oy.dk

📜 Historical scan 2026-06-21 20:49:00 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

oy.dk is a .dk domain served by 2 nameservers (dns-c.duelhost.dk, dns-d.duelhost.dk). It was registered on 4 May 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 142.132.130.246 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by mail.oy.dk. The zone is DNSSEC-signed but currently fails validation, publishes a 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 58ms

Nameserver	IP addresses	PTR	ASN / ISP
dns-c.duelhost.dk	142.132.130.246	cde2.duelhost.dk	AS24940 Hetzner Online GmbH
dns-d.duelhost.dk	195.201.247.4	dns-d.duelhost.dk	AS24940 Hetzner Online GmbH

🌍 A Records#

1 records 111ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
142.132.130.246	3600s	cde2.duelhost.dk	AS24940	Hetzner Online GmbH	142.132.128.0/17	🇩🇪 Germany	Falkenstein

📧 MX Records#

1 records 148ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mail.oy.dk	142.132.130.246	cde2.duelhost.dk	AS24940 Hetzner Online GmbH

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 297ms

TXT Record
v=spf1 a mx include:relay.mailchannels.net -all

✉️ SPF#

Policy	Record (oy.dk)
-all (hard fail)	v=spf1 a mx include:relay.mailchannels.net -all

📨 DMARC#

Policy	Record (_dmarc.oy.dk)
p=none (monitor only)	v=DMARC1; p=none; sp=none

📬 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 2026-10-07 22:52:54

www	195.242.131.100 (AS62121) (address records, no CNAME)
www vs bare domain	Same network oy.dk: 195.242.131.100 (AS62121) www.oy.dk: 195.242.131.100 (AS62121)
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

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

243ms

Check	Result
Validation Status	⚠️ Bogus
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	broken trust chain resolving 'oy.dk/A/IN': 127.0.0.1#53

🏷️ SOA#

94ms

Field	Value
Serial	2026041603
Primary NS (MNAME)	dns-c.duelhost.dk
Responsible (RNAME)	hostmaster@oy.dk
Refresh	3600s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-09 07:54:45

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2023-05-04
Expires	2027-05-03 (197d)

📋 WHOIS#

⏱️ Lookup Timing#

58ms

111ms

148ms

AAAA

63ms

TXT

297ms

CAA

65ms

HTTPS

153ms

TLSA

220ms

SOA

94ms

MTA-STS

120ms

DNSSEC

243ms

SRV

305ms

Total

705ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-26 21:05:05	1983ms	5 NS 1 A 1 MX	🔓 Insecure
2026-09-24 05:44:42	524ms	5 NS 1 A 1 MX	🔓 Insecure
2026-09-19 15:51:09	747ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-15 15:05:09	912ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-11 03:47:27	1342ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-28 18:08:18	669ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-23 11:37:34	2228ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-22 02:17:01	1174ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-21 20:49:00 shown	705ms	2 NS 1 A 1 MX	⚠️ Bogus
2026-06-18 06:25:17	2548ms	2 NS 1 A 1 MX	🔓 Insecure