carbonic.dk DNS records

🖥️ Nameservers2 records 78ms

Nameserver	IP addresses	PTR	ASN / ISP
eric.ns.cloudflare.com	108.162.193.112 172.64.33.112 173.245.59.112 2606:4700:58::adf5:3b70 2803:f800:50::6ca2:c170 2a06:98c1:50::ac40:2170	eric.ns.cloudflare.com eric.ns.cloudflare.com eric.ns.cloudflare.com eric.ns.cloudflare.com eric.ns.cloudflare.com eric.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
gail.ns.cloudflare.com	108.162.192.116 172.64.32.116 173.245.58.116 2606:4700:50::adf5:3a74 2803:f800:50::6ca2:c074 2a06:98c1:50::ac40:2074	gail.ns.cloudflare.com gail.ns.cloudflare.com gail.ns.cloudflare.com gail.ns.cloudflare.com gail.ns.cloudflare.com gail.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 58ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.82.52	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.153.144	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records2 records 51ms

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

🔷 AAAA Records (IPv6)2 records 55ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3034::6815:5234	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::ac43:9990	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 64ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.82.52,172.67.153.144 ech=AEX+DQBBGQAgACAPXO7Y1DOCev7PtFEuNgGpquqxccAADZv09nN/Da31IgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::6815:5234,2606:4700:3035::ac43:9990

📝 TXT Records3 records 216ms

TXT Record
google-site-verification=hQvgwLRBBxdqTm7Bec0wq2aD2eo7qFEIHQNSxLdJPE0
protonmail-verification=4c3c1527ebffb0c97134b87b813364c642f679f0
v=spf1 include:_spf.protonmail.ch ~all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.carbonic.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 75ms

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	76BB66711DA416433CA890A5B2E5A053…
SMTP _25._tcp.mailsec.protonmail.ch	DANE-EE · SPKI · SHA-256	6111A5698D23C89E09C36FF833C1487E…

🔐 DNSSEC76ms

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

🏷️ SOA0ms

Field	Value
Serial	2412556357
Primary NS (MNAME)	eric.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

78ms

A

58ms

MX

51ms

AAAA

55ms

TXT

216ms

CAA

44ms

HTTPS

64ms

TLSA

75ms

SOA

0ms

MTA-STS

50ms

DNSSEC

76ms

SRV

85ms

Total

1431ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 01:52:36	1431ms	2 NS 2 A 2 MX	🔒 Secure	View
2026-08-19 00:19:33	6676ms	2 NS 2 A 2 MX	🔒 Secure	View
2026-07-25 22:44:42	9003ms	2 NS 2 A 2 MX	🔒 Secure	View
2026-07-14 06:59:33	1393ms	2 NS 2 A 2 MX	🔒 Secure	View
2026-07-12 14:04:27	1052ms	2 NS 2 A 2 MX	🔒 Secure	View
2026-07-03 14:25:21	9988ms	2 NS 2 A 2 MX	🔒 Secure	View
2026-06-27 07:25:24	2402ms	2 NS 2 A 2 MX	🔒 Secure	View
2026-06-22 00:52:06	1180ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-16 19:15:16	2845ms	2 NS 2 A 2 MX	🔒 Secure	View