arkzo.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 42ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.213.164	3600s	webcluster2.webpod14-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 52ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	arkzo-dk.mail.protection.outlook.com	2a01:111:f403:ca04::a 2a01:111:f403:ca09::26 2a01:111:f403:ca09::7 2a01:111:f403:ca09::d 52.101.103.137 52.101.68.36 52.101.68.39 52.101.73.19	mail-du0pr03cu00102.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-miypr02cu00101.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-as8pr04cu00803.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 → 40.104.116.56

🔷 AAAA Records (IPv6)1 records 55ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:10c:8021:d69c:750:eb34	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 62ms

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

📝 TXT Records2 records 193ms

TXT Record
google-site-verification=lI_fmSDtXPIXr99JXyzdAGkmD_nameqzeAL67qL8kxg
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (arkzo.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)

🔐 DNSSEC79ms

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

🏷️ SOA0ms

Field	Value
Serial	2026080301
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

42ms

MX

52ms

AAAA

55ms

TXT

193ms

CAA

29ms

HTTPS

42ms

TLSA

369ms

SOA

0ms

MTA-STS

63ms

DNSSEC

79ms

SRV

62ms

Total

1017ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 18:28:51	1017ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-27 10:18:56	1655ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-06 18:55:39	1394ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-31 01:59:41	1959ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-22 19:35:28	1847ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-21 18:18:12	3589ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-15 04:08:36	1057ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 12:34:56	1980ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 13:40:09	1727ms	4 NS 1 A 1 MX	🔒 Secure	View