hojskolendk.dk DNS records

🖥️ Nameservers2 records 143ms

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 84ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
162.159.135.42	600s	—	AS13335	Cloudflare, Inc.	162.159.128.0/19	🇺🇸 United States	—

📧 MX Records1 records 72ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	600s	hojskolendk-dk.mail.protection.outlook.com	2a01:111:f403:ca04::6 2a01:111:f403:ca09::6 2a01:111:f403:ca09::8 2a01:111:f403:ca38::8 52.101.73.12 52.101.73.2 52.101.73.28 52.101.73.6	mail-db4pr02cu00406.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-wa4pr04cu00100.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-as9pr07cu00302.inbound.protection.outlook.com mail-am7pr05cu00204.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

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records6 records 673ms

TXT Record
apple-domain-verification=qBWZG9hvZQnIGb2A
ca3-edf875fa6944451a8fec2329073cdb13
google-site-verification=Wdll_V6aO0DBjlK1NtYvEWP2-C17Cq4DMvCtr_8_1vc
MS=ms42095892
spf2.0/pra mx a ptr ip4:34.90.55.49 ip4:80.251.192.72 ip4:80.251.192.65 ip4:5.35.247.164 ip4:5.35.253.169 ip4:80.251.201.52 -all
v=spf1 ip4:34.90.55.49 ip4:5.35.247.164 ip4:5.35.253.169 include:spf.protection.outlook.com include:146126683.spf08.hubspotemail.net -all

✉️ SPF

Policy	Record (hojskolendk.dk)
-all (hard fail)	v=spf1 ip4:34.90.55.49 ip4:5.35.247.164 ip4:5.35.253.169 include:spf.protection.outlook.com include:146126683.spf08.hubspotemail.net -all

📨 DMARC

Policy	Record (_dmarc.hojskolendk.dk)
p=none (monitor only)	v=DMARC1;p=none;pct=100;fo=0;adkim=r;aspf=r;sp=none

📬 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
CNAME	_acme-challenge.hojskolendk.dk	hojskolendk.dk.kinstavalidation.app

🔗 TLSA / DANE

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

🔐 DNSSEC321ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082901
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

143ms

A

84ms

MX

72ms

AAAA

81ms

TXT

673ms

CAA

135ms

HTTPS

123ms

TLSA

1176ms

SOA

0ms

MTA-STS

138ms

DNSSEC

321ms

SRV

212ms

Total

2928ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-30 16:17:47	2928ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-25 16:41:15	4900ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-16 23:23:08	5895ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-06 14:22:38	1295ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-02 00:58:09	3355ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-01 07:51:20	801ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 19:30:27	2228ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 05:29:03	1403ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 13:18:01	270ms	0 NS 0 A 0 MX	❓ Unknown	View