4000.dk

Records from scan: 2026-10-13 09:49:08  ·  1000ms total  ·  last checked 2026-10-18 14:41 (unchanged)
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

4000.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 28 July 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.47.247.18 is hosted by One.com A/S (AS51468). Mail is handled by .. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. 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   210ms
NameserverIP addressesPTRASN / 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#

1 records   203ms
IPTTLPTRASNISP / OrgCIDRCountryCity
195.47.247.18 600s one.com.webforward.g1i.one AS51468 One.com A/S 195.47.247.0/24 — —

📧 MX Records#

1 records   201ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  Null MX — domain accepts no email (RFC 7505)

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover195.47.247.18
🔶 Autoconfig195.47.247.18

🔷 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 2026-10-13 09:49:09
www195.47.247.18 (AS51468) (address records, no CNAME)
www vs bare domainSame network
4000.dk: 195.47.247.18 (AS51468)
www.4000.dk: 195.47.247.18 (AS51468)
WildcardYes: any name under the zone resolves
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

303ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

67ms
FieldValue
Serial2026101301
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 08:45:51
FieldValue
RegistrarPunktum dk A/S (direct)
Registered1998-07-28
Expires2027-07-31 (285d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
210ms
A
203ms
MX
201ms
AAAA
194ms
TXT
437ms
CAA
195ms
HTTPS
184ms
TLSA
86ms
SOA
67ms
MTA-STS
257ms
DNSSEC
303ms
SRV
248ms
Total
1000ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-13 09:49:08 shown 1000ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-12 08:58:33 534ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-11 08:04:36 845ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-16 19:58:44 682ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-03 16:16:43 488ms 2 NS 1 A 1 MX 🔒 Secure
2026-08-27 15:17:03 660ms 2 NS 1 A 1 MX 🔒 Secure
2026-08-12 06:22:32 1643ms 2 NS 1 A 1 MX 🔒 Secure
2026-07-14 11:31:17 2507ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-26 01:11:32 488ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-25 01:19:34 525ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-20 06:13:37 2576ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-16 12:41:27 534ms 2 NS 1 A 0 MX 🔒 Secure
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