks.com handle ffd.dk.

Host names with three IP numbers

Host d331277.a.ess.de.barracudanetworks.com points to 18.185.115.250, 18.185.115.251 and 18.185.115.252

Host d331277.b.ess.de.barracudanetworks.com points to 18.185.115.250, 18.185.115.251 and 18.185.115.252

Host names that point to 18.185.115.250: d331277.a.ess.de.barracudanetworks.com and d331277.b.ess.de.barracudanetworks.com

Host names that point to 18.185.115.251: d331277.a.ess.de.barracudanetworks.com and d331277.b.ess.de.barracudanetworks.com

Host names that point to 18.185.115.252: d331277.a.ess.de.barracudanetworks.com and d331277.b.ess.de.barracudanetworks.com