ark-khn.dk DNS records

🖥️ Nameservers2 records 30ms

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 30ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.111.241.66	3600s	webcluster1.wordpresspod2-cph3.one.com	AS51468	One.com A/S	77.111.240.0/22	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 29ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	arkkhn-dk0i.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca09::4 2a01:111:f403:ca09::8 2a01:111:f403:ca09::d 52.101.73.1 52.101.73.24 52.101.73.26 52.101.73.4	mail-dbapr03cu00100.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-as8pr05cu00300.inbound.protection.outlook.com mail-as9pr05cu01302.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

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.24
🔶 Autoconfig	77.111.241.66

🔷 AAAA Records (IPv6)1 records 30ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:104:16:8588:bd7e:4e9d	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 45ms

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

📝 TXT Records2 records 172ms

TXT Record
MS=ms45609397
v=spf1 a:mail.ark-khn.dk include:spf.protection.outlook.com include:sendgrid.net include:_custspf.one.com -all

✉️ SPF

Policy	Record (ark-khn.dk)
-all (hard fail)	v=spf1 a:mail.ark-khn.dk include:spf.protection.outlook.com include:sendgrid.net include:_custspf.one.com -all

📨 DMARC

Policy	Record (_dmarc.ark-khn.dk)
p=none (monitor only)	v=DMARC1; p=none; adkim=s; aspf=s

📬 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)

🔐 DNSSEC54ms

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

🏷️ SOA24ms

Field	Value
Serial	2026070602
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

30ms

A

30ms

MX

29ms

AAAA

30ms

TXT

172ms

CAA

29ms

HTTPS

30ms

TLSA

2041ms

SOA

24ms

MTA-STS

45ms

DNSSEC

54ms

SRV

45ms

Total

7017ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-01 22:43:00	7017ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-07 00:01:55	9369ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-22 18:28:09	2390ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-22 06:45:52	911ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-16 12:51:18	1466ms	2 NS 1 A 1 MX	🔒 Secure	View