lu.dk

📜 Historical scan 2026-09-10 08:08:29 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

lu.dk is a .dk domain served by 4 nameservers (pns41.cloudns.net, pns42.cloudns.net, pns43.cloudns.net and 1 more). It was registered on 12 February 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.206.180.167 is hosted by Public Cloud Ltd. (AS205787) in Germany. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. The zone is not DNSSEC-signed, 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#

4 records 90ms

Nameserver	IP addresses	PTR	ASN / ISP
pns41.cloudns.net	185.136.96.79 2a06:fb00:1::1:79	pns41.cloudns.net pns41.cloudns.net	AS203391 Cloud DNS Ltd AS203391 Cloud DNS Ltd
pns42.cloudns.net	185.136.97.79 2a06:fb00:1::2:79	pns42.cloudns.net pns42.cloudns.net	AS203391 Cloud DNS Ltd AS203391 Cloud DNS Ltd
pns43.cloudns.net	185.136.98.79 2a06:fb00:1::3:79	pns43.cloudns.net pns43.cloudns.net	AS203391 Cloud DNS Ltd AS203391 Cloud DNS Ltd
pns44.cloudns.net	185.136.99.79 2a06:fb00:1::4:79	pns44.cloudns.net pns44.cloudns.net	AS203391 Cloud DNS Ltd AS203391 Cloud DNS Ltd

🌍 A Records#

2 records 65ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.206.180.167	3600s	42.http-proxy2.cloudns.net	AS205787	Public Cloud Ltd.	185.206.180.0/22	🇩🇪 Germany	—
185.206.180.185	3600s	185.http4.cloudns.net	AS205787	Public Cloud Ltd.	185.206.180.0/22	🇩🇪 Germany	—

📧 MX Records#

6 records 73ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	aspmx.l.google.com	2a00:1450:4010:c0e::1a 2a00:1450:4010:c0e::1a 74.125.205.27	lu-in-x1a.1e100.net lu-in-f26.1e100.net le-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	3600s	alt1.aspmx.l.google.com	192.178.158.26 2404:6800:4013:813::1b	lcdels-in-f26.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt2.aspmx.l.google.com	173.194.41.26 173.194.41.26 2404:6800:4001:c01::1b	yukulwh-in-f26.1e100.net mad01s14-in-f26.1e100.net yukulwh-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
10	3600s	alt3.aspmx.l.google.com	172.253.158.27 2404:6800:4003:c26::1a	so-in-f27.1e100.net so-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	alt4.aspmx.l.google.com	108.177.125.27 2404:6800:4008:c01::1a	tp-in-f27.1e100.net tp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	aspmx.l.google.com	2a00:1450:4010:c0e::1a 2a00:1450:4010:c0e::1a 74.125.205.27	lu-in-x1a.1e100.net lu-in-f26.1e100.net le-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

2 records 65ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a0b:1640:1:1:1013:1:1:1	3600s	185.http4.cloudns.net	AS205787	Public Cloud Ltd.	2a0b:1640:1:0:0:0:0:0/48	🇧🇬 Bulgaria	—
2a0b:1640:1:1:1:1:1783:3454	3600s	http-proxy2.cloudns.net	AS205787	Public Cloud Ltd.	2a0b:1640:1:0:0:0:0:0/48	🇧🇬 Bulgaria	—

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 243ms

TXT Record
google-site-verification=KIsX16Ap4G0AdLkCYnkWsdfBU0NZgyRNq6WleQvpgPg
v=spf1 include:_spf.google.com ~all

✉️ SPF#

Policy	Record (lu.dk)
~all (soft fail)	v=spf1 include:_spf.google.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 2026-10-09 23:57:28

www	185.206.180.167 185.206.180.185 2a0b:1640:1:1:1013:1:1:1 2a0b:1640:1:1:1:1:1783:3454 (AS205787) (address records, no CNAME)
www vs bare domain	Same network lu.dk: 185.206.180.167 185.206.180.185 2a0b:1640:1:1:1013:1:1:1 2a0b:1640:1:1:1:1:1783:3454 (AS205787) www.lu.dk: 185.206.180.167 185.206.180.185 2a0b:1640:1:1:1013:1:1:1 2a0b:1640:1:1:1:1:1783:3454 (AS205787)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
google	—	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: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

159ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

0ms

Field	Value
Serial	2026090704
Primary NS (MNAME)	pns41.cloudns.net
Responsible (RNAME)	support@cloudns.net
Refresh	7200s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-11 06:43:03

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1997-02-12
Expires	2027-03-31 (164d)

📋 WHOIS#

⏱️ Lookup Timing#

90ms

65ms

73ms

AAAA

65ms

TXT

243ms

CAA

59ms

HTTPS

58ms

TLSA

1423ms

SOA

0ms

MTA-STS

102ms

DNSSEC

159ms

SRV

98ms

Total

6277ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-29 17:31:27	744ms	4 NS 2 A 6 MX	🔓 Insecure
2026-09-26 14:28:23	845ms	4 NS 2 A 6 MX	🔓 Insecure
2026-09-10 08:08:29 shown	6277ms	4 NS 2 A 6 MX	🔓 Insecure
2026-06-26 02:36:09	1086ms	4 NS 2 A 6 MX	🔓 Insecure
2026-06-20 10:48:54	647ms	4 NS 2 A 6 MX	🔓 Insecure
2026-06-17 14:46:40	1765ms	4 NS 2 A 6 MX	🔓 Insecure