duvald-nygaard.dk

📜 Historical scan 2026-07-12 21:33:43 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

duvald-nygaard.dk is a .dk domain served by 3 nameservers (linux3.dform.dk, ns1.dform.dk, ns2.dform.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 91.98.139.7 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by mail.duvald-nygaard.dk. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. 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#

3 records 46ms

Nameserver	IP addresses	PTR	ASN / ISP
linux3.dform.dk	2a01:4f8:1c1a:22c5::1 91.98.139.7	— linux3.dform.dk	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
ns1.dform.dk	2a01:4f8:c17:5dd1::1 88.99.33.43	ns1.dform.dk ns1.dform.dk	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
ns2.dform.dk	2a01:4f9:c010:18ac::1 65.21.180.171	ns2.dform.dk ns2.dform.dk	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH

🌍 A Records#

1 records 67ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
91.98.139.7	3600s	linux3.dform.dk	AS24940	Hetzner Online GmbH	91.98.0.0/15	🇩🇪 Germany	Nuremberg

📧 MX Records#

1 records 67ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
5	3600s	mail.duvald-nygaard.dk	2a01:4f8:1c1a:22c5::1 91.98.139.7	— linux3.dform.dk	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	91.98.139.7
🔶 Autoconfig	91.98.139.7

🔷 AAAA Records (IPv6)#

1 records 45ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a01:4f8:1c1a:22c5::1	3600s	—	AS24940	Hetzner Online GmbH	2a01:4f8:0:0:0:0:0:0/31	🇩🇪 Germany	Nuremberg

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 300ms

TXT Record
v=spf1 a mx a:duvald-nygaard.dk ip4:91.98.139.7 ip4:91.98.139.7 ip6:2a01:4f8:1c1a:22c5::1 ~all

✉️ SPF#

Policy	Record (duvald-nygaard.dk)
~all (soft fail)	v=spf1 a mx a:duvald-nygaard.dk ip4:91.98.139.7 ip4:91.98.139.7 ip6:2a01:4f8:1c1a:22c5::1 ~all

📨 DMARC#

Policy	Record (_dmarc.duvald-nygaard.dk)
p=reject	v=DMARC1; p=reject; pct=100; ruf=mailto:postmaster@duvald-nygaard.dk; rua=mailto:postmaster@duvald-nygaard.dk

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

1 records 45ms

Flags	Tag	Value
0	issuewild	letsencrypt.org

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-10 13:50:33

www	91.98.139.7 2a01:4f8:1c1a:22c5::1 (AS24940) (address records, no CNAME)
www vs bare domain	Same network duvald-nygaard.dk: 91.98.139.7 2a01:4f8:1c1a:22c5::1 (AS24940) www.duvald-nygaard.dk: 91.98.139.7 2a01:4f8:1c1a:22c5::1 (AS24940)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

9062ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

23ms

Field	Value
Serial	2026012701
Primary NS (MNAME)	linux3.dform.dk
Responsible (RNAME)	root@linux3.dform.dk
Refresh	3600s
Retry	600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

46ms

67ms

AAAA

45ms

TXT

300ms

CAA

45ms

HTTPS

45ms

TLSA

91ms

SOA

23ms

MTA-STS

73ms

DNSSEC

9062ms

SRV

68ms

Total

13681ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 03:28:30	2869ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-15 10:35:25	5944ms	3 NS 1 A 1 MX	🔓 Insecure
2026-07-12 21:33:43 shown	13681ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-26 00:50:57	3925ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-24 04:29:58	1022ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-24 02:01:14	1158ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 16:19:09	4943ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-17 05:05:18	2406ms	3 NS 1 A 1 MX	🔓 Insecure