firmakursus.dk

📜 Historical scan 2026-06-30 10:47:51 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

firmakursus.dk is a .dk domain served by 4 nameservers (ns-1199.awsdns-21.org, ns-1912.awsdns-47.co.uk, ns-484.awsdns-60.com and 1 more). It was registered on 7 October 2009 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.137.180.86 is hosted by Amazon.com, Inc. (AS16509) in Ireland. 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#

4 records 42ms

Nameserver	IP addresses	PTR	ASN / ISP
ns-1199.awsdns-21.org	205.251.196.175 2600:9000:5304:af00::1	ns-1199.awsdns-21.org ns-1199.awsdns-21.org	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-1912.awsdns-47.co.uk	205.251.199.120 2600:9000:5307:7800::1	ns-1912.awsdns-47.co.uk ns-1912.awsdns-47.co.uk	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-484.awsdns-60.com	205.251.193.228 2600:9000:5301:e400::1	ns-484.awsdns-60.com ns-484.awsdns-60.com	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-582.awsdns-08.net	205.251.194.70 2600:9000:5302:4600::1	ns-582.awsdns-08.net ns-582.awsdns-08.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.

🌍 A Records#

1 records 57ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.137.180.86	120s	ec2-46-137-180-86.eu-west-1.compute.amazonaws.com	AS16509	Amazon.com, Inc.	46.137.0.0/16	🇮🇪 Ireland	Dublin

📧 MX Records#

📧

No MX records found

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	46.137.180.86
🔶 Autoconfig	46.137.180.86

🔷 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 2026-10-15 22:50:37

www	46.137.180.86 (AS16509) (address records, no CNAME)
www vs bare domain	Same network firmakursus.dk: 46.137.180.86 (AS16509) www.firmakursus.dk: 46.137.180.86 (AS16509)
Wildcard	Yes: any name under the zone resolves

🔗 TLSA / DANE#

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

🔐 DNSSEC#

82ms

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

🏷️ SOA#

58ms

Field	Value
Serial	1
Primary NS (MNAME)	ns-582.awsdns-08.net
Responsible (RNAME)	awsdns-hostmaster@amazon.com
Refresh	7200s
Retry	900s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-10 21:25:53

Field	Value
Registrar	Name SRS AB
Registered	2009-10-07
Expires	2027-10-31 (376d)

📋 WHOIS#

⏱️ Lookup Timing#

42ms

57ms

52ms

AAAA

48ms

TXT

235ms

CAA

41ms

HTTPS

40ms

TLSA

160ms

SOA

58ms

MTA-STS

52ms

DNSSEC

82ms

SRV

62ms

Total

883ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-26 05:28:57	3347ms	4 NS 1 A 0 MX	🔓 Insecure
2026-06-30 10:47:51 shown	883ms	4 NS 1 A 0 MX	🔓 Insecure
2026-06-24 13:29:27	7183ms	4 NS 1 A 0 MX	🔓 Insecure
2026-06-24 13:12:34	1157ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 09:41:46	552ms	4 NS 1 A 0 MX	🔓 Insecure