zstrucks.dk DNS records

🖥️ Nameservers3 records 63ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.combell.eu	2a00:1c98:50::50 89.44.166.48	— 89.44.166.48.static.hosted.by.combell-ops.net	AS34762 Combell NV AS34762 Combell NV
ns3.combell.net	2a00:1c98::53:1 83.217.73.172	ns3.combell.net ns3.combell.net	AS34762 Combell NV AS34762 Combell NV
ns4.combell.net	2001:1598:0:101::3 86.39.202.67	ns4.combell.net ns4.combell.net	AS28747 Easyhost BVBA AS28747 Easyhost BVBA

🌍 A Records1 records 73ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
217.21.190.139	3600s	217.21.190.139.static.hosted.by.combell.com	AS34762	Combell NV	217.21.176.0/20	🇧🇪 Belgium	—

📧 MX Records2 records 45ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx.mailprotect.be	178.208.39.140 178.208.39.141 178.208.39.142 178.208.39.143	mx.mailprotect.be mx.mailprotect.be mx.mailprotect.be mx.mailprotect.be	AS34762 Combell NV AS34762 Combell NV AS34762 Combell NV AS34762 Combell NV
50	3600s	mx.backup.mailprotect.be	178.208.39.140 178.208.39.141 178.208.39.142 178.208.39.143	mx.mailprotect.be mx.mailprotect.be mx.mailprotect.be mx.mailprotect.be	AS34762 Combell NV AS34762 Combell NV AS34762 Combell NV AS34762 Combell NV

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.mailprotect.be → 83.217.77.175
🔶 Autoconfig	autoconfig.mailprotect.be → 83.217.77.175

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records2 records 149ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	1	1	443	autodiscover-s.mailprotect.be
_imaps._tcp	1	1	993	imap.mailprotect.be

📝 TXT Records1 records 294ms

TXT Record
v=spf1 mx a include:_spf.relay.mailprotect.be ~all

✉️ SPF

Policy	Record (zstrucks.dk)
~all (soft fail)	v=spf1 mx a include:_spf.relay.mailprotect.be ~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

🔗 TLSA / DANE

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

🔐 DNSSEC111ms

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

🏷️ SOA89ms

Field	Value
Serial	1738248803
Primary NS (MNAME)	ns1.combell.eu
Responsible (RNAME)	hostmaster@zstrucks.dk
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	40000s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

63ms

A

73ms

MX

45ms

AAAA

70ms

TXT

294ms

CAA

61ms

HTTPS

70ms

TLSA

160ms

SOA

89ms

MTA-STS

97ms

DNSSEC

111ms

SRV

149ms

Total

1036ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 05:54:21	1070ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-07-01 16:21:14	1036ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-06-27 05:15:16	1960ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-06-17 14:18:43	2722ms	3 NS 1 A 2 MX	🔓 Insecure	View