btnet.dk

Records from scan: 2026-10-11 19:32:43 · 481ms total · last checked 2026-10-17 06:27 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

btnet.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 9 July 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by hermes.luop.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 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.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#

1 records 55ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	600s	hermes.luop.dk	65.108.254.125	hermes.luop.dk	AS24940 Hetzner Online GmbH

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	hermes.luop.dk → 65.108.254.125
🔶 Autoconfig	hermes.luop.dk → 65.108.254.125

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 74ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	1	1	443	hermes.luop.dk

📝 TXT Records#

1 records 147ms

TXT Record
v=spf1 mx include:fedtmule.pbnet.dk -all

✉️ SPF#

Policy	Record (btnet.dk)
-all (hard fail)	v=spf1 mx include:fedtmule.pbnet.dk -all

📨 DMARC#

Policy	Record (_dmarc.btnet.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:bth-list@btnet.dk; ruf=mailto:bth-list@btnet.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#

checked 2026-10-11 19:32:43

www	NXDOMAIN
www vs bare domain	Neither resolves btnet.dk: no address www.btnet.dk: no address
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
mail	—	RSA · ~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: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

57ms

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

🏷️ SOA#

40ms

Field	Value
Serial	2026101101
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 2026-10-06 08:46:43

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2003-07-09
Expires	2028-07-31 (652d)

📋 WHOIS#

⏱️ Lookup Timing#

34ms

37ms

55ms

AAAA

35ms

TXT

147ms

CAA

34ms

HTTPS

33ms

TLSA

58ms

SOA

40ms

MTA-STS

53ms

DNSSEC

57ms

SRV

74ms

Total

481ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-11 19:32:43 shown	481ms	2 NS 0 A 1 MX	🔒 Secure
2026-10-06 08:34:54	1160ms	2 NS 0 A 1 MX	🔒 Secure
2026-10-01 07:53:26	481ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-22 01:29:05	678ms	2 NS 0 A 1 MX	🔒 Secure
2026-08-28 04:50:22	909ms	2 NS 0 A 1 MX	🔒 Secure
2026-08-24 14:47:03	1073ms	2 NS 0 A 1 MX	🔒 Secure
2026-06-16 17:43:27	2782ms	2 NS 0 A 1 MX	🔒 Secure
2026-06-16 17:36:46	1259ms	2 NS 0 A 1 MX	🔒 Secure
2026-06-16 17:30:58	548ms	2 NS 0 A 1 MX	🔒 Secure