sfa.dk - robtex.com
sfa.dk
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 46.30.211.38🇩🇰 ONECOM46.30.208.0/21 One.com A/S | ||||||
| PTR | domain-parking.one.com | ||||||
| NS | ns01.one.com ⭐ | ||||||
| A | 2001:67c:28cc::10ONECOM-INFRA2001:67c:28cc::/48 | ||||||
| PTR | ns01.one.com | ||||||
| A | 195.206.121.10ONECOM-INFRA195.206.121.0/24 | ||||||
| PTR | ns01.one.com | ||||||
| NS | ns02.one.com | ||||||
| A | 2001:67c:3c0::10🇩🇰 ONECOM2001:67c:3c0::/48 | ||||||
| PTR | ns02.one.com | ||||||
| A | 185.10.11.10ONECOM185.10.11.0/24 | ||||||
| PTR | ns02.one.com | ||||||
| MX | mx1.pub.mailpod11-cph3.one.com ⭐ | ||||||
| A | 104.37.34.230🇩🇰 ONECOM104.37.32.0/21 One.com A/S | ||||||
| PTR | mx1.pub.mailpod11-cph3.one.com | ||||||
| MX | mx2.pub.mailpod11-cph3.one.com ⭐ | ||||||
| A | 104.37.34.231🇩🇰 ONECOM104.37.32.0/21 One.com A/S | ||||||
| PTR | mx2.pub.mailpod11-cph3.one.com | ||||||
| MX | mx3.pub.mailpod11-cph3.one.com ⭐ | ||||||
| A | 104.37.34.232🇩🇰 ONECOM104.37.32.0/21 One.com A/S | ||||||
| PTR | mx3.pub.mailpod11-cph3.one.com | ||||||
| MX | mx4.pub.mailpod11-cph3.one.com ⭐ | ||||||
| A | 104.37.34.233🇩🇰 ONECOM104.37.32.0/21 One.com A/S | ||||||
| PTR | mx4.pub.mailpod11-cph3.one.com | ||||||
| SOA | ns01.one.comhostmaster@one.com 2026-03-07 #1 | ||||||
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 1784586421localtime Tue Jul 21 00:27:01 2026gmtime Mon Ju... | ||||||
| SOA | b.nic.dktech@punktum.dk serial=1784586421 | ||||||
Same first word
Similar names
DNS History
12 records (7 active, 5 former)
●NSns01.one.com2026-02-19 → 2026-07-20 · 3 obs
● 2026-02-19 04:34:58
● 2026-07-20 23:13:16
●NSns02.one.com2026-02-19 → 2026-07-20 · 3 obs
● 2026-02-19 04:34:58
● 2026-07-20 23:13:16
○NSns1.gratisdns.dk2015-06-17 → 2021-01-05 · 4 obs
● 2021-01-05 20:22:20
○ 2026-02-19 04:34:58
○ 2026-07-20 23:13:16
○NSns2.gratisdns.dk2015-06-17 → 2021-01-05 · 4 obs
● 2021-01-05 20:22:20
○ 2026-02-19 04:34:58
○ 2026-07-20 23:13:16
○NSns3.gratisdns.dk2015-06-17 → 2021-01-05 · 4 obs
● 2021-01-05 20:22:20
○ 2026-02-19 04:34:58
○ 2026-07-20 23:13:16
○NSns4.gratisdns.dk2015-06-17 → 2021-01-05 · 4 obs
● 2021-01-05 20:22:20
○ 2026-02-19 04:34:58
○ 2026-07-20 23:13:16
○NSns5.gratisdns.dk2015-06-17 → 2021-01-05 · 4 obs
● 2021-01-05 20:22:20
○ 2026-02-19 04:34:58
○ 2026-07-20 23:13:16
●MXmx1.pub.mailpod11-cph3.one.com2026-02-19 → 2026-07-20 · 2 obs
● 2026-07-20 23:13:16
●MXmx2.pub.mailpod11-cph3.one.com2026-02-19 → 2026-07-20 · 2 obs
● 2026-07-20 23:13:16
●MXmx3.pub.mailpod11-cph3.one.com2026-02-19 → 2026-07-20 · 2 obs
● 2026-07-20 23:13:16
●MXmx4.pub.mailpod11-cph3.one.com2026-02-19 → 2026-07-20 · 2 obs
● 2026-07-20 23:13:16
●A46.30.211.382026-02-19 → 2026-07-20 · 2 obs
● 2026-07-20 23:13:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dk | l.nic.dk, t.nic.dk, b.nic.dk, h.nic.dk... | - |
| sfa.dk | ns01.one.com, ns02.one.com | - |
✅ Authoritative Response
Server:185.10.11.10
NS records: ns01.one.com, ns02.one.com
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 3134ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 46.30.211.38 |
| NS | 2 | ns02.one.com, ns01.one.com |
| MX | 4 | mx2.pub.mailpod11-cph3.one.com (pri: 10), mx1.pub.mailpod11-cph3.one.com (pri: 10)... |
| SOA | 1 | ns01.one.com hostmaster.one.com |
Analysis
IP Addresses
sfa.dk points to a single IP number: 46.30.211.38.
Additional host names — match4students.com, pitchspot.se, saare.se and two others — share IP numbers with sfa.dk.
Name Servers
DNS delegation for sfa.dk points to two name servers: ns01.one.com and ns02.one.com.
sfa.dk shares its name server setup with other domains, including aktos.no, bravur.nu, arklaw.dk and two others.
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 mail servers — at least in part — with other domains, including kovel.fr, eleasing.dk, hotelgudenaa.dk and two others.
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 each resolve to one IP address: 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 and mx4.pub.mailpod11-cph3.one.com resolves to 104.37.34.233.