semlermachinery.dk DNS records

🖥️ Nameservers4 records 36ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1-08.azure-dns.com	13.107.236.8 2603:1061:0:700::8	ns1-08.azure-dns.com ns1-08.azure-dns.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns2-08.azure-dns.net	150.171.21.8 2620:1ec:8ec:700::8	ns2-08.azure-dns.net ns2-08.azure-dns.net	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns3-08.azure-dns.org	204.14.183.8 2a01:111:4000:700::8	ns3-08.azure-dns.org ns3-08.azure-dns.org	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns4-08.azure-dns.info	208.84.5.8 2620:1ec:bda:700::8	ns4-08.azure-dns.info ns4-08.azure-dns.info	AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🌍 A Records1 records 55ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.249.218.79	3600s	exchange.semlernet.dk	AS3292	TDC Holding A/S	195.249.0.0/16	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 44ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	semlermachinery-dk.mail.protection.outlook.com	2a01:111:f403:ca04::7 2a01:111:f403:ca09::7 2a01:111:f403:ca09::b 2a01:111:f403:ca48::c 52.101.68.12 52.101.68.39 52.101.73.2 52.101.73.4	mail-db4pr02cu00307.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-as9pr07cu00302.inbound.protection.outlook.com mail-am0pr83cu00404.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

📝 TXT Records3 records 267ms

TXT Record
_uuv8wnal7mkaka7wy2udr5idhb8lfyt
MS=ms27127841
v=spf1 a ip4:195.249.218.0/24 ip4:20.107.82.163/32 include:spf.protection.outlook.com include:cust-spf.exacttarget.com include:_spf.salesforce.com include:mail.zendesk.com include:_spf-dc2.successfactors.com ~all

✉️ SPF

Policy	Record (semlermachinery.dk)
~all (soft fail)	v=spf1 a ip4:195.249.218.0/24 ip4:20.107.82.163/32 include:spf.protection.outlook.com include:cust-spf.exacttarget.com include:_spf.salesforce.com include:mail.zendesk.com include:_spf-dc2.successfactors.com ~all

📨 DMARC

Policy	Record (_dmarc.semlermachinery.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:tepx02da@ag.eu.dmarcadvisor.com; ruf=mailto:tepx02da@fr.eu.dmarcadvisor.com

📬 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)

🔐 DNSSEC2073ms

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)	ns1-08.azure-dns.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

36ms

A

55ms

MX

44ms

AAAA

48ms

TXT

267ms

CAA

58ms

HTTPS

61ms

TLSA

186ms

SOA

0ms

MTA-STS

299ms

DNSSEC

2073ms

SRV

68ms

Total

2808ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 21:00:59	2808ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-08-27 05:24:53	1134ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-21 18:31:41	1134ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-18 04:21:36	1227ms	4 NS 1 A 1 MX	🔓 Insecure	View