sdkdev.dk DNS records

🖥️ Nameservers2 records 62ms

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 86ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
127.0.0.1	600s	—	—	—	—	—	—

📧 MX Records4 records 94ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	10800s	mx1.pub.mailpod11-cph3.one.com	104.37.34.230	mx1.pub.mailpod11-cph3.one.com	AS51468 One.com A/S
10	10800s	mx2.pub.mailpod11-cph3.one.com	104.37.34.231	mx2.pub.mailpod11-cph3.one.com	AS51468 One.com A/S
10	10800s	mx3.pub.mailpod11-cph3.one.com	104.37.34.232	mx3.pub.mailpod11-cph3.one.com	AS51468 One.com A/S
10	10800s	mx4.pub.mailpod11-cph3.one.com	104.37.34.233	mx4.pub.mailpod11-cph3.one.com	AS51468 One.com A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	127.0.0.1
🔶 Autoconfig	127.0.0.1

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records5 records 284ms

TXT Record
_punz5k9l0t9ve779skynm4qlkicy00g
7v7d2m9zyfq8nhgvq27blnrn7qgj85f6
98279e511bf347969f8e485ec80090be
fm626wy4x3nt5vjvjx9b49tw725lmqqm
v=spf1 ip4:77.221.226.24 -all

✉️ SPF

Policy	Record (sdkdev.dk)
-all (hard fail)	v=spf1 ip4:77.221.226.24 -all

📨 DMARC

Policy	Record (_dmarc.sdkdev.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:eteuzqir@ag.eu.dmarcian.com;

📬 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.sdkdev.dk	p8tWBuNbWp1R7QGVFjgutqv5Z2-7AzqLE1QPWyM6dq8

🔗 TLSA / DANE4 records 168ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	00E55642F312E05CDB899B1433EDF47F…
SMTP _25._tcp.mx2.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	00E55642F312E05CDB899B1433EDF47F…
SMTP _25._tcp.mx3.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	00E55642F312E05CDB899B1433EDF47F…
SMTP _25._tcp.mx4.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	00E55642F312E05CDB899B1433EDF47F…

🔐 DNSSEC211ms

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

🏷️ SOA0ms

Field	Value
Serial	2026061901
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

62ms

A

86ms

MX

94ms

AAAA

86ms

TXT

284ms

CAA

67ms

HTTPS

68ms

TLSA

168ms

SOA

0ms

MTA-STS

92ms

DNSSEC

211ms

SRV

134ms

Total

1177ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 18:56:03	1074ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-19 04:52:34	3365ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-08 23:53:52	1017ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-03 14:45:15	4986ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-22 17:18:35	831ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-20 20:50:41	1177ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-18 02:03:28	988ms	2 NS 1 A 4 MX	🔒 Secure	View