sikkerhedsnet.dk DNS records

🖥️ Nameservers2 records 40ms

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 41ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
212.98.96.11	3600s	—	AS42525	GlobalConnect A/S	212.98.64.0/18	🇩🇰 Denmark	—

📧 MX Records8 records 42ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx01.sitnet.dk	194.182.109.217	mx01.statens-it.dk	AS58282 Statens IT
20	3600s	mx02.sitnet.dk	194.182.109.218	mx02.statens-it.dk	AS58282 Statens IT
30	3600s	mx03.sitnet.dk	194.182.109.219	mx03.statens-it.dk	AS58282 Statens IT
40	3600s	mx04.sitnet.dk	194.182.109.220	mx04.statens-it.dk	AS58282 Statens IT
50	3600s	mx05.sitnet.dk	194.182.109.221	mx05.statens-it.dk	AS58282 Statens IT
60	3600s	mx06.sitnet.dk	194.182.109.222	mx06.statens-it.dk	AS58282 Statens IT
70	3600s	mx07.sitnet.dk	194.182.109.223	mx07.statens-it.dk	AS58282 Statens IT
80	3600s	mx08.sitnet.dk	194.182.109.224	mx08.statens-it.dk	AS58282 Statens IT

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records3 records 159ms

TXT Record
_globalsign-domain-verification=5NC7f1UTgqICBXb0D9Wsdz-6tCQW8qtb-M6yiGtLXk
TXT: _globalsign-domain-verification=nySySVyCqZyxBMsUl9_r6FkyWk-ieKYXkJnw7zsIwh
v=spf1 include:_spf.sitnet.dk ~all

✉️ SPF

Policy	Record (sikkerhedsnet.dk)
~all (soft fail)	v=spf1 include:_spf.sitnet.dk ~all

📨 DMARC

✗ No DMARC record — mail spoofing not restricted

📬 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 / DANE16 records 264ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx01.sitnet.dk	DANE-EE · Full cert · SHA-512	8A12C2B7C0B5B6A9B6026C875909858F…
SMTP _25._tcp.mx01.sitnet.dk	DANE-EE · Full cert · SHA-512	1DFC9477DAE259CF5EC3C684DAAEEA6C…
SMTP _25._tcp.mx02.sitnet.dk	DANE-EE · Full cert · SHA-512	1DFC9477DAE259CF5EC3C684DAAEEA6C…
SMTP _25._tcp.mx02.sitnet.dk	DANE-EE · Full cert · SHA-512	8A12C2B7C0B5B6A9B6026C875909858F…
SMTP _25._tcp.mx03.sitnet.dk	DANE-EE · Full cert · SHA-512	1DFC9477DAE259CF5EC3C684DAAEEA6C…
SMTP _25._tcp.mx03.sitnet.dk	DANE-EE · Full cert · SHA-512	8A12C2B7C0B5B6A9B6026C875909858F…
SMTP _25._tcp.mx04.sitnet.dk	DANE-EE · Full cert · SHA-512	1DFC9477DAE259CF5EC3C684DAAEEA6C…
SMTP _25._tcp.mx04.sitnet.dk	DANE-EE · Full cert · SHA-512	8A12C2B7C0B5B6A9B6026C875909858F…
SMTP _25._tcp.mx05.sitnet.dk	DANE-EE · Full cert · SHA-512	8A12C2B7C0B5B6A9B6026C875909858F…
SMTP _25._tcp.mx05.sitnet.dk	DANE-EE · Full cert · SHA-512	1DFC9477DAE259CF5EC3C684DAAEEA6C…
SMTP _25._tcp.mx06.sitnet.dk	DANE-EE · Full cert · SHA-512	8A12C2B7C0B5B6A9B6026C875909858F…
SMTP _25._tcp.mx06.sitnet.dk	DANE-EE · Full cert · SHA-512	1DFC9477DAE259CF5EC3C684DAAEEA6C…
SMTP _25._tcp.mx07.sitnet.dk	DANE-EE · Full cert · SHA-512	1DFC9477DAE259CF5EC3C684DAAEEA6C…
SMTP _25._tcp.mx07.sitnet.dk	DANE-EE · Full cert · SHA-512	8A12C2B7C0B5B6A9B6026C875909858F…
SMTP _25._tcp.mx08.sitnet.dk	DANE-EE · Full cert · SHA-512	8A12C2B7C0B5B6A9B6026C875909858F…
SMTP _25._tcp.mx08.sitnet.dk	DANE-EE · Full cert · SHA-512	1DFC9477DAE259CF5EC3C684DAAEEA6C…

🔐 DNSSEC82ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081101
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

40ms

A

41ms

MX

42ms

AAAA

64ms

TXT

159ms

CAA

45ms

HTTPS

38ms

TLSA

264ms

SOA

0ms

MTA-STS

63ms

DNSSEC

82ms

SRV

65ms

Total

1186ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 16:46:44	1186ms	2 NS 1 A 8 MX	🔒 Secure	View
2026-08-12 14:57:52	1695ms	2 NS 1 A 8 MX	🔒 Secure	View
2026-08-11 09:29:52	5502ms	2 NS 1 A 8 MX	🔒 Secure	View
2026-08-07 00:23:57	25353ms	2 NS 1 A 8 MX	🔒 Secure	View
2026-07-03 13:07:30	1609ms	2 NS 1 A 8 MX	🔒 Secure	View
2026-06-23 06:55:50	4402ms	2 NS 1 A 8 MX	🔒 Secure	View
2026-06-22 20:30:22	1194ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-22 11:26:01	1457ms	2 NS 1 A 8 MX	🔒 Secure	View
2026-06-22 07:51:22	1140ms	2 NS 1 A 8 MX	🔒 Secure	View
2026-06-20 11:09:59	15108ms	2 NS 1 A 8 MX	🔒 Secure	View
2026-06-17 19:49:19	1216ms	2 NS 1 A 8 MX	🔒 Secure	View