calcoapp.dk

📜 Historical scan 2026-06-16 18:55:49  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

calcoapp.dk is a .dk domain served by 2 nameservers (ligia.ns.cloudflare.com, tony.ns.cloudflare.com). It was registered on 4 May 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.54.82 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by route1.mx.cloudflare.net, route3.mx.cloudflare.net and 1 more. The zone is not DNSSEC-signed, 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   37ms
NameserverIP addressesPTRASN / ISP
ligia.ns.cloudflare.com — — —
tony.ns.cloudflare.com — — —

🌍 A Records#

2 records   35ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.54.82 — — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.136.200 — — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

3 records   48ms
PriorityTTLMail ServerIP addressesPTRASN
56 — route1.mx.cloudflare.net 162.159.205.11
162.159.205.12
162.159.205.13		 route1.mx.cloudflare.net
route1.mx.cloudflare.net
route1.mx.cloudflare.net		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
75 — route3.mx.cloudflare.net 162.159.205.23
162.159.205.24
162.159.205.25		 route3.mx.cloudflare.net
route3.mx.cloudflare.net
route3.mx.cloudflare.net		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
77 — route2.mx.cloudflare.net 162.159.205.17
162.159.205.18
162.159.205.19		 route2.mx.cloudflare.net
route2.mx.cloudflare.net
route2.mx.cloudflare.net		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.

🔷 AAAA Records (IPv6)#

2 records   32ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3030::ac43:88c8 — — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3037::6815:3652 — — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   42ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.54.82,172.67.136.200 ech=AEX+DQBBiQAgACB6fwZmiM8HN6m0zArqRqb3a8Bz4w83oH5zMt0Ta81SRQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:88c8,2606:4700:3037::6815:3652

📝 TXT Records#

2 records   177ms
TXT Record
google-site-verification=poEZ5go3vkSLz7YVczyGEare-Giqj-aZMFo8lE1qAbw
v=spf1 include:_spf.mx.cloudflare.net ~all

✉️ SPF#

PolicyRecord (calcoapp.dk)
~all (soft fail) v=spf1 include:_spf.mx.cloudflare.net ~all

📨 DMARC#

PolicyRecord (_dmarc.calcoapp.dk)
p=none (monitor only) v=DMARC1; p=none; rua=mailto:dmarc-reports@calcoapp.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 2026-10-08 03:59:47
www104.21.54.82 172.67.136.200 2a06:98c1:3120::1 2a06:98c1:3121::1 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo

✍️ DKIM keys#

1 found
SelectorCNAMEKey
google — 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

🔗 TLSA / DANE#

9 records   50ms
Service / OwnerTypeCert association
SMTP _25._tcp.route1.mx.cloudflare.net DANE-TA · SPKI · SHA-256 59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route1.mx.cloudflare.net DANE-EE · SPKI · SHA-256 0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route1.mx.cloudflare.net DANE-EE · SPKI · SHA-256 9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route2.mx.cloudflare.net DANE-TA · SPKI · SHA-256 59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route2.mx.cloudflare.net DANE-EE · SPKI · SHA-256 0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route2.mx.cloudflare.net DANE-EE · SPKI · SHA-256 9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route3.mx.cloudflare.net DANE-EE · SPKI · SHA-256 0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route3.mx.cloudflare.net DANE-TA · SPKI · SHA-256 59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route3.mx.cloudflare.net DANE-EE · SPKI · SHA-256 9BE5B7D47F9EFF930C11EB04D27CAE6B…

🔐 DNSSEC#

130ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

38ms
FieldValue
Serial2405911391
Primary NS (MNAME)ligia.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-12 12:14:29
FieldValue
RegistrarSimply.com A/S
Registered2026-05-04
Expires2027-05-03 (197d)

🔗 Same registrant#

0 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

No other domain with this registrant in our WHOIS data yet
📋 WHOIS#

⏱️ Lookup Timing#

NS
37ms
A
35ms
MX
48ms
AAAA
32ms
TXT
177ms
CAA
36ms
HTTPS
42ms
TLSA
50ms
SOA
38ms
MTA-STS
39ms
DNSSEC
130ms
SRV
0ms
Total
960ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-08 03:59:47 522ms 2 NS 2 A 1 MX 🔓 Insecure
2026-10-02 22:59:22 578ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-29 22:49:07 644ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-25 06:38:22 836ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-21 17:11:40 1248ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-30 06:37:11 1200ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-28 21:52:20 1556ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-27 20:10:14 1371ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-22 08:16:54 2108ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-27 12:01:19 1255ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-21 06:02:45 1213ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-18 21:49:38 1199ms 2 NS 2 A 3 MX 🔓 Insecure
2026-06-16 18:55:49 shown 960ms 2 NS 2 A 3 MX 🔓 Insecure
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