sdlr.dk DNS records

🖥️ Nameservers2 records 26ms

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 37ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.213.172	3600s	webcluster2.webpod14-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records4 records 31ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	10800s	mx1.pub.mailpod9-cph3.one.com	185.164.14.118	mx1.pub.mailpod9-cph3.one.com	AS51468 One.com A/S
10	10800s	mx2.pub.mailpod9-cph3.one.com	185.164.14.119	mx2.pub.mailpod9-cph3.one.com	AS51468 One.com A/S
10	10800s	mx3.pub.mailpod9-cph3.one.com	185.164.14.120	mx3.pub.mailpod9-cph3.one.com	AS51468 One.com A/S
10	10800s	mx4.pub.mailpod9-cph3.one.com	185.164.14.124	mx4.pub.mailpod9-cph3.one.com	AS51468 One.com A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	46.30.213.172
🔶 Autoconfig	46.30.213.172

🔷 AAAA Records (IPv6)1 records 36ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:10c:8064:9285:41e7:a5b0	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 Records1 records 317ms

TXT Record
v=spf1 include:_custspf.one.com ~all

✉️ SPF

Policy	Record (sdlr.dk)
~all (soft fail)	v=spf1 include:_custspf.one.com ~all

📨 DMARC

Policy	Record (_dmarc.sdlr.dk)
p=reject	v=DMARC1; p=reject

📬 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 / DANE4 records 132ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod9-cph3.one.com	DANE-EE · SPKI · SHA-256	5D2162F5CED0ACD2C3D63E5582045A6C…
SMTP _25._tcp.mx2.pub.mailpod9-cph3.one.com	DANE-EE · SPKI · SHA-256	5D2162F5CED0ACD2C3D63E5582045A6C…
SMTP _25._tcp.mx3.pub.mailpod9-cph3.one.com	DANE-EE · SPKI · SHA-256	5D2162F5CED0ACD2C3D63E5582045A6C…
SMTP _25._tcp.mx4.pub.mailpod9-cph3.one.com	DANE-EE · SPKI · SHA-256	5D2162F5CED0ACD2C3D63E5582045A6C…

🔐 DNSSEC118ms

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

🏷️ SOA0ms

Field	Value
Serial	2026062203
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

26ms

A

37ms

MX

31ms

AAAA

36ms

TXT

317ms

CAA

46ms

HTTPS

46ms

TLSA

132ms

SOA

0ms

MTA-STS

39ms

DNSSEC

118ms

SRV

298ms

Total

887ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 00:03:05	2883ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-26 17:08:16	874ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-22 15:47:21	1044ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-21 15:34:43	1278ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-14 23:53:02	2623ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-10 19:47:12	1027ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-02 15:50:43	867ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-20 07:04:52	807ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-16 08:35:51	908ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-09 02:10:12	9395ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-27 18:09:12	803ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-23 15:42:22	941ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-22 17:50:55	887ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-18 03:57:19	881ms	2 NS 1 A 4 MX	🔒 Secure	View