doubletrue.dk

Records from scan: 2026-09-30 02:50:47 · 434ms total · last checked 2026-10-16 01:25 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

doubletrue.dk is a .dk domain served by 2 nameservers (ns01.hostnet.nl, ns02.hostnet.nl). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 91.184.0.111 is hosted by One.com A/S (AS51468) in Denmark. The zone is not DNSSEC-signed, 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 34ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.hostnet.nl	195.206.121.13 2001:67c:28cc::13	ns1.hostnet.nl ns1.hostnet.nl	AS197495 One.com A/S AS197495 One.com A/S
ns02.hostnet.nl	185.10.11.13 2001:67c:3c0::13	ns2.hostnet.nl ns2.hostnet.nl	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 37ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
91.184.0.111	14400s	n07.fwd.prod.hostnet.nl	AS51468	One.com A/S	91.184.0.0/19	🇩🇰 Denmark	Copenhagen

📧 MX Records#

📧

No MX records found

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	91.184.0.200
🔶 Autoconfig	91.184.0.200

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 179ms

TXT Record
v=spf1 include:_spf.hostnet.nl -all

✉️ SPF#

Policy	Record (doubletrue.dk)
-all (hard fail)	v=spf1 include:_spf.hostnet.nl -all

📨 DMARC#

Policy	Record (_dmarc.doubletrue.dk)
p=reject	v=DMARC1; p=reject

📬 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 2026-10-12 15:19:23

www CNAME	doubletrue.dk (all on doubletrue.dk) → 91.184.0.111 (AS51468)
www vs bare domain	Same network doubletrue.dk: 91.184.0.111 (AS51468) www.doubletrue.dk: 91.184.0.111 (AS51468)
Wildcard	Yes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

66ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

0ms

Field	Value
Serial	2026071101
Primary NS (MNAME)	ns01.hostnet.nl
Responsible (RNAME)	hostmaster@hostnet.nl
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

34ms

37ms

AAAA

41ms

TXT

179ms

CAA

35ms

HTTPS

36ms

TLSA

67ms

SOA

0ms

MTA-STS

45ms

DNSSEC

66ms

SRV

59ms

Total

434ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 02:50:47 shown	434ms	2 NS 1 A 0 MX	🔓 Insecure
2026-09-01 12:28:15	504ms	2 NS 1 A 0 MX	🔓 Insecure
2026-08-27 10:17:00	522ms	2 NS 1 A 0 MX	🔓 Insecure
2026-08-18 03:44:32	8652ms	2 NS 1 A 0 MX	🔓 Insecure
2026-07-11 21:24:06	556ms	2 NS 1 A 0 MX	🔓 Insecure
2026-07-03 06:05:27	729ms	2 NS 1 A 0 MX	🔓 Insecure
2026-06-25 22:58:39	508ms	2 NS 1 A 0 MX	🔓 Insecure
2026-06-19 18:00:17	2624ms	2 NS 1 A 0 MX	⚠️ Bogus
2026-06-18 20:08:22	572ms	2 NS 1 A 0 MX	🔓 Insecure
2026-06-17 04:25:49	378ms	2 NS 1 A 0 MX	🔓 Insecure
2026-06-17 04:20:46	460ms	2 NS 1 A 0 MX	🔓 Insecure