devtsb.dk DNS records

🖥️ Nameservers2 records 38ms

Nameserver	IP addresses	PTR	ASN / ISP
ns61.domaincontrol.com	—	—	—
ns62.domaincontrol.com	—	—	—

🌍 A Records2 records 35ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
15.197.148.33	—	a2aa9ff50de748dbe.awsglobalaccelerator.com	AS16509	Amazon.com, Inc.	15.196.0.0/14	🇺🇸 United States	—
3.33.130.190	—	a2aa9ff50de748dbe.awsglobalaccelerator.com	AS16509	Amazon.com, Inc.	3.33.128.0/17	🇺🇸 United States	—

📧 MX Records2 records 35ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	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	—	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

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 171ms

TXT Record
protonmail-verification=530211a59dc2690d1514291af974c287299c5c89
v=spf1 include:_spf.protonmail.ch ~all

✉️ SPF

Policy	Record (devtsb.dk)
~all (soft fail)	v=spf1 include:_spf.protonmail.ch ~all

📨 DMARC

Policy	Record (_dmarc.devtsb.dk)
p=quarantine	v=DMARC1; p=quarantine

📬 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 81ms

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…

🔐 DNSSEC122ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA38ms

Field	Value
Serial	2026020108
Primary NS (MNAME)	ns61.domaincontrol.com
Responsible (RNAME)	dns@jomax.net
Refresh	28800s
Retry	7200s
Expire	604800s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

38ms

A

35ms

MX

35ms

AAAA

35ms

TXT

171ms

CAA

37ms

HTTPS

35ms

TLSA

81ms

SOA

38ms

MTA-STS

58ms

DNSSEC

122ms

SRV

0ms

Total

790ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-02 17:56:12	1321ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-07-29 20:25:20	10884ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-07-28 00:39:45	1507ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-07-25 23:51:03	8958ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-07-01 13:01:39	1023ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-24 19:40:31	1271ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-19 14:37:15	795ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-17 02:53:38	2538ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-17 02:30:19	790ms	2 NS 2 A 2 MX	🔓 Insecure	View