ahdl.dk DNS records

🖥️ Nameservers2 records 39ms

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 Records

🌍

No A records found

📧 MX Records1 records 41ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	ahdl-dk.mail.protection.outlook.com	2a01:111:f403:c967::a 2a01:111:f403:ca04::2 2a01:111:f403:ca09::6 2a01:111:f403:ca21::c 52.101.103.143 52.101.209.28 52.101.68.15 52.101.91.162	mail-cpjpr05cu00102.inbound.protection.outlook.com mail-du2pr03cu00102.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-matpr04cu00204.inbound.protection.outlook.com mail-miypr03cu00107.inbound.protection.outlook.com mail-cpjpr05cu00104.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-matpr04cu00302.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 → 40.104.116.56

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 75ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records2 records 148ms

TXT Record
MS=ms64501765
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (ahdl.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

🔗 TLSA / DANE

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

🔐 DNSSEC82ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA0ms

Field	Value
Serial	2026083001
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

39ms

A

40ms

MX

41ms

AAAA

41ms

TXT

148ms

CAA

38ms

HTTPS

39ms

TLSA

179ms

SOA

0ms

MTA-STS

61ms

DNSSEC

82ms

SRV

75ms

Total

703ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-05 08:36:12	703ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-08-31 13:20:27	718ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-08-30 23:00:30	1016ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-08-25 01:13:56	1019ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-08-02 01:21:03	9252ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-07-25 06:47:26	1222ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-07-03 01:27:53	772ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-06-26 06:02:31	1132ms	2 NS 0 A 1 MX	🔒 Secure	View
2026-06-16 12:49:33	1411ms	2 NS 0 A 1 MX	🔒 Secure	View