tmlarsen.dk DNS records

🖥️ Nameservers4 records 46ms

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 49ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.191.155.50	3600s	vm1396.enterprisecloud.nu	AS48854	team.blue Denmark A/S	93.191.152.0/21	🇩🇰 Denmark	—

📧 MX Records1 records 46ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	tmlarsen-dk.mail.protection.outlook.com	2a01:111:f403:ca04::a 2a01:111:f403:ca09:: 2a01:111:f403:ca09::b 2a01:111:f403:ca09::d 52.101.68.12 52.101.68.18 52.101.68.25 52.101.68.5	mail-du0pr03cu00102.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-db8pr02cu00101.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 → 40.104.116.40

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 72ms

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

📝 TXT Records2 records 185ms

TXT Record
mscid=VN9tU85zir/cdvGFNyiL6bnsiJJM2JxVAI6WIDklm/jMgo5LRDuixvtswHKE7cIgwmIFFNRHGq7Bx4TxETONww==
v=spf1 include:spf.protection.outlook.com include:sendgrid.net -all

✉️ SPF

Policy	Record (tmlarsen.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:sendgrid.net -all

📨 DMARC

Policy	Record (_dmarc.tmlarsen.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:admin@tmlarsen.dk; ruf=mailto:admin@tmlarsen.dk

📬 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)

🔐 DNSSEC83ms

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

🏷️ SOA43ms

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

46ms

A

49ms

MX

46ms

AAAA

44ms

TXT

185ms

CAA

50ms

HTTPS

46ms

TLSA

581ms

SOA

43ms

MTA-STS

56ms

DNSSEC

83ms

SRV

72ms

Total

1336ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-30 04:10:44	1336ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-25 12:22:14	1000ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-23 23:45:57	1135ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 20:05:23	1073ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-19 14:43:12	1245ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-17 12:19:08	1321ms	4 NS 1 A 1 MX	🔓 Insecure	View