heat-box.dk DNS records

🖥️ Nameservers3 records 71ms

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 67ms

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 56ms

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 133ms

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

📝 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

🔗 TLSA / DANE

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

🔐 DNSSEC2078ms

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

🏷️ SOA0ms

Field	Value
Serial	1669488863
Primary NS (MNAME)	ns3.combell.net
Responsible (RNAME)	hostmaster@heat-box.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

71ms

A

67ms

MX

56ms

AAAA

78ms

TXT

331ms

CAA

80ms

HTTPS

84ms

TLSA

127ms

SOA

0ms

MTA-STS

110ms

DNSSEC

2078ms

SRV

133ms

Total

2879ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 17:01:18	2879ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-08-27 08:52:28	9676ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-06-21 17:47:56	771ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-06-17 10:56:24	1122ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-06-17 10:55:06	1217ms	3 NS 1 A 2 MX	🔓 Insecure	View
2026-06-17 10:53:34	892ms	3 NS 1 A 2 MX	🔓 Insecure	View