mystal.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 Records

🌍

No A records found

📧 MX Records5 records 39ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	mystal-dk.mail.protection.outlook.com	2a01:111:f403:ca04::5 2a01:111:f403:ca04::e 2a01:111:f403:ca09::24 2a01:111:f403:ca48::12 52.101.103.140 52.101.68.3 52.101.73.2 52.101.73.4	mail-db3pr0202cu00205.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-am6pr02cu00204.inbound.protection.outlook.com mail-miypr05cu00202.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-as9pr07cu00302.inbound.protection.outlook.com mail-am0pr83cu00404.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation
10	3600s	mystal.dk.c2.mx1.ik2.com	64.38.239.83	s480d.ik2.com	AS20454 SECURED SERVERS LLC
20	3600s	mystal.dk.c2.mx2.ik2.io	64.38.239.82	s480c.ik2.io	AS20454 SECURED SERVERS LLC
30	3600s	mystal.dk.c2.mx3.ik2.eu	66.228.130.218	—	AS19337 Mobius Partners Internet
32767	3600s	ms74986917.msv1.invalid	—	—	—

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.56

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 158ms

TXT Record
MS=ms74986917
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (mystal.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -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 / DANE

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC9091ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA0ms

Field	Value
Serial	2026082601
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

40ms

MX

39ms

AAAA

55ms

TXT

158ms

CAA

37ms

HTTPS

36ms

TLSA

4044ms

SOA

0ms

MTA-STS

55ms

DNSSEC

9091ms

SRV

56ms

Total

13837ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-01 10:24:09	13837ms	2 NS 0 A 5 MX	🔒 Secure	View
2026-08-27 06:20:47	2014ms	2 NS 0 A 5 MX	🔒 Secure	View
2026-08-26 21:43:48	1719ms	2 NS 0 A 5 MX	🔒 Secure	View
2026-08-16 20:27:47	16080ms	2 NS 0 A 5 MX	🔒 Secure	View
2026-07-26 11:00:57	7369ms	2 NS 0 A 5 MX	🔒 Secure	View
2026-06-27 12:12:46	4895ms	2 NS 0 A 5 MX	🔒 Secure	View
2026-06-26 19:28:04	4835ms	2 NS 0 A 5 MX	🔒 Secure	View
2026-06-19 19:48:22	2612ms	2 NS 0 A 5 MX	⚠️ Bogus	View
2026-06-19 15:30:37	1916ms	2 NS 0 A 5 MX	🔒 Secure	View
2026-06-17 20:47:00	2909ms	2 NS 0 A 5 MX	🔒 Secure	View