jtchristensen.dk

📜 Historical scan 2026-06-20 16:53:17 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

jtchristensen.dk is a .dk domain with no delegation in this scan. It was registered on 1 October 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. 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#

🖥️

No NS records found

🌍 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#

📝

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 2026-10-17 03:52:52

www	Exists, no address
www vs bare domain	www does not resolve jtchristensen.dk: 104.21.77.64 172.67.205.33 2606:4700:3033::ac43:cd21 2606:4700:3036::6815:4d40 (AS13335) www.jtchristensen.dk: no address (all like this)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

344ms

Check	Result
Validation Status	Not applicable: the domain has no delegation, so there is no zone to validate (stored verdict: ❓ Unknown).
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: failure

🏷️ SOA#

✗ No SOA record found

📋 Registration#

WHOIS fetched 2026-10-18 17:18:27

Field	Value
Registrar	Simply.com A/S
Registered	2021-10-01
Expires	2027-09-30 (346d)

🔗 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#

270ms

236ms

243ms

AAAA

273ms

TXT

374ms

CAA

272ms

HTTPS

282ms

TLSA

17ms

SOA

277ms

MTA-STS

250ms

DNSSEC

344ms

SRV

277ms

Total

1137ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-17 03:52:52	2482ms	2 NS 2 A 3 MX	🔓 Insecure
2026-10-04 12:19:28	1239ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-30 12:12:07	824ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-29 19:30:40	1131ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-23 17:48:11	9778ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-05 07:13:22	1085ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-31 07:35:01	2467ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-27 02:14:40	826ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-09 19:48:59	10425ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-06 07:38:15	1881ms	2 NS 2 A 3 MX	🔓 Insecure
2026-07-25 10:09:24	9636ms	2 NS 2 A 3 MX	🔓 Insecure
2026-07-14 10:48:05	1970ms	2 NS 2 A 3 MX	🔒 Secure
2026-06-30 06:44:50	1066ms	2 NS 2 A 3 MX	🔒 Secure
2026-06-20 23:41:24	917ms	2 NS 2 A 3 MX	🔒 Secure
2026-06-20 16:53:17 shown	1137ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-18 05:19:29	2510ms	2 NS 2 A 3 MX	🔒 Secure