deckoffice.dk DNS records

🖥️ Nameservers2 records 50ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.curanet.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records1 records 55ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
89.188.79.209	3600s	—	AS48854	team.blue Denmark A/S	89.188.72.0/21	🇩🇰 Denmark	—

📧 MX Records2 records 66ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	60s	mail.protonmail.ch	176.119.200.128 185.205.70.128 185.70.42.128	mail.protonmail.ch mail.protonmail.ch mail.protonmail.ch	AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG
20	60s	mailsec.protonmail.ch	176.119.200.129 185.205.70.129 185.70.42.129	mailsec.protonmail.ch mailsec.protonmail.ch mailsec.protonmail.ch	AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 52.98.149.152

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 166ms

TXT Record
protonmail-verification=f2a711a544defc8062b193c0fc92bd1ee017fed8
v=spf1 include:_spf.protonmail.ch ~all include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (deckoffice.dk)
-all (hard fail)	v=spf1 include:_spf.protonmail.ch ~all include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.deckoffice.dk)
p=none (monitor only)	v=DMARC1; p=none

📬 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 / DANE4 records 161ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mail.protonmail.ch	DANE-EE · SPKI · SHA-256	6111A5698D23C89E09C36FF833C1487E…
SMTP _25._tcp.mail.protonmail.ch	DANE-EE · SPKI · SHA-256	76BB66711DA416433CA890A5B2E5A053…
SMTP _25._tcp.mailsec.protonmail.ch	DANE-EE · SPKI · SHA-256	6111A5698D23C89E09C36FF833C1487E…
SMTP _25._tcp.mailsec.protonmail.ch	DANE-EE · SPKI · SHA-256	76BB66711DA416433CA890A5B2E5A053…

🔐 DNSSEC93ms

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

🏷️ SOA0ms

Field	Value
Serial	2026032002
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

50ms

A

55ms

MX

66ms

AAAA

50ms

TXT

166ms

CAA

46ms

HTTPS

42ms

TLSA

161ms

SOA

0ms

MTA-STS

65ms

DNSSEC

93ms

SRV

73ms

Total

914ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-02 13:11:09	914ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-09-02 06:59:46	948ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-23 22:35:19	762ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-22 20:03:45	920ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 19:00:58	1386ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-17 01:25:05	636ms	2 NS 1 A 2 MX	🔒 Secure	View