oh.dk

📜 Historical scan 2026-07-05 01:03:52 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

oh.dk is a .dk domain served by 2 nameservers (ligia.ns.cloudflare.com, tosana.ns.cloudflare.com). It was registered on 25 June 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mail.on-site.dk. The zone is DNSSEC-signed and validates, 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 39ms

Nameserver	IP addresses	PTR	ASN / ISP
ligia.ns.cloudflare.com	108.162.194.4 162.159.38.4 172.64.34.4 2606:4700:50::a29f:2604 2803:f800:50::6ca2:c204 2a06:98c1:50::ac40:2204	ligia.ns.cloudflare.com ligia.ns.cloudflare.com ligia.ns.cloudflare.com ligia.ns.cloudflare.com ligia.ns.cloudflare.com ligia.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
tosana.ns.cloudflare.com	108.162.195.43 162.159.44.43 172.64.35.43 2606:4700:58::a29f:2c2b 2803:f800:50::6ca2:c32b 2a06:98c1:50::ac40:232b	tosana.ns.cloudflare.com tosana.ns.cloudflare.com tosana.ns.cloudflare.com tosana.ns.cloudflare.com tosana.ns.cloudflare.com tosana.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

🌍

No A records found

📧 MX Records#

1 records 43ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mail.on-site.dk	—	—	—

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 132ms

TXT Record
v=spf1 mx -all

✉️ SPF#

Policy	Record (oh.dk)
-all (hard fail)	v=spf1 mx -all

📨 DMARC#

Policy	Record (_dmarc.oh.dk)
p=quarantine	v=DMARC1; p=quarantine; pct=100;

📬 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 2026-10-14 18:18:12

www	104.21.29.164 172.67.149.118 2606:4700:3031::ac43:9576 2606:4700:3032::6815:1da4 (AS13335) (address records, no CNAME)
www vs bare domain	Only www resolves oh.dk: no address www.oh.dk: 104.21.29.164 172.67.149.118 2606:4700:3031::ac43:9576 2606:4700:3032::6815:1da4 (AS13335) (all like this)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 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#

112ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

0ms

Field	Value
Serial	2408651171
Primary NS (MNAME)	ligia.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-09 10:06:37

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2003-06-25
Expires	2027-04-30 (191d)

📋 WHOIS#

⏱️ Lookup Timing#

39ms

37ms

43ms

AAAA

30ms

TXT

132ms

CAA

38ms

HTTPS

38ms

TLSA

51ms

SOA

0ms

MTA-STS

57ms

DNSSEC

112ms

SRV

66ms

Total

1216ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-14 18:18:12	2183ms	2 NS 0 A 1 MX	🔒 Secure
2026-10-09 09:30:05	1946ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-20 19:14:24	548ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-03 10:54:06	1572ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-01 06:39:35	1091ms	2 NS 0 A 1 MX	🔒 Secure
2026-08-26 03:27:50	10099ms	2 NS 0 A 1 MX	🔒 Secure
2026-08-21 17:06:05	7476ms	2 NS 0 A 1 MX	🔒 Secure
2026-08-17 11:02:04	1519ms	2 NS 0 A 1 MX	🔒 Secure
2026-07-28 21:32:12	1518ms	2 NS 0 A 1 MX	🔒 Secure
2026-07-17 22:01:10	1056ms	2 NS 0 A 1 MX	🔒 Secure
2026-07-05 01:03:52 shown	1216ms	2 NS 0 A 1 MX	🔒 Secure
2026-06-26 02:55:43	1310ms	2 NS 0 A 1 MX	🔒 Secure
2026-06-22 09:13:15	966ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-21 13:10:43	428ms	2 NS 0 A 1 MX	🔒 Secure
2026-06-20 01:05:35	3938ms	2 NS 0 A 1 MX	🔒 Secure
2026-06-17 12:02:57	712ms	2 NS 0 A 1 MX	🔒 Secure