udstyk.dk DNS records

🖥️ Nameservers2 records 94ms

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 84ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.213.27	3600s	webcluster1.webpod12-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 81ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	udstyk-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::6 2a01:111:f403:ca04::d 2a01:111:f403:ca09::e 52.101.68.12 52.101.68.29 52.101.73.15 52.101.73.2	mail-dbapr03cu00100.inbound.protection.outlook.com mail-db4pr02cu00406.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as9pr07cu00302.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 → 52.98.212.248
🔶 Autoconfig	46.30.213.27

🔷 AAAA Records (IPv6)1 records 94ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:10a:db:76cb:f425:6eb5	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 233ms

TXT Record
MS=ms82035618
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (udstyk.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)

🔐 DNSSEC226ms

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

🏷️ SOA0ms

Field	Value
Serial	2026072905
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

94ms

A

84ms

MX

81ms

AAAA

94ms

TXT

233ms

CAA

90ms

HTTPS

87ms

TLSA

275ms

SOA

0ms

MTA-STS

82ms

DNSSEC

226ms

SRV

163ms

Total

1392ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-07-30 14:59:51	1392ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-27 21:08:24	1695ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 19:50:12	5152ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 06:02:18	919ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-22 11:53:01	1311ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 02:06:30	587ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 02:59:24	2159ms	2 NS 1 A 1 MX	🔒 Secure	View