celcium.dk

📜 Historical scan 2026-09-23 15:47:57 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

celcium.dk is a .dk domain served by 2 nameservers (leah.ns.cloudflare.com, sid.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 5.9.105.215 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by celcium.dk. The zone is DNSSEC-signed and validates, 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#

2 records 52ms

Nameserver	IP addresses	PTR	ASN / ISP
leah.ns.cloudflare.com	108.162.192.129 172.64.32.129 173.245.58.129 2606:4700:50::adf5:3a81 2803:f800:50::6ca2:c081 2a06:98c1:50::ac40:2081	leah.ns.cloudflare.com leah.ns.cloudflare.com leah.ns.cloudflare.com leah.ns.cloudflare.com leah.ns.cloudflare.com leah.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
sid.ns.cloudflare.com	108.162.193.143 172.64.33.143 173.245.59.143 2606:4700:58::adf5:3b8f 2803:f800:50::6ca2:c18f 2a06:98c1:50::ac40:218f	sid.ns.cloudflare.com sid.ns.cloudflare.com sid.ns.cloudflare.com sid.ns.cloudflare.com sid.ns.cloudflare.com sid.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

1 records 41ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
5.9.105.215	300s	odin.pageone.dk	AS24940	Hetzner Online GmbH	5.9.0.0/16	🇩🇪 Germany	Falkenstein

📧 MX Records#

1 records 43ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	celcium.dk	5.9.105.215	odin.pageone.dk	AS24940 Hetzner Online GmbH

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝

No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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 2026-10-14 23:09:34

www CNAME	celcium.dk (all on celcium.dk) → 5.9.105.215 (AS24940)
www vs bare domain	Same network celcium.dk: 5.9.105.215 (AS24940) www.celcium.dk: 5.9.105.215 (AS24940)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.celcium.dk	2x-wjQglH29KKiZtb-BBLtvb-uSfG-4AAKellnWwbks
TXT	_acme-challenge.celcium.dk	Ue9GSjL3Pqb5Axm-fXj1cdFkM7FzBxDumKQ7CujeOdY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

113ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2415545373
Primary NS (MNAME)	leah.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

52ms

41ms

43ms

AAAA

43ms

TXT

208ms

CAA

36ms

HTTPS

43ms

TLSA

166ms

SOA

0ms

MTA-STS

57ms

DNSSEC

113ms

SRV

79ms

Total

792ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-14 23:09:34	481ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-24 11:57:52	581ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-23 15:47:57 shown	792ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-27 23:17:48	532ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-07 15:18:50	951ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-26 02:34:45	1589ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-22 23:22:02	781ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-10 07:40:04	1140ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-25 07:08:54	2033ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-25 03:02:40	859ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-23 18:06:00	1184ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-23 09:30:34	1025ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-21 09:22:46	2533ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-20 23:57:54	967ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-19 14:38:24	1221ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 20:28:55	5487ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 20:11:52	1481ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 20:09:07	330ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 20:00:31	496ms	2 NS 1 A 1 MX	🔒 Secure