alstrupgaard.dk

Records from scan: 2026-10-09 13:51:29 · 1445ms total · last checked 2026-10-17 03:40 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

alstrupgaard.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 29 September 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.40.214 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by alstrupgaard-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 29ms

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 38ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.40.214	3600s	splash.zitcom.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 33ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	alstrupgaard-dk.mail.protection.outlook.com	2a01:111:f403:ca04::b 2a01:111:f403:ca09::28 2a01:111:f403:ca21::8 2a01:111:f403:ca38::a 52.101.103.36 52.101.103.39 52.101.209.28 52.101.68.8	mail-dbbpr03cu00103.inbound.protection.outlook.com mail-am6pr02cu00300.inbound.protection.outlook.com mail-matpr04cu00100.inbound.protection.outlook.com mail-wa4pr05cu00102.inbound.protection.outlook.com mail-miypr05cu00104.inbound.protection.outlook.com mail-miypr05cu00207.inbound.protection.outlook.com mail-cpjpr05cu00104.inbound.protection.outlook.com mail-du0pr03cu00100.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 → 52.98.154.136

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 57ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	40	1	5061	sipfed.online.lync.com

📝 TXT Records#

2 records 117ms

TXT Record
MS=ms75370048
v=spf1 include:spf.protection.outlook.com ~all

✉️ SPF#

Policy	Record (alstrupgaard.dk)
~all (soft fail)	v=spf1 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 2026-10-09 13:51:29

www	185.21.40.214 (AS48854) (address records, no CNAME)
www vs bare domain	Same network alstrupgaard.dk: 185.21.40.214 (AS48854) www.alstrupgaard.dk: 185.21.40.214 (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#

114ms

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

🏷️ SOA#

53ms

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 2026-10-06 07:51:35

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2003-09-29
Expires	2027-09-30 (347d)

📋 WHOIS#

⏱️ Lookup Timing#

29ms

38ms

33ms

AAAA

32ms

TXT

117ms

CAA

30ms

HTTPS

44ms

TLSA

726ms

SOA

53ms

MTA-STS

66ms

DNSSEC

114ms

SRV

57ms

Total

1445ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 13:51:29 shown	1445ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-04 11:10:51	964ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 20:43:01	931ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-26 03:35:54	1196ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-25 21:33:50	858ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-23 04:09:24	1577ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-22 18:34:15	931ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 04:43:35	4965ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 12:43:28	898ms	2 NS 1 A 1 MX	🔒 Secure