vhfriskole.dk DNS records

🖥️ Nameservers2 records 44ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records1 records 31ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.213.54	3600s	webcluster2.webpod12-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 34ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	vhfriskole-dk.mail.protection.outlook.com	2a01:111:f403:c967::8 2a01:111:f403:ca04::4 2a01:111:f403:ca04::c 2a01:111:f403:ca38::8 52.101.103.140 52.101.68.25 52.101.73.28 52.101.73.8	mail-cpjpr04cu00100.inbound.protection.outlook.com mail-db4pr02cu00204.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-wa4pr04cu00100.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-am7pr05cu00204.inbound.protection.outlook.com mail-am0pr04cu00500.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 → 40.104.116.40
🔶 Autoconfig	46.30.213.54

🔷 AAAA Records (IPv6)1 records 41ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:10a:80b0:6a31:6594:d1fc	3600s	—	AS51468	One.com A/S	2a02:2350:0:0:0:0:0:0/32	🇩🇰 Denmark	Copenhagen

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 70ms

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

📝 TXT Records4 records 183ms

TXT Record
google-site-verification=nhxvPAcwN6yIyHbqryZxw6HRBsd3TOSNTYEPSZUmOcc
MS=ms87087231
P-K5PF7piXPp
v=spf1 mx a include:spf.permido.com include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (vhfriskole.dk)
-all (hard fail)	v=spf1 mx a include:spf.permido.com 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

🔗 TLSA / DANE

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

🔐 DNSSEC80ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081704
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

44ms

A

31ms

MX

34ms

AAAA

41ms

TXT

183ms

CAA

60ms

HTTPS

46ms

TLSA

587ms

SOA

0ms

MTA-STS

54ms

DNSSEC

80ms

SRV

70ms

Total

1162ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 11:05:49	1162ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-18 14:11:52	3314ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 11:04:16	2367ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 11:20:52	1099ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-19 08:39:29	900ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 11:33:43	1113ms	2 NS 1 A 1 MX	🔒 Secure	View