rkcg.dk

📜 Historical scan 2026-07-02 22:34:07 · ← Latest scan

🧟 Lame delegation ⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rkcg.dk is a registered .dk domain whose nameservers (ns01.one.com, ns02.one.com) do not answer for it, so it is currently a lame delegation and does not resolve. It was registered on 23 February 2015 (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 4019ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 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 2026-10-22 14:55:46

www	46.30.213.116 2a02:2350:5:10b:80a0:2597:d9f:1f52 (AS51468) (address records, no CNAME)
www vs bare domain	Same network rkcg.dk: 46.30.213.116 2a02:2350:5:10b:80a0:2597:d9f:1f52 (AS51468) www.rkcg.dk: 46.30.213.116 2a02:2350:5:10b:80a0:2597:d9f:1f52 (AS51468)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
google	—	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔗 TLSA / DANE#

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

🔐 DNSSEC#

10102ms

Check	Result
Validation Status	❓ Unknown (the delegated nameservers don't answer)
AD Flag (resolver validates)	✗ Not set
DS Record	✓ Found
DNSKEY Record	✗ Not found
Flags	resolution failed: timed out

🏷️ SOA#

✗ No SOA record found

📋 Registration#

WHOIS fetched 2026-10-07 05:25:44

Field	Value
Registrar	ONE.COM A/S
Registered	2015-02-23
Expires	2027-02-28 (127d)

📋 WHOIS#

⏱️ Lookup Timing#

4019ms

4022ms

4021ms

AAAA

4019ms

TXT

14097ms

CAA

4039ms

HTTPS

4037ms

TLSA

15ms

SOA

4049ms

MTA-STS

4049ms

DNSSEC

10102ms

SRV

4053ms

Total

14816ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-22 14:55:46	1728ms	2 NS 1 A 5 MX	🔒 Secure
2026-10-07 04:56:29	788ms	2 NS 1 A 5 MX	🔒 Secure
2026-10-06 04:39:24	3439ms	2 NS 1 A 5 MX	🔒 Secure
2026-10-02 04:25:05	739ms	2 NS 1 A 5 MX	🔒 Secure
2026-10-01 04:21:52	549ms	2 NS 1 A 5 MX	🔒 Secure
2026-09-22 00:39:57	1030ms	2 NS 1 A 5 MX	🔒 Secure
2026-09-08 02:08:58	1281ms	2 NS 1 A 5 MX	🔒 Secure
2026-08-25 15:41:00	984ms	2 NS 1 A 5 MX	🔒 Secure
2026-07-12 12:50:47	1203ms	2 NS 1 A 5 MX	🔒 Secure
2026-07-02 22:34:07 shown	14816ms	2 NS 0 A 0 MX	❓ Unknown
2026-06-25 06:56:24	684ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-21 18:04:48	1171ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-18 04:27:35	749ms	2 NS 1 A 5 MX	🔒 Secure