alterna-boliger.dk

Records from scan: 2026-10-09 10:43:42  ·  301ms total  ·  last checked 2026-10-17 05:29 (unchanged)
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

alterna-boliger.dk is a .dk domain served by 2 nameservers (ns.dandomain.dk, ns2.dandomain.dk). It was registered on 25 August 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 212.237.249.17 is hosted by team.blue Denmark A/S (AS48854) in Denmark. 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   33ms
NameserverIP addressesPTRASN / 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   26ms
IPTTLPTRASNISP / OrgCIDRCountryCity
212.237.249.17 3600s splash.dandomain.dk AS48854 team.blue Denmark A/S 212.237.248.0/23 🇩🇰 Denmark —

📧 MX Records#

📧
No MX records found

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover212.237.249.17
🔶 Autoconfig212.237.249.17

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝
No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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 10:43:42
www212.237.249.17 (AS48854) (address records, no CNAME)
www vs bare domainSame network
alterna-boliger.dk: 212.237.249.17 (AS48854)
www.alterna-boliger.dk: 212.237.249.17 (AS48854)
WildcardYes: any name under the zone resolves
Denial of existenceNSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

52ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

22ms
FieldValue
Serial2023061501
Primary NS (MNAME)ns.dandomain.dk
Responsible (RNAME)hostmaster@dandomain.dk
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)300s

📋 Registration#

WHOIS fetched 2026-10-17 15:40:53
FieldValue
RegistrarDANDOMAIN A/S
Registered2022-08-25
Expires2027-08-24 (310d)

🔗 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).

DomainRegistrar
alterna-bolig.dkDANDOMAIN A/S
📋 WHOIS#

⏱️ Lookup Timing#

NS
33ms
A
26ms
MX
27ms
AAAA
33ms
TXT
124ms
CAA
31ms
HTTPS
30ms
TLSA
27ms
SOA
22ms
MTA-STS
44ms
DNSSEC
52ms
SRV
51ms
Total
301ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-09 10:43:42 shown 301ms 2 NS 1 A 0 MX 🔒 Secure
2026-09-29 18:04:21 419ms 2 NS 1 A 0 MX 🔒 Secure
2026-08-26 11:00:34 592ms 2 NS 1 A 0 MX 🔒 Secure
2026-08-25 05:20:16 504ms 2 NS 1 A 0 MX 🔒 Secure
2026-06-25 12:15:13 1912ms 2 NS 1 A 0 MX 🔒 Secure
2026-06-25 07:53:27 516ms 2 NS 1 A 0 MX 🔒 Secure
2026-06-19 17:01:05 2735ms 2 NS 1 A 0 MX 🔒 Secure
2026-06-16 12:48:37 478ms 2 NS 1 A 0 MX 🔒 Secure
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