ajonline.dk DNS records

🖥️ Nameservers2 records 36ms

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 44ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
78.143.78.15	600s	78.143.78.15.dhcp.fibianet.dk	AS44869	FIBIA P/S	78.143.64.0/18	🇩🇰 Denmark	Farum

📧 MX Records2 records 64ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	600s	smtp1.mailfence.com	212.3.242.78 212.3.242.78	78.64-127.242.3.212.in-addr.arpa smtp1.mailfence.com	AS3356 Level 3 Parent, LLC AS3356 Level 3 Parent, LLC
10	600s	smtp2.mailfence.com	212.3.242.79 212.3.242.79	79.64-127.242.3.212.in-addr.arpa smtp2.mailfence.com	AS3356 Level 3 Parent, LLC AS3356 Level 3 Parent, LLC

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	ajonline.dk → 78.143.78.15
🔶 Autoconfig	ajonline.dk → 78.143.78.15

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 172ms

TXT Record
v=spf1 include:_spf.mailfence.com ~all

✉️ SPF

Policy	Record (ajonline.dk)
~all (soft fail)	v=spf1 include:_spf.mailfence.com ~all

📨 DMARC

Policy	Record (_dmarc.ajonline.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:reports@ajonline.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

🔏 ACME Challenge

Type	Name	Value
CNAME	_acme-challenge.ajonline.dk	ajonline.dk

🔗 TLSA / DANE4 records 273ms

Service / Owner	Type	Cert association
SMTP _25._tcp.smtp1.mailfence.com	DANE-EE · SPKI · SHA-256	1FC09052127013E1C9EDAD4226D28D9E…
SMTP _25._tcp.smtp1.mailfence.com	DANE-EE · SPKI · SHA-256	365AA7163E8212E423036D917C90CB48…
SMTP _25._tcp.smtp2.mailfence.com	DANE-EE · SPKI · SHA-256	1FC09052127013E1C9EDAD4226D28D9E…
SMTP _25._tcp.smtp2.mailfence.com	DANE-EE · SPKI · SHA-256	365AA7163E8212E423036D917C90CB48…

🔐 DNSSEC67ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081101
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

36ms

A

44ms

MX

64ms

AAAA

48ms

TXT

172ms

CAA

53ms

HTTPS

39ms

TLSA

273ms

SOA

0ms

MTA-STS

79ms

DNSSEC

67ms

SRV

61ms

Total

1649ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-12 18:04:58	1649ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-07-17 17:16:31	1097ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-07-12 11:52:03	1531ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-28 19:56:19	1155ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-21 09:59:09	914ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-16 12:58:43	2084ms	2 NS 1 A 2 MX	🔒 Secure	View