u-sund.dk

Records from scan: 2026-10-09 11:47:04 · 1238ms total · last checked 2026-10-25 21:59 (unchanged)

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

u-sund.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 9 October 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 168ms

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#

checked 2026-09-29 18:53:06

www	Address record (no CNAME)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

189ms

Check	Result
Validation Status	⚠️ Bogus — the parent still publishes a DS record, but the delegated nameservers don't answer, so no signed answer can be fetched. The zone isn't serving broken signatures; it isn't serving at all.
AD Flag (resolver validates)	✗ Not set
DS Record	✓ Found
DNSKEY Record	✗ Not found
Flags	resolution failed: failure

🏷️ SOA#

✗ No SOA record found

📋 Registration#

WHOIS fetched 2026-10-27 01:12:22

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2020-10-09
Expires	2027-10-31 (369d)

🔗 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#

168ms

121ms

AAAA

174ms

TXT

604ms

CAA

179ms

HTTPS

164ms

TLSA

116ms

SOA

31ms

MTA-STS

145ms

DNSSEC

189ms

SRV

190ms

Total

1238ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 11:47:04 shown	1238ms	2 NS 0 A 0 MX	⚠️ Bogus
2026-09-29 18:53:06	702ms	2 NS 1 A 4 MX	🔒 Secure
2026-09-25 06:04:56	619ms	2 NS 1 A 4 MX	🔒 Secure
2026-09-08 06:17:18	554ms	2 NS 1 A 4 MX	🔒 Secure
2026-08-27 03:51:48	697ms	2 NS 1 A 4 MX	🔒 Secure
2026-08-25 19:38:38	710ms	2 NS 1 A 4 MX	🔒 Secure
2026-07-23 07:35:30	4961ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-28 11:57:45	630ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-24 08:27:31	718ms	2 NS 1 A 4 MX	⚠️ Bogus
2026-06-20 02:59:08	650ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-18 01:27:39	696ms	2 NS 1 A 4 MX	🔒 Secure