knuthfuger.dk

📜 Historical scan 2026-06-19 18:03:15 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

knuthfuger.dk is a .dk domain served by 3 nameservers (ns.second-ns.com, ns1.your-server.de, ns3.second-ns.de). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 78.47.17.5 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by mail.atriumweb.dk. The zone is not DNSSEC-signed, 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#

3 records 73ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.second-ns.com	213.239.204.242 2a01:4f8:0:a101::b:1	ns.second-ns.com ns.second-ns.com	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
ns1.your-server.de	213.133.100.102 2a01:4f8:0:1::5ddc:1	ns1.your-server.de ns1.your-server.de	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
ns3.second-ns.de	193.47.99.4 2001:67c:192c::add:b3	ns3.second-ns.de ns3.second-ns.de	AS12337 noris network AG AS12337 noris network AG

🌍 A Records#

1 records 82ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
78.47.17.5	7200s	dedi2783.your-server.de	AS24940	Hetzner Online GmbH	78.46.0.0/15	🇩🇪 Germany	Nuremberg

📧 MX Records#

1 records 86ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	7200s	mail.atriumweb.dk	77.235.62.66	mail-2.dk	AS60781 LeaseWeb Netherlands B.V.

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔶 Autoconfig	mail.your-server.de → 78.46.5.205

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 1321ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	100	443	mail.your-server.de

📝 TXT Records#

1 records 558ms

TXT Record
v=spf1 +a +mx ?all

✉️ SPF#

Policy	Record (knuthfuger.dk)
?all (neutral)	v=spf1 +a +mx ?all

📨 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 2026-10-09 09:53:13

www	78.47.17.5 (AS24940) (address records, no CNAME)
www vs bare domain	Same network knuthfuger.dk: 78.47.17.5 (AS24940) www.knuthfuger.dk: 78.47.17.5 (AS24940)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ?all

warn "?all" is neutral: it gives receivers no guidance, much like having no SPF

🔗 TLSA / DANE#

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

🔐 DNSSEC#

162ms

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

🏷️ SOA#

76ms

Field	Value
Serial	2026010900
Primary NS (MNAME)	ns1.your-server.de
Responsible (RNAME)	postmaster@your-server.de
Refresh	86400s
Retry	10800s
Expire	3600000s
Minimum (neg-cache TTL)	7200s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

73ms

82ms

86ms

AAAA

83ms

TXT

558ms

CAA

75ms

HTTPS

74ms

TLSA

1480ms

SOA

76ms

MTA-STS

116ms

DNSSEC

162ms

SRV

1321ms

Total

3189ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 09:53:13	823ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-29 14:52:15	1737ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-25 22:28:55	1253ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-07 00:13:08	1087ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-19 18:03:15 shown	3189ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-18 08:46:53	1262ms	3 NS 1 A 1 MX	⚠️ Bogus