kølbæk.dk xn--klbk-xoa9h.dk

Records from scan: 2026-10-21 07:40:58 · 568ms total · last checked 2026-10-22 16:27 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

kølbæk.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 83.88.86.10 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by mail.decisco.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 29ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.curanet.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 31ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
83.88.86.10	3600s	mail.decisco.com	AS3292	TDC Holding A/S	83.88.0.0/17	🇩🇰 Denmark	Kokkedal

📧 MX Records#

1 records 20ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	mail.decisco.com	83.88.86.10	mail.decisco.com	AS3292 TDC Holding A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	xn--klbk-xoa9h.dk → 83.88.86.10
🔶 Autoconfig	xn--klbk-xoa9h.dk → 83.88.86.10

🔷 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 2026-10-21 07:40:58

www	83.88.86.10 (AS3292) (address records, no CNAME)
www vs bare domain	Same network kølbæk.dk: 83.88.86.10 (AS3292) www.kølbæk.dk: 83.88.86.10 (AS3292)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.kølbæk.dk	xn--klbk-xoa9h.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

95ms

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

🏷️ SOA#

17ms

Field	Value
Serial	2024031101
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

29ms

31ms

20ms

AAAA

23ms

TXT

83ms

CAA

24ms

HTTPS

28ms

TLSA

60ms

SOA

17ms

MTA-STS

34ms

DNSSEC

95ms

SRV

34ms

Total

568ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-21 07:40:58 shown	568ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 23:59:33	532ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-24 09:28:04	785ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-01 09:59:37	571ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-27 22:03:07	657ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 12:21:30	1389ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 01:04:43	914ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-22 11:22:24	24911ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-25 20:50:14	533ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-23 10:51:39	322ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-18 06:41:15	1141ms	2 NS 1 A 1 MX	🔒 Secure