dubbekarl.dk

📜 Historical scan 2026-10-09 12:57:42 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

dubbekarl.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 26 July 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 167.71.71.142 is hosted by DigitalOcean, LLC (AS14061) in The Netherlands. Mail is handled by dubbekarl.dk. The zone is DNSSEC-signed and validates, publishes a 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 45ms

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 27ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
167.71.71.142	43200s	dubbekarl.dk	AS14061	DigitalOcean, LLC	167.71.0.0/16	🇳🇱 The Netherlands	Amsterdam

📧 MX Records#

1 records 33ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	dubbekarl.dk	167.71.71.142	dubbekarl.dk	AS14061 DigitalOcean, LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	dubbekarl.dk → 167.71.71.142
🔶 Autoconfig	dubbekarl.dk → 167.71.71.142

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 169ms

TXT Record
v=spf1 a mx

✉️ SPF#

Policy	Record (dubbekarl.dk)
no all — incomplete SPF	v=spf1 a mx

📨 DMARC#

Policy	Record (_dmarc.dubbekarl.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:postmaster@dubbekarl.dk;

📬 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 2026-10-10 13:10:55

www CNAME	dubbekarl.dk (all on dubbekarl.dk) → 167.71.71.142 (AS14061)
www vs bare domain	Same network dubbekarl.dk: 167.71.71.142 (AS14061) www.dubbekarl.dk: 167.71.71.142 (AS14061)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
default	—	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: 2/10 · policy: none

warn No "all" and no redirect: mail from unlisted servers gets a neutral result

🔏 ACME Challenge#

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

🔗 TLSA / DANE#

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

🔐 DNSSEC#

124ms

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

🏷️ SOA#

57ms

Field	Value
Serial	2026090901
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 2026-10-10 13:34:41

Field	Value
Registrar	ONE.COM A/S
Registered	2001-07-26
Expires	2027-09-30 (348d)

📋 WHOIS#

⏱️ Lookup Timing#

45ms

27ms

33ms

AAAA

34ms

TXT

169ms

CAA

46ms

HTTPS

36ms

TLSA

116ms

SOA

57ms

MTA-STS

51ms

DNSSEC

124ms

SRV

63ms

Total

962ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-10 13:10:55	535ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-09 12:57:42 shown	962ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-27 04:48:09	631ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-12 03:02:07	2509ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-10 18:13:36	1300ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-16 23:25:58	774ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-13 06:14:18	987ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-10 12:45:10	4785ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 04:55:38	617ms	2 NS 1 A 1 MX	🔒 Secure