mercur.dk

📜 Historical scan 2026-06-28 06:01:40 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

mercur.dk is a .dk domain served by 2 nameservers (ali.ns.cloudflare.com, terin.ns.cloudflare.com). It was registered on 16 April 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.9.102 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.mercur.dk. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 229ms

Nameserver	IP addresses	PTR	ASN / ISP
ali.ns.cloudflare.com	108.162.192.59 172.64.32.59 173.245.58.59 2606:4700:50::adf5:3a3b 2803:f800:50::6ca2:c03b 2a06:98c1:50::ac40:203b	ali.ns.cloudflare.com ali.ns.cloudflare.com ali.ns.cloudflare.com ali.ns.cloudflare.com ali.ns.cloudflare.com ali.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
terin.ns.cloudflare.com	108.162.193.236 172.64.33.236 173.245.59.236 2606:4700:58::adf5:3bec 2803:f800:50::6ca2:c1ec 2a06:98c1:50::ac40:21ec	terin.ns.cloudflare.com terin.ns.cloudflare.com terin.ns.cloudflare.com terin.ns.cloudflare.com terin.ns.cloudflare.com terin.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 207ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.9.102	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.189.58	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 221ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mail.mercur.dk	5.134.12.217	pro.c-co.dk	AS34282 Team Blue Carrier Limited

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	5.134.12.217
🔶 Autoconfig	5.134.12.217

🔷 AAAA Records (IPv6)#

2 records 197ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::6815:966	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3032::ac43:bd3a	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 192ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.9.102,172.67.189.58 ech=AEX+DQBBewAgACCj5iljwt00d5XSt0vQmRGZ2UdV7gI9lw33ETERIDpmKgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:966,2606:4700:3032::ac43:bd3a

📝 TXT Records#

1 records 598ms

TXT Record
v=spf1 +a +mx +ip4:5.134.12.217 +ip4:5.134.9.155 ~all

✉️ SPF#

Policy	Record (mercur.dk)
~all (soft fail)	v=spf1 +a +mx +ip4:5.134.12.217 +ip4:5.134.9.155 ~all

📨 DMARC#

Policy	Record (_dmarc.mercur.dk)
p=none (monitor only)	v=DMARC1; p=none; pct=100;

📬 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#

latest probe, not this scan · checked 2026-10-18 14:12:10

www	104.21.9.102 172.67.189.58 2606:4700:3032::6815:966 2606:4700:3032::ac43:bd3a (AS13335) (address records, no CNAME)
www vs bare domain	Same network mercur.dk: 104.21.9.102 172.67.189.58 2606:4700:3032::6815:966 2606:4700:3032::ac43:bd3a (AS13335) www.mercur.dk: 104.21.9.102 172.67.189.58 2606:4700:3032::6815:966 2606:4700:3032::ac43:bd3a (AS13335)
Wildcard	Yes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

423ms

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

🏷️ SOA#

245ms

Field	Value
Serial	2407592740
Primary NS (MNAME)	ali.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-14 10:10:50

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2003-04-16
Expires	2027-04-30 (190d)

🔗 Same registrant#

4 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
lånepleje.dk	Punktum dk A/S (direct)
nkn.dk	Punktum dk A/S (direct)
rundhøj.dk	Punktum dk A/S (direct)
skejbyparkbo.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

229ms

207ms

221ms

AAAA

197ms

TXT

598ms

CAA

199ms

HTTPS

192ms

TLSA

192ms

SOA

245ms

MTA-STS

249ms

DNSSEC

423ms

SRV

234ms

Total

1847ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-18 14:12:10	566ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-30 23:10:15	791ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-29 23:00:29	1078ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-31 20:37:19	707ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-30 18:53:27	1559ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-26 17:44:22	965ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-26 00:31:18	720ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-25 11:11:02	938ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-21 05:28:52	1412ms	2 NS 2 A 1 MX	❓ Unknown
2026-08-07 05:49:24	1179ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-28 06:01:40 shown	1847ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-27 21:07:12	978ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-25 22:35:27	984ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-25 13:53:47	1255ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-20 02:22:10	2575ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-18 02:05:34	2627ms	2 NS 2 A 1 MX	🔓 Insecure