arnfelt.dk DNS records

🖥️ Nameservers2 records 50ms

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 45ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.215.163	3600s	webcluster2.webpod17-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records4 records 57ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	10800s	mx1.mailpod16-cph3.g1i.one.com	5.249.232.33	mx1.mailpod16-cph3.g1i.one.com	AS51468 One.com A/S
10	10800s	mx2.mailpod16-cph3.g1i.one.com	5.249.232.34	mx2.mailpod16-cph3.g1i.one.com	AS51468 One.com A/S
10	10800s	mx3.mailpod16-cph3.g1i.one.com	5.249.232.35	mx3.mailpod16-cph3.g1i.one.com	AS51468 One.com A/S
10	10800s	mx4.mailpod16-cph3.g1i.one.com	5.249.232.36	mx4.mailpod16-cph3.g1i.one.com	AS51468 One.com A/S

🔷 AAAA Records (IPv6)1 records 53ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:106:801b:35c0:44d9:8a06	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 Records2 records 173ms

TXT Record
mistral-domain-verification=d2db18215eaab3ce12e21fcc5d02e51993cfab80
v=spf1 include:_custspf.one.com ~all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.arnfelt.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:jens.arnfelt@arnfelt.dk; ruf=mailto:jens.arnfelt@arnfelt.dk

📬 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 97ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.mailpod16-cph3.g1i.one.com	DANE-EE · SPKI · SHA-256	24689A1B29BE70163B6DCF262497B6EC…
SMTP _25._tcp.mx2.mailpod16-cph3.g1i.one.com	DANE-EE · SPKI · SHA-256	24689A1B29BE70163B6DCF262497B6EC…
SMTP _25._tcp.mx3.mailpod16-cph3.g1i.one.com	DANE-EE · SPKI · SHA-256	24689A1B29BE70163B6DCF262497B6EC…
SMTP _25._tcp.mx4.mailpod16-cph3.g1i.one.com	DANE-EE · SPKI · SHA-256	24689A1B29BE70163B6DCF262497B6EC…

🔐 DNSSEC87ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082201
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

50ms

A

45ms

MX

57ms

AAAA

53ms

TXT

173ms

CAA

47ms

HTTPS

58ms

TLSA

97ms

SOA

0ms

MTA-STS

79ms

DNSSEC

87ms

SRV

74ms

Total

963ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 08:43:34	963ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-23 01:59:37	5099ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-13 15:57:43	5793ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-23 07:18:08	983ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-28 18:11:34	671ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-25 22:53:47	3231ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-24 05:52:11	1087ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-23 01:41:01	1066ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-22 13:19:38	809ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-22 10:39:58	914ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-18 16:06:16	3366ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-16 13:40:39	1037ms	2 NS 1 A 4 MX	🔒 Secure	View