theisler.dk DNS records

🖥️ Nameservers2 records 28ms

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 28ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.111.240.154	3600s	webcluster27.webpod11-cph3.one.com	AS51468	One.com A/S	77.111.240.0/22	🇩🇰 Denmark	Copenhagen

📧 MX Records4 records 29ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	10800s	mx1.pub.mailpod13-cph3.one.com	185.10.9.42	mx1.pub.mailpod13-cph3.one.com	AS51468 One.com A/S
10	10800s	mx2.pub.mailpod13-cph3.one.com	185.10.9.43	mx2.pub.mailpod13-cph3.one.com	AS51468 One.com A/S
10	10800s	mx3.pub.mailpod13-cph3.one.com	185.10.9.44	mx3.pub.mailpod13-cph3.one.com	AS51468 One.com A/S
10	10800s	mx4.pub.mailpod13-cph3.one.com	185.10.9.45	mx4.pub.mailpod13-cph3.one.com	AS51468 One.com A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔶 Autoconfig	195.249.40.163

🔷 AAAA Records (IPv6)1 records 30ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:102:d4:f788:1b3e:c7a8	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 117ms

TXT Record
v=spf1 a mx include:_bonacustspf.one.com -all

✉️ SPF

Policy	Record (theisler.dk)
-all (hard fail)	v=spf1 a mx include:_bonacustspf.one.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

🔗 TLSA / DANE4 records 59ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod13-cph3.one.com	DANE-EE · SPKI · SHA-256	BE8C554E6A2A9BFE9F87080F0AE71BAD…
SMTP _25._tcp.mx2.pub.mailpod13-cph3.one.com	DANE-EE · SPKI · SHA-256	BE8C554E6A2A9BFE9F87080F0AE71BAD…
SMTP _25._tcp.mx3.pub.mailpod13-cph3.one.com	DANE-EE · SPKI · SHA-256	BE8C554E6A2A9BFE9F87080F0AE71BAD…
SMTP _25._tcp.mx4.pub.mailpod13-cph3.one.com	DANE-EE · SPKI · SHA-256	BE8C554E6A2A9BFE9F87080F0AE71BAD…

🔐 DNSSEC95ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082702
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

28ms

A

28ms

MX

29ms

AAAA

30ms

TXT

117ms

CAA

24ms

HTTPS

38ms

TLSA

59ms

SOA

0ms

MTA-STS

38ms

DNSSEC

95ms

SRV

39ms

Total

566ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 18:05:20	566ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-26 16:46:15	991ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-26 12:00:22	806ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-25 07:09:13	655ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-15 23:28:35	985ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-10 01:14:45	14310ms	2 NS 0 A 4 MX	🔒 Secure	View
2026-08-05 11:01:57	1479ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-17 21:45:27	2529ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-28 22:26:22	760ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-22 22:55:36	679ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-21 19:08:49	658ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-17 13:08:02	2659ms	2 NS 1 A 4 MX	🔒 Secure	View