rudolfsteinerbirkeroed.dk

📜 Historical scan 2026-06-22 09:11:03 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rudolfsteinerbirkeroed.dk is a .dk domain served by 2 nameservers (ns.dandomain.dk, ns2.dandomain.dk). It was registered on 15 May 2008 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.42.26 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by rudolfsteinerbirkeroed-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 this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 88ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.dandomain.dk	185.25.141.3 2a02:2339:4006:109::dd	ns.dandomain.dk ns.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.dandomain.dk	2a02:2339:1:108::dd:dd 91.197.248.66	ns2.dandomain.dk ns2.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 123ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.42.26	600s	vm1341.enterprisecloud.nu	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 69ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	600s	rudolfsteinerbirkeroed-dk.mail.protection.outlook.com	2a01:111:f403:ca09::1 2a01:111:f403:ca09::3 2a01:111:f403:ca09::7 2a01:111:f403:ca09::9 52.101.68.16 52.101.68.32 52.101.68.5 52.101.73.4	mail-as9pr07cu00301.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-am0pr83cu00404.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#

1 records 137ms

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

📝 TXT Records#

1 records 355ms

TXT Record
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (rudolfsteinerbirkeroed.dk)
-all (hard 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#

latest probe, not this scan · checked 2026-10-01 03:30:10

www	Address record (no CNAME)
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#

1 found

Selector	CNAME	Key
selector1	selector1-rudolfsteinerbirkeroed-dk._domainkey.rudolfsteinerbirkeroeddk.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: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

102ms

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

🏷️ SOA#

59ms

Field	Value
Serial	2023111302
Primary NS (MNAME)	ns.dandomain.dk
Responsible (RNAME)	hostmaster@dandomain.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-19 01:24:07

Field	Value
Registrar	DANDOMAIN A/S
Registered	2008-05-15
Expires	2027-05-31 (224d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

88ms

123ms

69ms

AAAA

47ms

TXT

355ms

CAA

89ms

HTTPS

49ms

TLSA

522ms

SOA

59ms

MTA-STS

119ms

DNSSEC

102ms

SRV

137ms

Total

1444ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-26 02:21:25	1126ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-27 12:09:01	1049ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-22 09:11:03 shown	1444ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-18 04:38:47	1063ms	2 NS 1 A 1 MX	🔒 Secure