grunk.dk

Records from scan: 2026-10-11 07:30:56 · 713ms total · last checked 2026-10-17 18:26 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

grunk.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 19 October 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 82.103.137.56 is hosted by Asergo Holding ApS (AS30736) in Denmark. Mail is handled by grunk.dk. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest 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 44ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
82.103.137.56	43200s	—	AS30736	Asergo Holding ApS	82.103.128.0/18	🇩🇰 Denmark	—

📧 MX Records#

1 records 42ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	grunk.dk	82.103.137.56	—	AS30736 Asergo Holding ApS

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	grunk.dk → 82.103.137.56
🔶 Autoconfig	grunk.dk → 82.103.137.56

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝

No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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#

checked 2026-10-11 07:30:56

www CNAME	grunk.dk (all on grunk.dk) → 82.103.137.56 (AS30736)
www vs bare domain	Same network grunk.dk: 82.103.137.56 (AS30736) www.grunk.dk: 82.103.137.56 (AS30736)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔏 ACME Challenge#

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

🔗 TLSA / DANE#

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

🔐 DNSSEC#

114ms

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

🏷️ SOA#

47ms

Field	Value
Serial	2026101001
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 2026-10-06 04:03:27

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2000-10-19
Expires	2026-12-31 (73d)

📋 WHOIS#

⏱️ Lookup Timing#

41ms

44ms

42ms

AAAA

34ms

TXT

154ms

CAA

46ms

HTTPS

41ms

TLSA

52ms

SOA

47ms

MTA-STS

49ms

DNSSEC

114ms

SRV

57ms

Total

713ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-11 07:30:56 shown	713ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-06 03:51:25	956ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-04 03:36:16	638ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-23 15:11:39	950ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-28 04:01:30	848ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-29 14:47:25	4787ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 10:00:45	878ms	2 NS 1 A 1 MX	🔒 Secure