markermail.dk

📜 Historical scan 2026-06-19 22:58:04 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

markermail.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 13 October 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 2.110.13.13 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by markermail-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. 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 101ms

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 73ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2.110.13.13	3600s	—	AS3292	TDC Holding A/S	2.110.0.0/20	🇩🇰 Denmark	Copenhagen

📧 MX Records#

1 records 110ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	600s	markermail-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::6 2a01:111:f403:ca09::b 2a01:111:f403:ca09::d 52.101.68.0 52.101.68.16 52.101.68.8 52.101.73.4	mail-dbapr03cu00100.inbound.protection.outlook.com mail-db4pr02cu00406.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am0pr83cu00404.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 → 52.98.154.136
🔶 Autoconfig	markermail.dk → 2.110.13.13

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 2126ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records#

2 records 738ms

TXT Record
MS=ms78343271
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (markermail.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.markermail.dk)
p=quarantine	v=DMARC1; p=quarantine; pct=100;

📬 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 11:46:00

www CNAME	markermail.dk (all on markermail.dk) → 2.110.13.13 (AS3292)
www vs bare domain	Same network markermail.dk: 2.110.13.13 (AS3292) www.markermail.dk: 2.110.13.13 (AS3292)
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

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.markermail.dk	markermail.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

191ms

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

🏷️ SOA#

84ms

Field	Value
Serial	2026061001
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 2026-10-11 11:54:14

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2003-10-13
Expires	2027-10-31 (374d)

🔗 Same registrant#

0 domains

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).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

101ms

73ms

110ms

AAAA

95ms

TXT

738ms

CAA

84ms

HTTPS

71ms

TLSA

174ms

SOA

84ms

MTA-STS

124ms

DNSSEC

191ms

SRV

2126ms

Total

2643ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-11 11:45:59	2610ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-11 02:39:25	1056ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 03:58:46	813ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-11 02:15:42	9322ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-16 04:01:10	1635ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-11 18:33:19	1857ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-26 04:03:42	756ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 07:04:13	1180ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-19 22:58:04 shown	2643ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 15:23:32	10811ms	2 NS 1 A 1 MX	🔒 Secure