cantos.dk

📜 Historical scan 2026-08-24 07:01:19  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cantos.dk is a .dk domain served by 2 nameservers (cody.ns.cloudflare.com, sky.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.42.3 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.cantos.dk. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records   55ms
NameserverIP addressesPTRASN / ISP
cody.ns.cloudflare.com 108.162.193.107
172.64.33.107
173.245.59.107
2606:4700:58::adf5:3b6b
2803:f800:50::6ca2:c16b
2a06:98c1:50::ac40:216b		 cody.ns.cloudflare.com
cody.ns.cloudflare.com
cody.ns.cloudflare.com
cody.ns.cloudflare.com
cody.ns.cloudflare.com
cody.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
sky.ns.cloudflare.com 108.162.194.2
162.159.38.2
172.64.34.2
2606:4700:50::a29f:2602
2803:f800:50::6ca2:c202
2a06:98c1:50::ac40:2202		 sky.ns.cloudflare.com
sky.ns.cloudflare.com
sky.ns.cloudflare.com
sky.ns.cloudflare.com
sky.ns.cloudflare.com
sky.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   53ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.42.3 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.197.222 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   51ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s mail.cantos.dk 49.12.171.172 cp12.nordicway.dk AS24940 Hetzner Online GmbH

🔷 AAAA Records (IPv6)#

2 records   40ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3034::ac43:c5de 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3035::6815:2a03 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   54ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.42.3,172.67.197.222 ech=AEX+DQBBkwAgACDn2XGicWwI/oBbbDLGURa5Aj1DdRL6viDLkySt+O9BPQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::ac43:c5de,2606:4700:3035::6815:2a03

📝 TXT Records#

1 records   220ms
TXT Record
v=spf1 ip4:49.12.171.172 include:cantos.dk ~all

✉️ SPF#

PolicyRecord (cantos.dk)
~all (soft fail) v=spf1 ip4:49.12.171.172 include:cantos.dk ~all

📨 DMARC#

PolicyRecord (_dmarc.cantos.dk)
p=none (monitor only) v=DMARC1; p=none; rua=mailto:ed39a64e1a5d4a38a0d4943793002fd3@dmarc-reports.cloudflare.net,mailto:service@cantos.dk,mailto:carsten@woehlk.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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-11 18:54:13
www104.21.42.3 172.67.197.222 2606:4700:3034::ac43:c5de 2606:4700:3035::6815:2a03 (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: 1/10 · policy: ~all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.cantos.dk 9SNwAVVmaGWqB_sJZrocqp0GmdqrnsQjxYxqwO8f9Wo
TXT _acme-challenge.cantos.dk QsP2CPXOyQXs0FKQA__tCZsOzknb_QhP5sHgLsU2FtI
TXT _acme-challenge.cantos.dk fshKeYdl7CqcGVN2PIqAXVVDb93gXe2aUJ4R0nXRpxQ

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

97ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

0ms
FieldValue
Serial2412995185
Primary NS (MNAME)cody.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup
📋 WHOIS#

⏱️ Lookup Timing#

NS
55ms
A
53ms
MX
51ms
AAAA
40ms
TXT
220ms
CAA
45ms
HTTPS
54ms
TLSA
90ms
SOA
0ms
MTA-STS
70ms
DNSSEC
97ms
SRV
77ms
Total
1134ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-01 22:44:50 685ms 2 NS 2 A 1 MX 🔒 Secure
2026-09-30 22:38:12 531ms 2 NS 2 A 1 MX 🔒 Secure
2026-09-24 01:04:42 708ms 2 NS 2 A 1 MX 🔒 Secure
2026-09-08 07:20:18 1268ms 2 NS 2 A 1 MX 🔒 Secure
2026-08-27 00:15:43 880ms 2 NS 2 A 1 MX 🔒 Secure
2026-08-25 07:44:38 1163ms 2 NS 2 A 1 MX 🔒 Secure
2026-08-24 07:01:19 shown 1134ms 2 NS 2 A 1 MX 🔒 Secure
2026-08-07 21:45:24 922ms 2 NS 2 A 1 MX 🔒 Secure
2026-07-17 07:04:43 1734ms 2 NS 2 A 1 MX 🔒 Secure
2026-07-03 17:41:10 809ms 2 NS 0 A 0 MX ⚠️ Bogus
2026-07-02 11:37:06 1574ms 2 NS 2 A 1 MX 🔒 Secure
2026-06-24 17:13:20 991ms 2 NS 2 A 1 MX 🔒 Secure
2026-06-20 19:12:44 701ms 2 NS 2 A 1 MX 🔒 Secure
2026-06-16 19:11:06 536ms 2 NS 2 A 1 MX 🔒 Secure
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