ravnholt.dk

📜 Historical scan 2026-07-12 09:03:10 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

ravnholt.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 15 August 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by ravnholt-dk.mail.eo.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 44ms

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#

🌍

No A records found

📧 MX Records#

1 records 44ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	600s	ravnholt-dk.mail.eo.outlook.com	2a01:111:f403:c922::1 2a01:111:f403:c931::1 2a01:111:f403:c946::3 2a01:111:f403:f90c:: 40.93.192.4 52.101.40.6 52.101.42.14 52.101.9.26	mail-bl0pr05cu00501.inbound.protection.outlook.com mail-sa9pr03cu00201.inbound.protection.outlook.com mail-ch0pr04cu00603.inbound.protection.outlook.com mail-sn1pr03cu00100.inbound.protection.outlook.com mail-dm2pr04cu00404.inbound.protection.outlook.com mail-cy1pr03cu00106.inbound.protection.outlook.com mail-mw2pr04cu00106.inbound.protection.outlook.com mail-bl0pr02cu00702.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 → 52.98.149.152

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 114ms

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

📝 TXT Records#

1 records 259ms

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

✉️ SPF#

Policy	Record (ravnholt.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 2026-10-10 16:02:43

www CNAME	ravnholtdk.sharepoint.com (all on sharepoint.com) → 13.107.136.10 13.107.138.10 2620:1ec:8f8::10 2620:1ec:8fa::10 (AS8075)
www vs bare domain	Only www resolves ravnholt.dk: no address www.ravnholt.dk: 13.107.136.10 13.107.138.10 2620:1ec:8f8::10 2620:1ec:8fa::10 (AS8075) (all like this)
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: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

125ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

0ms

Field	Value
Serial	2026071001
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 2026-10-10 16:45:02

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1997-08-15
Expires	2031-09-30 (1806d)

📋 WHOIS#

⏱️ Lookup Timing#

44ms

36ms

44ms

AAAA

31ms

TXT

259ms

CAA

32ms

HTTPS

37ms

TLSA

1709ms

SOA

0ms

MTA-STS

50ms

DNSSEC

125ms

SRV

114ms

Total

2632ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-10 16:02:43	747ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-11 01:31:35	1211ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-08 04:57:24	616ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-02 06:29:21	2410ms	2 NS 0 A 1 MX	🔒 Secure
2026-08-26 08:26:42	4675ms	2 NS 0 A 1 MX	🔒 Secure
2026-08-10 21:24:03	5470ms	2 NS 0 A 1 MX	🔒 Secure
2026-07-27 06:59:35	8945ms	2 NS 0 A 1 MX	🔒 Secure
2026-07-16 09:19:34	2789ms	2 NS 0 A 1 MX	🔒 Secure
2026-07-12 09:03:10 shown	2632ms	2 NS 0 A 1 MX	🔒 Secure
2026-07-08 11:11:52	2370ms	2 NS 0 A 1 MX	🔒 Secure
2026-06-20 01:36:48	1084ms	2 NS 0 A 1 MX	🔒 Secure
2026-06-17 21:58:26	1953ms	2 NS 0 A 1 MX	🔒 Secure