kaj-ahlburg.dk

Records from scan: 2026-10-09 13:58:44 · 339ms total · last checked 2026-10-27 06:32 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

kaj-ahlburg.dk is a .dk domain served by 2 nameservers (ns1.yayhosting.dk, ns2.yayhosting.dk). It was registered on 25 January 2009 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.242.130.46 is hosted by Christian Ebsen ApS (AS62121) in Denmark. Mail is handled by kaj-ahlburg.dk. The zone is not DNSSEC-signed, publishes a 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 32ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.yayhosting.dk	195.242.130.62 2001:67c:564:fffe::100	ns1.yayhosting.dk —	AS62121 Christian Ebsen ApS AS62121 Christian Ebsen ApS
ns2.yayhosting.dk	2a00:1b18:2:3:1::2 62.69.152.35	ns2.yayhosting.dk ns2.yayhosting.dk	AS47527 DLX A/S AS47527 DLX A/S

🌍 A Records#

1 records 35ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.242.130.46	14400s	whm01.yayhosting.dk	AS62121	Christian Ebsen ApS	195.242.130.0/23	🇩🇰 Denmark	—

📧 MX Records#

1 records 28ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	14400s	kaj-ahlburg.dk	195.242.130.46	whm01.yayhosting.dk	AS62121 Christian Ebsen ApS

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	195.242.130.46
🔶 Autoconfig	195.242.130.46

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 44ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	0	443	whm01.yayhosting.dk

📝 TXT Records#

1 records 111ms

TXT Record
v=spf1 ip4:195.242.130.46 include:_spf.yayhosting.dk -all

✉️ SPF#

Policy	Record (kaj-ahlburg.dk)
-all (hard fail)	v=spf1 ip4:195.242.130.46 include:_spf.yayhosting.dk -all

📨 DMARC#

Policy	Record (_dmarc.kaj-ahlburg.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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 2026-10-09 13:58:44

www CNAME	kaj-ahlburg.dk (all on kaj-ahlburg.dk) → 195.242.130.46 (AS62121)
www vs bare domain	Same network kaj-ahlburg.dk: 195.242.130.46 (AS62121) www.kaj-ahlburg.dk: 195.242.130.46 (AS62121)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
default	—	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: 1/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.kaj-ahlburg.dk	VM_n94cAgyDKXmmb_07TgucVksuR9_ZKO-DFw6O180k

🔗 TLSA / DANE#

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

🔐 DNSSEC#

74ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

27ms

Field	Value
Serial	2026100201
Primary NS (MNAME)	ns1.yayhosting.dk
Responsible (RNAME)	hostmaster@mailrelay.e-studio.dk
Refresh	3600s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-02 18:12:12

Field	Value
Registrar	dns.services ApS
Registered	2009-01-25
Expires	2027-01-31 (95d)

📋 WHOIS#

⏱️ Lookup Timing#

32ms

35ms

28ms

AAAA

39ms

TXT

111ms

CAA

42ms

HTTPS

32ms

TLSA

36ms

SOA

27ms

MTA-STS

45ms

DNSSEC

74ms

SRV

44ms

Total

339ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 13:58:44 shown	339ms	2 NS 1 A 1 MX	🔓 Insecure
2026-10-02 17:40:58	414ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-04 12:27:36	372ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-02 17:44:46	1224ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-17 13:15:40	1600ms	2 NS 1 A 1 MX	🔓 Insecure