cfd.dk DNS records

🖥️ Nameservers2 records 45ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records1 records 55ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
194.99.46.244	3600s	aser.web-solutions.eu	AS34766	atom86 BV	194.99.46.0/23	🇩🇰 Denmark	Glostrup Municipality

📧 MX Records3 records 40ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	600s	mx1-dk.centerasecurity.dk	128.76.60.167 128.76.60.187 89.233.19.127 89.233.19.127 89.233.19.188 89.233.19.188	mx6.centerasecurity.dk mx6.centerasecurity.dk 127.0-254.19.233.89.in-addr.arpa mx14.centerasecurity.dk 188.0-254.19.233.89.in-addr.arpa mx14.centerasecurity.dk	AS3292 TDC Holding A/S AS3292 TDC Holding A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S
10	600s	mx2-dk.centerasecurity.dk	128.76.60.168 128.76.60.169 89.233.19.128 89.233.19.128 89.233.19.129 89.233.19.129	mx6.centerasecurity.dk mx6.centerasecurity.dk 128.0-254.19.233.89.in-addr.arpa mx14.centerasecurity.dk 129.0-254.19.233.89.in-addr.arpa mx14.centerasecurity.dk	AS3292 TDC Holding A/S AS3292 TDC Holding A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S
20	600s	mx3-dk.centerasecurity.dk	128.76.60.187 89.233.19.129 89.233.19.129	mx6.centerasecurity.dk 129.0-254.19.233.89.in-addr.arpa mx14.centerasecurity.dk	AS3292 TDC Holding A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	owa.cfd.dk → 62.116.202.36

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records2 records 65ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	10	443	owa.cfd.dk
_sipfederationtls._tcp	0	0	5061	sipfed.online.lync.com

📝 TXT Records5 records 180ms

TXT Record
_nf6v3wczuatqedun61sdk6bd6fgy99q
google-site-verification=k-fka74fa6JEoweLc2K7-VHzbzxQSZdnb0cvBknjcts
oRYCubqBMVwjd9nnlmFFfvTTf+qKMbPPXrvIJFln4VWDVBxdGsPX1oYLUQaqkYIRK65Uk0W7lEFFAzQ9Ucb60Q==
rrgxt1xpn6hyks57205s2zp1qxwlp5nr
v=spf1 include:_spf10490.spfprotect.com -all

✉️ SPF

Policy	Record (cfd.dk)
-all (hard fail)	v=spf1 include:_spf10490.spfprotect.com -all

📨 DMARC

Policy	Record (_dmarc.cfd.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:62c2b5d910fc1@dmarc.centerasecurity.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 / DANE6 records 78ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1-dk.centerasecurity.dk	DANE-EE · SPKI · SHA-256	56315B43B892E9AEE184919EC6A5821C…
SMTP _25._tcp.mx1-dk.centerasecurity.dk	DANE-EE · SPKI · SHA-256	D4C349E7B72F5CF4A9CEA358F98947C2…
SMTP _25._tcp.mx2-dk.centerasecurity.dk	DANE-EE · SPKI · SHA-256	56315B43B892E9AEE184919EC6A5821C…
SMTP _25._tcp.mx2-dk.centerasecurity.dk	DANE-EE · SPKI · SHA-256	D4C349E7B72F5CF4A9CEA358F98947C2…
SMTP _25._tcp.mx3-dk.centerasecurity.dk	DANE-EE · SPKI · SHA-256	56315B43B892E9AEE184919EC6A5821C…
SMTP _25._tcp.mx3-dk.centerasecurity.dk	DANE-EE · SPKI · SHA-256	D4C349E7B72F5CF4A9CEA358F98947C2…

🔐 DNSSEC87ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081905
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

45ms

A

55ms

MX

40ms

AAAA

39ms

TXT

180ms

CAA

36ms

HTTPS

56ms

TLSA

78ms

SOA

0ms

MTA-STS

65ms

DNSSEC

87ms

SRV

65ms

Total

3316ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-20 09:27:36	3316ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-08-11 17:12:12	6444ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-07-18 04:59:00	9140ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-07-17 04:35:46	9339ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-07-02 00:09:08	931ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-06-16 20:10:16	871ms	2 NS 1 A 3 MX	🔒 Secure	View