usoft.dk DNS records

🖥️ Nameservers2 records 51ms

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 58ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2.104.23.73	43200s	2-104-23-73-cable.dk.customer.tdc.net	AS3292	TDC Holding A/S	2.104.0.0/14	🇩🇰 Denmark	Tjæreborg

📧 MX Records1 records 48ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	usoft-dk.mail.protection.outlook.com	2a01:111:f403:ca04::e 2a01:111:f403:ca04::f 2a01:111:f403:ca09::1 2a01:111:f403:ca09::6 52.101.103.143 52.101.68.10 52.101.73.155 52.101.73.26	mail-db8pr02cu00106.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-miypr03cu00107.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-am7pr02cu00203.inbound.protection.outlook.com mail-as9pr05cu01302.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 → 40.104.116.40
🔶 Autoconfig	2.104.23.73

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 93ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records2 records 182ms

TXT Record
MS=ms49439814
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (usoft.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)

🔐 DNSSEC95ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081101
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

51ms

A

58ms

MX

48ms

AAAA

56ms

TXT

182ms

CAA

49ms

HTTPS

59ms

TLSA

1041ms

SOA

0ms

MTA-STS

59ms

DNSSEC

95ms

SRV

93ms

Total

1658ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 10:31:27	1658ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-27 11:11:09	974ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-12 07:59:22	1164ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-04 19:52:21	5510ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-17 20:11:09	1091ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-14 17:35:52	3386ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 10:45:14	2526ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 02:56:48	789ms	2 NS 1 A 1 MX	🔒 Secure	View