vadc.dk DNS records

🖥️ Nameservers2 records 170ms

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 216ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.111.240.147	3600s	webcluster20.webpod11-cph3.one.com	AS51468	One.com A/S	77.111.240.0/22	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 235ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	vadc-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::8 2a01:111:f403:ca04::d 2a01:111:f403:ca09::1 52.101.73.12 52.101.73.19 52.101.73.2 52.101.73.30	mail-dbapr03cu00100.inbound.protection.outlook.com mail-db5pr02cu00100.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-as8pr04cu00803.inbound.protection.outlook.com mail-as9pr07cu00302.inbound.protection.outlook.com mail-am7pr05cu00306.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 225ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:102:9f:8d1d:81f2:c47	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

🔌 SRV Records1 records 286ms

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

📝 TXT Records2 records 419ms

TXT Record
MS=ms60960200
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (vadc.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)

🔐 DNSSEC330ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081401
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

170ms

A

216ms

MX

235ms

AAAA

225ms

TXT

419ms

CAA

236ms

HTTPS

204ms

TLSA

533ms

SOA

0ms

MTA-STS

235ms

DNSSEC

330ms

SRV

286ms

Total

2513ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-17 13:28:47	2513ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-16 04:02:24	17097ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 10:54:13	1376ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 17:56:22	701ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 15:50:30	1045ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-22 00:43:33	1015ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 15:38:22	1170ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-18 07:52:04	1080ms	2 NS 1 A 1 MX	🔒 Secure	View