merc-it.dk

📜 Historical scan 2026-09-13 23:57:22 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

merc-it.dk is a .dk domain served by 2 nameservers (adelaide.ns.cloudflare.com, george.ns.cloudflare.com). It was registered on 29 June 2006 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.47.126 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx.spamfilter.io. The zone is DNSSEC-signed and validates, 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 35ms

Nameserver	IP addresses	PTR	ASN / ISP
adelaide.ns.cloudflare.com	108.162.194.1 162.159.38.1 172.64.34.1 2606:4700:50::a29f:2601 2803:f800:50::6ca2:c201 2a06:98c1:50::ac40:2201	adelaide.ns.cloudflare.com adelaide.ns.cloudflare.com adelaide.ns.cloudflare.com adelaide.ns.cloudflare.com adelaide.ns.cloudflare.com adelaide.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
george.ns.cloudflare.com	108.162.193.167 172.64.33.167 173.245.59.167 2606:4700:58::adf5:3ba7 2803:f800:50::6ca2:c1a7 2a06:98c1:50::ac40:21a7	george.ns.cloudflare.com george.ns.cloudflare.com george.ns.cloudflare.com george.ns.cloudflare.com george.ns.cloudflare.com george.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 46ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.47.126	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.147.166	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 40ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx.spamfilter.io	46.36.212.34 46.36.212.36 46.36.212.37 46.36.212.38 89.188.78.64 89.188.78.65 89.188.78.66 94.231.106.12	node4.spamfilter.io node8.spamfilter.io node6.spamfilter.io node7.spamfilter.io node3.spamfilter.io node9.spamfilter.io node10.spamfilter.io node2.spamfilter.io	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🔷 AAAA Records (IPv6)#

2 records 43ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::ac43:93a6	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3031::6815:2f7e	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 44ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.47.126,172.67.147.166 ech=AEX+DQBBfwAgACC7ahvOh2tVE9G5oBMbq+7e3lZcvyD3sAmklGDRZGBIdQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:93a6,2606:4700:3031::6815:2f7e

📝 TXT Records#

1 records 213ms

TXT Record
v=spf1 -all

✉️ SPF#

Policy	Record (merc-it.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC#

Policy	Record (_dmarc.merc-it.dk)
p=reject	v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s;

📬 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 2026-10-19 09:53:10

www	104.21.47.126 172.67.147.166 2606:4700:3030::ac43:93a6 2606:4700:3031::6815:2f7e (AS13335) (address records, no CNAME)
www vs bare domain	Same network merc-it.dk: 104.21.47.126 172.67.147.166 2606:4700:3030::ac43:93a6 2606:4700:3031::6815:2f7e (AS13335) www.merc-it.dk: 104.21.47.126 172.67.147.166 2606:4700:3030::ac43:93a6 2606:4700:3031::6815:2f7e (AS13335)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

6 found

Selector	CNAME	Key
default	—	Revoked (empty key)
dkim	—	Revoked (empty key)
k1	—	Revoked (empty key)
mail	—	Revoked (empty key)
s1	—	Revoked (empty key)
s2	—	Revoked (empty key)

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: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

1 records 67ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx.spamfilter.io	DANE-EE · SPKI · SHA-256	9A25F05F2E322DABDCC9B7A06AB47A2D…

🔐 DNSSEC#

81ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

0ms

Field	Value
Serial	2413768699
Primary NS (MNAME)	adelaide.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-17 08:42:29

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2006-06-29
Expires	2028-06-30 (619d)

🔗 Same registrant#

2 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
123overblik.dk	Punktum dk A/S (direct)
mercit.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

35ms

46ms

40ms

AAAA

43ms

TXT

213ms

CAA

55ms

HTTPS

44ms

TLSA

67ms

SOA

0ms

MTA-STS

66ms

DNSSEC

81ms

SRV

272ms

Total

788ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-19 09:53:10	1745ms	2 NS 2 A 1 MX	🔒 Secure
2026-10-18 09:19:41	1781ms	2 NS 2 A 1 MX	🔒 Secure
2026-10-17 08:07:08	1892ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-26 10:28:00	656ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-13 23:57:22 shown	788ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-04 08:00:00	966ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-26 16:08:35	798ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-24 17:17:27	17012ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-18 23:05:10	4847ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-09 10:26:41	1439ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-16 00:20:56	1711ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-29 17:44:11	1032ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-24 01:09:57	1154ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-18 05:32:55	809ms	2 NS 2 A 1 MX	🔒 Secure