cafx.dk DNS records

🖥️ Nameservers4 records 30ms

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
ns4.simply.com	91.197.248.80	ns4.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records1 records 27ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
198.202.211.1	300s	—	AS209242	Cloudflare London, LLC	198.202.211.0/24	🇺🇸 United States	—

📧 MX Records1 records 29ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	2077s	mx.simply.com	94.231.106.20	mx.simply.com	AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	93.191.156.83
🔶 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 54ms

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

📝 TXT Records4 records 140ms

TXT Record
google-site-verification=Kv4l_13hHv0gc7M16OJb_rK5G4jGCptn3HDhLoP7q-Q
stripe-verification=37dce375caa87a0043c67ac53bf2ff69f2266bd7fe2ce60848b4b21ef8d52463
v=spf1 include:_spf.google.com include:mailgun.org ~all
v=spf1 include:spf.simply.com ?all

✉️ SPF

⚠ Multiple SPF records — RFC 7208 §4.5 violation (receivers must treat this as permerror)

Policy	Record (cafx.dk)
~all (soft fail)	v=spf1 include:_spf.google.com include:mailgun.org ~all
?all (neutral)	v=spf1 include:spf.simply.com ?all

📨 DMARC

Policy	Record (_dmarc.cafx.dk)
p=quarantine	v=DMARC1; p=quarantine;

📬 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 884ms

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	2025090302
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

30ms

A

27ms

MX

29ms

AAAA

38ms

TXT

140ms

CAA

44ms

HTTPS

35ms

TLSA

884ms

SOA

0ms

MTA-STS

42ms

DNSSEC

67ms

SRV

54ms

Total

1306ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-03 12:55:35	1306ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 14:01:11	2518ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-29 12:54:35	1361ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 02:45:27	1370ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 15:28:29	1603ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 01:11:57	4317ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 18:52:30	1510ms	4 NS 1 A 1 MX	🔒 Secure	View