bt-if.dk

📜 Historical scan 2026-07-02 00:20:46  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

bt-if.dk is a .dk domain served by 2 nameservers (ns7.bricksite.net, ns8.bricksite.net). It was registered on 7 December 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 144.76.20.91 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by mx.bt-if.dk.cust.a.hostedemail.com. The zone is not DNSSEC-signed, has no 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   55ms
NameserverIP addressesPTRASN / ISP
ns7.bricksite.net 35.246.226.10 10.226.246.35.bc.googleusercontent.com AS396982 Google LLC
ns8.bricksite.net 35.242.190.82 82.190.242.35.bc.googleusercontent.com AS396982 Google LLC

🌍 A Records#

1 records   58ms
IPTTLPTRASNISP / OrgCIDRCountryCity
144.76.20.91 3600s static.91.20.76.144.clients.your-server.de AS24940 Hetzner Online GmbH 144.76.0.0/16 🇩🇪 Germany Falkenstein

📧 MX Records#

1 records   74ms
PriorityTTLMail ServerIP addressesPTRASN
0 3600s mx.bt-if.dk.cust.a.hostedemail.com 216.40.42.4 mx.hostedemail.com AS15348 Tucows.com Co.

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoverbt-if.dk → 144.76.20.91
🔶 Autoconfigbt-if.dk → 144.76.20.91

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   254ms
TXT Record
v=spf1 include:_spf.hostedemail.com ~all

✉️ SPF#

PolicyRecord (bt-if.dk)
~all (soft fail) v=spf1 include:_spf.hostedemail.com ~all

📨 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 2026-10-11 11:29:16
www CNAMEbt-if.dk (all on bt-if.dk)
www vs bare domainSame network
bt-if.dk: 144.76.20.91 (AS24940)
www.bt-if.dk: 144.76.20.91 (AS24940)
WildcardYes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔏 ACME Challenge#

TypeNameValue
CNAME _acme-challenge.bt-if.dk bt-if.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

132ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

62ms
FieldValue
Serial2024042501
Primary NS (MNAME)ns7.bricksite.net
Responsible (RNAME)hostmaster@bricksite.net
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)3600s

📋 Registration#

WHOIS fetched 2026-10-12 21:26:19
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2001-12-07
Expires2026-12-31 (74d)

🔗 Same registrant#

0 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

No other domain with this registrant in our WHOIS data yet
📋 WHOIS#

⏱️ Lookup Timing#

NS
55ms
A
58ms
MX
74ms
AAAA
61ms
TXT
254ms
CAA
63ms
HTTPS
70ms
TLSA
365ms
SOA
62ms
MTA-STS
78ms
DNSSEC
132ms
SRV
154ms
Total
981ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-23 23:16:38 3158ms 2 NS 1 A 1 MX 🔓 Insecure
2026-09-20 11:40:33 3218ms 2 NS 1 A 1 MX 🔓 Insecure
2026-08-25 21:57:03 1601ms 2 NS 1 A 1 MX 🔓 Insecure
2026-07-02 00:20:46 shown 981ms 2 NS 1 A 1 MX 🔓 Insecure
2026-06-16 17:34:04 3313ms 2 NS 1 A 1 MX 🔓 Insecure
2026-06-16 17:33:30 1994ms 2 NS 1 A 1 MX 🔓 Insecure
2026-06-16 17:30:24 1038ms 2 NS 1 A 1 MX 🔓 Insecure
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