kastanja.dk

📜 Historical scan 2026-09-04 05:27:13 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

kastanja.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 29 December 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 216.24.57.1 is hosted by Render (AS397273) in United States. Mail is handled by kastanja.dk.mx.one.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 this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

3 records 32ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 40ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
216.24.57.1	600s	ip-216-24-57-1.ingress.render.com	AS397273	Render	216.24.57.0/24	🇺🇸 United States	—

📧 MX Records#

1 records 31ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	kastanja.dk.mx.one.com	104.37.34.246 104.37.34.247 104.37.34.248 104.37.34.249	mx1.pub.mailpod12-cph3.one.com mx2.pub.mailpod12-cph3.one.com mx3.pub.mailpod12-cph3.one.com mx4.pub.mailpod12-cph3.one.com	AS51468 One.com A/S AS51468 One.com A/S AS51468 One.com A/S AS51468 One.com A/S

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 148ms

TXT Record
v=spf1 include:_custspf.one.com ~all

✉️ SPF#

Policy	Record (kastanja.dk)
~all (soft fail)	v=spf1 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#

latest probe, not this scan · checked 2026-10-13 12:42:15

www CNAME	vueshop-xwd1.onrender.com (all on onrender.com) → 216.24.57.16 216.24.57.18 (AS397273)
www vs bare domain	Same network kastanja.dk: 216.24.57.1 (AS397273) www.kastanja.dk: 216.24.57.16 216.24.57.18 (AS397273)
Wildcard	No
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

71ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2025020400
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-02 20:07:45

Field	Value
Registrar	ONE.COM A/S
Registered	1998-12-29
Expires	2026-12-31 (70d)

📋 WHOIS#

⏱️ Lookup Timing#

32ms

40ms

31ms

AAAA

35ms

TXT

148ms

CAA

27ms

HTTPS

39ms

TLSA

65ms

SOA

0ms

MTA-STS

47ms

DNSSEC

71ms

SRV

57ms

Total

519ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 12:42:15	862ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-03 01:06:59	387ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-02 19:48:55	751ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-26 19:00:56	528ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-04 05:27:13 shown	519ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-21 05:03:21	4846ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-18 10:12:22	4525ms	3 NS 1 A 1 MX	🔒 Secure