d-cor.dk DNS records

🖥️ Nameservers2 records 168ms

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 Records3 records 240ms

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 Records2 records 119ms

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 107ms

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 Records1 records 199ms

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 Records3 records 445ms

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

🔗 TLSA / DANE2 records 326ms

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…

🔐 DNSSEC377ms

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

🏷️ SOA0ms

Field	Value
Serial	2413511264
Primary NS (MNAME)	earl.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

168ms

A

240ms

MX

119ms

AAAA

107ms

TXT

445ms

CAA

150ms

HTTPS

199ms

TLSA

326ms

SOA

0ms

MTA-STS

257ms

DNSSEC

377ms

SRV

249ms

Total

3416ms

🕐 Scan History

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