oepost.dk DNS records

🖥️ Nameservers3 records 43ms

Nameserver	IP addresses	PTR	ASN / ISP
ns4.hostonline.dk	217.195.185.243 2a02:188:6004:14::10	ns4.hostonline.dk ns4.hostonline.dk	AS31027 GlobalConnect A/S AS31027 GlobalConnect A/S
ns5.hostonline.dk	217.195.185.244 2a02:188:6004:14::11	ns5.hostonline.dk ns5.hostonline.dk	AS31027 GlobalConnect A/S AS31027 GlobalConnect A/S
ns6.hostonline.dk	85.191.126.85	ns6.hostonline.dk	AS204274 AURA Fiber A/S

🌍 A Records

🌍

No A records found

📧 MX Records1 records 53ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	oepost-dk.mail.protection.outlook.com	2a01:111:f403:ca04::b 2a01:111:f403:ca04::c 2a01:111:f403:ca09::6 2a01:111:f403:ca48::c 52.101.68.21 52.101.68.29 52.101.73.22 52.101.73.24	mail-dbbpr03cu00103.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-am7pr05cu00106.inbound.protection.outlook.com mail-as8pr05cu00300.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 → 40.104.116.24

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 90ms

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

📝 TXT Records1 records 219ms

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

✉️ SPF

Policy	Record (oepost.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)

🔐 DNSSEC98ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA0ms

Field	Value
Serial	2026082702
Primary NS (MNAME)	ns4.hostonline.dk
Responsible (RNAME)	hostonline@hostonline.dk
Refresh	900s
Retry	600s
Expire	86400s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

43ms

A

53ms

MX

53ms

AAAA

58ms

TXT

219ms

CAA

53ms

HTTPS

65ms

TLSA

662ms

SOA

0ms

MTA-STS

61ms

DNSSEC

98ms

SRV

90ms

Total

1307ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 20:23:39	1307ms	3 NS 0 A 1 MX	🔒 Secure	View
2026-08-27 02:51:40	2842ms	3 NS 0 A 1 MX	🔒 Secure	View
2026-08-26 08:14:05	1128ms	3 NS 0 A 1 MX	🔒 Secure	View
2026-08-23 02:22:10	6592ms	3 NS 0 A 1 MX	🔒 Secure	View
2026-08-17 04:49:46	3548ms	3 NS 0 A 1 MX	🔒 Secure	View
2026-08-12 16:23:09	2136ms	3 NS 0 A 1 MX	🔒 Secure	View
2026-08-09 01:53:17	1913ms	3 NS 0 A 1 MX	🔒 Secure	View
2026-07-28 05:12:07	10745ms	3 NS 0 A 1 MX	🔒 Secure	View
2026-07-24 03:13:09	1294ms	3 NS 0 A 1 MX	🔒 Secure	View
2026-07-18 23:12:14	4127ms	3 NS 0 A 1 MX	🔒 Secure	View
2026-07-13 12:14:55	9077ms	3 NS 0 A 1 MX	🔒 Secure	View
2026-07-08 22:48:59	8994ms	3 NS 0 A 1 MX	🔒 Secure	View
2026-07-03 12:39:56	5985ms	3 NS 0 A 1 MX	🔒 Secure	View
2026-06-29 11:46:28	1168ms	3 NS 0 A 1 MX	🔒 Secure	View
2026-06-26 00:20:20	688ms	3 NS 0 A 1 MX	🔒 Secure	View
2026-06-18 14:49:26	979ms	3 NS 0 A 1 MX	🔒 Secure	View
2026-06-17 11:56:17	2141ms	3 NS 0 A 1 MX	🔒 Secure	View