polarcard.dk DNS records

🖥️ Nameservers3 records 27ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records1 records 26ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
65.21.8.144	3600s	static.144.8.21.65.clients.your-server.de	AS24940	Hetzner Online GmbH	65.21.0.0/16	🇫🇮 Finland	Helsinki

📧 MX Records1 records 30ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	600s	mx.simply.com	94.231.106.20	mx.simply.com	AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	65.21.8.144
🔶 Autoconfig	maildiscover.simply.com → 94.231.108.222

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 48ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	10	10	443	maildiscover.simply.com

📝 TXT Records3 records 141ms

TXT Record
facebook-domain-verification=up9ljer4l0l73odwp4w0iofhizxxv8
klaviyo-site-verification=WuUxpB
v=spf1 include:mailgun.org ~all

✉️ SPF

Policy	Record (polarcard.dk)
~all (soft fail)	v=spf1 include:mailgun.org ~all

📨 DMARC

Policy	Record (_dmarc.polarcard.dk)
p=reject	v=DMARC1; p=reject; pct=100; fo=1; ri=3600; rua=mailto:f2fd1031@dmarc.mailgun.org,mailto:xcaw473p2pf@inbox.ondmarc.com,mailto:dmarc@robot.simply.com; ruf=mailto:f2fd1031@dmarc.mailgun.org,mailto:xcaw473p2pf@inbox.ondmarc.com,mailto:dmarc@robot.simply.com;

📬 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 147ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	A9D603AF4D7ED6B9246B4B68500CD6F2…
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	97A3BA009F39C761BFFB6574340E8138…

🔐 DNSSEC67ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082301
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

27ms

A

26ms

MX

30ms

AAAA

32ms

TXT

141ms

CAA

28ms

HTTPS

28ms

TLSA

147ms

SOA

0ms

MTA-STS

47ms

DNSSEC

67ms

SRV

48ms

Total

569ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-06 03:38:29	569ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-24 13:11:00	1004ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-18 00:20:10	8910ms	3 NS 1 A 3 MX	🔒 Secure	View
2026-08-08 15:54:35	871ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-09 03:49:42	1612ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 23:35:21	1791ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 03:46:06	724ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 18:06:26	2866ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-19 22:19:44	1704ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 04:48:41	846ms	3 NS 1 A 1 MX	🔒 Secure	View