calc.dk

📜 Historical scan 2026-06-16 18:55:17 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

calc.dk is a .dk domain served by 2 nameservers (ns1.dan.com, ns2.dan.com). It was registered on 2 April 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 13.248.169.48 is hosted by Amazon.com, Inc. (AS16509) in United States. The zone is not DNSSEC-signed, has no 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 48ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.dan.com	—	—	—
ns2.dan.com	—	—	—

🌍 A Records#

2 records 48ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
13.248.169.48	—	a904c694c05102f30.awsglobalaccelerator.com	AS16509	Amazon.com, Inc.	13.248.0.0/14	🇺🇸 United States	—
76.223.54.146	—	a904c694c05102f30.awsglobalaccelerator.com	AS16509	Amazon.com, Inc.	76.223.0.0/17	🇺🇸 United States	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝

No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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 2026-10-13 12:16:59

www	13.248.169.48 76.223.54.146 (AS16509) (address records, no CNAME)
www vs bare domain	Same network calc.dk: 13.248.169.48 76.223.54.146 (AS16509) www.calc.dk: 13.248.169.48 76.223.54.146 (AS16509)
Wildcard	Yes: any name under the zone resolves

🔗 TLSA / DANE#

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

🔐 DNSSEC#

125ms

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

🏷️ SOA#

45ms

Field	Value
Serial	2025100100
Primary NS (MNAME)	ns1.dan.com
Responsible (RNAME)	dns@jomax.net
Refresh	28800s
Retry	7200s
Expire	604800s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-09 16:43:43

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2021-04-02
Expires	2027-04-30 (195d)

📋 WHOIS#

⏱️ Lookup Timing#

48ms

49ms

AAAA

47ms

TXT

2174ms

CAA

49ms

HTTPS

46ms

TLSA

121ms

SOA

45ms

MTA-STS

74ms

DNSSEC

125ms

SRV

0ms

Total

2515ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-26 03:59:44	736ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-01 23:16:32	951ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-24 00:11:35	10347ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-24 04:25:06	2731ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-24 00:45:23	1186ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-22 02:18:12	1713ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-20 16:22:06	1125ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-16 18:55:17 shown	2515ms	2 NS 2 A 0 MX	🔓 Insecure