duwaldline.dk

📜 Historical scan 2026-06-20 03:38:38 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

duwaldline.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 9 March 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 5.9.90.188 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by duwaldline-dk.mail.protection.outlook.com, mxa.eu.mailgun.org and 1 more. 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 43ms

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 40ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
5.9.90.188	600s	host6.slyde.dk	AS24940	Hetzner Online GmbH	5.9.0.0/16	🇩🇪 Germany	Falkenstein

📧 MX Records#

3 records 39ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	duwaldline-dk.mail.protection.outlook.com	2a01:111:f403:ca04::7 2a01:111:f403:ca04::9 2a01:111:f403:ca09::5 2a01:111:f403:ca09::8 52.101.68.27 52.101.68.3 52.101.68.39 52.101.73.4	mail-db4pr02cu00307.inbound.protection.outlook.com mail-db7pr03cu00601.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-am0pr83cu00404.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
10	3600s	mxa.eu.mailgun.org	34.111.130.244	244.130.111.34.bc.googleusercontent.com	AS396982 Google LLC
10	3600s	mxb.eu.mailgun.org	34.111.130.244	244.130.111.34.bc.googleusercontent.com	AS396982 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.8

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 286ms

TXT Record
v=spf1 ip4:116.203.122.199 include:eu.mailgun.org include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (duwaldline.dk)
-all (hard fail)	v=spf1 ip4:116.203.122.199 include:eu.mailgun.org 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 2026-10-09 13:04:59

www	5.9.90.188 (AS24940) (address records, no CNAME)
www vs bare domain	Same network duwaldline.dk: 5.9.90.188 (AS24940) www.duwaldline.dk: 5.9.90.188 (AS24940)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
k1	dkim.mcsv.net	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
TXT	_acme-challenge.duwaldline.dk	9t5SU9BS6b1bO9Skd0YFF1tp7zVKofdNwwSy9YfFmQI

🔗 TLSA / DANE#

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

🔐 DNSSEC#

106ms

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

🏷️ SOA#

28ms

Field	Value
Serial	2026030201
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 06:54:36

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2016-03-09
Expires	2027-03-31 (165d)

📋 WHOIS#

⏱️ Lookup Timing#

43ms

40ms

39ms

AAAA

42ms

TXT

286ms

CAA

40ms

HTTPS

38ms

TLSA

222ms

SOA

28ms

MTA-STS

123ms

DNSSEC

106ms

SRV

200ms

Total

873ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 13:04:59	1350ms	2 NS 1 A 3 MX	🔒 Secure
2026-10-05 06:35:37	1564ms	2 NS 1 A 3 MX	🔒 Secure
2026-09-30 06:08:56	1106ms	2 NS 1 A 3 MX	🔒 Secure
2026-09-29 16:26:02	1481ms	2 NS 1 A 3 MX	🔒 Secure
2026-08-30 22:47:20	918ms	2 NS 1 A 3 MX	🔒 Secure
2026-08-27 11:26:55	1006ms	2 NS 1 A 3 MX	🔒 Secure
2026-08-07 15:30:36	6113ms	2 NS 1 A 3 MX	🔒 Secure
2026-06-28 08:46:35	1132ms	2 NS 1 A 3 MX	🔒 Secure
2026-06-20 17:06:41	1343ms	2 NS 1 A 3 MX	🔒 Secure
2026-06-20 06:58:34	996ms	2 NS 1 A 3 MX	🔒 Secure
2026-06-20 03:38:38 shown	873ms	2 NS 1 A 3 MX	🔒 Secure
2026-06-19 23:57:32	809ms	2 NS 1 A 3 MX	🔒 Secure
2026-06-17 05:05:49	836ms	2 NS 1 A 3 MX	🔒 Secure