klaus.dk

Records from scan: 2026-10-15 04:43:47 · 887ms total · last checked 2026-10-18 10:45 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

klaus.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 16 February 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 51.210.214.163 is hosted by OVH SAS (AS16276) in France. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. The zone is DNSSEC-signed and validates, publishes a 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 39ms

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 41ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
51.210.214.163	43200s	c64738.klaus.dk	AS16276	OVH SAS	51.210.0.0/16	🇫🇷 France	—

📧 MX Records#

5 records 43ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	43200s	aspmx.l.google.com	172.253.152.27 2a00:1450:4010:c0a::1b 2a00:1450:4010:c0a::1b	yulpptr-in-f27.1e100.net lm-in-f27.1e100.net lm-in-x1b.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	43200s	alt1.aspmx.l.google.com	192.178.158.27 2404:6800:4013:813::1a	lcdels-in-f27.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	43200s	alt2.aspmx.l.google.com	173.194.41.26 173.194.41.26 2404:6800:4001:c01::1a	mad01s14-in-f26.1e100.net yukulwh-in-f26.1e100.net yukulwh-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
10	43200s	alt3.aspmx.l.google.com	172.253.158.26 2404:6800:4003:c26::1a	so-in-f26.1e100.net so-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	43200s	alt4.aspmx.l.google.com	108.177.125.26 2404:6800:4008:c01::1b	tp-in-f26.1e100.net tp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	37.klaus.dk → 37.187.158.4
🔶 Autoconfig	37.klaus.dk → 37.187.158.4

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 160ms

TXT Record
v=spf1 include:_spf.klaus.dk ~all

✉️ SPF#

Policy	Record (klaus.dk)
~all (soft fail)	v=spf1 include:_spf.klaus.dk ~all

📨 DMARC#

Policy	Record (_dmarc.klaus.dk)
p=none (monitor only)	v=DMARC1;p=none;rua=mailto:dmarcreport@klaus.dk;ruf=mailto:dmarcforensic@klaus.dk;ri=864000

📬 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 2026-10-15 04:43:47

www CNAME	klaus.dk (all on klaus.dk) → 51.210.214.163 (AS16276)
www vs bare domain	Same network klaus.dk: 51.210.214.163 (AS16276) www.klaus.dk: 51.210.214.163 (AS16276)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

2 found

Selector	CNAME	Key
default	—	RSA · ~1024 bit below 2048 bit
google	—	RSA · ~1024 bit below 2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: ~all

No problems found

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.klaus.dk	37.klaus.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

63ms

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

🏷️ SOA#

45ms

Field	Value
Serial	2026101401
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 04:58:32

Field	Value
Registrar	ONE.COM A/S
Registered	1998-02-16
Expires	2029-03-31 (894d)

📋 WHOIS#

⏱️ Lookup Timing#

39ms

41ms

43ms

AAAA

38ms

TXT

160ms

CAA

45ms

HTTPS

34ms

TLSA

343ms

SOA

45ms

MTA-STS

63ms

DNSSEC

63ms

SRV

58ms

Total

887ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-15 04:43:47 shown	887ms	2 NS 1 A 5 MX	🔒 Secure
2026-09-21 14:34:12	1202ms	2 NS 1 A 5 MX	🔒 Secure
2026-09-14 04:56:43	1063ms	2 NS 1 A 5 MX	🔒 Secure
2026-08-26 14:19:17	882ms	2 NS 1 A 5 MX	🔒 Secure
2026-08-14 16:39:47	9247ms	2 NS 1 A 5 MX	🔒 Secure
2026-07-14 16:56:25	1693ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-20 14:56:33	1695ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-20 03:08:56	2808ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-18 02:31:53	2717ms	2 NS 1 A 5 MX	🔒 Secure