sejlgarn.dk DNS records

🖥️ Nameservers4 records 262ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.bdm.microsoftonline.com	13.107.236.208 2603:1061:0:700::d0	ns1-208.azure-dns.com ns1-208.azure-dns.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns2.bdm.microsoftonline.com	150.171.21.208 2620:1ec:8ec:700::d0	ns2-208.azure-dns.net ns2-208.azure-dns.net	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns3.bdm.microsoftonline.com	204.14.183.208 2a01:111:4000:700::d0	ns3-208.azure-dns.org ns3-208.azure-dns.org	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns4.bdm.microsoftonline.com	208.84.5.208 2620:1ec:bda:700::d0	ns4-208.azure-dns.info ns4-208.azure-dns.info	AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🌍 A Records1 records 262ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
212.98.92.78	3600s	onehouseit.dk	AS42525	GlobalConnect A/S	212.98.64.0/18	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 308ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	sejlgarn-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca09::2 2a01:111:f403:ca09::4 2a01:111:f403:ca09::9 52.101.68.10 52.101.68.18 52.101.68.29 52.101.68.5	mail-dbapr03cu00100.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-du2pr03cu00105.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 → 52.98.228.56

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 473ms

TXT Record
mscid=9jcH8w2qUfZsmlgYpjCA4+F2psUTQeiDFDVeWvNI+b7a8GggJY/CKb12qKRVzVKVwYS1nAUhF8xt06z+IxpNGA==
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (sejlgarn.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)

🔐 DNSSEC319ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA279ms

Field	Value
Serial	1
Primary NS (MNAME)	ns1.bdm.microsoftonline.com
Responsible (RNAME)	azuredns-hostmaster@microsoft.com
Refresh	3600s
Retry	300s
Expire	2419200s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

262ms

A

262ms

MX

308ms

AAAA

250ms

TXT

473ms

CAA

256ms

HTTPS

249ms

TLSA

577ms

SOA

279ms

MTA-STS

388ms

DNSSEC

319ms

SRV

391ms

Total

1963ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-23 07:11:59	1963ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-22 01:42:38	918ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 12:14:34	2070ms	4 NS 1 A 1 MX	🔓 Insecure	View