dju.dk

Records from scan: 2026-09-26 07:43:14 · 1318ms total · last checked 2026-10-17 08:00 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

dju.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 18 June 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.41.215 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by dju-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 39ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.curanet.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 37ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.41.215	3600s	prolinux4.curanet.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 34ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	dju-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca21::10 2a01:111:f403:ca38::a 2a01:111:f403:ca3c::6 52.101.185.21 52.101.73.120 52.101.73.145 52.101.91.162	mail-dbapr03cu00100.inbound.protection.outlook.com mail-matpr05cu00100.inbound.protection.outlook.com mail-wa4pr05cu00102.inbound.protection.outlook.com mail-zrxpr04cu00106.inbound.protection.outlook.com mail-zrxpr05cu00105.inbound.protection.outlook.com mail-am7pr02cu00300.inbound.protection.outlook.com mail-am6pr02cu00301.inbound.protection.outlook.com mail-matpr04cu00302.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.56
🔶 Autoconfig	185.21.41.215

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

4 records 145ms

TXT Record
google-site-verification=JhRaEwJaLHCxWnksVjBokNpnKqCmQRmH_bZj6JjT5wk
MS=ms11508182
MS=ms54678539
v=spf1 a ip4:217.195.182.2 include:outlook.com include:_spf.presscloud.com include:spf.protection.outlook.com ~all

✉️ SPF#

Policy	Record (dju.dk)
~all (soft fail)	v=spf1 a ip4:217.195.182.2 include:outlook.com include:_spf.presscloud.com include:spf.protection.outlook.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#

checked 2026-10-08 15:35:36

www	185.21.41.215 (AS48854) (address records, no CNAME)
www vs bare domain	Same network dju.dk: 185.21.41.215 (AS48854) www.dju.dk: 185.21.41.215 (AS48854)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 5/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

73ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2025032802
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-15 08:53:06

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1999-06-18
Expires	2027-06-30 (255d)

🔗 Same registrant#

5 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).

Domain	Registrar
dyrkjudo.dk	Punktum dk A/S (direct)
jiu-jitsu.dk	Punktum dk A/S (direct)
ju-jitsu.dk	Punktum dk A/S (direct)
ju-jutsu.dk	Punktum dk A/S (direct)
judodanmark.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

39ms

37ms

34ms

AAAA

33ms

TXT

145ms

CAA

38ms

HTTPS

36ms

TLSA

814ms

SOA

0ms

MTA-STS

54ms

DNSSEC

73ms

SRV

46ms

Total

1318ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-26 07:43:14 shown	1318ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-22 09:16:16	998ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-05 09:42:53	1219ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-02 02:39:51	1870ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-02 01:29:11	1005ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 03:47:46	471ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 03:40:34	758ms	2 NS 1 A 1 MX	🔒 Secure