ssz.dk DNS records

🖥️ Nameservers4 records 49ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1-03.azure-dns.com	13.107.236.3 2603:1061:0:700::3	ns1-03.azure-dns.com ns1-03.azure-dns.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns2-03.azure-dns.net	150.171.21.3 2620:1ec:8ec:700::3	ns2-03.azure-dns.net ns2-03.azure-dns.net	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns3-03.azure-dns.org	204.14.183.3 2a01:111:4000:700::3	ns3-03.azure-dns.org ns3-03.azure-dns.org	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
ns4-03.azure-dns.info	208.84.5.3 2620:1ec:bda:700::3	ns4-03.azure-dns.info ns4-03.azure-dns.info	AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🌍 A Records1 records 32ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.73.74.172	3600s	—	AS31027	GlobalConnect A/S	185.73.74.0/24	🇩🇰 Denmark	Køge

📧 MX Records1 records 46ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	ssz-dk.mail.protection.outlook.com	2a01:111:f403:ca04::a 2a01:111:f403:ca09::20 2a01:111:f403:ca09::c 2a01:111:f403:ca09::d 52.101.68.5 52.101.73.153 52.101.73.22 52.101.73.4	mail-du0pr03cu00102.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-am7pr05cu00106.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 → 40.104.116.56

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 48ms

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

📝 TXT Records2 records 190ms

TXT Record
MS=ms95007466
v=spf1 a:mail.khscloud.dk ip4:185.73.74.134 include:spf.sszcloud.dk include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (ssz.dk)
-all (hard fail)	v=spf1 a:mail.khscloud.dk ip4:185.73.74.134 include:spf.sszcloud.dk include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.ssz.dk)
p=reject	v=DMARC1; p=reject; pct=100; rua=mailto:dmarc@ssz.dk; ruf=mailto:dmarc@ssz.dk; sp=reject; fo=s; aspf=r

📬 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)

🔐 DNSSEC59ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA38ms

Field	Value
Serial	1
Primary NS (MNAME)	ns1-03.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

49ms

A

32ms

MX

46ms

AAAA

31ms

TXT

190ms

CAA

33ms

HTTPS

31ms

TLSA

167ms

SOA

38ms

MTA-STS

50ms

DNSSEC

59ms

SRV

48ms

Total

989ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-30 19:30:23	989ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-27 08:32:40	987ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-22 03:02:19	4822ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 04:28:33	1126ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-18 01:00:43	2446ms	4 NS 1 A 1 MX	🔒 Secure	View