mck-dk.dk DNS records

🖥️ Nameservers2 records 55ms

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 34ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.215.163	3600s	webcluster2.webpod17-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 50ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	mckdk-dk0i.mail.protection.outlook.com	2a01:111:f403:ca09::20 2a01:111:f403:ca09::5 2a01:111:f403:ca09::7 2a01:111:f403:ca09::d 52.101.103.143 52.101.68.18 52.101.73.22 52.101.73.24	mail-as8pr05cu00400.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-miypr03cu00107.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-am7pr05cu00106.inbound.protection.outlook.com mail-as8pr05cu00300.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

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.24

🔷 AAAA Records (IPv6)1 records 47ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:106:801b:104e:9220:e62f	3600s	—	AS51468	One.com A/S	2a02:2350:0:0:0:0:0:0/32	🇩🇰 Denmark	Copenhagen

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 64ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records1 records 171ms

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

✉️ SPF

Policy	Record (mck-dk.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)

🔐 DNSSEC89ms

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

🏷️ SOA0ms

Field	Value
Serial	2026072902
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 RegistrationWHOIS fetched 2026-08-02 00:55:43

Field	Value
Registrar	ONE.COM A/S
Registered	2017-02-15
Expires	2027-02-28 (178d)

📋 WHOIS

⏱️ Lookup Timing

NS

55ms

A

34ms

MX

50ms

AAAA

47ms

TXT

171ms

CAA

43ms

HTTPS

44ms

TLSA

711ms

SOA

0ms

MTA-STS

75ms

DNSSEC

89ms

SRV

64ms

Total

1338ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 23:40:16	1338ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-28 03:40:55	1359ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-27 06:13:30	1346ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-02 00:55:11	9106ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-29 04:22:25	1815ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 18:50:44	1238ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 02:46:12	1171ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 18:24:40	4299ms	2 NS 1 A 1 MX	🔒 Secure	View