lassefriis.dk

📜 Historical scan 2026-06-20 01:53:58 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

lassefriis.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 14 February 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 212.237.249.12 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by lassefriis-dk.mail.protection.outlook.com. The zone is DNSSEC-signed but currently fails validation, 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 35ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 37ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
212.237.249.12	3600s	lb1.builder.nu	AS48854	team.blue Denmark A/S	212.237.248.0/23	🇩🇰 Denmark	—

📧 MX Records#

1 records 141ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	lassefriis-dk.mail.protection.outlook.com	2a01:111:f403:ca04::c 2a01:111:f403:ca09::2 2a01:111:f403:ca09::5 2a01:111:f403:ca09::9 52.101.68.12 52.101.68.21 52.101.68.3 52.101.73.22	mail-db9pr02cu00204.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-am7pr05cu00106.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 → 52.98.154.152

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 140ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records#

1 records 220ms

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

✉️ SPF#

Policy	Record (lassefriis.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:_custspf.one.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 18:18:56

www	212.237.249.12 (AS48854) (address records, no CNAME)
www vs bare domain	Same network lassefriis.dk: 212.237.249.12 (AS48854) www.lassefriis.dk: 212.237.249.12 (AS48854)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 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#

60ms

Check	Result
Validation Status	⚠️ Bogus
AD Flag (resolver validates)	✗ Not set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	broken trust chain resolving 'lassefriis.dk/A/IN': 127.0.0.1#53

🏷️ SOA#

48ms

Field	Value
Serial	2026060701
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-05 19:54:51

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2000-02-14
Expires	2027-03-31 (157d)

📋 WHOIS#

⏱️ Lookup Timing#

35ms

37ms

141ms

AAAA

36ms

TXT

220ms

CAA

36ms

HTTPS

49ms

TLSA

480ms

SOA

48ms

MTA-STS

43ms

DNSSEC

60ms

SRV

140ms

Total

968ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 18:18:56	669ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-07 13:19:45	1255ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-01 10:51:14	1097ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-25 10:15:25	1211ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-01 01:33:57	2076ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 23:12:16	1280ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-29 19:43:12	1464ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-20 07:15:20	1033ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-20 01:53:58 shown	968ms	2 NS 1 A 1 MX	⚠️ Bogus
2026-06-18 09:08:24	3602ms	2 NS 1 A 1 MX	🔒 Secure