duwald.dk DNS records

🖥️ Nameservers2 records 83ms

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 Records1 records 119ms

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 Records1 records 95ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	duwald-dk.mail.protection.outlook.com	2a01:111:f403:ca04::6 2a01:111:f403:ca09::2 2a01:111:f403:ca09::28 2a01:111:f403:ca09::d 52.101.68.0 52.101.68.25 52.101.68.5 52.101.68.8	mail-db4pr02cu00406.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-am6pr02cu00300.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-du0pr03cu00100.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 → 40.104.116.24
🔶 Autoconfig	duwald.dk → 5.9.90.188

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 306ms

TXT Record
facebook-domain-verification=wwtw0m141go5av1g75l8knzvwefi37
v=spf1 ip4:116.203.122.199 include:spf.protection.outlook.com include:enhance.din-server.dk -all

✉️ SPF

Policy	Record (duwald.dk)
-all (hard fail)	v=spf1 ip4:116.203.122.199 include:spf.protection.outlook.com include:enhance.din-server.dk -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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.duwald.dk	ycKuKUjeWYOUIBXlnwr1_gG4UDInqs9rVEUa-tb-3XA

🔗 TLSA / DANE

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

🔐 DNSSEC246ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082901
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

83ms

A

119ms

MX

95ms

AAAA

125ms

TXT

306ms

CAA

124ms

HTTPS

101ms

TLSA

942ms

SOA

0ms

MTA-STS

172ms

DNSSEC

246ms

SRV

136ms

Total

2171ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-01 00:32:26	2171ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-27 12:57:46	10518ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 18:35:42	1223ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-18 18:57:12	6178ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 06:47:48	1160ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 07:37:22	907ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 05:05:38	1023ms	2 NS 1 A 1 MX	🔒 Secure	View