d-cor.dk

📜 Historical scan 2026-09-30 16:05:36 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

d-cor.dk is a .dk domain served by 2 nameservers (earl.ns.cloudflare.com, jamie.ns.cloudflare.com). It was registered on 5 April 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.26.2.181 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mailcluster.loopia.se, mail2.loopia.se. 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 55ms

Nameserver	IP addresses	PTR	ASN / ISP
earl.ns.cloudflare.com	108.162.193.161 172.64.33.161 173.245.59.161 2606:4700:58::adf5:3ba1 2803:f800:50::6ca2:c1a1 2a06:98c1:50::ac40:21a1	earl.ns.cloudflare.com earl.ns.cloudflare.com earl.ns.cloudflare.com earl.ns.cloudflare.com earl.ns.cloudflare.com earl.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
jamie.ns.cloudflare.com	108.162.192.168 172.64.32.168 173.245.58.168 2606:4700:50::adf5:3aa8 2803:f800:50::6ca2:c0a8 2a06:98c1:50::ac40:20a8	jamie.ns.cloudflare.com jamie.ns.cloudflare.com jamie.ns.cloudflare.com jamie.ns.cloudflare.com jamie.ns.cloudflare.com jamie.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

3 records 32ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.26.2.181	300s	—	AS13335	Cloudflare, Inc.	104.26.0.0/20	—	—
104.26.3.181	300s	—	AS13335	Cloudflare, Inc.	104.26.0.0/20	—	—
172.67.75.109	300s	—	AS13335	Cloudflare, Inc.	172.67.64.0/18	—	—

📧 MX Records#

2 records 30ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mailcluster.loopia.se	2a02:250:0:48::11 2a02:250:0:48::12 2a02:250:0:48::13 2a02:250:0:48::14 93.188.3.11 93.188.3.12 93.188.3.13 93.188.3.14	mailfront1.mailcluster.loopia.se mailfront2.mailcluster.loopia.se mailfront3.mailcluster.loopia.se mailfront4.mailcluster.loopia.se mailfront1.mailcluster.loopia.se mailfront2.mailcluster.loopia.se mailfront3.mailcluster.loopia.se mailfront4.mailcluster.loopia.se	AS39570 Loopia AB AS39570 Loopia AB AS39570 Loopia AB AS39570 Loopia AB AS39570 Loopia AB AS39570 Loopia AB AS39570 Loopia AB AS39570 Loopia AB
20	300s	mail2.loopia.se	93.188.3.11 93.188.3.12 93.188.3.13 93.188.3.14	mailfront1.mailcluster.loopia.se mailfront2.mailcluster.loopia.se mailfront3.mailcluster.loopia.se mailfront4.mailcluster.loopia.se	AS39570 Loopia AB AS39570 Loopia AB AS39570 Loopia AB AS39570 Loopia AB

🔷 AAAA Records (IPv6)#

3 records 30ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:20::681a:2b5	300s	—	AS13335	Cloudflare, Inc.	2606:4700:0:0:0:0:0:0/41	—	—
2606:4700:20::681a:3b5	300s	—	AS13335	Cloudflare, Inc.	2606:4700:0:0:0:0:0:0/41	—	—
2606:4700:20::ac43:4b6d	300s	—	AS13335	Cloudflare, Inc.	2606:4700:0:0:0:0:0:0/41	—	—

🔐 HTTPS Records#

1 records 31ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.26.2.181,104.26.3.181,172.67.75.109 ipv6hint=2606:4700:20::681a:2b5,2606:4700:20::681a:3b5,2606:4700:20::ac43:4b6d

📝 TXT Records#

3 records 163ms

TXT Record
google-site-verification=pKPo5q2M7XvSlV9hm9orEroDR9Y29kXmKSQvxTX_S6A
google-site-verification=zVNoh4z5fmd6r5t4UYTigMN2b2kP_MK0km1QR2nrTmM
v=spf1 a mx ip4:185.189.48.99 include:_spf.mailersend.net ~all

✉️ SPF#

Policy	Record (d-cor.dk)
~all (soft fail)	v=spf1 a mx ip4:185.189.48.99 include:_spf.mailersend.net ~all

📨 DMARC#

Policy	Record (_dmarc.d-cor.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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 2026-10-12 05:11:20

www	104.26.2.181 104.26.3.181 172.67.75.109 2606:4700:20::681a:2b5 2606:4700:20::681a:3b5 2606:4700:20::ac43:4b6d (AS13335) (address records, no CNAME)
www vs bare domain	Same network d-cor.dk: 104.26.2.181 104.26.3.181 172.67.75.109 2606:4700:20::681a:2b5 (AS13335) www.d-cor.dk: 104.26.2.181 104.26.3.181 172.67.75.109 2606:4700:20::681a:2b5 (AS13335)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

2 records 152ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mail2.loopia.se	DANE-EE · SPKI · SHA-256	27EF28B2408E8CA3825C7A18524B55FF…
SMTP _25._tcp.mailcluster.loopia.se	DANE-EE · SPKI · SHA-256	27EF28B2408E8CA3825C7A18524B55FF…

🔐 DNSSEC#

70ms

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

🏷️ SOA#

53ms

Field	Value
Serial	2415482496
Primary NS (MNAME)	earl.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-09 10:09:15

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2017-04-05
Expires	2035-04-30 (3117d)

📋 WHOIS#

⏱️ Lookup Timing#

55ms

32ms

30ms

AAAA

30ms

TXT

163ms

CAA

42ms

HTTPS

31ms

TLSA

152ms

SOA

53ms

MTA-STS

61ms

DNSSEC

70ms

SRV

58ms

Total

1587ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 05:11:20	687ms	2 NS 3 A 2 MX	🔓 Insecure
2026-09-30 16:05:36 shown	1587ms	2 NS 3 A 2 MX	🔓 Insecure
2026-09-29 23:42:23	543ms	2 NS 3 A 2 MX	🔓 Insecure
2026-09-22 06:25:06	2804ms	2 NS 3 A 2 MX	🔓 Insecure
2026-08-31 13:36:00	3416ms	2 NS 3 A 2 MX	🔓 Insecure
2026-08-13 19:04:23	10457ms	2 NS 2 A 2 MX	🔓 Insecure
2026-07-22 23:17:11	4898ms	2 NS 2 A 2 MX	🔓 Insecure
2026-06-27 06:46:05	1413ms	2 NS 2 A 2 MX	🔓 Insecure
2026-06-22 08:28:59	1974ms	2 NS 2 A 2 MX	🔓 Insecure
2026-06-21 04:20:47	1178ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-16 23:36:28	2464ms	2 NS 2 A 2 MX	🔓 Insecure
2026-06-16 23:30:41	707ms	2 NS 2 A 2 MX	🔓 Insecure