virtualcloud.dk DNS records

🖥️ Nameservers2 records 36ms

Nameserver	IP addresses	PTR	ASN / ISP
karl.ns.cloudflare.com	108.162.193.190 172.64.33.190 173.245.59.190 2606:4700:58::adf5:3bbe 2803:f800:50::6ca2:c1be 2a06:98c1:50::ac40:21be	karl.ns.cloudflare.com karl.ns.cloudflare.com karl.ns.cloudflare.com karl.ns.cloudflare.com karl.ns.cloudflare.com karl.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
rihana.ns.cloudflare.com	108.162.192.244 172.64.32.244 173.245.58.244 2606:4700:50::adf5:3af4 2803:f800:50::6ca2:c0f4 2a06:98c1:50::ac40:20f4	rihana.ns.cloudflare.com rihana.ns.cloudflare.com rihana.ns.cloudflare.com rihana.ns.cloudflare.com rihana.ns.cloudflare.com rihana.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 30ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.53.105	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.212.3	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 31ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	virtualcloud-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::2 2a01:111:f403:ca04::8 2a01:111:f403:ca09::1 52.101.68.0 52.101.68.32 52.101.68.39 52.101.73.16	mail-db7pr03cu00401.inbound.protection.outlook.com mail-du2pr03cu00102.inbound.protection.outlook.com mail-db5pr02cu00100.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-as2pr05cu00100.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 → 40.98.16.35

🔷 AAAA Records (IPv6)2 records 35ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:3569	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:d403	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 33ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.53.105,172.67.212.3 ech=AEX+DQBBEAAgACCJYsEgL4tcT2qqBFt5eGZQ4XVJeFadF/rDaQDqAJDvQQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:3569,2606:4700:3037::ac43:d403

🔌 SRV Records1 records 232ms

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

📝 TXT Records1 records 185ms

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

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.virtualcloud.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:jan@virtualcloud.dk; ruf=mailto:jan@virtualcloud.dk; fo=1;

📬 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)

🔐 DNSSEC128ms

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

🏷️ SOA0ms

Field	Value
Serial	2411132452
Primary NS (MNAME)	karl.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

36ms

A

30ms

MX

31ms

AAAA

35ms

TXT

185ms

CAA

26ms

HTTPS

33ms

TLSA

291ms

SOA

0ms

MTA-STS

44ms

DNSSEC

128ms

SRV

232ms

Total

1548ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-23 00:07:48	4741ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-08-03 08:48:25	1548ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-07-27 04:10:38	1465ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-07-05 23:27:54	2731ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-27 17:07:50	3135ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-17 22:00:45	1670ms	2 NS 2 A 1 MX	🔒 Secure	View