rackkoeling.dk

📜 Historical scan 2026-10-05 13:11:19 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rackkoeling.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 21 September 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.66.30.212 is hosted by Sentia Denmark A/S (AS47292) in Denmark. 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 this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 127ms

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 75ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.66.30.212	43200s	—	AS47292	Sentia Denmark A/S	77.66.16.0/20	🇩🇰 Denmark	Karlslunde

📧 MX Records#

1 records 100ms

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

🔷 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 2026-10-11 19:09:12

www	77.66.30.212 (AS47292) (address records, no CNAME)
www vs bare domain	Same network rackkoeling.dk: 77.66.30.212 (AS47292) www.rackkoeling.dk: 77.66.30.212 (AS47292)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

273ms

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

🏷️ SOA#

68ms

Field	Value
Serial	2026100501
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 13:38:24

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2010-09-21
Expires	2027-09-30 (343d)

📋 WHOIS#

⏱️ Lookup Timing#

127ms

75ms

100ms

AAAA

99ms

TXT

258ms

CAA

144ms

HTTPS

135ms

TLSA

227ms

SOA

68ms

MTA-STS

126ms

DNSSEC

273ms

SRV

158ms

Total

1105ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-11 19:09:12	982ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-06 15:45:07	760ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-05 13:11:19 shown	1105ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 12:46:34	498ms	2 NS 1 A 4 MX	🔒 Secure
2026-09-30 02:38:59	639ms	2 NS 1 A 4 MX	🔒 Secure
2026-09-27 17:20:20	999ms	2 NS 1 A 4 MX	🔒 Secure
2026-09-21 14:40:53	742ms	2 NS 1 A 4 MX	🔒 Secure
2026-09-16 15:18:47	606ms	2 NS 1 A 4 MX	🔒 Secure
2026-08-27 15:04:46	1256ms	2 NS 1 A 4 MX	🔒 Secure
2026-08-14 21:46:23	6117ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-25 20:43:19	1857ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-22 12:00:37	2088ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-17 15:24:41	984ms	2 NS 1 A 4 MX	🔒 Secure