opsat.dk DNS records

🖥️ Nameservers4 records 29ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S
ns4.simply.com	91.197.248.80	ns4.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records1 records 33ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.103.190	3600s	linux167.unoeuro.com	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records1 records 17ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	600s	opsat-dk.mail.protection.outlook.com	2a01:111:f403:ca09::1 2a01:111:f403:ca09::2 2a01:111:f403:ca09::6 2a01:111:f403:ca09::7 52.101.68.12 52.101.68.15 52.101.68.25 52.101.73.153	mail-as9pr07cu00301.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-as8pr05cu00401.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
🔶 Autoconfig	maildiscover.simply.com → 94.231.108.222

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 32ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	10	10	443	maildiscover.simply.com

📝 TXT Records2 records 135ms

TXT Record
MS=ms55275339
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.opsat.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.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)

🔐 DNSSEC2042ms

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

🏷️ SOA17ms

Field	Value
Serial	2025042300
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

29ms

A

33ms

MX

17ms

AAAA

30ms

TXT

135ms

CAA

43ms

HTTPS

28ms

TLSA

245ms

SOA

17ms

MTA-STS

39ms

DNSSEC

2042ms

SRV

32ms

Total

2814ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-07-02 22:29:45	2814ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 17:28:05	1025ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 14:47:18	842ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 06:59:28	947ms	4 NS 1 A 1 MX	🔒 Secure	View