clausgroth.dk

Records from scan: 2026-07-04 20:30:52 · 1243ms total · last checked 2026-10-16 11:06 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

clausgroth.dk is a .dk domain served by 2 nameservers (ns1.gnrx.dk, ns2.gnrx.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 5.9.88.180 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by mail.clausgroth.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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 113ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.gnrx.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.gnrx.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 115ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
5.9.88.180	3600s	static.180.88.9.5.clients.your-server.de	AS24940	Hetzner Online GmbH	5.9.0.0/16	🇩🇪 Germany	Falkenstein

📧 MX Records#

1 records 112ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mail.clausgroth.dk	77.235.50.122	mail-1.dk	AS60781 LeaseWeb Netherlands B.V.

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 344ms

TXT Record
v=spf1 relay795.mysmtp2.com mx a -all

✉️ SPF#

Policy	Record (clausgroth.dk)
-all (hard fail)	v=spf1 relay795.mysmtp2.com mx a -all

📨 DMARC#

Policy	Record (_dmarc.clausgroth.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=; ri=604800;

📬 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#

checked 2026-10-09 00:21:00

www CNAME	clausgroth.dk (all on clausgroth.dk) → 5.9.88.180 (AS24940)
www vs bare domain	Same network clausgroth.dk: 5.9.88.180 (AS24940) www.clausgroth.dk: 5.9.88.180 (AS24940)
Wildcard	No
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

error Unknown mechanism "relay795.mysmtp2.com": receivers treat the record as a permanent error

🔗 TLSA / DANE#

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

🔐 DNSSEC#

230ms

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

🏷️ SOA#

110ms

Field	Value
Serial	2024060601
Primary NS (MNAME)	ns1.gnrx.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

113ms

115ms

112ms

AAAA

120ms

TXT

344ms

CAA

121ms

HTTPS

112ms

TLSA

144ms

SOA

110ms

MTA-STS

63ms

DNSSEC

230ms

SRV

237ms

Total

1243ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-07-04 20:30:52 shown	1243ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 23:29:38	2443ms	2 NS 1 A 1 MX	⚠️ Bogus
2026-06-24 05:58:08	1163ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-22 23:35:15	748ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 21:11:07	499ms	2 NS 1 A 1 MX	🔒 Secure