do-f.dk DNS records

🖥️ Nameservers2 records 105ms

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 94ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
95.179.160.42	600s	95.179.160.42.vultrusercontent.com	AS20473	The Constant Company, LLC	95.179.128.0/17	🇩🇪 Germany	Frankfurt am Main

📧 MX Records1 records 103ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	dof-dk0e.mail.protection.outlook.com	2a01:111:f403:ca04::9 2a01:111:f403:ca04::b 2a01:111:f403:ca09::3 2a01:111:f403:ca48::c 52.101.68.3 52.101.68.8 52.101.73.26 52.101.73.6	mail-db7pr03cu00601.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-as9pr05cu01302.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
🔶 Autoconfig	95.179.160.42

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 376ms

TXT Record
MS=ms24225417
v=spf1 include:spf.protection.outlook.com a:difsmtp01.dif.dk -all

✉️ SPF

Policy	Record (do-f.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com a:difsmtp01.dif.dk -all

📨 DMARC

Policy	Record (_dmarc.do-f.dk)
p=none (monitor only)	v=DMARC1; p=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

🔗 TLSA / DANE

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

🔐 DNSSEC301ms

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

105ms

A

94ms

MX

103ms

AAAA

101ms

TXT

376ms

CAA

100ms

HTTPS

97ms

TLSA

762ms

SOA

0ms

MTA-STS

192ms

DNSSEC

301ms

SRV

178ms

Total

1959ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-29 20:32:40	1959ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-27 15:08:47	1622ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 10:10:05	3449ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 14:36:48	684ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 07:34:30	2253ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 23:45:09	1187ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 03:20:40	2456ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 04:29:30	13072ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 04:09:12	1889ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 04:07:08	773ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 04:01:18	655ms	2 NS 1 A 1 MX	🔒 Secure	View