rbboisen.dk DNS records

🖥️ Nameservers2 records 51ms

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
46.30.215.232	3600s	webcluster2.webpod18-cph3.g1i.one	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 52ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	rbboisen-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::c 2a01:111:f403:ca09::b 2a01:111:f403:ca48::c 52.101.68.0 52.101.68.8 52.101.73.11 52.101.73.22	mail-db7pr03cu00401.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com mail-am7pr05cu00106.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 → 40.104.116.56

🔷 AAAA Records (IPv6)1 records 42ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:108:8046:6d8a:b391:db7d	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 188ms

TXT Record
v=spf1 include:spf.protection.outlook.com include:spf.mentor-it.dk include:_custspf.one.com -all

✉️ SPF

Policy	Record (rbboisen.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:spf.mentor-it.dk include:_custspf.one.com -all

📨 DMARC

Policy	Record (_dmarc.rbboisen.dk)
p=reject	v=DMARC1; p=reject; sp=reject; adkim=r; aspf=r; rf=afrf; pct=100; ri=86400

📬 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)

🔐 DNSSEC77ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082401
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 RegistrationWHOIS fetched 2026-08-04 02:54:31

Field	Value
Registrar	ONE.COM A/S
Registered	2009-06-04
Expires	2027-06-30 (301d)

📋 WHOIS

⏱️ Lookup Timing

NS

51ms

A

44ms

MX

52ms

AAAA

42ms

TXT

188ms

CAA

56ms

HTTPS

44ms

TLSA

248ms

SOA

0ms

MTA-STS

55ms

DNSSEC

77ms

SRV

65ms

Total

934ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-01 07:36:52	934ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-25 18:15:57	1064ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-25 03:07:07	1104ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-04 02:53:43	2433ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-02 16:26:24	9996ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 04:59:08	1131ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 13:40:30	2125ms	2 NS 1 A 1 MX	🔒 Secure	View