mesterskud.dk

📜 Historical scan 2026-07-03 01:00:18 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

mesterskud.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 27 August 2014 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.213.143 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mesterskud-dk.mail.protection.outlook.com, aspmx.l.google.com and 4 more. 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 41ms

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 60ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.213.143	3600s	webcluster1.webpod14-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records#

6 records 40ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	mesterskud-dk.mail.protection.outlook.com	2a01:111:f403:ca09::1 2a01:111:f403:ca09::2 2a01:111:f403:ca09::5 2a01:111:f403:ca09::b 52.101.68.15 52.101.68.25 52.101.68.27 52.101.73.16	mail-as9pr07cu00301.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-as2pr05cu00100.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
1	3600s	aspmx.l.google.com	173.194.221.27 2a00:1450:4010:c0b::1a 2a00:1450:4010:c0b::1a	lm-in-f27.1e100.net lo-in-x1a.1e100.net lo-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	3600s	alt1.aspmx.l.google.com	192.178.158.27 2404:6800:4013:813::1b	lcdels-in-f27.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt2.aspmx.l.google.com	172.253.158.27 2404:6800:4003:c26::1b	so-in-f27.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	alt3.aspmx.l.google.com	108.177.125.27 2404:6800:4008:c01::1a	tp-in-f27.1e100.net tp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	alt4.aspmx.l.google.com	192.178.230.26 2404:6800:400b:c01b::1b	yunrtab-in-f26.1e100.net yunrtab-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.56
🔶 Autoconfig	46.30.213.143

🔷 AAAA Records (IPv6)#

1 records 35ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:10c:7b:dc18:81b1:7bdb	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#

4 records 324ms

TXT Record
google-site-verification=EQsjoTDzv9GAXKP-ZxM7cOoZw1VOnIrA7AFTrA0BMSc
ji6oqb3c502h5q64u58tb04pab
MS=ms88233803
v=spf1 a mx ip4:77.66.20.107 ip4:159.122.30.222 ip4:159.122.30.197 ip4:159.122.30.196 ip4:46.30.212.189 mx:mesterskud-dk.mail.protection.outlook.com include:mail.zendesk.com include:spf.protection.outlook.com include:_custspf.one.com include:spf.mandrillapp.com -all

✉️ SPF#

Policy	Record (mesterskud.dk)
-all (hard fail)	v=spf1 a mx ip4:77.66.20.107 ip4:159.122.30.222 ip4:159.122.30.197 ip4:159.122.30.196 ip4:46.30.212.189 mx:mesterskud-dk.mail.protection.outlook.com include:mail.zendesk.com include:spf.protection.outlook.com include:_custspf.one.com include:spf.mandrillapp.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 2026-10-08 11:48:00

www	46.30.213.141 2a02:2350:5:10c:68:5ea:2f6a:d9a5 (AS51468) (address records, no CNAME)
www vs bare domain	Same network mesterskud.dk: 46.30.213.141 2a02:2350:5:10c:68:5ea:2f6a:d9a5 (AS51468) www.mesterskud.dk: 46.30.213.141 2a02:2350:5:10c:68:5ea:2f6a:d9a5 (AS51468)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 7/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.mesterskud.dk	1cyJoA6vwXsmbGeKwmdeijgeotnpH0DWd7B82zupMP4
TXT	_acme-challenge.mesterskud.dk	NP9jQbknOMzkrHWUWdzZwQQagbdGhHMok6_p-Z9oSXs

🔗 TLSA / DANE#

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

🔐 DNSSEC#

9069ms

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

🏷️ SOA#

53ms

Field	Value
Serial	2026060301
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 2026-10-15 11:53:06

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2014-08-27
Expires	2027-08-31 (307d)

🔗 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#

41ms

60ms

40ms

AAAA

35ms

TXT

324ms

CAA

37ms

HTTPS

52ms

TLSA

140ms

SOA

53ms

MTA-STS

54ms

DNSSEC

9069ms

SRV

77ms

Total

9880ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 06:11:14	1712ms	2 NS 1 A 6 MX	🔒 Secure
2026-09-26 04:40:10	1221ms	2 NS 1 A 6 MX	🔒 Secure
2026-09-23 17:57:00	1274ms	2 NS 1 A 6 MX	🔒 Secure
2026-09-12 17:33:34	1622ms	2 NS 1 A 6 MX	🔒 Secure
2026-08-29 19:16:52	2007ms	2 NS 1 A 6 MX	🔒 Secure
2026-08-24 16:50:29	1111ms	2 NS 1 A 6 MX	🔒 Secure
2026-08-20 10:09:45	5979ms	2 NS 1 A 6 MX	🔒 Secure
2026-07-26 06:20:51	9936ms	2 NS 1 A 6 MX	🔒 Secure
2026-07-25 05:52:55	3515ms	2 NS 1 A 6 MX	🔒 Secure
2026-07-03 01:00:18 shown	9880ms	2 NS 1 A 6 MX	🔒 Secure
2026-06-22 22:25:21	1284ms	2 NS 1 A 6 MX	🔒 Secure
2026-06-22 14:07:05	902ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-18 00:13:36	1198ms	2 NS 1 A 6 MX	🔒 Secure