osteborsen.dk

Records from scan: 2026-09-27 04:58:45 · 9746ms total · last checked 2026-10-27 13:20 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

osteborsen.dk is a .dk domain served by 3 nameservers (ns4.dns-123.net, ns5.dns-123.net, ns6.dns-123.net). It was registered on 24 February 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 80.208.28.133 is hosted by FIBIA P/S (AS44869) in Denmark. Mail is handled by osteborsen-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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

3 records 49ms

Nameserver	IP addresses	PTR	ASN / ISP
ns4.dns-123.net	35.198.132.83	83.132.198.35.bc.googleusercontent.com	AS396982 Google LLC
ns5.dns-123.net	35.187.184.173	173.184.187.35.bc.googleusercontent.com	AS396982 Google LLC
ns6.dns-123.net	35.228.54.1	1.54.228.35.bc.googleusercontent.com	AS396982 Google LLC

🌍 A Records#

1 records 63ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
80.208.28.133	300s	server6123.serverpark.dk	AS44869	FIBIA P/S	80.208.0.0/17	🇩🇰 Denmark	Asnæs

📧 MX Records#

1 records 45ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	osteborsen-dk.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca04::c 2a01:111:f403:ca38::8 2a01:111:f403:ca48::e 52.101.103.140 52.101.185.24 52.101.68.27 52.101.91.162	mail-db4pr02cu00204.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-wa4pr04cu00100.inbound.protection.outlook.com mail-miypr03cu00206.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-zrxpr07cu00100.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-matpr04cu00302.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

📝 TXT Records#

4 records 276ms

TXT Record
google-site-verification=e7wqFQczBq8OJu6tHn7eeAC_wzIIGpwgQUNOhs1JIig
google-site-verification=ONbbJWJQ48zGgY_9YHYmkv6eAso8JjMoCrYWKwEo230
MS=ms49903721
v=spf1 ip4:91.133.33.145 ip4:87.54.101.64 include:spf.protection.outlook.com include:spf-esec.heimdalsecurity.com -all

✉️ SPF#

Policy	Record (osteborsen.dk)
-all (hard fail)	v=spf1 ip4:91.133.33.145 ip4:87.54.101.64 include:spf.protection.outlook.com include:spf-esec.heimdalsecurity.com -all

📨 DMARC#

Policy	Record (_dmarc.osteborsen.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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 2026-10-13 02:54:28

www	80.208.28.133 (AS44869) (address records, no CNAME)
www vs bare domain	Same network osteborsen.dk: 80.208.28.133 (AS44869) www.osteborsen.dk: 80.208.28.133 (AS44869)
Wildcard	No
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-osteborsen-dk._domainkey.osteborsen.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: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

9082ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2010010605
Primary NS (MNAME)	ns4.dns-123.net
Responsible (RNAME)	admin@dns-123.net
Refresh	28800s
Retry	7200s
Expire	604800s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-28 02:27:11

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2004-02-24
Expires	2027-02-28 (123d)

🔗 Same registrant#

2 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
gaardmejeri.dk	Punktum dk A/S (direct)
osteborsen-b2b.dk	INTERNET 123 ApS

📋 WHOIS#

⏱️ Lookup Timing#

49ms

63ms

45ms

AAAA

62ms

TXT

276ms

CAA

71ms

HTTPS

56ms

TLSA

181ms

SOA

0ms

MTA-STS

57ms

DNSSEC

9082ms

SRV

102ms

Total

9746ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-27 04:58:45 shown	9746ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-26 20:07:09	1511ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-02 23:37:00	1983ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-20 23:08:34	577ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-18 06:01:48	1110ms	3 NS 1 A 1 MX	🔒 Secure