class1.dk

📜 Historical scan 2026-06-24 15:07:49 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

class1.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.4.40.203 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by class1.dk. 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 42ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 77ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.4.40.203	21600s	static.203.40.4.46.clients.your-server.de	AS24940	Hetzner Online GmbH	46.4.0.0/16	🇩🇪 Germany	Falkenstein

📧 MX Records#

1 records 37ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	class1.dk	46.4.40.203	static.203.40.4.46.clients.your-server.de	AS24940 Hetzner Online GmbH

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	class1.dk → 46.4.40.203
🔶 Autoconfig	class1.dk → 46.4.40.203

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝

No TXT records found

✉️ 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 2026-10-12 06:05:29

www CNAME	class1.dk (all on class1.dk) → 46.4.40.203 (AS24940)
www vs bare domain	Same network class1.dk: 46.4.40.203 (AS24940) www.class1.dk: 46.4.40.203 (AS24940)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.class1.dk	class1.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

80ms

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

🏷️ SOA#

84ms

Field	Value
Serial	2026041401
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

42ms

77ms

37ms

AAAA

41ms

TXT

217ms

CAA

37ms

HTTPS

72ms

TLSA

92ms

SOA

84ms

MTA-STS

93ms

DNSSEC

80ms

SRV

120ms

Total

807ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 06:05:29	776ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-28 01:03:37	629ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-27 22:06:40	1455ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-23 20:30:50	994ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-27 11:54:18	3228ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-26 10:25:55	705ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 15:07:49 shown	807ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 21:05:34	591ms	2 NS 1 A 1 MX	🔒 Secure