arbejdsmiljoekurser.dk DNS records

🖥️ Nameservers2 records 85ms

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 61ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
146.66.85.36	3600s	146-66-85-36.no-dns-yet.in-addr.zen.co.uk	AS13037	Zen Internet Ltd	146.66.64.0/18	🇬🇧 United Kingdom	Rochdale

📧 MX Records1 records 47ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	600s	arbejdsmiljoebasen-dk.mail.protection.outlook.com	2a01:111:f403:ca04::b 2a01:111:f403:ca04::d 2a01:111:f403:ca09::20 2a01:111:f403:ca09::3 52.101.209.153 52.101.68.21 52.101.73.123 52.101.73.8	mail-dbbpr03cu00103.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-am6pr02cu00203.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 → 40.104.116.8

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 174ms

TXT Record
MS=ms44389166
v=spf1 +a +mx +a:ns1.ams14.siteground.eu include:_spf.mailspamprotection.com include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (arbejdsmiljoekurser.dk)
-all (hard fail)	v=spf1 +a +mx +a:ns1.ams14.siteground.eu include:_spf.mailspamprotection.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)

🔐 DNSSEC126ms

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

🏷️ SOA0ms

Field	Value
Serial	2026030701
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

85ms

A

61ms

MX

47ms

AAAA

44ms

TXT

174ms

CAA

77ms

HTTPS

72ms

TLSA

800ms

SOA

0ms

MTA-STS

80ms

DNSSEC

126ms

SRV

90ms

Total

1786ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 06:35:02	1786ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-25 15:08:31	1251ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-10 21:05:14	5252ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-01 23:54:37	1088ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 12:50:31	2407ms	2 NS 1 A 1 MX	🔒 Secure	View