john-kronborg.dk

Records from scan: 2026-10-21 11:01:26 · 1723ms total · last checked 2026-10-22 11:07 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

john-kronborg.dk is a .dk domain served by 2 nameservers (ns1.dns.services, ns2.dns.services). It was registered on 21 September 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 193.221.124.15 is hosted by CoMaSys ApS (AS51377) in Denmark. Mail is handled by scan1.comasys.dk, scan2.comasys.dk and 1 more. The zone is not DNSSEC-signed, 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 20ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.dns.services	195.242.131.6 2001:67c:564:ffff::11	ns1.dns.services ns1.dns.services	AS62121 Christian Ebsen ApS AS62121 Christian Ebsen ApS
ns2.dns.services	2a00:1b18:2:3:3::2 62.69.152.37	ns2.dns.services ns2.dns.services	AS47527 DLX A/S AS47527 DLX A/S

🌍 A Records#

1 records 22ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
193.221.124.15	3600s	—	AS51377	CoMaSys ApS	193.221.124.0/24	🇩🇰 Denmark	—

📧 MX Records#

3 records 22ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	scan1.comasys.dk	128.76.60.167 128.76.60.187 89.233.19.127 89.233.19.188	mx6.centerasecurity.dk mx6.centerasecurity.dk mx14.centerasecurity.dk mx14.centerasecurity.dk	AS3292 TDC Holding A/S AS3292 TDC Holding A/S AS3308 Norlys Telco A/S AS3308 Norlys Telco A/S
10	3600s	scan2.comasys.dk	128.76.60.168 128.76.60.169 89.233.19.128 89.233.19.129	mx6.centerasecurity.dk mx6.centerasecurity.dk mx14.centerasecurity.dk mx14.centerasecurity.dk	AS3292 TDC Holding A/S AS3292 TDC Holding A/S AS3308 Norlys Telco A/S AS3308 Norlys Telco A/S
20	3600s	scan3.comasys.dk	128.76.60.167 128.76.60.187 89.233.19.127 89.233.19.188	mx6.centerasecurity.dk mx6.centerasecurity.dk mx14.centerasecurity.dk mx14.centerasecurity.dk	AS3292 TDC Holding A/S AS3292 TDC Holding A/S AS3308 Norlys Telco A/S AS3308 Norlys Telco A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	193.221.124.15
🔶 Autoconfig	193.221.124.15

🔷 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 11:01:26

www CNAME	john-kronborg.dk (all on john-kronborg.dk) → 193.221.124.15 (AS51377)
www vs bare domain	Same network john-kronborg.dk: 193.221.124.15 (AS51377) www.john-kronborg.dk: 193.221.124.15 (AS51377)
Wildcard	Yes: any name under the zone resolves

🔗 TLSA / DANE#

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

🔐 DNSSEC#

101ms

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

🏷️ SOA#

1176ms

Field	Value
Serial	2022072802
Primary NS (MNAME)	ns1.dns.services
Responsible (RNAME)	hostmaster@comasys.dk
Refresh	10800s
Retry	3600s
Expire	2419000s
Minimum (neg-cache TTL)	43200s

📋 Registration#

WHOIS fetched 2026-10-07 19:32:03

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1999-09-21
Expires	2027-09-30 (342d)

📋 WHOIS#

⏱️ Lookup Timing#

20ms

22ms

AAAA

28ms

TXT

81ms

CAA

25ms

HTTPS

19ms

TLSA

82ms

SOA

1176ms

MTA-STS

35ms

DNSSEC

101ms

SRV

36ms

Total

1723ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-21 11:01:26 shown	1723ms	2 NS 1 A 3 MX	🔓 Insecure
2026-10-01 00:37:18	5796ms	2 NS 1 A 3 MX	🔓 Insecure
2026-09-25 10:50:12	639ms	2 NS 1 A 3 MX	🔓 Insecure
2026-09-20 14:23:59	572ms	2 NS 1 A 3 MX	🔓 Insecure
2026-08-26 09:04:12	939ms	2 NS 1 A 3 MX	🔓 Insecure
2026-06-24 20:36:09	806ms	2 NS 1 A 3 MX	🔓 Insecure
2026-06-18 02:51:34	4411ms	2 NS 1 A 3 MX	🔓 Insecure