arkfo.dk DNS records

🖥️ Nameservers2 records 252ms

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 315ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
198.185.159.144	3600s	—	AS53831	Squarespace, Inc.	198.185.159.0/24	🇺🇸 United States	New York

📧 MX Records1 records 269ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	arkfo-dk.mail.protection.outlook.com	2a01:111:f403:ca04::2 2a01:111:f403:ca04::8 2a01:111:f403:ca09::3 2a01:111:f403:ca09::4 52.101.68.10 52.101.73.22 52.101.73.6 52.101.73.8	mail-du2pr03cu00102.inbound.protection.outlook.com mail-db5pr02cu00100.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-am7pr05cu00106.inbound.protection.outlook.com mail-am6pr04cu00306.inbound.protection.outlook.com mail-am0pr04cu00500.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
🔶 Autoconfig	198.185.159.144

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 1065ms

TXT Record
MS=ms14018143

✉️ SPF

✗ No SPF record — mail spoofing not restricted

📨 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)

🔐 DNSSEC868ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082001
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

252ms

A

315ms

MX

269ms

AAAA

273ms

TXT

1065ms

CAA

407ms

HTTPS

278ms

TLSA

863ms

SOA

0ms

MTA-STS

576ms

DNSSEC

868ms

SRV

451ms

Total

6492ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-20 21:47:09	6492ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-21 20:10:12	1095ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 10:47:44	1393ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-19 22:40:36	4486ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 13:39:35	2675ms	2 NS 1 A 1 MX	🔒 Secure	View