sfa.dk - dns.ninja

sfa.dk

DNSSEC🔒 Signed (DS record present)
A46.30.211.38🇩🇰 ONECOM46.30.208.0/21 One.com A/S
PTRdomain-parking.one.com
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
MXmx1.pub.mailpod11-cph3.one.com ⭐
A104.37.34.230🇩🇰 ONECOM104.37.32.0/21 One.com A/S
PTRmx1.pub.mailpod11-cph3.one.com
MXmx2.pub.mailpod11-cph3.one.com ⭐
A104.37.34.231🇩🇰 ONECOM104.37.32.0/21 One.com A/S
PTRmx2.pub.mailpod11-cph3.one.com
MXmx3.pub.mailpod11-cph3.one.com ⭐
A104.37.34.232🇩🇰 ONECOM104.37.32.0/21 One.com A/S
PTRmx3.pub.mailpod11-cph3.one.com
MXmx4.pub.mailpod11-cph3.one.com ⭐
A104.37.34.233🇩🇰 ONECOM104.37.32.0/21 One.com A/S
PTRmx4.pub.mailpod11-cph3.one.com
SOAns01.one.comhostmaster@one.com 2026-03-07 #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 1784241721localtime Fri Jul 17 00:42:01 2026gmtime Thu Ju...
SOAb.nic.dktech@punktum.dk serial=1784241721

Same first word

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sfa.nl
sfa.s3.amazonaws.com
sfa.com.au
sfa.it
sfa.es
sfa.co.za
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sfa.com.my
sfa.co.nz
sfa.co.at
sfa.ch

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afs.ru
asf.com.tr
afs.biz
afs.org.co
saf.hu
afs.org.pl
fas.trafficmanager.net
fsa.nyc
afs.pt
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saf.asia
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fas.edu.br
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saf.ng
saf.fo
fas.at
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asf.org.pk
saf.or.kr
fas.parts
fas.pl
saf.ai
fas.gallery
saf.com.ua
asf.ie
afs.com.gr
asf.berlin
afs.gov.lk
asf.as
afs.at
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saf.co.id
saf.life
afs.org.tr
fsa.gov.om
saf.us
fsa.info
fas.scot
fas.co
afs.ae
fsa.in-berlin.de
fsa.ca
afs.by
asf.toscana.it
fsa.su
fas.network
saf.edu.vn
asf.jp
saf.org.uk
asf.org.au
asf.de
fsa.es
fas.plus
asf.biz
fas.ru
saf.jp
afs.am
saf.co
afs.org.ve
afs.exchange
fsa.fi
afs.org.py
fsa.no-ip.net
afs.site
afs.su
saf.fr
fsa.hu

DNS History

12 records (7 active, 5 former)

20162017201820192020202120222023202420252026NSns01.one.comns02.one.comns1.gratisdns.dkns2.gratisdns.dkns3.gratisdns.dkns4.gratisdns.dkns5.gratisdns.dkMXmx1.pub.mailpod11-cph3.one.commx2.pub.mailpod11-cph3.one.commx3.pub.mailpod11-cph3.one.commx4.pub.mailpod11-cph3.one.comA46.30.211.38
●NSns01.one.com2026-02-19 → 2026-07-16 · 3 obs
○ 2021-01-05 20:22:20
● 2026-02-19 04:34:58
● 2026-07-16 23:09:46
●NSns02.one.com2026-02-19 → 2026-07-16 · 3 obs
○ 2021-01-05 20:22:20
● 2026-02-19 04:34:58
● 2026-07-16 23:09:46
○NSns1.gratisdns.dk2015-06-17 → 2021-01-05 · 4 obs
● 2015-06-17 04:25:22
● 2021-01-05 20:22:20
○ 2026-02-19 04:34:58
○ 2026-07-16 23:09:46
○NSns2.gratisdns.dk2015-06-17 → 2021-01-05 · 4 obs
● 2015-06-17 04:25:22
● 2021-01-05 20:22:20
○ 2026-02-19 04:34:58
○ 2026-07-16 23:09:46
○NSns3.gratisdns.dk2015-06-17 → 2021-01-05 · 4 obs
● 2015-06-17 04:25:22
● 2021-01-05 20:22:20
○ 2026-02-19 04:34:58
○ 2026-07-16 23:09:46
○NSns4.gratisdns.dk2015-06-17 → 2021-01-05 · 4 obs
● 2015-06-17 04:25:22
● 2021-01-05 20:22:20
○ 2026-02-19 04:34:58
○ 2026-07-16 23:09:46
○NSns5.gratisdns.dk2015-06-17 → 2021-01-05 · 4 obs
● 2015-06-17 04:25:22
● 2021-01-05 20:22:20
○ 2026-02-19 04:34:58
○ 2026-07-16 23:09:46
●MXmx1.pub.mailpod11-cph3.one.com2026-02-19 → 2026-07-16 · 2 obs
● 2026-02-19 04:34:58
● 2026-07-16 23:09:46
●MXmx2.pub.mailpod11-cph3.one.com2026-02-19 → 2026-07-16 · 2 obs
● 2026-02-19 04:34:58
● 2026-07-16 23:09:46
●MXmx3.pub.mailpod11-cph3.one.com2026-02-19 → 2026-07-16 · 2 obs
● 2026-02-19 04:34:58
● 2026-07-16 23:09:46
●MXmx4.pub.mailpod11-cph3.one.com2026-02-19 → 2026-07-16 · 2 obs
● 2026-02-19 04:34:58
● 2026-07-16 23:09:46
●A46.30.211.382026-02-19 → 2026-07-16 · 2 obs
● 2026-02-19 04:34:58
● 2026-07-16 23:09:46

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dkb.nic.dk, h.nic.dk, t.nic.dk, c.nic.dk...-
sfa.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: 1339ms | Queries: -

📄 Records

TypeCountSample Data
A146.30.211.38
NS2ns01.one.com, ns02.one.com
MX4mx3.pub.mailpod11-cph3.one.com (pri: 10), mx1.pub.mailpod11-cph3.one.com (pri: 10)...
SOA1ns01.one.com hostmaster.one.com

Analysis

IP Addresses

sfa.dk directs to one IP number, which is 46.30.211.38.

Among the host names that share IP numbers with sfa.dk are match4students.com, pitchspot.se, saare.se and two others.

Name Servers

DNS delegation for sfa.dk points to two name servers: ns01.one.com and ns02.one.com.

sfa.dk has the same name server delegation as a number of other domains, such as aktos.no, bravur.nu, arklaw.dk and two more.

ns01.one.com directs to 195.206.121.10 and 2001:67c:28cc::10. ns02.one.com directs to 185.10.11.10 and 2001:67c:3c0::10. Each host name carries two IP addresses.

Mail Servers

Mail for sfa.dk is handled by four mail servers: mx1.pub.mailpod11-cph3.one.com, mx2.pub.mailpod11-cph3.one.com, mx3.pub.mailpod11-cph3.one.com and mx4.pub.mailpod11-cph3.one.com.

sfa.dk shares at least some of its mail servers with other domains — for example kovel.fr, eleasing.dk, hotelgudenaa.dk and two more.

mx1.pub.mailpod11-cph3.one.com resolves to 104.37.34.230. mx2.pub.mailpod11-cph3.one.com resolves to 104.37.34.231. mx3.pub.mailpod11-cph3.one.com resolves to 104.37.34.232. mx4.pub.mailpod11-cph3.one.com resolves to 104.37.34.233. All four hosts carry exactly one IP address.