dubbekarl.dk

📜 Historical scan 2026-07-16 23:25:58 · ← 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 49ms

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
167.71.71.142	43200s	dubbekarl.dk	AS14061	DigitalOcean, LLC	167.71.0.0/16	🇳🇱 The Netherlands	Amsterdam

📧 MX Records#

1 records 54ms

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 168ms

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#

143ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026071501
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#

49ms

41ms

54ms

AAAA

58ms

TXT

168ms

CAA

57ms

HTTPS

52ms

TLSA

163ms

SOA

0ms

MTA-STS

88ms

DNSSEC

143ms

SRV

101ms

Total

774ms

🕐 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	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 shown	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