on-sound.dk DNS records

🖥️ Nameservers2 records 44ms

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 45ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.215.20	3600s	webcluster1.webpod15-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 44ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	600s	onsound-dk0e.mail.protection.outlook.com	2a01:111:f403:ca04::6 2a01:111:f403:ca09::4 2a01:111:f403:ca09::6 2a01:111:f403:ca48::a 52.101.73.1 52.101.73.12 52.101.73.123 52.101.73.24	mail-db4pr02cu00406.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-am6pr02cu00203.inbound.protection.outlook.com mail-as8pr05cu00300.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

🔷 AAAA Records (IPv6)1 records 51ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:10e:a7:b3e:5438:1992	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 232ms

TXT Record
MS=ms95785059
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (on-sound.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)

🔐 DNSSEC109ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082105
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

44ms

A

45ms

MX

44ms

AAAA

51ms

TXT

232ms

CAA

48ms

HTTPS

61ms

TLSA

186ms

SOA

0ms

MTA-STS

83ms

DNSSEC

109ms

SRV

80ms

Total

865ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 16:00:23	865ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-22 01:27:37	4845ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-12 10:37:29	1518ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-07 17:30:58	3861ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-12 03:17:48	1857ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-03 08:13:53	867ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 07:43:54	1325ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 09:35:56	1178ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 07:41:21	917ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 00:22:12	1140ms	2 NS 1 A 1 MX	🔒 Secure	View