mercur.dk

📜 Historical scan 2026-08-21 05:28:52 · ← 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 of unknown DNSSEC status, 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 56ms

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 54ms

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 58ms

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 49ms

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 57ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.9.102,172.67.189.58 ech=AEX+DQBBLwAgACBHrTG9tD8rLww/9+vT/ByAcr3jcgUT5vAlFkMpWagjewAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:966,2606:4700:3032::ac43:bd3a

📝 TXT Records#

1 records 244ms

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#

128ms

Check	Result
Validation Status	❓ Unknown
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	broken trust chain resolving 'mercur.dk/A/IN': 127.0.0.1#53

🏷️ SOA#

0ms

Field	Value
Serial	2412701057
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#

56ms

54ms

58ms

AAAA

49ms

TXT

244ms

CAA

47ms

HTTPS

57ms

TLSA

237ms

SOA

0ms

MTA-STS

52ms

DNSSEC

128ms

SRV

95ms

Total

1412ms

🕐 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 shown	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	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