techbits.dk DNS records

🖥️ Nameservers2 records 41ms

Nameserver	IP addresses	PTR	ASN / ISP
blair.ns.cloudflare.com	108.162.194.121 162.159.38.121 172.64.34.121 2606:4700:50::a29f:2679 2803:f800:50::6ca2:c279 2a06:98c1:50::ac40:2279	blair.ns.cloudflare.com blair.ns.cloudflare.com blair.ns.cloudflare.com blair.ns.cloudflare.com blair.ns.cloudflare.com blair.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
jake.ns.cloudflare.com	108.162.193.122 172.64.33.122 173.245.59.122 2606:4700:58::adf5:3b7a 2803:f800:50::6ca2:c17a 2a06:98c1:50::ac40:217a	jake.ns.cloudflare.com jake.ns.cloudflare.com jake.ns.cloudflare.com jake.ns.cloudflare.com jake.ns.cloudflare.com jake.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 44ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.0.243	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.151.105	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records2 records 47ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	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	300s	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	104.21.0.243
🔶 Autoconfig	104.21.0.243

🔷 AAAA Records (IPv6)2 records 42ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::6815:f3	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3033::ac43:9769	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 38ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.0.243,172.67.151.105 ech=AEX+DQBBFgAgACDYRgZcGS0vwdTv022gHBCZoFnnpyS2lqeqYf7yRkTeaAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:f3,2606:4700:3033::ac43:9769

📝 TXT Records2 records 199ms

TXT Record
protonmail-verification=27375900b5b77613a409469e4ef15eb3029c33f3
v=spf1 include:_spf.protonmail.ch include:spf.sendinblue.com mx ~all

✉️ SPF

Policy	Record (techbits.dk)
~all (soft fail)	v=spf1 include:_spf.protonmail.ch include:spf.sendinblue.com mx ~all

📨 DMARC

Policy	Record (_dmarc.techbits.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:adam.andersen@techbits.dk

📬 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 62ms

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

🔐 DNSSEC104ms

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

🏷️ SOA40ms

Field	Value
Serial	2404055108
Primary NS (MNAME)	blair.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

41ms

A

44ms

MX

47ms

AAAA

42ms

TXT

199ms

CAA

41ms

HTTPS

38ms

TLSA

62ms

SOA

40ms

MTA-STS

47ms

DNSSEC

104ms

SRV

81ms

Total

883ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 07:38:51	1199ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-08-27 08:00:43	686ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-08-23 02:20:53	10533ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-08-22 02:10:11	2402ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-07-12 19:55:38	17323ms	2 NS 2 A 2 MX	❓ Unknown	View
2026-07-03 00:44:20	1149ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-26 04:22:55	883ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-23 07:54:23	1185ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 05:12:50	658ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-17 13:22:16	3010ms	2 NS 2 A 2 MX	🔓 Insecure	View