stepupnu.dk DNS records

🖥️ Nameservers2 records 223ms

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 197ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.215.223	3600s	webcluster1.webpod18-cph3.g1i.one	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records4 records 318ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	10800s	mx1.pub.mailpod12-cph3.one.com	104.37.34.246	mx1.pub.mailpod12-cph3.one.com	AS51468 One.com A/S
10	10800s	mx2.pub.mailpod12-cph3.one.com	104.37.34.247	mx2.pub.mailpod12-cph3.one.com	AS51468 One.com A/S
10	10800s	mx3.pub.mailpod12-cph3.one.com	104.37.34.248	mx3.pub.mailpod12-cph3.one.com	AS51468 One.com A/S
10	10800s	mx4.pub.mailpod12-cph3.one.com	104.37.34.249	mx4.pub.mailpod12-cph3.one.com	AS51468 One.com A/S

🔷 AAAA Records (IPv6)1 records 238ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:108:f9:301c:4a00:cab5	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 529ms

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

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.stepupnu.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 304ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod12-cph3.one.com	DANE-EE · SPKI · SHA-256	3E81C76D10E1A717F28178710EADCAA8…
SMTP _25._tcp.mx2.pub.mailpod12-cph3.one.com	DANE-EE · SPKI · SHA-256	3E81C76D10E1A717F28178710EADCAA8…
SMTP _25._tcp.mx3.pub.mailpod12-cph3.one.com	DANE-EE · SPKI · SHA-256	3E81C76D10E1A717F28178710EADCAA8…
SMTP _25._tcp.mx4.pub.mailpod12-cph3.one.com	DANE-EE · SPKI · SHA-256	3E81C76D10E1A717F28178710EADCAA8…

🔐 DNSSEC449ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081305
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

223ms

A

197ms

MX

318ms

AAAA

238ms

TXT

529ms

CAA

77ms

HTTPS

294ms

TLSA

304ms

SOA

0ms

MTA-STS

322ms

DNSSEC

449ms

SRV

386ms

Total

2597ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-14 14:08:02	2597ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-02 14:32:04	1296ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-30 16:15:54	554ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-14 16:34:03	467ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-07 17:49:58	551ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-30 09:53:31	749ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-24 15:02:14	847ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-23 01:29:48	964ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 19:31:09	1184ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 06:55:51	568ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-17 12:12:28	728ms	2 NS 1 A 4 MX	🔒 Secure	View