pre.dk DNS records

🖥️ Nameservers2 records 209ms

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 220ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.111.241.109	—	webcluster2.wordpresspod2-cph3.one.com	AS51468	One.com A/S	77.111.240.0/22	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 207ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	—	pre-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::6 2a01:111:f403:ca04::9 2a01:111:f403:ca09::3 52.101.68.27 52.101.68.39 52.101.73.16 52.101.73.19	mail-dbapr03cu00100.inbound.protection.outlook.com mail-db4pr02cu00406.inbound.protection.outlook.com mail-db7pr03cu00601.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-as8pr04cu00803.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

🔷 AAAA Records (IPv6)1 records 228ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:104:8069:6d6d:3f6:5598	—	—	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 400ms

TXT Record
MS=ms80550811
v=spf1 include:spf.protection.outlook.com include:_custspf.one.com -all

✉️ SPF

Policy	Record (pre.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)

🔐 DNSSEC2205ms

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

🏷️ SOA2157ms

Field	Value
Serial	2026060402
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

209ms

A

220ms

MX

207ms

AAAA

228ms

TXT

400ms

CAA

228ms

HTTPS

216ms

TLSA

337ms

SOA

2157ms

MTA-STS

149ms

DNSSEC

2205ms

SRV

0ms

Total

4023ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-22 10:11:32	9541ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-06 17:56:43	1443ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-02 20:39:36	2106ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-23 20:15:42	1076ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 18:01:23	864ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 14:24:13	4023ms	2 NS 1 A 1 MX	🔒 Secure	View