laererskolen.dk DNS records

🖥️ Nameservers4 records 58ms

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 68ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.42.65	1800s	vm1379.enterprisecloud.nu	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records1 records 48ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	laererskolen-dk.mail.protection.outlook.com	2a01:111:f403:ca04::2 2a01:111:f403:ca04::8 2a01:111:f403:ca09:: 2a01:111:f403:ca09::c 52.101.68.16 52.101.68.25 52.101.68.3 52.101.73.15	mail-du2pr03cu00102.inbound.protection.outlook.com mail-db5pr02cu00100.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-am9pr04cu00107.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 → 40.104.116.40

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records6 records 248ms

TXT Record
google-site-verification=7mDDoRirUrenywublyYCFRWT-2CSTDhAubbnSm9Y6hA
google-site-verification=cjeQ-7dYvdA1X0N_xARihGRpLUDrrHpuqhXJeYPpSN0
google-site-verification=nd7mXtQYC9OPqAWK7sb3_iL0WIsunmiGUEoqlyUGmGk
MS=ms15901439
mscid=4Dp/CU/nSOqmdFeuJMEAACrzKUNhvQK2jzLg/32+1r3DB69umnV4VXvvnpiZx8A6M3tUYXhf46M69803LFdW1A==
v=spf1 +a +mx include:spf.protection.outlook.com ip4:152.115.91.34 -all

✉️ SPF

Policy	Record (laererskolen.dk)
-all (hard fail)	v=spf1 +a +mx include:spf.protection.outlook.com ip4:152.115.91.34 -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)

🔐 DNSSEC161ms

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

🏷️ SOA0ms

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

58ms

A

68ms

MX

48ms

AAAA

107ms

TXT

248ms

CAA

68ms

HTTPS

84ms

TLSA

615ms

SOA

0ms

MTA-STS

123ms

DNSSEC

161ms

SRV

106ms

Total

1417ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 18:45:46	1417ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-18 01:05:23	914ms	4 NS 1 A 1 MX	🔓 Insecure	View