usn.dk

📜 Historical scan 2026-10-01 18:47:32  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

usn.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 28 February 2002 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 35.214.170.224 is hosted by Google Ireland Limited (AS43515) in The Netherlands. Mail is handled by mx10.mailspamprotection.com, mx20.mailspamprotection.com and 1 more. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. 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   119ms

🌍 A Records#

1 records   130ms

📧 MX Records#

3 records   158ms

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoverusn.dk → 35.214.170.224
🔶 Autoconfigusn.dk → 35.214.170.224

🔷 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 2026-10-08 20:45:21
www CNAMEusn.dk (all on usn.dk)
www vs bare domainSame network
WildcardYes: any name under the zone resolves
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔏 ACME Challenge#

TypeNameValue
CNAME _acme-challenge.usn.dk usn.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

318ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

154ms
FieldValue
Serial2026100101
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-19 16:50:35
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2002-02-28
Expires2027-03-31 (162d)

🔗 Same registrant#

1 domain

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).

DomainRegistrar
bimme.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
119ms
A
130ms
MX
158ms
AAAA
116ms
TXT
452ms
CAA
117ms
HTTPS
137ms
TLSA
211ms
SOA
154ms
MTA-STS
180ms
DNSSEC
318ms
SRV
198ms
Total
1717ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-05 19:13:15 831ms 2 NS 1 A 3 MX 🔒 Secure
2026-10-01 18:47:32 shown 1717ms 2 NS 1 A 3 MX 🔒 Secure
2026-09-09 07:41:22 797ms 2 NS 1 A 3 MX 🔒 Secure
2026-09-04 23:11:48 965ms 2 NS 1 A 3 MX 🔒 Secure
2026-09-02 12:54:10 906ms 2 NS 1 A 3 MX 🔒 Secure
2026-08-26 21:34:26 1206ms 2 NS 1 A 3 MX 🔒 Secure
2026-08-06 21:04:17 8944ms 2 NS 1 A 3 MX 🔒 Secure
2026-07-06 20:36:28 1526ms 2 NS 1 A 3 MX 🔒 Secure
2026-06-20 14:57:50 1474ms 2 NS 1 A 3 MX 🔒 Secure
2026-06-18 02:44:34 1070ms 2 NS 1 A 3 MX 🔒 Secure
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