ckf.dk

Records from scan: 2026-10-21 18:02:33 · 1425ms total

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

ckf.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 19 February 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.211.38 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by smtp.google.com. 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 98ms

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 74ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.211.38	600s	domain-parking.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records#

1 records 119ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	600s	smtp.google.com	172.253.152.26 173.194.220.26 173.194.220.27 2a00:1450:4010:c06::1a 2a00:1450:4010:c06::1a 2a00:1450:4010:c06::1b 2a00:1450:4010:c06::1b 2a00:1450:4010:c09::1a 2a00:1450:4010:c09::1a 2a00:1450:4010:c09::1b 2a00:1450:4010:c09::1b 64.233.163.26 64.233.163.27	yulpptr-in-f26.1e100.net lk-in-f26.1e100.net lk-in-f27.1e100.net lj-in-f26.1e100.net lj-in-x1a.1e100.net lj-in-x1b.1e100.net lj-in-f27.1e100.net lk-in-x1a.1e100.net lk-in-f26.1e100.net lk-in-x1b.1e100.net lk-in-f27.1e100.net lj-in-f26.1e100.net lj-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 409ms

TXT Record
google-site-verification=iFSEv68tybPlzsJUelfdcnkpcZlEIgfo3jalaqk0nUs
v=spf1 include:_spf.google.com include:_custspf.one.com ~all

✉️ SPF#

Policy	Record (ckf.dk)
~all (soft fail)	v=spf1 include:_spf.google.com include:_custspf.one.com ~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#

checked 2026-10-21 18:02:33

www	46.30.211.38 (AS51468) (address records, no CNAME)
www vs bare domain	Same network ckf.dk: 46.30.211.38 (AS51468) www.ckf.dk: 46.30.211.38 (AS51468)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
google	—	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: 2/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

328ms

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

🏷️ SOA#

62ms

Field	Value
Serial	2026102004
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-05 14:35:39

Field	Value
Registrar	ONE.COM A/S
Registered	1999-02-19
Expires	2027-03-31 (159d)

📋 WHOIS#

⏱️ Lookup Timing#

98ms

74ms

119ms

AAAA

74ms

TXT

409ms

CAA

120ms

HTTPS

96ms

TLSA

210ms

SOA

62ms

MTA-STS

139ms

DNSSEC

328ms

SRV

177ms

Total

1425ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-21 18:02:33 shown	1425ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-05 14:30:40	459ms	2 NS 1 A 4 MX	🔒 Secure
2026-09-30 13:57:30	715ms	2 NS 1 A 4 MX	🔒 Secure
2026-09-29 18:20:12	1063ms	2 NS 1 A 4 MX	🔒 Secure
2026-09-13 12:11:25	565ms	2 NS 1 A 4 MX	🔒 Secure
2026-09-09 07:44:44	847ms	2 NS 1 A 4 MX	🔒 Secure
2026-08-06 14:57:39	1006ms	2 NS 1 A 4 MX	🔒 Secure
2026-07-05 18:57:02	1524ms	2 NS 1 A 4 MX	🔒 Secure
2026-07-03 14:12:15	6451ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-28 15:13:23	1305ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-20 04:38:41	7175ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-16 21:31:57	65535ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-16 21:20:12	2191ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-16 21:01:37	522ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-16 21:00:15	808ms	2 NS 1 A 4 MX	🔒 Secure