dahlengberg.dk

📜 Historical scan 2026-06-16 23:41:26 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

dahlengberg.dk is a .dk domain served by 2 nameservers (ns.dandomain.dk, ns2.dandomain.dk). It was registered on 17 November 2005 (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. Mail is handled by dahlengberg-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 75ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.dandomain.dk	—	—	—
ns2.dandomain.dk	—	—	—

🌍 A Records#

1 records 87ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
212.237.249.17	—	splash.dandomain.dk	AS48854	team.blue Denmark A/S	212.237.248.0/23	🇩🇰 Denmark	—

📧 MX Records#

1 records 76ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	—	dahlengberg-dk.mail.protection.outlook.com	52.101.68.21 52.101.68.3 52.101.73.22 52.101.73.30	mail-db4pr02cu00205.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-am7pr05cu00106.inbound.protection.outlook.com mail-am7pr05cu00306.inbound.protection.outlook.com	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 221ms

TXT Record
MS=ms82123962
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (dahlengberg.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 2026-10-08 12:56:49

www	212.237.249.17 (AS48854) (address records, no CNAME)
www vs bare domain	Same network dahlengberg.dk: 212.237.249.17 (AS48854) www.dahlengberg.dk: 212.237.249.17 (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#

187ms

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

🏷️ SOA#

75ms

Field	Value
Serial	2018100203
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 2026-10-07 15:27:11

Field	Value
Registrar	DANDOMAIN A/S
Registered	2005-11-17
Expires	2026-11-30 (35d)

📋 WHOIS#

⏱️ Lookup Timing#

75ms

87ms

76ms

AAAA

69ms

TXT

221ms

CAA

74ms

HTTPS

75ms

TLSA

204ms

SOA

75ms

MTA-STS

81ms

DNSSEC

187ms

SRV

0ms

Total

777ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-24 09:39:48	650ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 18:22:58	950ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-25 23:24:41	1105ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-23 07:42:36	775ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-19 19:48:22	586ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 23:46:07	2524ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 23:41:26 shown	777ms	2 NS 1 A 1 MX	🔒 Secure