mattrs.dk DNS records

🖥️ Nameservers2 records 46ms

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 Records2 records 45ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
75.2.70.75	600s	aacb0a264e514dd48.awsglobalaccelerator.com	AS16509	Amazon.com, Inc.	75.2.0.0/17	🇺🇸 United States	—
99.83.190.102	600s	aacb0a264e514dd48.awsglobalaccelerator.com	AS16509	Amazon.com, Inc.	99.83.128.0/17	🇺🇸 United States	—

📧 MX Records1 records 57ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	mattrs-dk.mail.protection.outlook.com	2a01:111:f403:ca04::6 2a01:111:f403:ca09::2 2a01:111:f403:ca09::7 2a01:111:f403:ca09::b 52.101.68.16 52.101.68.27 52.101.73.11 52.101.73.22	mail-db4pr02cu00406.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com mail-am7pr05cu00106.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 → 52.98.213.200

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 216ms

TXT Record
MS=ms50570806
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (mattrs.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)

🔐 DNSSEC142ms

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

🏷️ SOA0ms

Field	Value
Serial	2026080601
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

46ms

A

45ms

MX

57ms

AAAA

46ms

TXT

216ms

CAA

44ms

HTTPS

47ms

TLSA

111ms

SOA

0ms

MTA-STS

54ms

DNSSEC

142ms

SRV

127ms

Total

1133ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-08 10:25:29	1133ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-07-09 04:18:28	2335ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-25 07:21:21	2019ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-24 07:35:13	1932ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-22 09:48:35	1100ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 04:43:19	1189ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-19 00:44:37	10511ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-18 01:28:22	3047ms	2 NS 2 A 1 MX	🔒 Secure	View