arkm.dk

📜 Historical scan 2026-08-30 11:08:03 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

arkm.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 12 April 2012 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.213.87 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by arkm-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, has no DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 32ms

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 Records#

1 records 26ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.213.87	3600s	webcluster1.webpod13-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records#

1 records 30ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
3600	3600s	arkm-dk.mail.protection.outlook.com	2a01:111:f403:ca04::9 2a01:111:f403:ca04::a 2a01:111:f403:ca09::4 2a01:111:f403:ca09::c 52.101.68.12 52.101.68.16 52.101.73.153 52.101.73.30	mail-db7pr03cu00601.inbound.protection.outlook.com mail-du0pr03cu00102.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-as8pr05cu00401.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 → 40.104.116.56
🔶 Autoconfig	46.30.213.87

🔷 AAAA Records (IPv6)#

1 records 37ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:10b:ba:d5cb:7a10:cc62	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

📝 TXT Records#

2 records 138ms

TXT Record
MS=ms21252013
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (arkm.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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-11 02:29:56

www	46.30.213.87 2a02:2350:5:10b:ba:d5cb:7a10:cc62 (AS51468) (address records, no CNAME)
www vs bare domain	Same network arkm.dk: 46.30.213.87 2a02:2350:5:10b:ba:d5cb:7a10:cc62 (AS51468) www.arkm.dk: 46.30.213.87 2a02:2350:5:10b:ba:d5cb:7a10:cc62 (AS51468)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

105ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026083004
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-13 02:31:53

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2012-04-12
Expires	2027-04-30 (194d)

🔗 Same registrant#

1 domain

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
kærholmbyg.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

32ms

26ms

30ms

AAAA

37ms

TXT

138ms

CAA

29ms

HTTPS

28ms

TLSA

192ms

SOA

0ms

MTA-STS

43ms

DNSSEC

105ms

SRV

68ms

Total

714ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-26 07:37:57	1580ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-30 11:08:03 shown	714ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-12 19:15:06	2111ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-21 08:14:26	1060ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-01 12:28:14	1981ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-23 16:25:21	1040ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-20 04:56:54	1185ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 13:40:37	898ms	2 NS 1 A 1 MX	🔒 Secure