dyu.dk

📜 Historical scan 2026-07-02 00:20:39 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

dyu.dk is a .dk domain served by 3 nameservers (ns1.azehosting.net, ns2.azehosting.net, ns3.azehosting.net). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 162.55.4.188 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by dyu.dk. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. 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#

3 records 272ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.azehosting.net	2a01:4f8:13b:3146::1 94.130.138.185	— ns1.azehosting.net	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
ns2.azehosting.net	2a01:4f8:c17:5f0a::2 88.99.15.5	ns2.azehosting.net ns2.azehosting.net	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
ns3.azehosting.net	2a01:4f8:c17:6a6e::2 88.99.39.181	ns3.azehosting.net ns3.azehosting.net	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH

🌍 A Records#

1 records 252ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
162.55.4.188	3600s	vip02.azehosting.net	AS24940	Hetzner Online GmbH	162.55.0.0/16	🇩🇪 Germany	Falkenstein

📧 MX Records#

1 records 289ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	dyu.dk	162.55.4.188 2a01:4f8:252:5c3::2	vip02.azehosting.net vip02.azehosting.net	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH

🔷 AAAA Records (IPv6)#

1 records 289ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a01:4f8:252:5c3::2	3600s	vip02.azehosting.net	AS24940	Hetzner Online GmbH	2a01:4f8:0:0:0:0:0:0/31	🇩🇪 Germany	Falkenstein

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 670ms

TXT Record
MS=50F1C03FD693609C670E6CD2BAC44CBA166C9814
v=spf1 ip4:162.55.4.188 include:spf.azehosting.net ip4:116.202.193.56 ip4:49.12.83.45 ip4:168.119.150.59 ip4:49.12.83.57 ip4:116.202.245.110 ip4:94.231.104.195 +a +mx +ip4:159.69.63.122 ~all

✉️ SPF#

Policy	Record (dyu.dk)
~all (soft fail)	v=spf1 ip4:162.55.4.188 include:spf.azehosting.net ip4:116.202.193.56 ip4:49.12.83.45 ip4:168.119.150.59 ip4:49.12.83.57 ip4:116.202.245.110 ip4:94.231.104.195 +a +mx +ip4:159.69.63.122 ~all

📨 DMARC#

Policy	Record (_dmarc.dyu.dk)
p=none (monitor only)	v=DMARC1; p=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 2026-10-08 00:17:40

www CNAME	dyu.dk (all on dyu.dk) → 162.55.4.188 2a01:4f8:252:5c3::2 (AS24940)
www vs bare domain	Same network dyu.dk: 162.55.4.188 2a01:4f8:252:5c3::2 (AS24940) www.dyu.dk: 162.55.4.188 2a01:4f8:252:5c3::2 (AS24940)
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: 4/10 · policy: ~all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.dyu.dk	jkOLmegFonDNpjt7OrxvZNWK2WWgQxnq0DZlWURvcT4

🔗 TLSA / DANE#

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

🔐 DNSSEC#

410ms

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

🏷️ SOA#

276ms

Field	Value
Serial	2026060101
Primary NS (MNAME)	ns1.azehosting.net
Responsible (RNAME)	server-admin@azehosting.net
Refresh	3600s
Retry	1200s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

272ms

252ms

289ms

AAAA

289ms

TXT

670ms

CAA

294ms

HTTPS

279ms

TLSA

297ms

SOA

276ms

MTA-STS

339ms

DNSSEC

410ms

SRV

298ms

Total

2449ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 00:17:40	744ms	3 NS 1 A 1 MX	🔓 Insecure
2026-10-01 13:30:02	1080ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-30 13:27:13	755ms	3 NS 1 A 1 MX	🔓 Insecure
2026-08-07 17:24:48	2351ms	3 NS 1 A 1 MX	🔓 Insecure
2026-07-02 01:19:20	847ms	3 NS 1 A 1 MX	🔓 Insecure
2026-07-02 00:20:39 shown	2449ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-17 05:20:50	752ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-17 05:20:09	584ms	3 NS 1 A 1 MX	🔓 Insecure