q4.dk

📜 Historical scan 2026-06-17 14:40:48 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

q4.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 20 March 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.242.131.64 is hosted by Christian Ebsen ApS (AS62121) in Denmark. Mail is handled by mail.q4.dk. 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 66ms

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#

1 records 64ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.242.131.64	—	web2.e-studio.dk	AS62121	Christian Ebsen ApS	195.242.130.0/23	🇩🇰 Denmark	—

📧 MX Records#

1 records 64ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	mail.q4.dk	195.242.131.64	web2.e-studio.dk	AS62121 Christian Ebsen ApS

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 327ms

TXT Record
v=spf1 include:_spf.e-studio.dk -all

✉️ SPF#

Policy	Record (q4.dk)
-all (hard fail)	v=spf1 include:_spf.e-studio.dk -all

📨 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 2026-10-12 03:50:34

www	195.242.131.64 (AS62121) (address records, no CNAME)
www vs bare domain	Same network q4.dk: 195.242.131.64 (AS62121) www.q4.dk: 195.242.131.64 (AS62121)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

188ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

57ms

Field	Value
Serial	2026061101
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-12 04:08:53

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2000-03-20
Expires	2027-03-31 (164d)

🔗 Same registrant#

3 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).

Domain	Registrar
2die4.dk	Punktum dk A/S (direct)
juristhuset.dk	Punktum dk A/S (direct)
lawoffices.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

66ms

64ms

AAAA

63ms

TXT

327ms

CAA

63ms

HTTPS

61ms

TLSA

347ms

SOA

57ms

MTA-STS

143ms

DNSSEC

188ms

SRV

0ms

Total

1550ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 03:50:34	921ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 14:18:23	607ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-29 23:14:03	369ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-25 16:43:43	4497ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-13 06:42:12	983ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 02:31:34	552ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-12 11:17:03	2834ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-18 05:10:13	697ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-13 18:50:47	677ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 14:40:48 shown	1550ms	2 NS 1 A 1 MX	🔒 Secure