dansun.dk

📜 Historical scan 2026-07-01 23:24:30 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

dansun.dk is a .dk domain served by 2 nameservers (ns1.123hotel.dk, ns2.123hotel.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.40.13 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by dansun-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. 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 250ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.123hotel.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
ns2.123hotel.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 228ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.40.13	3600s	linux13.curanet.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 251ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	dansun-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca04::d 2a01:111:f403:ca09:: 2a01:111:f403:ca09::9 52.101.68.0 52.101.68.10 52.101.73.16 52.101.73.6	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-am6pr04cu00306.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

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

2 records 268ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	10	10	443	ssl2.itsecurity.dk
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

3 records 419ms

TXT Record
MS=ms31467145
MS=ms61465651
v=spf1 include:spf.protection.outlook.com include:spf.itsecurity.dk include:spf.ubivox.com -all

✉️ SPF#

Policy	Record (dansun.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:spf.itsecurity.dk include:spf.ubivox.com -all

📨 DMARC#

Policy	Record (_dmarc.dansun.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc@itsit.dk

📬 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 2026-10-12 03:44:04

www	185.21.40.13 (AS48854) (address records, no CNAME)
www vs bare domain	Same network dansun.dk: 185.21.40.13 (AS48854) www.dansun.dk: 185.21.40.13 (AS48854)
Wildcard	No
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

2 found

Selector	CNAME	Key
selector1	selector1-dansun-dk._domainkey.wellnessdanmark.onmicrosoft.com	RSA · ~1024 bit below 2048 bit
selector2	selector2-dansun-dk._domainkey.wellnessdanmark.onmicrosoft.com	RSA · ~1024 bit below 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: 5/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

331ms

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

🏷️ SOA#

268ms

Field	Value
Serial	2025032702
Primary NS (MNAME)	ns1.123hotel.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#

250ms

228ms

251ms

AAAA

212ms

TXT

419ms

CAA

224ms

HTTPS

206ms

TLSA

810ms

SOA

268ms

MTA-STS

280ms

DNSSEC

331ms

SRV

268ms

Total

2036ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-07 03:56:03	1322ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-27 20:46:16	976ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-13 12:38:30	32995ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-01 23:24:30 shown	2036ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 00:55:57	814ms	2 NS 1 A 1 MX	🔒 Secure