madsdue.dk

Records from scan: 2026-10-07 20:23:19 · 977ms total · last checked 2026-10-16 17:37 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

madsdue.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 11 January 2008 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.40.246 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by madsdue-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 48ms

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 34ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.40.246	43200s	linux5.curanet.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 40ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	madsdue-dk.mail.protection.outlook.com	2a01:111:f403:c967::8 2a01:111:f403:ca21::c 2a01:111:f403:ca3c::8 2a01:111:f403:ca48::a 52.101.103.39 52.101.181.153 52.101.185.21 52.101.73.155	mail-cpjpr04cu00100.inbound.protection.outlook.com mail-matpr04cu00204.inbound.protection.outlook.com mail-zrxpr05cu00100.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-miypr05cu00207.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-zrxpr05cu00105.inbound.protection.outlook.com mail-am7pr02cu00203.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

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 47ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

2 records 121ms

TXT Record
MS=ms27778203
v=spf1 ip4:85.191.107.122 include:spf.protection.outlook.com ~all

✉️ SPF#

Policy	Record (madsdue.dk)
~all (soft fail)	v=spf1 ip4:85.191.107.122 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 2026-10-07 20:23:19

www CNAME	madsdue.dk (all on madsdue.dk) → 185.21.40.246 (AS48854)
www vs bare domain	Same network madsdue.dk: 185.21.40.246 (AS48854) www.madsdue.dk: 185.21.40.246 (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

🔎 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#

63ms

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

🏷️ SOA#

22ms

Field	Value
Serial	2023061501
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 2026-10-14 21:24:40

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2008-01-11
Expires	2028-01-31 (471d)

🔗 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
fsupport.dk	Punktum dk A/S (direct)
it-edderkoppen.dk	Punktum dk A/S (direct)
itedderkoppen.dk	Punktum dk A/S (direct)
projektorudlejning.dk	Punktum dk A/S (direct)
stadionvej8.dk	Simply.com A/S

📋 WHOIS#

⏱️ Lookup Timing#

48ms

34ms

40ms

AAAA

27ms

TXT

121ms

CAA

27ms

HTTPS

37ms

TLSA

656ms

SOA

22ms

MTA-STS

41ms

DNSSEC

63ms

SRV

47ms

Total

977ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-07 20:23:19 shown	977ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-12 05:35:35	729ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-03 13:07:29	1051ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-01 00:31:42	864ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 07:10:08	959ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-27 18:42:02	1543ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-23 20:32:48	1171ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 05:48:43	2453ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-19 01:09:04	853ms	2 NS 1 A 1 MX	⚠️ Bogus
2026-06-17 11:50:52	2092ms	2 NS 1 A 1 MX	🔒 Secure