arka.dk DNS records

🖥️ Nameservers2 records 44ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.curanet.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records1 records 35ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
192.250.229.77	3600s	s3142.fra1.stableserver.net	AS209341	WHG Hosting Services Ltd	192.250.229.0/24	🇩🇪 Germany	Frankfurt am Main

📧 MX Records1 records 57ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	arka-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca09::2 2a01:111:f403:ca09::20 2a01:111:f403:ca38::8 52.101.68.0 52.101.68.18 52.101.73.16 52.101.73.22	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-wa4pr04cu00100.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-am7pr05cu00106.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)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 79ms

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

📝 TXT Records5 records 160ms

TXT Record
dropbox-domain-verification=03m4fdxv80bf
ms-domain-verification=45e87c90-3cbb-49d9-841c-a536a4ca1f98
P-VtbKR2nNk5
ppe-263dc3d076f46a22ccccd48dc80e120e9c2d2253
v=spf1 include:spf.protection.outlook.com include:spf.permido.com include:spf.ess.de.barracudanetworks.com include:web.shared.mysmtp.com ip4:92.62.199.80/28 ip4:77.68.144.78 ip4:94.130.35.58 -all

✉️ SPF

Policy	Record (arka.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:spf.permido.com include:spf.ess.de.barracudanetworks.com include:web.shared.mysmtp.com ip4:92.62.199.80/28 ip4:77.68.144.78 ip4:94.130.35.58 -all

📨 DMARC

Policy	Record (_dmarc.arka.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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)

🔐 DNSSEC95ms

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

🏷️ SOA0ms

Field	Value
Serial	2026061001
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.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

44ms

A

35ms

MX

57ms

AAAA

64ms

TXT

160ms

CAA

40ms

HTTPS

50ms

TLSA

599ms

SOA

0ms

MTA-STS

55ms

DNSSEC

95ms

SRV

79ms

Total

1169ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 20:09:44	1169ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-01 23:27:05	779ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 13:39:25	757ms	2 NS 1 A 1 MX	🔒 Secure	View