cder.dk

Records from scan: 2026-10-12 07:12:41 · 401ms total · last checked 2026-10-21 01:37 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cder.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.47.247.18 is hosted by One.com A/S (AS51468). Mail is handled by .. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 37ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 37ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.47.247.18	600s	one.com.webforward.g1i.one	AS51468	One.com A/S	195.47.247.0/24	—	—

📧 MX Records#

1 records 41ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	. Null MX — domain accepts no email (RFC 7505)

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	195.47.247.18
🔶 Autoconfig	195.47.247.18

🔷 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#

checked 2026-10-12 07:12:41

www	195.47.247.18 (AS51468) (address records, no CNAME)
www vs bare domain	Same network cder.dk: 195.47.247.18 (AS51468) www.cder.dk: 195.47.247.18 (AS51468)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

58ms

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

🏷️ SOA#

44ms

Field	Value
Serial	2026101201
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

37ms

41ms

AAAA

45ms

TXT

175ms

CAA

27ms

HTTPS

33ms

TLSA

40ms

SOA

44ms

MTA-STS

60ms

DNSSEC

58ms

SRV

61ms

Total

401ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 07:12:41 shown	401ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-24 17:45:10	4494ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-13 09:02:36	619ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-06 08:59:07	706ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-11 23:14:33	679ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-18 10:51:15	2044ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-15 14:07:10	4524ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-14 00:36:48	700ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-09 00:39:43	615ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-01 23:30:23	649ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 19:55:13	420ms	2 NS 1 A 0 MX	🔒 Secure