matterby.dk DNS records

🖥️ Nameservers4 records 126ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S
ns4.simply.com	91.197.248.80	ns4.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records1 records 102ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.103.93	3600s	linux87.unoeuro.com	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records1 records 148ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	matterby-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::4 2a01:111:f403:ca09::2 2a01:111:f403:ca09::7 52.101.73.153 52.101.73.24 52.101.73.26 52.101.73.28	mail-db7pr03cu00401.inbound.protection.outlook.com mail-db4pr02cu00204.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-as8pr05cu00300.inbound.protection.outlook.com mail-as9pr05cu01302.inbound.protection.outlook.com mail-am7pr05cu00204.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

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 661ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records2 records 181ms

TXT Record
MS=ms55754183
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (matterby.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)

🔐 DNSSEC172ms

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

🏷️ SOA0ms

Field	Value
Serial	2020072990
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

126ms

A

102ms

MX

148ms

AAAA

117ms

TXT

181ms

CAA

126ms

HTTPS

99ms

TLSA

181ms

SOA

0ms

MTA-STS

203ms

DNSSEC

172ms

SRV

661ms

Total

1874ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-06 17:38:40	1874ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-07-30 06:02:23	10975ms	4 NS 1 A 0 MX	🔒 Secure	View
2026-06-28 13:03:12	921ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-28 00:07:03	1498ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 05:43:54	1084ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 08:38:33	1542ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 04:54:12	1118ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-19 13:59:15	3459ms	4 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 13:32:15	2692ms	4 NS 1 A 1 MX	🔒 Secure	View