gundesen.dk

📜 Historical scan 2026-06-23 21:13:09 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

gundesen.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 5 more. The zone is DNSSEC-signed and validates, has no 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 73ms

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#

🌍

No A records found

📧 MX Records#

7 records 36ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	aspmx.l.google.com	209.85.233.26 2a00:1450:4010:c0e::1b 2a00:1450:4010:c0e::1b	lr-in-f26.1e100.net lu-in-x1b.1e100.net lu-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
20	43200s	alt1.aspmx.l.google.com	192.178.158.26 2404:6800:4000:1025::1b	lcdels-in-f26.1e100.net lcbomp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	43200s	alt2.aspmx.l.google.com	172.253.158.26 2404:6800:4013:813::1a	so-in-f26.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	43200s	aspmx2.googlemail.com	192.178.211.27 2404:6800:4013:813::1b	lcbomp-in-f27.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	43200s	aspmx3.googlemail.com	172.253.158.27 2404:6800:4003:c26::1a	so-in-f27.1e100.net so-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	43200s	aspmx4.googlemail.com	108.177.125.27 2404:6800:4003:c26::1a	tp-in-f27.1e100.net so-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	43200s	aspmx5.googlemail.com	192.178.230.27 2404:6800:400b:c01b::1a	yunrtab-in-f27.1e100.net yunrtab-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	ghs.google.com → 142.251.9.121
🔶 Autoconfig	ghs.google.com → 172.217.20.179

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 174ms

TXT Record
4-8EcA4YIR6Imgj9FyuhkpKCOcz4O6u75eXZLNX_-V0
v=spf1 include:_spf.google.com -all

✉️ SPF#

Policy	Record (gundesen.dk)
-all (hard fail)	v=spf1 include:_spf.google.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 11:54:49

www CNAME	ghs.google.com (all on google.com) → 172.217.20.179 2a00:1450:400f:807::2013 (AS15169)
www vs bare domain	Only www resolves gundesen.dk: no address www.gundesen.dk: 172.217.20.179 2a00:1450:400f:807::2013 (AS15169) (all like this)
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.gundesen.dk	ghs.google.com

🔗 TLSA / DANE#

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

🔐 DNSSEC#

76ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

44ms

Field	Value
Serial	2026032501
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

73ms

56ms

36ms

AAAA

40ms

TXT

174ms

CAA

38ms

HTTPS

34ms

TLSA

68ms

SOA

44ms

MTA-STS

78ms

DNSSEC

76ms

SRV

127ms

Total

829ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 11:54:49	1048ms	2 NS 0 A 7 MX	🔒 Secure
2026-10-02 08:42:02	720ms	2 NS 0 A 7 MX	🔒 Secure
2026-10-01 08:41:12	645ms	2 NS 0 A 7 MX	🔒 Secure
2026-09-21 13:11:14	992ms	2 NS 0 A 7 MX	🔒 Secure
2026-06-23 21:13:09 shown	829ms	2 NS 0 A 7 MX	🔒 Secure
2026-06-19 23:28:59	4029ms	2 NS 0 A 7 MX	🔒 Secure
2026-06-17 10:37:37	835ms	2 NS 0 A 7 MX	🔒 Secure