carbonic.dk

Records from scan: 2026-10-06 00:07:36  ·  1104ms total  ·  last checked 2026-10-16 17:43 (unchanged)
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

carbonic.dk is a .dk domain served by 2 nameservers (eric.ns.cloudflare.com, gail.ns.cloudflare.com). It was registered on 9 January 2006 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.82.52 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.protonmail.ch, mailsec.protonmail.ch. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records   51ms
NameserverIP addressesPTRASN / 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 Records#

2 records   43ms
IPTTLPTRASNISP / OrgCIDRCountryCity
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 Records#

2 records   42ms
PriorityTTLMail ServerIP addressesPTRASN
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   38ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
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 Records#

1 records   31ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.82.52,172.67.153.144 ech=AEX+DQBBIQAgACBGUw71PF2Y8+J/YDxFlHSihgkaTCeUOm6C8+gzu3URDgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::6815:5234,2606:4700:3035::ac43:9990

📝 TXT Records#

3 records   163ms
TXT Record
google-site-verification=hQvgwLRBBxdqTm7Bec0wq2aD2eo7qFEIHQNSxLdJPE0
protonmail-verification=4c3c1527ebffb0c97134b87b813364c642f679f0
v=spf1 include:_spf.protonmail.ch ~all

✉️ SPF#

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

📨 DMARC#

PolicyRecord (_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

🧩 Web & zone#

checked 2026-10-08 06:58:35
www104.21.82.52 172.67.153.144 2606:4700:3034::6815:5234 2606:4700:3035::ac43:9990 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo
Denial of existenceCompact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEYPublished: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

1 found
SelectorCNAMEKey
default — RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

4 records   181ms
Service / OwnerTypeCert 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…

🔐 DNSSEC#

122ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

29ms
FieldValue
Serial2416703557
Primary NS (MNAME)eric.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-06 00:28:55
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2006-01-09
Expires2036-01-31 (3392d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
51ms
A
43ms
MX
42ms
AAAA
38ms
TXT
163ms
CAA
34ms
HTTPS
31ms
TLSA
181ms
SOA
29ms
MTA-STS
57ms
DNSSEC
122ms
SRV
74ms
Total
1104ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-06 00:07:36 shown 1104ms 2 NS 2 A 2 MX 🔒 Secure
2026-09-30 23:38:29 620ms 2 NS 2 A 2 MX 🔒 Secure
2026-09-26 21:08:56 10065ms 2 NS 2 A 2 MX 🔒 Secure
2026-09-25 03:58:05 874ms 2 NS 2 A 2 MX 🔒 Secure
2026-09-24 03:37:18 880ms 2 NS 2 A 2 MX 🔒 Secure
2026-09-13 10:25:28 830ms 2 NS 2 A 2 MX 🔒 Secure
2026-09-04 23:31:25 707ms 2 NS 2 A 2 MX 🔒 Secure
2026-08-28 01:52:36 1431ms 2 NS 2 A 2 MX 🔒 Secure
2026-08-19 00:19:33 6676ms 2 NS 2 A 2 MX 🔒 Secure
2026-07-25 22:44:42 9003ms 2 NS 2 A 2 MX 🔒 Secure
2026-07-14 06:59:33 1393ms 2 NS 2 A 2 MX 🔒 Secure
2026-07-12 14:04:27 1052ms 2 NS 2 A 2 MX 🔒 Secure
2026-07-03 14:25:21 9988ms 2 NS 2 A 2 MX 🔒 Secure
2026-06-27 07:25:24 2402ms 2 NS 2 A 2 MX 🔒 Secure
2026-06-22 00:52:06 1180ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-16 19:15:16 2845ms 2 NS 2 A 2 MX 🔒 Secure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone