20b.dk

📜 Historical scan 2026-06-21 00:46:45 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

20b.dk is a .dk domain with no delegation in this scan. It was registered on 1 September 2025 (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 2026-10-13 21:03:13

www	93.191.156.116 (AS48854) (address records, no CNAME)
www vs bare domain	Same network 20b.dk: 93.191.156.116 (AS48854) www.20b.dk: 93.191.156.116 (AS48854)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

2 found

Selector	CNAME	Key
selector1	selector1-20b-dk._domainkey.taekker.d-v1.dkim.mail.microsoft	RSA · ~2048 bit
selector2	selector2-20b-dk._domainkey.taekker.d-v1.dkim.mail.microsoft	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#

492ms

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 2026-10-03 11:07:22

Field	Value
Registrar	Simply.com A/S
Registered	2025-09-01
Expires	2027-08-31 (317d)

📋 WHOIS#

⏱️ Lookup Timing#

178ms

206ms

200ms

AAAA

209ms

TXT

503ms

CAA

189ms

HTTPS

183ms

TLSA

18ms

SOA

198ms

MTA-STS

199ms

DNSSEC

492ms

SRV

216ms

Total

1190ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-03 10:43:06	1421ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-24 09:58:50	1237ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-20 23:00:07	9341ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-19 22:35:33	6190ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-15 17:02:48	4768ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-30 09:01:03	1080ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-25 23:16:48	1302ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-25 00:07:47	691ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-24 04:34:55	694ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-21 21:41:12	697ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-21 00:46:45 shown	1190ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-16 12:54:12	1439ms	3 NS 1 A 1 MX	🔒 Secure