virksomhedsskolen.dk DNS records

🖥️ Nameservers2 records 52ms

Nameserver	IP addresses	PTR	ASN / ISP
george.ns.cloudflare.com	108.162.193.167 172.64.33.167 173.245.59.167 2606:4700:58::adf5:3ba7 2803:f800:50::6ca2:c1a7 2a06:98c1:50::ac40:21a7	george.ns.cloudflare.com george.ns.cloudflare.com george.ns.cloudflare.com george.ns.cloudflare.com george.ns.cloudflare.com george.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
irma.ns.cloudflare.com	108.162.192.166 172.64.32.166 173.245.58.166 2606:4700:50::adf5:3aa6 2803:f800:50::6ca2:c0a6 2a06:98c1:50::ac40:20a6	irma.ns.cloudflare.com irma.ns.cloudflare.com irma.ns.cloudflare.com irma.ns.cloudflare.com irma.ns.cloudflare.com irma.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 44ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.17.148	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.177.8	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 61ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	virksomhedsskolen-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::5 2a01:111:f403:ca04::e 2a01:111:f403:ca04::f 52.101.181.153 52.101.68.18 52.101.73.153 52.101.73.30	mail-db7pr03cu00401.inbound.protection.outlook.com mail-db3pr0202cu00205.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-am7pr05cu00306.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 → 40.104.116.8

🔷 AAAA Records (IPv6)2 records 57ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3035::ac43:b108	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::6815:1194	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 52ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.17.148,172.67.177.8 ech=AEX+DQBBggAgACDFx+1Fj4/4IIl1FBQvYf4wnyCrdT6XJ/OTUMpbsfavLwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::ac43:b108,2606:4700:3036::6815:1194

📝 TXT Records3 records 218ms

TXT Record
google-site-verification=5BoRFtySHxTRlGvws7FGmLx9kWs40HfQKUc_f8DViFE
MS=ms61452546
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

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

📨 DMARC

✗ No DMARC record — mail spoofing not restricted

📬 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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.virksomhedsskolen.dk	h_FByGq-OSx0uzWCDw3Iy_XBa57g4TTkjPsWIVg5Yx4
TXT	_acme-challenge.virksomhedsskolen.dk	wJn5IBcyv90yRTeEMNTT4G2n0-6-1d2KMy3Gj2Uw6BU

🔗 TLSA / DANE

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC9090ms

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

🏷️ SOA0ms

Field	Value
Serial	2413236443
Primary NS (MNAME)	george.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

52ms

A

44ms

MX

61ms

AAAA

57ms

TXT

218ms

CAA

48ms

HTTPS

52ms

TLSA

381ms

SOA

0ms

MTA-STS

85ms

DNSSEC

9090ms

SRV

83ms

Total

10087ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 07:33:51	10087ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-26 18:15:00	1573ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-21 06:37:03	14438ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-10 15:58:56	3892ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-29 21:04:31	1021ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-26 12:12:39	998ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-22 16:44:51	4637ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-21 12:46:09	1077ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-21 07:36:32	1166ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-18 05:57:57	1207ms	2 NS 2 A 1 MX	🔓 Insecure	View