cal.dk

📜 Historical scan 2026-06-16 18:55:45 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cal.dk is a .dk domain served by 2 nameservers (amit.ns.cloudflare.com, emma.ns.cloudflare.com). It was registered on 9 June 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 188.166.161.222 is hosted by DigitalOcean, LLC (AS14061) in Germany. Mail is handled by cal-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. 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 28ms

Nameserver	IP addresses	PTR	ASN / ISP
amit.ns.cloudflare.com	—	—	—
emma.ns.cloudflare.com	—	—	—

🌍 A Records#

1 records 27ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
188.166.161.222	—	—	AS14061	DigitalOcean, LLC	188.166.0.0/16	🇩🇪 Germany	Frankfurt am Main

📧 MX Records#

1 records 26ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	cal-dk.mail.protection.outlook.com	52.101.68.32 52.101.73.22 52.101.73.28 52.101.73.8	mail-db3pr0202cu00200.inbound.protection.outlook.com mail-am7pr05cu00106.inbound.protection.outlook.com mail-am7pr05cu00204.inbound.protection.outlook.com mail-am0pr04cu00500.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

4 records 96ms

TXT Record
MS=ms17342895
MS=ms49059564
v=msv1 t=DB06FD85-AC16-4255-A793-FF6FA1CEDCD9
v=spf1 include:spf.protection.outlook.com a:mailfilter01.itf.dk -all

✉️ SPF#

Policy	Record (cal.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com a:mailfilter01.itf.dk -all

📨 DMARC#

Policy	Record (_dmarc.cal.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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 2026-10-09 13:09:06

www	185.21.41.178 (AS48854) (address records, no CNAME)
www vs bare domain	Same network cal.dk: 185.21.41.178 (AS48854) www.cal.dk: 185.21.41.178 (AS48854)
Wildcard	No

✍️ DKIM keys#

2 found

Selector	CNAME	Key
s1	s1.domainkey.u33880552.wl053.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u33880552.wl053.sendgrid.net	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#

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

🔐 DNSSEC#

107ms

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

🏷️ SOA#

27ms

Field	Value
Serial	2405854034
Primary NS (MNAME)	amit.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-05 21:33:03

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1999-06-09
Expires	2027-06-30 (256d)

📋 WHOIS#

⏱️ Lookup Timing#

28ms

27ms

26ms

AAAA

27ms

TXT

96ms

CAA

28ms

HTTPS

27ms

TLSA

296ms

SOA

27ms

MTA-STS

35ms

DNSSEC

107ms

SRV

0ms

Total

717ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 04:18:31	1223ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-29 02:32:12	1530ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-10 13:33:20	2238ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-08 09:58:44	1828ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-25 16:51:57	1573ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-21 14:51:18	2472ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-20 14:38:36	14161ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-01 23:25:33	2028ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-26 07:16:05	2365ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-25 18:50:10	857ms	2 NS 1 A 0 MX	🔓 Insecure
2026-06-16 18:55:45 shown	717ms	2 NS 1 A 1 MX	🔓 Insecure