1a.dk

📜 Historical scan 2026-09-29 04:37:13  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

1a.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 18 March 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.215.149 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mx1.pub.mailpod10-cph3.one.com, mx2.pub.mailpod10-cph3.one.com and 2 more. The zone is DNSSEC-signed and validates, has no DMARC policy and is reachable over IPv6. 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   33ms

🌍 A Records#

1 records   34ms

📧 MX Records#

4 records   43ms

🔷 AAAA Records (IPv6)#

1 records   34ms

🔐 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 2026-10-09 09:39:22
www46.30.215.149 2a02:2350:5:106:ad:9049:33c5:d53e (AS51468) (address records, no CNAME)
www vs bare domainSame network
WildcardNo
Denial of existenceNSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

4 records   97ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.pub.mailpod10-cph3.one.com DANE-EE · SPKI · SHA-256 6F2F6668E559087AD0C5D55F223128E2…
SMTP _25._tcp.mx2.pub.mailpod10-cph3.one.com DANE-EE · SPKI · SHA-256 6F2F6668E559087AD0C5D55F223128E2…
SMTP _25._tcp.mx3.pub.mailpod10-cph3.one.com DANE-EE · SPKI · SHA-256 6F2F6668E559087AD0C5D55F223128E2…
SMTP _25._tcp.mx4.pub.mailpod10-cph3.one.com DANE-EE · SPKI · SHA-256 6F2F6668E559087AD0C5D55F223128E2…

🔐 DNSSEC#

129ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

0ms
FieldValue
Serial2026092801
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-11 13:44:11
FieldValue
RegistrarONE.COM A/S
Registered1998-03-18
Expires2027-03-31 (165d)

🔗 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
33ms
A
34ms
MX
43ms
AAAA
34ms
TXT
156ms
CAA
37ms
HTTPS
43ms
TLSA
97ms
SOA
0ms
MTA-STS
65ms
DNSSEC
129ms
SRV
58ms
Total
937ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-09 09:39:22 930ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-29 04:37:13 shown 937ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-29 07:04:37 1645ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-19 09:11:30 4933ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-18 09:07:02 1340ms 2 NS 1 A 4 MX 🔒 Secure
2026-07-29 16:19:45 2766ms 2 NS 1 A 4 MX 🔒 Secure
2026-07-23 23:55:30 915ms 2 NS 1 A 4 MX 🔒 Secure
2026-07-18 09:05:14 4937ms 2 NS 1 A 4 MX 🔒 Secure
2026-07-12 21:43:34 4887ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-21 03:40:27 1170ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-18 19:35:12 1158ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-18 10:11:42 1152ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-16 12:52:42 2035ms 2 NS 1 A 4 MX 🔒 Secure
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