bui.dk

📜 Historical scan 2026-07-03 21:13:46  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

bui.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.213.143 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mx1.pub.mailpod9-cph3.one.com, mx2.pub.mailpod9-cph3.one.com and 2 more. 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   34ms
NameserverIP addressesPTRASN / 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
IPTTLPTRASNISP / OrgCIDRCountryCity
46.30.213.143 3600s webcluster1.webpod14-cph3.one.com AS51468 One.com A/S 46.30.208.0/21 🇩🇰 Denmark Copenhagen

📧 MX Records#

4 records   41ms
PriorityTTLMail ServerIP addressesPTRASN
10 10800s mx1.pub.mailpod9-cph3.one.com 185.164.14.118 mx1.pub.mailpod9-cph3.one.com AS51468 One.com A/S
10 10800s mx2.pub.mailpod9-cph3.one.com 185.164.14.119 mx2.pub.mailpod9-cph3.one.com AS51468 One.com A/S
10 10800s mx3.pub.mailpod9-cph3.one.com 185.164.14.120 mx3.pub.mailpod9-cph3.one.com AS51468 One.com A/S
10 10800s mx4.pub.mailpod9-cph3.one.com 185.164.14.124 mx4.pub.mailpod9-cph3.one.com AS51468 One.com A/S

🔷 AAAA Records (IPv6)#

1 records   29ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a02:2350:5:10c:7c:4b04:22c4:30bb 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 2026-10-09 01:36:31
www46.30.213.143 2a02:2350:5:10c:7c:4b04:22c4:30bb (AS51468) (address records, no CNAME)
www vs bare domainSame network
WildcardNo
Denial of existenceNSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.bui.dk iRka4dfhaFaFL3kz73FOZLNrmwaWgDTRoFyqGgv34bw

🔗 TLSA / DANE#

4 records   69ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.pub.mailpod9-cph3.one.com DANE-EE · SPKI · SHA-256 5D2162F5CED0ACD2C3D63E5582045A6C…
SMTP _25._tcp.mx2.pub.mailpod9-cph3.one.com DANE-EE · SPKI · SHA-256 5D2162F5CED0ACD2C3D63E5582045A6C…
SMTP _25._tcp.mx3.pub.mailpod9-cph3.one.com DANE-EE · SPKI · SHA-256 5D2162F5CED0ACD2C3D63E5582045A6C…
SMTP _25._tcp.mx4.pub.mailpod9-cph3.one.com DANE-EE · SPKI · SHA-256 5D2162F5CED0ACD2C3D63E5582045A6C…

🔐 DNSSEC#

58ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

0ms
FieldValue
Serial2026070302
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup
📋 WHOIS#

⏱️ Lookup Timing#

NS
34ms
A
36ms
MX
41ms
AAAA
29ms
TXT
154ms
CAA
35ms
HTTPS
29ms
TLSA
69ms
SOA
0ms
MTA-STS
40ms
DNSSEC
58ms
SRV
32ms
Total
869ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-03 20:21:32 794ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-30 20:11:12 617ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-29 14:55:48 1556ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-24 06:20:38 4617ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-12 05:49:06 574ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-05 12:31:08 595ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-29 22:57:11 1705ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-27 00:38:18 866ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-04 08:25:51 1105ms 2 NS 1 A 4 MX 🔒 Secure
2026-07-04 21:33:00 3113ms 2 NS 1 A 4 MX 🔒 Secure
2026-07-03 21:13:46 shown 869ms 2 NS 1 A 4 MX 🔒 Secure
2026-07-01 22:48:26 788ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-25 09:44:10 3667ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-25 04:47:08 759ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-24 02:05:08 938ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-21 17:11:40 1145ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-16 17:43:50 468ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-16 17:40:19 771ms 2 NS 1 A 4 MX 🔒 Secure
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