923.dk

📜 Historical scan 2026-09-26 21:17:28 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

923.dk is a .dk domain served by 4 nameservers (ns-1458.awsdns-54.org, ns-1758.awsdns-27.co.uk, ns-439.awsdns-54.com and 1 more). It was registered on 17 June 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. 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#

4 records 41ms

Nameserver	IP addresses	PTR	ASN / ISP
ns-1458.awsdns-54.org	205.251.197.178 2600:9000:5305:b200::1	ns-1458.awsdns-54.org ns-1458.awsdns-54.org	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-1758.awsdns-27.co.uk	205.251.198.222 2600:9000:5306:de00::1	ns-1758.awsdns-27.co.uk ns-1758.awsdns-27.co.uk	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-439.awsdns-54.com	205.251.193.183 2600:9000:5301:b700::1	ns-439.awsdns-54.com ns-439.awsdns-54.com	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-924.awsdns-51.net	205.251.195.156 2600:9000:5303:9c00::1	ns-924.awsdns-51.net ns-924.awsdns-51.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.

🌍 A Records#

🌍

No A records found

📧 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#

1 records 211ms

TXT Record
v=spf1 -all

✉️ SPF#

Policy	Record (923.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC#

Policy	Record (_dmarc.923.dk)
p=reject	v=DMARC1; p=reject

📬 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 12:02:57

www	NXDOMAIN
www vs bare domain	Neither resolves 923.dk: no address www.923.dk: no address
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

9074ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

0ms

Field	Value
Serial	1
Primary NS (MNAME)	ns-1458.awsdns-54.org
Responsible (RNAME)	awsdns-hostmaster@amazon.com
Refresh	7200s
Retry	900s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-15 00:35:54

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2024-06-17
Expires	2027-06-16 (240d)

🔗 Same registrant#

3 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).

Domain	Registrar
1chat.dk	Punktum dk A/S (direct)
926.dk	Punktum dk A/S (direct)
krasnapolsky.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

41ms

48ms

AAAA

41ms

TXT

211ms

CAA

35ms

HTTPS

49ms

TLSA

48ms

SOA

0ms

MTA-STS

63ms

DNSSEC

9074ms

SRV

68ms

Total

11745ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-04 10:10:08	3063ms	4 NS 0 A 0 MX	🔓 Insecure
2026-09-26 21:17:28 shown	11745ms	4 NS 0 A 0 MX	🔓 Insecure
2026-08-28 06:07:36	11883ms	4 NS 0 A 0 MX	🔓 Insecure
2026-06-25 13:17:52	657ms	4 NS 0 A 0 MX	🔓 Insecure
2026-06-24 03:06:54	652ms	4 NS 0 A 0 MX	🔓 Insecure
2026-06-24 02:44:58	936ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-22 17:27:43	879ms	4 NS 0 A 0 MX	🔓 Insecure
2026-06-16 12:39:08	548ms	4 NS 0 A 0 MX	🔓 Insecure