dehlsen.dk DNS records

🖥️ Nameservers2 records 230ms

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 212ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.213.167	3600s	webcluster2.webpod14-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 212ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
5	900s	dehlsen-dk.mail.protection.outlook.com	2a01:111:f403:ca04::a 2a01:111:f403:ca04::b 2a01:111:f403:ca09::1 2a01:111:f403:ca09::3 52.101.68.10 52.101.68.27 52.101.68.8 52.101.73.1	mail-du0pr03cu00102.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am3pr04cu00501.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 → 40.104.116.40
🔶 Autoconfig	46.30.213.167

🔷 AAAA Records (IPv6)1 records 239ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:10c:80fa:6387:454a:14c	3600s	—	AS51468	One.com A/S	2a02:2350:0:0:0:0:0:0/32	🇩🇰 Denmark	Copenhagen

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 594ms

TXT Record
MS=ms30001559
v=spf1 ip4:194.110.206.1/24 include:web.shared.mysmtp.com include:_spf.xtracon.dk include:_custspf.one.com include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (dehlsen.dk)
-all (hard fail)	v=spf1 ip4:194.110.206.1/24 include:web.shared.mysmtp.com include:_spf.xtracon.dk include:_custspf.one.com include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.dehlsen.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:dmarcreports@dehlsen.dk; ruf=mailto:dmarcreports@dehlsen.dk; sp=none; ri=3600

📬 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

🔗 TLSA / DANE

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

🔐 DNSSEC434ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081505
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

230ms

A

212ms

MX

212ms

AAAA

239ms

TXT

594ms

CAA

211ms

HTTPS

269ms

TLSA

672ms

SOA

0ms

MTA-STS

299ms

DNSSEC

434ms

SRV

343ms

Total

4499ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-17 00:35:55	4499ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-15 08:35:05	1421ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-13 21:33:37	6592ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 16:55:13	594ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 18:20:22	1053ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 07:54:55	794ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 01:35:02	889ms	2 NS 1 A 1 MX	🔒 Secure	View