cortx.dk

📜 Historical scan 2026-07-28 13:37:32  ·  ← Latest scan
🧟 Lame delegation ⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cortx.dk is a registered .dk domain whose nameservers (ns1.b-one.nu, ns2.b-one.nu) do not answer for it, so it is currently a lame delegation and does not resolve. It was registered on 27 May 2003 (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#

2 records   23ms

🌍 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

🔗 TLSA / DANE#

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

🔐 DNSSEC#

199ms
CheckResult
Validation Status❓ Unknown (the delegated nameservers don't answer)
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsresolution failed: failure

🏷️ SOA#

✗ No SOA record found

📋 Registration#

WHOIS fetched 2026-10-16 14:13:11
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2003-05-27
Expires2027-05-31 (222d)

🔗 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#

NS
23ms
A
114ms
MX
114ms
AAAA
164ms
TXT
615ms
CAA
104ms
HTTPS
113ms
TLSA
115ms
SOA
22ms
MTA-STS
171ms
DNSSEC
199ms
SRV
168ms
Total
1367ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-30 14:01:27 1342ms 2 NS 0 A 0 MX ❓ Unknown
2026-09-30 05:13:53 27097ms 2 NS 0 A 0 MX ❓ Unknown
2026-08-27 09:38:37 10096ms 2 NS 0 A 0 MX ❓ Unknown
2026-08-23 22:03:45 10045ms 2 NS 0 A 0 MX ❓ Unknown
2026-08-22 19:08:35 4591ms 2 NS 0 A 0 MX ❓ Unknown
2026-08-21 18:46:00 903ms 2 NS 0 A 0 MX ❓ Unknown
2026-08-20 18:16:12 9377ms 2 NS 0 A 0 MX ❓ Unknown
2026-08-19 17:42:15 2132ms 2 NS 0 A 0 MX ❓ Unknown
2026-08-18 17:30:40 18889ms 2 NS 0 A 0 MX ❓ Unknown
2026-08-17 08:33:55 3385ms 2 NS 0 A 0 MX ❓ Unknown
2026-08-15 18:28:10 8841ms 2 NS 0 A 0 MX ❓ Unknown
2026-08-14 16:56:41 1389ms 2 NS 0 A 0 MX ❓ Unknown
2026-08-13 05:50:50 1379ms 2 NS 0 A 0 MX ❓ Unknown
2026-08-12 03:52:08 10147ms 2 NS 0 A 0 MX ❓ Unknown
2026-08-10 02:26:31 3690ms 2 NS 0 A 0 MX ❓ Unknown
2026-08-08 22:27:40 16648ms 2 NS 0 A 0 MX ❓ Unknown
2026-07-28 13:37:32 shown 1367ms 2 NS 0 A 0 MX ❓ Unknown
2026-07-27 11:22:50 1357ms 2 NS 0 A 0 MX ❓ Unknown
2026-07-26 11:19:09 8614ms 2 NS 0 A 0 MX ❓ Unknown
2026-07-25 10:42:37 9993ms 2 NS 0 A 0 MX ❓ Unknown
2026-07-24 10:14:29 822ms 2 NS 0 A 0 MX ❓ Unknown
2026-07-23 06:04:56 880ms 2 NS 0 A 0 MX ❓ Unknown
2026-07-21 21:30:10 737ms 2 NS 0 A 0 MX ❓ Unknown
2026-07-20 09:24:18 8708ms 2 NS 0 A 0 MX ❓ Unknown
2026-07-19 02:20:55 826ms 2 NS 0 A 0 MX ❓ Unknown
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