arken.dk DNS records

🖥️ Nameservers2 records 33ms

Nameserver	IP addresses	PTR	ASN / ISP
oswald.ns.cloudflare.com	108.162.193.218 172.64.33.218 173.245.59.218 2606:4700:58::adf5:3bda 2803:f800:50::6ca2:c1da 2a06:98c1:50::ac40:21da	oswald.ns.cloudflare.com oswald.ns.cloudflare.com oswald.ns.cloudflare.com oswald.ns.cloudflare.com oswald.ns.cloudflare.com oswald.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
wally.ns.cloudflare.com	108.162.192.239 172.64.32.239 173.245.58.239 2606:4700:50::adf5:3aef 2803:f800:50::6ca2:c0ef 2a06:98c1:50::ac40:20ef	wally.ns.cloudflare.com wally.ns.cloudflare.com wally.ns.cloudflare.com wally.ns.cloudflare.com wally.ns.cloudflare.com wally.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records1 records 30ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
198.202.211.1	300s	—	AS209242	Cloudflare London, LLC	198.202.211.0/24	🇺🇸 United States	—

📧 MX Records2 records 23ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	eu-esec-01.heimdalsecurity.com	20.50.183.144 20.50.183.146	eu-esec-01.heimdalsecurity.com eu-esec-01.heimdalsecurity.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
20	300s	eu-esec-02.heimdalsecurity.com	20.50.183.144 20.50.183.146	eu-esec-01.heimdalsecurity.com eu-esec-01.heimdalsecurity.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.40

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records2 records 53ms

Service	Priority	Weight	Port	Target
_sip._tcp	100	1	443	sipdir.online.lync.com
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records6 records 131ms

TXT Record
_globalsign-domain-verification=IcgY-HKljDR9UiauVC0QlZO-FM4Zpebs75x_W3S1QY
_globalsign-domain-verification=Z9Rfcxd3pWe3UZ45M3IrV_eBM5JT_rG3oEq8fhHGIe
adobe-idp-site-verification=1fea7dc13f6472989cc138e98e29c1225fb16dd623b908e1cec99c394343a2b0
ca3-4823faabad164ab3b2a8320caf34bb83
MS=ms17844500
v=spf1 ip4:212.178.177.234 ip4:40.95.78.0/24 ip4:40.95.80.0/24 ip4:91.227.208.0/24 include:spf-esec.heimdalsecurity.com include:spf.protection.outlook.com a:mail.npkhosting.dk include:spf.exclaimer.net include:servers.mcsv.net include:spf.mandrillapp.com include:spf.jcdhotel.dk include:send.heyloyalty.com -all

✉️ SPF

Policy	Record (arken.dk)
-all (hard fail)	v=spf1 ip4:212.178.177.234 ip4:40.95.78.0/24 ip4:40.95.80.0/24 ip4:91.227.208.0/24 include:spf-esec.heimdalsecurity.com include:spf.protection.outlook.com a:mail.npkhosting.dk include:spf.exclaimer.net include:servers.mcsv.net include:spf.mandrillapp.com include:spf.jcdhotel.dk include:send.heyloyalty.com -all

📨 DMARC

Policy	Record (_dmarc.arken.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:xeftlnqh@ag.eu.dmarcian.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 / DANE2 records 967ms

Service / Owner	Type	Cert association
SMTP _25._tcp.eu-esec-01.heimdalsecurity.com	DANE-EE · SPKI · SHA-256	2E8933DD6DB99304A5A9D5C4ECDE7B8E…
SMTP _25._tcp.eu-esec-02.heimdalsecurity.com	DANE-EE · SPKI · SHA-256	2E8933DD6DB99304A5A9D5C4ECDE7B8E…

🔐 DNSSEC98ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA0ms

Field	Value
Serial	2413227613
Primary NS (MNAME)	oswald.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

33ms

A

30ms

MX

23ms

AAAA

23ms

TXT

131ms

CAA

24ms

HTTPS

27ms

TLSA

967ms

SOA

0ms

MTA-STS

35ms

DNSSEC

98ms

SRV

53ms

Total

1942ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 17:51:52	1942ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-08-14 10:54:36	2320ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-08-07 22:58:16	1290ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-06-26 01:34:48	1138ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-06-19 22:44:06	1183ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-06-19 00:13:12	2240ms	2 NS 1 A 2 MX	🔓 Insecure	View
2026-06-16 13:39:10	942ms	2 NS 1 A 2 MX	🔓 Insecure	View