vivaldi.dk DNS records

🖥️ Nameservers2 records 353ms

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 338ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.237.102.141	3600s	fipa.barani.io	AS202053	UpCloud Ltd	94.237.96.0/20	🇫🇮 Finland	—

📧 MX Records1 records 317ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	vivaldi-dk.mail.protection.outlook.com	2a01:111:f403:ca04::2 2a01:111:f403:ca04::6 2a01:111:f403:ca09::9 2a01:111:f403:ca09::d 52.101.68.25 52.101.68.27 52.101.73.153 52.101.73.2	mail-du2pr03cu00102.inbound.protection.outlook.com mail-db4pr02cu00406.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-as8pr05cu00401.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 → 40.104.116.40

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 527ms

TXT Record
MS=ms58693776
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (vivaldi.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)

🔐 DNSSEC441ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081201
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

353ms

A

338ms

MX

317ms

AAAA

326ms

TXT

527ms

CAA

289ms

HTTPS

287ms

TLSA

481ms

SOA

0ms

MTA-STS

374ms

DNSSEC

441ms

SRV

364ms

Total

3074ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-13 06:53:48	3074ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-18 14:35:08	1247ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-14 04:51:53	1137ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 07:02:05	1276ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 09:52:22	966ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-22 16:43:22	1190ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 01:12:20	727ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 00:53:31	610ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 15:38:02	2541ms	2 NS 1 A 1 MX	🔒 Secure	View