holtgaard.dk

📜 Historical scan 2026-06-17 14:24:31 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

holtgaard.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 2 May 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 172.104.245.128 is hosted by Akamai Connected Cloud (AS63949) in Germany. Mail is handled by holtgaard-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 37ms

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
172.104.245.128	—	—	AS63949	Akamai Connected Cloud	172.104.224.0/19	🇩🇪 Germany	Frankfurt am Main

📧 MX Records#

1 records 100ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	holtgaard-dk.mail.protection.outlook.com	2a01:111:f403:ca09::4 2a01:111:f403:ca09::6 2a01:111:f403:ca09::8 2a01:111:f403:ca09::c 52.101.68.21 52.101.68.27 52.101.73.16 52.101.73.26	mail-am0pr04cu00504.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-as9pr05cu01302.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

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 178ms

TXT Record
MS=ms63047555

✉️ 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#

latest probe, not this scan · checked 2026-10-21 21:11:44

www	172.104.245.128 (AS63949) (address records, no CNAME)
www vs bare domain	Same network holtgaard.dk: 172.104.245.128 (AS63949) www.holtgaard.dk: 172.104.245.128 (AS63949)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

94ms

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

🏷️ SOA#

47ms

Field	Value
Serial	2026061401
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 2026-10-08 10:55:27

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2003-05-02
Expires	2027-05-31 (217d)

📋 WHOIS#

⏱️ Lookup Timing#

37ms

100ms

AAAA

103ms

TXT

178ms

CAA

47ms

HTTPS

68ms

TLSA

703ms

SOA

47ms

MTA-STS

65ms

DNSSEC

94ms

SRV

0ms

Total

1309ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-21 21:11:44	544ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-15 03:18:45	1115ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-02 11:11:28	1112ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-15 01:15:25	2152ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-14 16:41:30	1280ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-22 16:51:59	5575ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-16 19:23:05	1222ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 19:34:59	892ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 14:24:31 shown	1309ms	2 NS 1 A 1 MX	🔒 Secure