tun.dk

Records from scan: 2026-10-02 12:18:56 · 1126ms total · last checked 2026-10-16 05:42 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

tun.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 4 December 1996 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by cloud7.spamtitan.com, cloud8.spamtitan.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 48ms

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#

2 records 41ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	14400s	cloud7.spamtitan.com	13.58.65.21 13.58.8.62 52.15.128.102	cloud7.spamtitan.com cloud7.spamtitan.com cloud7.spamtitan.com	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
11	14400s	cloud8.spamtitan.com	13.58.65.21 13.58.8.62 52.15.128.102	cloud7.spamtitan.com cloud7.spamtitan.com cloud7.spamtitan.com	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	webmail.tun.dk → 91.216.103.164

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 145ms

TXT Record
MS=ms34236300
v=spf1 include:_spf_cd.spamtitan.com ~all

✉️ SPF#

Policy	Record (tun.dk)
~all (soft fail)	v=spf1 include:_spf_cd.spamtitan.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 14:19:10

www	46.30.211.38 (AS51468) (address records, no CNAME)
www vs bare domain	Only www resolves tun.dk: no address www.tun.dk: 46.30.211.38 (AS51468) (all like this)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 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#

71ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

44ms

Field	Value
Serial	2026100201
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-09 08:39:43

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1996-12-04
Expires	2028-12-31 (806d)

📋 WHOIS#

⏱️ Lookup Timing#

48ms

45ms

41ms

AAAA

29ms

TXT

145ms

CAA

38ms

HTTPS

37ms

TLSA

552ms

SOA

44ms

MTA-STS

60ms

DNSSEC

71ms

SRV

53ms

Total

1126ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-02 12:18:56 shown	1126ms	2 NS 0 A 2 MX	🔒 Secure
2026-09-30 12:10:54	626ms	2 NS 0 A 2 MX	🔒 Secure
2026-09-23 19:33:20	765ms	2 NS 0 A 2 MX	🔒 Secure
2026-09-15 03:49:13	1551ms	2 NS 0 A 2 MX	🔒 Secure
2026-09-08 02:06:05	730ms	2 NS 0 A 2 MX	🔒 Secure
2026-08-26 11:04:19	1647ms	2 NS 0 A 2 MX	🔒 Secure
2026-08-25 20:48:24	678ms	2 NS 0 A 2 MX	🔒 Secure
2026-08-03 06:23:15	8748ms	2 NS 0 A 2 MX	🔒 Secure
2026-07-22 16:37:40	9008ms	2 NS 0 A 2 MX	🔒 Secure
2026-07-03 10:55:15	2017ms	2 NS 0 A 2 MX	🔒 Secure
2026-06-21 05:59:14	1437ms	2 NS 0 A 2 MX	🔒 Secure
2026-06-21 05:11:17	1144ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 17:25:15	2556ms	2 NS 0 A 2 MX	🔒 Secure