arc.dk DNS records

🖥️ Nameservers2 records 193ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.dandomain.dk	185.25.141.3 2a02:2339:4006:109::dd	ns.dandomain.dk ns.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.dandomain.dk	2a02:2339:1:108::dd:dd 91.197.248.66	ns2.dandomain.dk ns2.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records1 records 159ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.191.155.240	60s	forward.dnsfactory.dk	AS48854	team.blue Denmark A/S	93.191.152.0/21	🇩🇰 Denmark	—

📧 MX Records1 records 177ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
5	3600s	arc-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca04::b 2a01:111:f403:ca04::d 2a01:111:f403:ca09::20 52.101.68.16 52.101.73.1 52.101.73.2 52.101.73.30	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-as9pr07cu00302.inbound.protection.outlook.com mail-am7pr05cu00306.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 → 52.98.228.232

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records4 records 634ms

TXT Record
iee0SHry0g0SZBRlxFN9/CZ1gPZ88JWq6f+WMJI9524=
MS=ms59276311
v=spf1 include:spf.comendosystems.com include:mail.mysupport.dk include:spf.mailanyone.net include:spf.protection.outlook.com -all
Zpa0iWf39zzbXygCjud+FWw2fjoez2kiA01JG1Wv8nF9UPy/gLISUd8baPqPHQfOWrMIAss0XsE74/xbcBmAPw==

✉️ SPF

Policy	Record (arc.dk)
-all (hard fail)	v=spf1 include:spf.comendosystems.com include:mail.mysupport.dk include:spf.mailanyone.net include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.arc.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:6114fbaa0099d@dmarc.centerasecurity.com;

📬 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)

🔐 DNSSEC508ms

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

🏷️ SOA190ms

Field	Value
Serial	2025032701
Primary NS (MNAME)	ns.dandomain.dk
Responsible (RNAME)	hostmaster@dandomain.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

193ms

A

159ms

MX

177ms

AAAA

150ms

TXT

634ms

CAA

157ms

HTTPS

210ms

TLSA

231ms

SOA

190ms

MTA-STS

229ms

DNSSEC

508ms

SRV

186ms

Total

1549ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-02 05:18:04	1039ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 12:47:14	1455ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-27 00:08:29	778ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 07:49:57	2063ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 21:34:45	2499ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 14:57:10	908ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 16:24:20	1038ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 16:23:13	1549ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 13:38:09	1194ms	2 NS 1 A 1 MX	🔒 Secure	View