post-box.dk DNS records

🖥️ Nameservers2 records 49ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.dnsplatform.dk	94.130.53.176	placo01.platformcompany.dk	AS24940 Hetzner Online GmbH
ns2.dnsplatform.dk	159.69.139.109	placo02.itplatform.dk	AS24940 Hetzner Online GmbH

🌍 A Records

🌍

No A records found

📧 MX Records1 records 37ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	postbox-dk01b.mail.protection.outlook.com	2a01:111:f403:c967::8 2a01:111:f403:ca04::f 2a01:111:f403:ca09::7 2a01:111:f403:ca09::9 52.101.181.153 52.101.68.10 52.101.73.153 52.101.73.22	mail-cpjpr04cu00100.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-as8pr05cu00401.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)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 265ms

TXT Record
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (post-box.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC

✗ No DMARC record — mail spoofing not restricted

📬 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)

🔐 DNSSEC116ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA0ms

Field	Value
Serial	2026071127
Primary NS (MNAME)	ns1.dnsplatform.dk
Responsible (RNAME)	hostmaster@dnsplatform.dk
Refresh	3600s
Retry	900s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 RegistrationWHOIS fetched 2026-08-08 07:42:34

Field	Value
Registrar	Platform Company ApS
Registered	2021-12-06
Expires	2026-12-05 (92d)

📋 WHOIS

⏱️ Lookup Timing

NS

49ms

A

36ms

MX

37ms

AAAA

45ms

TXT

265ms

CAA

41ms

HTTPS

37ms

TLSA

349ms

SOA

0ms

MTA-STS

74ms

DNSSEC

116ms

SRV

73ms

Total

959ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 13:43:05	959ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-08-26 13:29:33	968ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-08-18 21:05:39	6688ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-08-17 07:56:22	4034ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-08-09 12:11:10	17948ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-08-08 07:41:58	2978ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-08-03 11:39:58	3306ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-07-22 12:00:24	10244ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-07-21 06:36:25	1545ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-07-13 09:24:49	16993ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-07-11 23:08:43	1216ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-07-03 14:17:23	6097ms	3 NS 0 A 1 MX	🔓 Insecure	View
2026-06-20 19:08:33	2198ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-06-19 08:57:14	3058ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-06-17 14:19:00	4462ms	2 NS 0 A 1 MX	🔒 Secure	View