frederikzeuthen.dk

📜 Historical scan 2026-06-17 10:35:17 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

frederikzeuthen.dk is a .dk domain served by 3 nameservers (ns5.chosting.dk, ns6.chosting.dk, ns7.chosting.dk). It was registered on 17 May 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 178.20.216.100 is hosted by Atea A/S (AS21060) in Denmark. Mail is handled by frederikzeuthen.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 96ms

Nameserver	IP addresses	PTR	ASN / ISP
ns5.chosting.dk	167.235.66.236 2a01:4f8:1c1e:d097::1	ns5.chosting.dk ns5.chosting.dk	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
ns6.chosting.dk	2001:41d0:305:2100::80e9 51.91.57.33	ns6.chosting.dk ns6.chosting.dk	AS16276 OVH SAS AS16276 OVH SAS
ns7.chosting.dk	178.20.220.33	ns7.chosting.dk	AS21060 Atea A/S

🌍 A Records#

1 records 95ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
178.20.216.100	—	server18.chosting.dk	AS21060	Atea A/S	178.20.216.0/23	🇩🇰 Denmark	—

📧 MX Records#

1 records 92ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	—	frederikzeuthen.dk	178.20.216.100 2a01:7cc0:101:ffff::1:14	server18.chosting.dk —	AS21060 Atea A/S AS21060 Atea A/S

🔷 AAAA Records (IPv6)#

1 records 93ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a01:7cc0:101:ffff::1:14	—	—	AS21060	Atea A/S	2a01:7cc0:100:0:0:0:0:0/40	🇩🇰 Denmark	—

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 210ms

TXT Record
v=spf1 ip4:178.20.216.100 include:spf.chosting.dk +a +mx ~all

✉️ SPF#

Policy	Record (frederikzeuthen.dk)
~all (soft fail)	v=spf1 ip4:178.20.216.100 include:spf.chosting.dk +a +mx ~all

📨 DMARC#

Policy	Record (_dmarc.frederikzeuthen.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 2026-10-11 03:57:14

www CNAME	frederikzeuthen.dk (all on frederikzeuthen.dk) → 178.20.216.100 2a01:7cc0:101:ffff::1:14 (AS21060)
www vs bare domain	Same network frederikzeuthen.dk: 178.20.216.100 2a01:7cc0:101:ffff::1:14 (AS21060) www.frederikzeuthen.dk: 178.20.216.100 2a01:7cc0:101:ffff::1:14 (AS21060)
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: 5/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

222ms

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

🏷️ SOA#

92ms

Field	Value
Serial	2026052600
Primary NS (MNAME)	ns5.chosting.dk
Responsible (RNAME)	logs@chosting.dk
Refresh	3600s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-09-06 02:53:22

Field	Value
Registrar	FIONIA IT ApS
Registered	2022-05-17
Expires	2027-05-16 (203d)

📋 WHOIS#

⏱️ Lookup Timing#

96ms

95ms

92ms

AAAA

93ms

TXT

210ms

CAA

97ms

HTTPS

90ms

TLSA

82ms

SOA

92ms

MTA-STS

29ms

DNSSEC

222ms

SRV

0ms

Total

761ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-13 14:50:42	828ms	3 NS 1 A 1 MX	🔓 Insecure
2026-09-06 02:52:54	1487ms	3 NS 1 A 1 MX	🔓 Insecure
2026-08-28 08:17:24	954ms	3 NS 1 A 1 MX	🔓 Insecure
2026-07-06 22:10:15	989ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-22 04:00:55	626ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-17 10:35:17 shown	761ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-17 10:34:38	576ms	3 NS 1 A 1 MX	🔓 Insecure