malby.dk DNS records

🖥️ Nameservers2 records 292ms

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 223ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.213.53	3600s	webcluster2.webpod12-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 385ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	malby-dk.mail.protection.outlook.com	2a01:111:f403:ca04::8 2a01:111:f403:ca09:: 2a01:111:f403:ca09::4 2a01:111:f403:ca09::6 52.101.68.21 52.101.68.36 52.101.68.39 52.101.73.6	mail-db5pr02cu00100.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-db7pr03cu00607.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 → 40.104.116.24

🔷 AAAA Records (IPv6)1 records 341ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:10a:80ad:5545:72ce:f8f	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 904ms

TXT Record
MS=ms34898927
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (malby.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)

🔐 DNSSEC398ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082001
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

292ms

A

223ms

MX

385ms

AAAA

341ms

TXT

904ms

CAA

370ms

HTTPS

203ms

TLSA

1215ms

SOA

0ms

MTA-STS

345ms

DNSSEC

398ms

SRV

397ms

Total

6398ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-21 00:15:58	6398ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-13 19:54:40	10028ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-20 22:54:30	2415ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-18 10:03:40	8899ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-30 04:56:35	795ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 08:24:32	1234ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 09:34:07	1102ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 21:52:11	796ms	2 NS 1 A 1 MX	🔒 Secure	View