vsteel.dk DNS records

🖥️ Nameservers4 records 30ms

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 32ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.20.205.34	3600s	linux362.unoeuro.com	AS48854	team.blue Denmark A/S	185.20.204.0/22	🇩🇰 Denmark	—

📧 MX Records1 records 27ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	vsteel-dk.mail.protection.outlook.com	2a01:111:f403:ca04::5 2a01:111:f403:ca04::e 2a01:111:f403:ca09::7 2a01:111:f403:ca09::e 52.101.68.18 52.101.73.15 52.101.73.2 52.101.73.6	mail-db3pr0202cu00205.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as9pr07cu00302.inbound.protection.outlook.com mail-am6pr04cu00306.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 33ms

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

📝 TXT Records1 records 135ms

TXT Record
v=spf1 ip4:217.195.178.71 ip4:217.195.178.0/24 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (vsteel.dk)
-all (hard fail)	v=spf1 ip4:217.195.178.71 ip4:217.195.178.0/24 include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.vsteel.dk)
p=reject	v=DMARC1; p=reject;

📬 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)

🔐 DNSSEC51ms

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

🏷️ SOA30ms

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

30ms

A

32ms

MX

27ms

AAAA

31ms

TXT

135ms

CAA

28ms

HTTPS

30ms

TLSA

250ms

SOA

30ms

MTA-STS

35ms

DNSSEC

51ms

SRV

33ms

Total

913ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-29 21:17:25	913ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 17:52:23	1377ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 21:50:37	1179ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-19 22:20:51	8527ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 01:34:41	4487ms	4 NS 1 A 1 MX	🔒 Secure	View