johnsen.dk DNS records

🖥️ Nameservers2 records 120ms

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 128ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.191.156.245	628s	linux332.unoeuro.com	AS48854	team.blue Denmark A/S	93.191.152.0/21	🇩🇰 Denmark	—

📧 MX Records1 records 178ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	johnsen-dk.mail.protection.outlook.com	2a01:111:f403:ca09:: 2a01:111:f403:ca09::1 2a01:111:f403:ca09::7 2a01:111:f403:ca09::b 52.101.68.15 52.101.73.16 52.101.73.6 52.101.73.8	mail-am3pr04cu00500.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-am6pr04cu00306.inbound.protection.outlook.com mail-am0pr04cu00500.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.99.204.56

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 451ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records4 records 404ms

TXT Record
_ehf9dr4yahs38pep5jov7fbt9jox1y9
_oekrzvc4a9cbzlqsvkyiil5x0km8gqi
g207jrgbm39j90lg5pv10l2dw5dl5q78
v=spf1 include:nets1.spf.messagelabs.com include:nets2.spf.messagelabs.com include:cmail1.com include:teamworkdesk.com include:spf.protection.outlook.com ip4:54.217.223.119 ip4:188.180.68.243 ~all

✉️ SPF

Policy	Record (johnsen.dk)
~all (soft fail)	v=spf1 include:nets1.spf.messagelabs.com include:nets2.spf.messagelabs.com include:cmail1.com include:teamworkdesk.com include:spf.protection.outlook.com ip4:54.217.223.119 ip4:188.180.68.243 ~all

📨 DMARC

Policy	Record (_dmarc.johnsen.dk)
p=quarantine	v=DMARC1; p=quarantine; fo=1; rua=mailto:administrator@johnsen.dk; ruf=mailto:administrator@johnsen.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 / DANE

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC297ms

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

🏷️ SOA98ms

Field	Value
Serial	2026032401
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

120ms

A

128ms

MX

178ms

AAAA

71ms

TXT

404ms

CAA

116ms

HTTPS

102ms

TLSA

1276ms

SOA

98ms

MTA-STS

143ms

DNSSEC

297ms

SRV

451ms

Total

5008ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-07-04 19:21:06	5008ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 19:49:45	3116ms	2 NS 1 A 1 MX	⚠️ Bogus	View
2026-06-22 23:41:20	1153ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-18 03:03:34	843ms	2 NS 1 A 1 MX	🔒 Secure	View