viscostar.dk DNS records

🖥️ Nameservers2 records 46ms

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
83.91.81.218	3600s	—	AS3292	TDC Holding A/S	83.90.0.0/15	🇩🇰 Denmark	Viborg

📧 MX Records1 records 40ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	viscostar-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca04::b 2a01:111:f403:ca09::8 2a01:111:f403:ca09::e 52.101.68.36 52.101.68.39 52.101.73.15 52.101.73.24	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-am9pr04cu00107.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 → 40.98.16.23
🔶 Autoconfig	sipfed.online.lync.com → 52.112.124.11

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 214ms

TXT Record
MS=ms90289047
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (viscostar.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

🔏 ACME Challenge

Type	Name	Value
CNAME	_acme-challenge.viscostar.dk	sipfed.online.lync.com

🔗 TLSA / DANE

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC134ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082001
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

46ms

A

45ms

MX

40ms

AAAA

42ms

TXT

214ms

CAA

44ms

HTTPS

42ms

TLSA

109ms

SOA

0ms

MTA-STS

127ms

DNSSEC

134ms

SRV

169ms

Total

2018ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-20 22:58:00	2018ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-12 14:48:39	7712ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-29 19:37:15	1827ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-28 06:13:52	775ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-27 05:11:25	848ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-26 04:49:16	843ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-25 04:37:42	821ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-24 04:24:04	8776ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-23 03:34:14	767ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-07-21 22:59:42	8592ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-06-25 01:13:24	981ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 20:06:29	2172ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 22:19:03	1244ms	2 NS 1 A 1 MX	🔒 Secure	View