iskrystal.dk

📜 Historical scan 2026-07-10 21:13:03 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

iskrystal.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 16 August 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mailgate.iskrystal.dk. 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 30ms

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#

🌍

No A records found

📧 MX Records#

1 records 32ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	mailgate.iskrystal.dk	83.89.157.21	—	AS3292 TDC Holding A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	wh-1.web.sonnit.dk
🔶 Autoconfig	wh-1.web.sonnit.dk

🔷 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 2026-10-15 06:32:31

www CNAME	wh-1.web.sonnit.dk (all on sonnit.dk) ⚠ Dangling: the CNAME target does not exist. If that name can be claimed (an unregistered domain, or a free name on a hosting platform), whoever claims it controls www.iskrystal.dk
www vs bare domain	Neither resolves iskrystal.dk: no address www.iskrystal.dk: no address
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.iskrystal.dk	wh-1.web.sonnit.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

2051ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

24ms

Field	Value
Serial	2026032901
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 2026-10-09 18:29:47

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2005-08-16
Expires	2027-08-31 (315d)

📋 WHOIS#

⏱️ Lookup Timing#

30ms

32ms

AAAA

29ms

TXT

163ms

CAA

29ms

HTTPS

29ms

TLSA

67ms

SOA

24ms

MTA-STS

90ms

DNSSEC

2051ms

SRV

82ms

Total

6783ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-15 06:32:31	719ms	2 NS 0 A 1 MX	🔒 Secure
2026-10-09 18:01:21	2022ms	2 NS 0 A 1 MX	🔒 Secure
2026-10-08 14:04:14	1005ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-30 11:05:23	527ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-30 02:05:27	476ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-26 10:10:12	712ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-24 10:01:25	676ms	2 NS 0 A 1 MX	🔒 Secure
2026-08-11 19:32:19	5610ms	2 NS 0 A 1 MX	🔒 Secure
2026-07-10 21:13:03 shown	6783ms	2 NS 0 A 1 MX	🔒 Secure
2026-06-20 15:05:43	809ms	2 NS 0 A 1 MX	🔒 Secure
2026-06-18 08:36:21	972ms	2 NS 0 A 1 MX	🔒 Secure