sjelhoej.dk DNS records

🖥️ Nameservers2 records 43ms

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 36ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.111.240.153	3600s	webcluster26.webpod11-cph3.one.com	AS51468	One.com A/S	77.111.240.0/22	🇩🇰 Denmark	Copenhagen

📧 MX Records4 records 40ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	10800s	mx1.pub.mailpod14-cph3.one.com	185.10.9.212	mx1.pub.mailpod14-cph3.one.com	AS51468 One.com A/S
10	10800s	mx2.pub.mailpod14-cph3.one.com	185.10.9.213	mx2.pub.mailpod14-cph3.one.com	AS51468 One.com A/S
10	10800s	mx3.pub.mailpod14-cph3.one.com	185.10.9.214	mx3.pub.mailpod14-cph3.one.com	AS51468 One.com A/S
10	10800s	mx4.pub.mailpod14-cph3.one.com	185.10.9.215	mx4.pub.mailpod14-cph3.one.com	AS51468 One.com A/S

🔷 AAAA Records (IPv6)1 records 2099ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:102:cc:e2d1:1cbc:3b32	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 230ms

TXT Record
v=spf1 include:_include.mxhotel.dk -all

✉️ SPF

Policy	Record (sjelhoej.dk)
-all (hard fail)	v=spf1 include:_include.mxhotel.dk -all

📨 DMARC

Policy	Record (_dmarc.sjelhoej.dk)
p=quarantine	v=DMARC1;p=quarantine;sp=reject;rua=mailto:d4119a8cbb@rua.easydmarc.eu;ruf=mailto:d4119a8cbb@ruf.easydmarc.eu;aspf=s;adkim=s;fo=1

📬 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 96ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod14-cph3.one.com	DANE-EE · SPKI · SHA-256	A4B9A2A35B513EFAC91F5A3C11DD0C58…
SMTP _25._tcp.mx2.pub.mailpod14-cph3.one.com	DANE-EE · SPKI · SHA-256	A4B9A2A35B513EFAC91F5A3C11DD0C58…
SMTP _25._tcp.mx3.pub.mailpod14-cph3.one.com	DANE-EE · SPKI · SHA-256	A4B9A2A35B513EFAC91F5A3C11DD0C58…
SMTP _25._tcp.mx4.pub.mailpod14-cph3.one.com	DANE-EE · SPKI · SHA-256	A4B9A2A35B513EFAC91F5A3C11DD0C58…

🔐 DNSSEC78ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081705
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

43ms

A

36ms

MX

40ms

AAAA

2099ms

TXT

230ms

CAA

42ms

HTTPS

49ms

TLSA

96ms

SOA

0ms

MTA-STS

52ms

DNSSEC

78ms

SRV

2045ms

Total

2915ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-18 18:42:17	2915ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-09 22:44:03	9231ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-10 20:11:50	905ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-03 07:59:54	830ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-20 05:24:23	1022ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-17 15:14:32	1329ms	2 NS 1 A 4 MX	🔒 Secure	View