tand4u.dk

Records from scan: 2026-06-28 08:53:21 · 1163ms total · last checked 2026-10-16 20:38 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

tand4u.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 78.46.3.99 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by tand4u-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 44ms

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 20ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
78.46.3.99	3600s	dedi899.your-server.de	AS24940	Hetzner Online GmbH	78.46.0.0/15	🇩🇪 Germany	Nuremberg

📧 MX Records#

1 records 27ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	tand4u-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::6 2a01:111:f403:ca09::5 2a01:111:f403:ca09::d 52.101.68.10 52.101.73.15 52.101.73.2 52.101.73.26	mail-db7pr03cu00401.inbound.protection.outlook.com mail-db4pr02cu00406.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as9pr07cu00302.inbound.protection.outlook.com mail-as9pr05cu01302.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 → 40.104.116.40
🔶 Autoconfig	212.237.249.16

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 128ms

TXT Record
v=spf1 include:spf.protection.outlook.com include:mailgun.org ip4:193.8.36.0/22 ip4:40.95.51.47 -all

✉️ SPF#

Policy	Record (tand4u.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:mailgun.org ip4:193.8.36.0/22 ip4:40.95.51.47 -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 2026-10-09 18:51:36

www	78.46.3.99 (AS24940) (address records, no CNAME)
www vs bare domain	Same network tand4u.dk: 78.46.3.99 (AS24940) www.tand4u.dk: 78.46.3.99 (AS24940)
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: 6/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

50ms

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

🏷️ SOA#

27ms

Field	Value
Serial	2023112201
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

44ms

20ms

27ms

AAAA

34ms

TXT

128ms

CAA

31ms

HTTPS

25ms

TLSA

580ms

SOA

27ms

MTA-STS

31ms

DNSSEC

50ms

SRV

38ms

Total

1163ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-06-28 08:53:21 shown	1163ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-26 17:29:02	915ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 15:02:32	2108ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-23 21:54:24	842ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-18 05:54:57	2970ms	2 NS 1 A 1 MX	⚠️ Bogus