sempernova.dk

📜 Historical scan 2026-09-05 21:57:57 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sempernova.dk is a .dk domain served by 2 nameservers (bonnie.ns.cloudflare.com, yisroel.ns.cloudflare.com). It was registered on 12 August 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.30.205 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.protonmail.ch, mailsec.protonmail.ch. 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#

2 records 26ms

Nameserver	IP addresses	PTR	ASN / ISP
bonnie.ns.cloudflare.com	108.162.192.76 172.64.32.76 173.245.58.76 2606:4700:50::adf5:3a4c 2803:f800:50::6ca2:c04c 2a06:98c1:50::ac40:204c	bonnie.ns.cloudflare.com bonnie.ns.cloudflare.com bonnie.ns.cloudflare.com bonnie.ns.cloudflare.com bonnie.ns.cloudflare.com bonnie.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
yisroel.ns.cloudflare.com	108.162.195.185 162.159.44.185 172.64.35.185 2606:4700:58::a29f:2cb9 2803:f800:50::6ca2:c3b9 2a06:98c1:50::ac40:23b9	yisroel.ns.cloudflare.com yisroel.ns.cloudflare.com yisroel.ns.cloudflare.com yisroel.ns.cloudflare.com yisroel.ns.cloudflare.com yisroel.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 27ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.30.205	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.173.221	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

2 records 31ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mail.protonmail.ch	176.119.200.128 185.205.70.128 185.70.42.128	mail.protonmail.ch mail.protonmail.ch mail.protonmail.ch	AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG
20	300s	mailsec.protonmail.ch	176.119.200.129 185.205.70.129 185.70.42.129	mailsec.protonmail.ch mailsec.protonmail.ch mailsec.protonmail.ch	AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG

🔷 AAAA Records (IPv6)#

2 records 26ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::ac43:addd	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::6815:1ecd	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 27ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.30.205,172.67.173.221 ech=AEX+DQBBjwAgACAjxF/V6+DgfffnLeILJhrHgGXKWQR8s74/OudGeQA+cgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:addd,2606:4700:3034::6815:1ecd

📝 TXT Records#

3 records 127ms

TXT Record
google-site-verification=ek_OROJumpG6L7YuBJst8goCa_ctRMWCm84D15pth_E
protonmail-verification=dd0bf5fb4262dfa1dcd372998ac1fd4de53c4a8c
v=spf1 include:_spf.protonmail.ch ~all

✉️ SPF#

Policy	Record (sempernova.dk)
~all (soft fail)	v=spf1 include:_spf.protonmail.ch ~all

📨 DMARC#

Policy	Record (_dmarc.sempernova.dk)
p=quarantine	v=DMARC1; p=quarantine

📬 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 2026-10-07 20:00:43

www	104.21.30.205 172.67.173.221 2606:4700:3032::ac43:addd 2606:4700:3034::6815:1ecd (AS13335) (address records, no CNAME)
www vs bare domain	Same network sempernova.dk: 104.21.30.205 172.67.173.221 2606:4700:3032::ac43:addd 2606:4700:3034::6815:1ecd (AS13335) www.sempernova.dk: 104.21.30.205 172.67.173.221 2606:4700:3032::ac43:addd 2606:4700:3034::6815:1ecd (AS13335)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

4 records 1345ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mail.protonmail.ch	DANE-EE · SPKI · SHA-256	76BB66711DA416433CA890A5B2E5A053…
SMTP _25._tcp.mail.protonmail.ch	DANE-EE · SPKI · SHA-256	6111A5698D23C89E09C36FF833C1487E…
SMTP _25._tcp.mailsec.protonmail.ch	DANE-EE · SPKI · SHA-256	76BB66711DA416433CA890A5B2E5A053…
SMTP _25._tcp.mailsec.protonmail.ch	DANE-EE · SPKI · SHA-256	6111A5698D23C89E09C36FF833C1487E…

🔐 DNSSEC#

103ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2413890384
Primary NS (MNAME)	bonnie.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-05 19:16:51

Field	Value
Registrar	Simply.com A/S
Registered	2024-08-12
Expires	2027-08-11 (296d)

📋 WHOIS#

⏱️ Lookup Timing#

26ms

27ms

31ms

AAAA

26ms

TXT

127ms

CAA

35ms

HTTPS

27ms

TLSA

1345ms

SOA

0ms

MTA-STS

40ms

DNSSEC

103ms

SRV

49ms

Total

2578ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-05 19:03:15	2836ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-29 18:22:27	681ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-05 21:57:57 shown	2578ms	2 NS 2 A 2 MX	🔓 Insecure
2026-08-09 00:26:45	1730ms	2 NS 2 A 2 MX	🔓 Insecure
2026-06-17 12:56:34	4664ms	2 NS 2 A 2 MX	🔓 Insecure