bau.dk

📜 Historical scan 2026-07-03 00:09:35 · ← Latest scan

🧟 Lame delegation ⬇ Zone File 📜 Timeline & History ⚡ Scan Now

bau.dk is a registered .dk domain whose nameservers (ns01.one.com, ns02.one.com) do not answer for it, so it is currently a lame delegation and does not resolve. It was registered on 29 March 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. 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 4341ms

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#

📧

No MX records found

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 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 2026-10-07 17:44:37

www	46.30.213.128 2a02:2350:5:10c:1:df4b:aa69:cc8d (AS51468) (address records, no CNAME)
www vs bare domain	Same network bau.dk: 46.30.213.128 2a02:2350:5:10c:1:df4b:aa69:cc8d (AS51468) www.bau.dk: 46.30.213.128 2a02:2350:5:10c:1:df4b:aa69:cc8d (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#

8878ms

Check	Result
Validation Status	❓ Unknown (the delegated nameservers don't answer)
AD Flag (resolver validates)	✗ Not set
DS Record	✓ Found
DNSKEY Record	✗ Not found
Flags	resolution failed: failure

🏷️ SOA#

✗ No SOA record found

📋 Registration#

WHOIS fetched 2026-10-18 10:52:31

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2001-03-29
Expires	2027-03-31 (163d)

🔗 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#

4341ms

4267ms

4264ms

AAAA

4501ms

TXT

9005ms

CAA

4507ms

HTTPS

4397ms

TLSA

162ms

SOA

4328ms

MTA-STS

4542ms

DNSSEC

8878ms

SRV

4512ms

Total

21160ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-07 17:44:37	480ms	2 NS 1 A 4 MX	🔒 Secure
2026-10-01 08:56:44	454ms	2 NS 1 A 4 MX	🔒 Secure
2026-09-30 21:27:43	1346ms	2 NS 1 A 4 MX	🔒 Secure
2026-09-06 00:47:22	1203ms	2 NS 1 A 4 MX	🔒 Secure
2026-08-27 11:36:39	700ms	2 NS 1 A 4 MX	🔒 Secure
2026-08-23 06:35:48	7489ms	2 NS 1 A 3 MX	🔒 Secure
2026-08-11 11:45:06	4901ms	2 NS 1 A 3 MX	🔒 Secure
2026-08-01 04:21:02	1316ms	2 NS 1 A 3 MX	🔒 Secure
2026-07-04 09:16:38	5294ms	2 NS 1 A 3 MX	🔒 Secure
2026-07-03 00:09:35 shown	21160ms	2 NS 0 A 0 MX	❓ Unknown
2026-06-26 22:06:42	1964ms	2 NS 1 A 3 MX	🔒 Secure
2026-06-26 20:44:44	618ms	2 NS 1 A 3 MX	🔒 Secure
2026-06-24 04:33:14	689ms	2 NS 1 A 3 MX	🔒 Secure
2026-06-16 14:09:36	591ms	2 NS 1 A 3 MX	🔒 Secure