gusmester.dk

📜 Historical scan 2026-08-18 16:59:55 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

gusmester.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 9 November 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.111.240.139 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mx1.mailpod15-cph3.g1i.one.com, mx2.mailpod15-cph3.g1i.one.com and 2 more. The zone is DNSSEC-signed and validates, publishes a 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 196ms

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 188ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.111.240.139	3600s	webcluster12.webpod11-cph3.one.com	AS51468	One.com A/S	77.111.240.0/22	🇩🇰 Denmark	Copenhagen

📧 MX Records#

4 records 197ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	10800s	mx1.mailpod15-cph3.g1i.one.com	104.37.35.36	mx1.mailpod15-cph3.g1i.one.com	AS51468 One.com A/S
10	10800s	mx2.mailpod15-cph3.g1i.one.com	104.37.35.37	mx2.mailpod15-cph3.g1i.one.com	AS51468 One.com A/S
10	10800s	mx3.mailpod15-cph3.g1i.one.com	104.37.35.38	mx3.mailpod15-cph3.g1i.one.com	AS51468 One.com A/S
10	10800s	mx4.mailpod15-cph3.g1i.one.com	104.37.35.39	mx4.mailpod15-cph3.g1i.one.com	AS51468 One.com A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	77.111.240.139
🔶 Autoconfig	77.111.240.139

🔷 AAAA Records (IPv6)#

1 records 243ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:102:59:9adb:d9bc:df67	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#

3 records 568ms

TXT Record
apple-domain-verification=Nie63D8dFdW39rSN
k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDV7h0kHG46KYN/zEu2nt4xSLzY97Ppz2MrVhOG5rJqFN/tBW9L9wJOJ2fFzhDLk24zSUWG/UZf+T0/CLzjNLPiJFZ4G5j/ypIOdjVYYTiEuRvfYj5ek8KslcDsly99GyRUddnLdUX4URVh5AyLMG3ooMLzww+lEehJbbNWyU8Y9QIDAQAB
v=spf1 include:spf.mailjet.com include:_custspf.one.com ~all

✉️ SPF#

Policy	Record (gusmester.dk)
~all (soft fail)	v=spf1 include:spf.mailjet.com include:_custspf.one.com ~all

📨 DMARC#

Policy	Record (_dmarc.gusmester.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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-21 07:45:18

www CNAME	shops.myshopify.com (all on myshopify.com) → 23.227.38.74 2620:127:f00f:e:: (AS13335)
www vs bare domain	Same network gusmester.dk: 23.227.38.65 2620:127:f00f:5:: (AS13335) www.gusmester.dk: 23.227.38.74 2620:127:f00f:e:: (AS13335)
Wildcard	Yes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

4 records 395ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.mailpod15-cph3.g1i.one.com	DANE-EE · SPKI · SHA-256	E54A7262DC6E3E0F06227A22B71D01DC…
SMTP _25._tcp.mx2.mailpod15-cph3.g1i.one.com	DANE-EE · SPKI · SHA-256	E54A7262DC6E3E0F06227A22B71D01DC…
SMTP _25._tcp.mx3.mailpod15-cph3.g1i.one.com	DANE-EE · SPKI · SHA-256	E54A7262DC6E3E0F06227A22B71D01DC…
SMTP _25._tcp.mx4.mailpod15-cph3.g1i.one.com	DANE-EE · SPKI · SHA-256	E54A7262DC6E3E0F06227A22B71D01DC…

🔐 DNSSEC#

363ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026081801
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 2026-10-19 19:05:47

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2018-11-09
Expires	2026-11-30 (36d)

🔗 Same registrant#

3 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).

Domain	Registrar
mikkelfrank.dk	Punktum dk A/S (direct)
saunagus.dk	Punktum dk A/S (direct)
saunagusmester.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

196ms

188ms

197ms

AAAA

243ms

TXT

568ms

CAA

192ms

HTTPS

245ms

TLSA

395ms

SOA

0ms

MTA-STS

286ms

DNSSEC

363ms

SRV

329ms

Total

3081ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-21 07:45:18	503ms	2 NS 1 A 4 MX	🔓 Insecure
2026-10-19 18:42:19	510ms	2 NS 1 A 4 MX	🔓 Insecure
2026-10-08 04:35:48	572ms	2 NS 1 A 4 MX	🔓 Insecure
2026-09-20 23:08:37	609ms	2 NS 1 A 4 MX	🔓 Insecure
2026-08-28 09:14:47	2084ms	2 NS 1 A 4 MX	🔓 Insecure
2026-08-26 09:07:10	802ms	2 NS 1 A 4 MX	🔓 Insecure
2026-08-25 19:23:14	1313ms	2 NS 1 A 4 MX	🔓 Insecure
2026-08-23 18:29:33	2546ms	2 NS 1 A 4 MX	🔓 Insecure
2026-08-22 17:46:22	16927ms	2 NS 1 A 4 MX	🔒 Secure
2026-08-21 17:36:18	1137ms	2 NS 1 A 4 MX	🔒 Secure
2026-08-20 17:34:35	2234ms	2 NS 1 A 4 MX	🔒 Secure
2026-08-19 17:02:22	6042ms	2 NS 1 A 4 MX	🔒 Secure
2026-08-18 16:59:55 shown	3081ms	2 NS 1 A 4 MX	🔒 Secure
2026-08-16 13:56:02	2952ms	2 NS 1 A 4 MX	🔒 Secure
2026-08-15 05:36:16	1064ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-23 17:07:44	1720ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-21 13:57:40	967ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 10:42:07	867ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-17 10:42:00	948ms	2 NS 1 A 4 MX	🔒 Secure