clausgroth.dk

📜 Historical scan 2026-06-24 23:29:38 · ← Latest scan

⬇ 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 but currently fails validation, 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 222ms

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 257ms

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 168ms

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 532ms

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#

latest probe, not this scan · 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#

448ms

Check	Result
Validation Status	⚠️ Bogus
AD Flag (resolver validates)	✗ Not set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	broken trust chain resolving 'clausgroth.dk/DS/IN': 127.0.0.1#53

🏷️ SOA#

266ms

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#

222ms

257ms

168ms

AAAA

166ms

TXT

532ms

CAA

244ms

HTTPS

299ms

TLSA

185ms

SOA

266ms

MTA-STS

211ms

DNSSEC

448ms

SRV

330ms

Total

2443ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-07-04 20:30:52	1243ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-24 23:29:38 shown	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