semler-it.dk DNS records

🖥️ Nameservers4 records 59ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1-07.azure-dns.com	13.107.236.7 2603:1061:0:700::7	ns1-07.azure-dns.com ns1-07.azure-dns.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns2-07.azure-dns.net	150.171.21.7 2620:1ec:8ec:700::7	ns2-07.azure-dns.net ns2-07.azure-dns.net	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns3-07.azure-dns.org	204.14.183.7 2a01:111:4000:700::7	ns3-07.azure-dns.org ns3-07.azure-dns.org	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns4-07.azure-dns.info	208.84.5.7 2620:1ec:bda:700::7	ns4-07.azure-dns.info ns4-07.azure-dns.info	AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🌍 A Records1 records 59ms

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

📧 MX Records1 records 59ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	—	semlerit-dk01e.mail.protection.outlook.com	2a01:111:f403:ca04::7 2a01:111:f403:ca04::d 2a01:111:f403:ca09::c 2a01:111:f403:ca09::f 52.101.68.29 52.101.73.19 52.101.73.22 52.101.73.24	mail-db4pr02cu00307.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-as8pr04cu00803.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 → 52.98.243.8
🔶 Autoconfig	tecwebp05.semler.dk → 195.249.218.79

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 348ms

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

📝 TXT Records2 records 416ms

TXT Record
MS=ms21876236
v=spf1 a mx ip4:195.249.218.0/24 ip4:20.107.82.163/32 include:spf.protection.outlook.com include:cust-spf.exacttarget.com include:mail.zendesk.com include:_spf-dc2.successfactors.com ~all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.semler-it.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)

🔐 DNSSEC147ms

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

🏷️ SOA60ms

Field	Value
Serial	63
Primary NS (MNAME)	ns1-07.azure-dns.com
Responsible (RNAME)	dnsadmin@kmd.dk
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	43200s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

59ms

A

59ms

MX

59ms

AAAA

61ms

TXT

416ms

CAA

62ms

HTTPS

59ms

TLSA

178ms

SOA

60ms

MTA-STS

89ms

DNSSEC

147ms

SRV

348ms

Total

1257ms