sellerup.dk

Records from scan: 2026-09-27 02:42:38 · 9607ms total · last checked 2026-10-16 17:15 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sellerup.dk is a .dk domain served by 4 nameservers (ns1.quickdns.dk, ns2.quickdns.dk, ns3.quickdns.dk and 1 more). It was registered on 20 February 2006 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 5.103.44.3 is hosted by FIBIA P/S (AS44869) in Denmark. Mail is handled by mail.sellerup.dk. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

4 records 59ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.quickdns.dk	178.62.214.234 2a03:b0c0:2:d0::552:9001	— —	AS14061 DigitalOcean, LLC AS14061 DigitalOcean, LLC
ns2.quickdns.dk	185.126.153.42	amy.quickdns.dk	AS47527 DLX A/S
ns3.quickdns.dk	178.62.214.234 2a03:b0c0:2:d0::552:9001	— —	AS14061 DigitalOcean, LLC AS14061 DigitalOcean, LLC
ns4.quickdns.dk	185.126.153.42	amy.quickdns.dk	AS47527 DLX A/S

🌍 A Records#

1 records 36ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
5.103.44.3	3600s	mail.hbjsoft.dk	AS44869	FIBIA P/S	5.103.0.0/16	🇩🇰 Denmark	Ringsted

📧 MX Records#

1 records 55ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
15	10800s	mail.sellerup.dk	5.103.44.3	mail.hbjsoft.dk	AS44869 FIBIA P/S

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 507ms

TXT Record
v=spf1 a mx ip4:5.103.44.3 ip4:5.103.44.2 ip4:80.209.71.162 include:mailgun.org ~all

✉️ SPF#

Policy	Record (sellerup.dk)
~all (soft fail)	v=spf1 a mx ip4:5.103.44.3 ip4:5.103.44.2 ip4:80.209.71.162 include:mailgun.org ~all

📨 DMARC#

Policy	Record (_dmarc.sellerup.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:dmarc@hbjsoft.dk;

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

checked 2026-10-09 04:48:10

www	5.103.44.3 (AS44869) (address records, no CNAME)
www vs bare domain	Same network sellerup.dk: 5.103.44.3 (AS44869) www.sellerup.dk: 5.103.44.3 (AS44869)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
s1	—	RSA · ~1024 bit below 2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 7/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

9077ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

0ms

Field	Value
Serial	2026021102
Primary NS (MNAME)	ns1.quickdns.dk
Responsible (RNAME)	hostmaster@quickdns.dk
Refresh	14400s
Retry	7200s
Expire	2415600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-10 14:53:48

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2006-02-20
Expires	2028-02-29 (500d)

📋 WHOIS#

⏱️ Lookup Timing#

59ms

36ms

55ms

AAAA

60ms

TXT

507ms

CAA

53ms

HTTPS

59ms

TLSA

247ms

SOA

0ms

MTA-STS

368ms

DNSSEC

9077ms

SRV

866ms

Total

9607ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-27 02:42:38 shown	9607ms	4 NS 1 A 1 MX	🔓 Insecure
2026-09-23 04:45:51	2152ms	4 NS 1 A 1 MX	🔓 Insecure
2026-08-28 03:31:02	1676ms	4 NS 1 A 1 MX	🔓 Insecure
2026-08-25 13:10:43	1606ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-20 05:58:45	837ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-18 07:52:50	696ms	4 NS 1 A 1 MX	🔓 Insecure