m21labs.dk DNS records

🖥️ Nameservers2 records 65ms

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 67ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
20.82.12.44	1024s	—	AS8075	Microsoft Corporation	20.64.0.0/10	🇳🇱 The Netherlands	Amsterdam

📧 MX Records1 records 43ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	m21labs-dk.mail.protection.outlook.com	2a01:111:f403:ca04::7 2a01:111:f403:ca09:: 2a01:111:f403:ca09::20 2a01:111:f403:ca09::f 52.101.68.18 52.101.68.21 52.101.68.29 52.101.73.4	mail-db4pr02cu00307.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-am0pr83cu00404.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
🔶 Autoconfig	46.30.213.135

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records3 records 189ms

TXT Record
8s7flkg2ktqdkcj05mdfhqn25n738k09
MS=ms43442685
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (m21labs.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)

🔐 DNSSEC9107ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✓ Found
Flags	unsigned answer

🏷️ SOA59ms

Field	Value
Serial	2026070802
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

65ms

A

67ms

MX

43ms

AAAA

53ms

TXT

189ms

CAA

50ms

HTTPS

56ms

TLSA

815ms

SOA

59ms

MTA-STS

71ms

DNSSEC

9107ms

SRV

86ms

Total

14810ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-12 04:20:46	14810ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-19 01:29:11	5816ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-09 06:19:42	1347ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-08 05:50:16	1150ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-25 21:37:27	1782ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-19 08:26:13	1093ms	2 NS 1 A 1 MX	⚠️ Bogus	View
2026-06-18 21:26:36	1006ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-18 19:22:06	6989ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-18 03:11:09	3385ms	2 NS 1 A 1 MX	🔓 Insecure	View