ostergaard-entreprise.dk

📜 Historical scan 2026-06-17 12:13:08 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

ostergaard-entreprise.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 10 July 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. On 21 October 2026 we saw it transfer from Simply.com A/S to DANDOMAIN A/S. Its website address 152.115.50.2 is hosted by GlobalConnect A/S (AS31027) in Denmark. Mail is handled by ostergaardentreprise-dk02e.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#

3 records 33ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 31ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
152.115.50.2	—	s5.zenep.eu	AS31027	GlobalConnect A/S	152.115.0.0/16	🇩🇰 Denmark	—

📧 MX Records#

1 records 28ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	—	ostergaardentreprise-dk02e.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca04::f 2a01:111:f403:ca09::9 2a01:111:f403:ca09::b 52.101.68.10 52.101.68.39 52.101.73.1 52.101.73.8	mail-db4pr02cu00204.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-am0pr04cu00500.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

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 483ms

TXT Record
MS=ms11519937
v=spf1 include:spf.protection.outlook.com include:spf.stom.dk -all

✉️ SPF#

Policy	Record (ostergaard-entreprise.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:spf.stom.dk -all

📨 DMARC#

Policy	Record (_dmarc.ostergaard-entreprise.dk)
p=reject	v=DMARC1; p=reject; pct=100; rua=mailto:dmarc@ost-e.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 2026-10-21 09:27:11

www	152.115.50.2 (AS31027) (address records, no CNAME)
www vs bare domain	Same network ostergaard-entreprise.dk: 152.115.50.2 93.191.156.151 (AS31027 AS48854) www.ostergaard-entreprise.dk: 152.115.50.2 (AS31027)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

141ms

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

🏷️ SOA#

31ms

Field	Value
Serial	2026061000
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-21 09:52:24

Field	Value
Registrar	DANDOMAIN A/S
Registered	2003-07-10
Expires	2027-07-31 (281d)

🔗 Same registrant#

1 domain

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
ost-e.dk	DANDOMAIN A/S

📋 WHOIS#

⏱️ Lookup Timing#

33ms

31ms

28ms

AAAA

29ms

TXT

483ms

CAA

29ms

HTTPS

27ms

TLSA

313ms

SOA

31ms

MTA-STS

137ms

DNSSEC

141ms

SRV

0ms

Total

1598ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-21 09:27:11	1542ms	2 NS 2 A 3 MX	🔓 Insecure
2026-10-13 00:10:34	2157ms	3 NS 1 A 3 MX	🔒 Secure
2026-10-02 08:15:52	839ms	3 NS 1 A 3 MX	🔒 Secure
2026-09-27 06:53:43	743ms	3 NS 1 A 3 MX	🔒 Secure
2026-09-14 05:52:00	738ms	3 NS 1 A 3 MX	🔒 Secure
2026-08-07 23:58:34	1320ms	3 NS 1 A 3 MX	🔒 Secure
2026-08-05 23:09:38	1618ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-01 17:03:03	803ms	1 NS 0 A 0 MX	❓ Unknown
2026-06-17 12:13:08 shown	1598ms	3 NS 1 A 1 MX	🔒 Secure