efclausen.dk

📜 Historical scan 2026-09-01 03:30:51 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

efclausen.dk is a .dk domain served by 2 nameservers (ns1.efclausen.dk, ns2.efclausen.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.158.133.1 is hosted by Cloudflare, Inc. (AS13335) in Germany. Mail is handled by efclausen-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 46ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.efclausen.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.efclausen.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 30ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.158.133.1	3600s	lovable-app-cd-1-4.p.l5e.io	AS13335	Cloudflare, Inc.	185.158.133.0/24	🇩🇪 Germany	Frankfurt am Main

📧 MX Records#

1 records 41ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	efclausen-dk.mail.protection.outlook.com	2a01:111:f403:ca04::8 2a01:111:f403:ca09::3 2a01:111:f403:ca09::4 2a01:111:f403:ca09::5 52.101.68.32 52.101.73.2 52.101.73.26 52.101.73.8	mail-db5pr02cu00100.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-as9pr07cu00302.inbound.protection.outlook.com mail-as9pr05cu01302.inbound.protection.outlook.com mail-am0pr04cu00500.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 → 40.104.116.40
🔶 Autoconfig	efclausen.dk → 185.158.133.1

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

3 records 4150ms

TXT Record
apple-domain-verification=HJX5lzjMpOIZ2Fu3
P-D86yK66LWr
v=spf1 include:spf.protection.outlook.com include:_custspf.one.com include:spf.permido.com -all

✉️ SPF#

Policy	Record (efclausen.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:_custspf.one.com include:spf.permido.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 2026-10-10 03:13:03

www	185.158.133.1 (AS13335) (address records, no CNAME)
www vs bare domain	Same network efclausen.dk: 185.158.133.1 (AS13335) www.efclausen.dk: 185.158.133.1 (AS13335)
Wildcard	Yes: any name under the zone resolves
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-efclausen-dk._domainkey.efclausen.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: 3/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.efclausen.dk	efclausen.dk.acme.service.one.com

🔗 TLSA / DANE#

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

🔐 DNSSEC#

79ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026072401
Primary NS (MNAME)	ns1.efclausen.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

46ms

30ms

41ms

AAAA

38ms

TXT

4150ms

CAA

43ms

HTTPS

39ms

TLSA

321ms

SOA

0ms

MTA-STS

69ms

DNSSEC

79ms

SRV

98ms

Total

5303ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-02 20:39:57	3111ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-01 20:38:55	3302ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-04 05:26:01	1148ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-01 03:30:51 shown	5303ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-27 05:18:01	1231ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-24 18:20:56	1519ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-27 11:57:10	979ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-26 05:05:18	1106ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 06:25:07	9508ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 06:07:47	2131ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 06:04:30	732ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 06:00:48	2023ms	2 NS 1 A 1 MX	🔒 Secure