btf.dk

📜 Historical scan 2026-06-21 00:42:07 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

btf.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 10 April 2012 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.111.240.190 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by .. The zone is DNSSEC-signed and validates, has no DMARC policy and is reachable over IPv6. 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 35ms

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 36ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.111.240.190	3600s	webcluster63.webpod11-cph3.one.com	AS51468	One.com A/S	77.111.240.0/22	🇩🇰 Denmark	Copenhagen

📧 MX Records#

1 records 36ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	600s	. Null MX — domain accepts no email (RFC 7505)

🔷 AAAA Records (IPv6)#

1 records 35ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:102:80f4:122e:353e:6d3a	3600s	—	AS51468	One.com A/S	2a02:2350:0:0:0:0:0:0/32	🇩🇰 Denmark	Copenhagen

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝

No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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 2026-10-08 13:06:15

www	77.111.240.190 2a02:2350:5:102:80f4:122e:353e:6d3a (AS51468) (address records, no CNAME)
www vs bare domain	Same network btf.dk: 77.111.240.190 2a02:2350:5:102:80f4:122e:353e:6d3a (AS51468) www.btf.dk: 77.111.240.190 2a02:2350:5:102:80f4:122e:353e:6d3a (AS51468)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

81ms

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

🏷️ SOA#

122ms

Field	Value
Serial	2026062005
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 2026-10-07 07:13:31

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2012-04-10
Expires	2027-07-31 (285d)

📋 WHOIS#

⏱️ Lookup Timing#

35ms

36ms

AAAA

35ms

TXT

301ms

CAA

40ms

HTTPS

131ms

TLSA

55ms

SOA

122ms

MTA-STS

77ms

DNSSEC

81ms

SRV

147ms

Total

574ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 10:59:29	545ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 10:56:02	638ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-04 16:24:36	735ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-20 22:34:14	4402ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-02 23:27:42	921ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-02 18:29:06	566ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-21 00:42:07 shown	574ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 17:45:19	1163ms	2 NS 1 A 0 MX	🔒 Secure
2026-06-16 17:41:41	2303ms	2 NS 1 A 0 MX	🔒 Secure
2026-06-16 17:30:16	498ms	2 NS 1 A 0 MX	🔒 Secure