ukendtnummer.dk

📜 Historical scan 2026-09-26 10:56:31 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

ukendtnummer.dk is a .dk domain served by 2 nameservers (ds007-3-1.zserver.cz, ns2.zserver.eu). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 51.38.100.122 is hosted by OVH SAS (AS16276) in France. Mail is handled by mail.vyhledatcislo.cz. The zone is not DNSSEC-signed, 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 67ms

Nameserver	IP addresses	PTR	ASN / ISP
ds007-3-1.zserver.cz	2001:41d0:700:8151::102 54.38.154.21	ds007-3-1.zserver.cz ds007-3-1.zserver.cz	AS16276 OVH SAS AS16276 OVH SAS
ns2.zserver.eu	2001:41d0:40d:c600::2205 94.23.171.16	ns2.zserver.eu ns2.zserver.eu	AS16276 OVH SAS AS16276 OVH SAS

🌍 A Records#

1 records 154ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
51.38.100.122	300s	ip122.ip-51-38-100.eu	AS16276	OVH SAS	51.38.0.0/16	🇫🇷 France	—

📧 MX Records#

1 records 46ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mail.vyhledatcislo.cz	145.239.235.93	mail.vyhledatcislo.cz	AS16276 OVH SAS

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 466ms

TXT Record
v=spf1 ip4:145.239.235.93 a mx ptr ip4:145.239.235.93 ~all

✉️ SPF#

Policy	Record (ukendtnummer.dk)
~all (soft fail)	v=spf1 ip4:145.239.235.93 a mx ptr ip4:145.239.235.93 ~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#

1 records 37ms

Flags	Tag	Value
0	issue	letsencrypt.org

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-09 13:43:37

www CNAME	ukendtnummer.dk (all on ukendtnummer.dk) → 51.38.100.122 (AS16276)
www vs bare domain	Same network ukendtnummer.dk: 51.38.100.122 (AS16276) www.ukendtnummer.dk: 51.38.100.122 (AS16276)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
default	—	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: ~all

warn "ptr" is slow, unreliable and discouraged (RFC 7208 §5.5)

🔗 TLSA / DANE#

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

🔐 DNSSEC#

9080ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

0ms

Field	Value
Serial	2024062604
Primary NS (MNAME)	ds007-3-1.zserver.cz
Responsible (RNAME)	info@ukendtnummer.dk
Refresh	7200s
Retry	540s
Expire	604800s
Minimum (neg-cache TTL)	86400s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

67ms

154ms

46ms

AAAA

111ms

TXT

466ms

CAA

37ms

HTTPS

204ms

TLSA

523ms

SOA

0ms

MTA-STS

50ms

DNSSEC

9080ms

SRV

146ms

Total

10481ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 13:43:37	1724ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-26 10:56:31 shown	10481ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-18 03:27:41	16107ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-18 00:04:09	1989ms	2 NS 1 A 1 MX	🔓 Insecure