yz.dk

📜 Historical scan 2026-10-15 21:00:45 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

yz.dk is a .dk domain served by 2 nameservers (heidi.ns.cloudflare.com, stanley.ns.cloudflare.com). It was registered on 30 September 2002 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 37.27.18.20 is hosted by Hetzner Online GmbH (AS24940) in Finland. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 5 more. 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 140ms

Nameserver	IP addresses	PTR	ASN / ISP
heidi.ns.cloudflare.com	108.162.194.236 162.159.38.236 172.64.34.236 2606:4700:50::a29f:26ec 2803:f800:50::6ca2:c2ec 2a06:98c1:50::ac40:22ec	heidi.ns.cloudflare.com heidi.ns.cloudflare.com heidi.ns.cloudflare.com heidi.ns.cloudflare.com heidi.ns.cloudflare.com heidi.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
stanley.ns.cloudflare.com	108.162.195.141 162.159.44.141 172.64.35.141 2606:4700:58::a29f:2c8d 2803:f800:50::6ca2:c38d 2a06:98c1:50::ac40:238d	stanley.ns.cloudflare.com stanley.ns.cloudflare.com stanley.ns.cloudflare.com stanley.ns.cloudflare.com stanley.ns.cloudflare.com stanley.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

1 records 113ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
37.27.18.20	300s	static.20.18.27.37.clients.your-server.de	AS24940	Hetzner Online GmbH	37.27.0.0/16	🇫🇮 Finland	Helsinki

📧 MX Records#

7 records 129ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	aspmx.l.google.com	142.250.147.27 2a00:1450:4025:c01::1b	rd-in-f27.1e100.net rd-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	300s	alt1.aspmx.l.google.com	192.179.20.27 2404:6800:4000:1027::1a	ncboms-in-f27.1e100.net ncboms-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	300s	alt2.aspmx.l.google.com	192.178.158.26 2404:6800:4013:813::1a	lcdels-in-f26.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	300s	aspmx2.googlemail.com	192.179.20.27 2404:6800:4000:1027::1a	ncboms-in-f27.1e100.net ncboms-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	300s	aspmx3.googlemail.com	192.178.158.27 2404:6800:4013:813::1b	lcdels-in-f27.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	300s	aspmx4.googlemail.com	173.194.41.27 173.194.41.27 2404:6800:4001:c01::1a	mad01s14-in-f27.1e100.net yukulwh-in-f27.1e100.net yukulwh-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
30	300s	aspmx5.googlemail.com	172.253.158.26 2404:6800:4003:c26::1a	so-in-f26.1e100.net so-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	yz.dk → 37.27.18.20
🔶 Autoconfig	yz.dk → 37.27.18.20

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

3 records 230ms

TXT Record
google-site-verification=2GojRUqNDVLt_xW6ImBnqNFkoWbxDRCpQNSBGANv1e0
hTIPe4fBk0GxowEeM-IuENoSJtwfNwdHEug6mcX3aMY
UQX3MRkEEz0hwCaZbCX6-vZIYccKzsKd-vHzefjpU1g

✉️ 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#

latest probe, not this scan · checked 2026-10-18 23:03:41

www CNAME	yz.dk (all on yz.dk) → 37.27.18.20 (AS24940)
www vs bare domain	Same network yz.dk: 37.27.18.20 (AS24940) www.yz.dk: 37.27.18.20 (AS24940)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.yz.dk	yz.dk
TXT	yz.dk	UQX3MRkEEz0hwCaZbCX6-vZIYccKzsKd-vHzefjpU1g
TXT	yz.dk	hTIPe4fBk0GxowEeM-IuENoSJtwfNwdHEug6mcX3aMY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

162ms

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

🏷️ SOA#

90ms

Field	Value
Serial	2417549204
Primary NS (MNAME)	heidi.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-14 20:46:21

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2002-09-30
Expires	2027-09-30 (346d)

🔗 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
y-z.dk	Punktum dk A/S (direct)
yzsoftware.dk	Punktum dk A/S (direct)
zuzana.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

140ms

113ms

129ms

AAAA

121ms

TXT

230ms

CAA

101ms

HTTPS

98ms

TLSA

592ms

SOA

90ms

MTA-STS

149ms

DNSSEC

162ms

SRV

162ms

Total

3059ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-18 23:03:41	824ms	2 NS 1 A 7 MX	🔒 Secure
2026-10-17 22:58:52	1817ms	2 NS 1 A 7 MX	🔒 Secure
2026-10-16 22:29:07	3043ms	2 NS 1 A 7 MX	🔒 Secure
2026-10-15 21:00:45 shown	3059ms	2 NS 1 A 7 MX	🔒 Secure
2026-10-14 20:20:07	2433ms	2 NS 1 A 7 MX	🔒 Secure
2026-10-09 08:13:45	1170ms	2 NS 1 A 7 MX	🔒 Secure
2026-10-07 08:10:58	3143ms	2 NS 1 A 7 MX	🔒 Secure
2026-10-02 05:49:43	1433ms	2 NS 1 A 7 MX	🔒 Secure
2026-10-01 05:34:29	1377ms	2 NS 1 A 7 MX	🔒 Secure
2026-09-28 17:02:57	1314ms	2 NS 1 A 7 MX	🔒 Secure
2026-09-26 16:39:15	1100ms	2 NS 1 A 7 MX	🔒 Secure
2026-09-25 16:27:06	3089ms	2 NS 1 A 7 MX	🔒 Secure
2026-09-25 14:21:46	5122ms	2 NS 1 A 7 MX	🔒 Secure
2026-09-23 13:36:44	1116ms	2 NS 1 A 7 MX	🔒 Secure
2026-09-12 01:36:13	2082ms	2 NS 1 A 7 MX	🔒 Secure
2026-09-05 10:06:43	1779ms	2 NS 1 A 7 MX	🔒 Secure
2026-08-29 19:22:15	1340ms	2 NS 1 A 7 MX	🔒 Secure
2026-08-25 04:02:56	2375ms	2 NS 1 A 7 MX	🔒 Secure
2026-08-24 02:08:51	8331ms	2 NS 1 A 7 MX	🔒 Secure
2026-08-21 16:06:59	3207ms	2 NS 1 A 7 MX	🔒 Secure
2026-08-20 15:53:37	14727ms	2 NS 1 A 7 MX	🔒 Secure
2026-08-18 12:45:14	3305ms	2 NS 1 A 7 MX	🔒 Secure
2026-08-17 05:51:18	6460ms	2 NS 1 A 7 MX	🔒 Secure
2026-08-15 16:07:35	2201ms	2 NS 1 A 7 MX	🔒 Secure
2026-08-14 03:08:57	4651ms	2 NS 1 A 7 MX	🔒 Secure