ahartmann.dk DNS records

🖥️ Nameservers2 records 42ms

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 49ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.213.136	3600s	webcluster1.webpod14-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 84ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	600s	ahartmann-dk.mail.protection.outlook.com	2a01:111:f403:ca04::d 2a01:111:f403:ca09::26 2a01:111:f403:ca09::e 2a01:111:f403:ca48::8 52.101.103.137 52.101.68.18 52.101.73.12 52.101.73.6	mail-db6pr03cu00105.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-miypr02cu00100.inbound.protection.outlook.com mail-miypr02cu00101.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-am4pr0401cu00104.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 → 40.104.116.8

🔷 AAAA Records (IPv6)1 records 70ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:10c:44:feb0:585b:3b1	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

📝 TXT Records2 records 215ms

TXT Record
MS=ms14584692
v=spf1 include:spf.protection.outlook.com include:_custspf.one.com -all

✉️ SPF

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

🔐 DNSSEC141ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082101
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

42ms

A

49ms

MX

84ms

AAAA

70ms

TXT

215ms

CAA

89ms

HTTPS

67ms

TLSA

369ms

SOA

0ms

MTA-STS

104ms

DNSSEC

141ms

SRV

101ms

Total

1200ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 20:29:01	1200ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-22 21:06:56	1274ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-15 21:19:51	5674ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-09 20:42:44	3895ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-22 17:29:00	1280ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-28 14:18:54	1713ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-28 08:20:46	893ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 00:56:07	1363ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 12:47:44	1029ms	2 NS 1 A 1 MX	🔒 Secure	View