exunum.dk
Last scanned: 2026-08-31 13:57:15  ·  1272ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   53ms
NameserverIP addressesPTRASN / ISP
ns1.desec.io 2607:f740:e633:deec::2
45.54.76.1		 ns1.desec.io
ns1.desec.io		 AS63911 NetActuate, Inc
AS63911 NetActuate, Inc
ns2.desec.org 157.53.224.1
2607:f740:e00a:deec::2		 ns2.desec.org
ns2.desec.org		 AS36217 NetActuate, Inc
AS36217 NetActuate, Inc
🌍 A Records
🌍
No A records found
📧 MX Records3 records   52ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mxext1.mailbox.org 2001:67c:2050:104:0:1:25:1
80.241.60.212		 mx1.mailbox.org
mx1.mailbox.org		 AS199118 Heinlein-Support GmbH
AS199118 Heinlein-Support GmbH
10 3600s mxext2.mailbox.org 2001:67c:2050:104:0:2:25:1
80.241.60.215		 mx2.mailbox.org
mx2.mailbox.org		 AS199118 Heinlein-Support GmbH
AS199118 Heinlein-Support GmbH
20 3600s mxext3.mailbox.org 2001:67c:2050:104:0:3:25:1
80.241.60.216		 mx3.mailbox.org
mx3.mailbox.org		 AS199118 Heinlein-Support GmbH
AS199118 Heinlein-Support GmbH
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   200ms
TXT Record
v=spf1 include:mailbox.org ~all
✉️ SPF
PolicyRecord (exunum.dk)
~all (soft fail) v=spf1 include:mailbox.org ~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 / DANE9 records   246ms
Service / OwnerTypeCert association
SMTP _25._tcp.mxext1.mailbox.org DANE-EE · SPKI · SHA-256 E41CC7633029AFDBA53744D7E5FC31EF…
SMTP _25._tcp.mxext1.mailbox.org DANE-EE · SPKI · SHA-256 4758AF6F02DFB5DC8795FA402E77A8A0…
SMTP _25._tcp.mxext1.mailbox.org DANE-EE · SPKI · SHA-256 996AD31D65E03F038B8EC950F6F26611…
SMTP _25._tcp.mxext2.mailbox.org DANE-EE · SPKI · SHA-256 4758AF6F02DFB5DC8795FA402E77A8A0…
SMTP _25._tcp.mxext2.mailbox.org DANE-EE · SPKI · SHA-256 E41CC7633029AFDBA53744D7E5FC31EF…
SMTP _25._tcp.mxext2.mailbox.org DANE-EE · SPKI · SHA-256 996AD31D65E03F038B8EC950F6F26611…
SMTP _25._tcp.mxext3.mailbox.org DANE-EE · SPKI · SHA-256 E41CC7633029AFDBA53744D7E5FC31EF…
SMTP _25._tcp.mxext3.mailbox.org DANE-EE · SPKI · SHA-256 4758AF6F02DFB5DC8795FA402E77A8A0…
SMTP _25._tcp.mxext3.mailbox.org DANE-EE · SPKI · SHA-256 996AD31D65E03F038B8EC950F6F26611…
🔐 DNSSEC75ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial2025083660
Primary NS (MNAME)get.desec.io
Responsible (RNAME)get@desec.io
Refresh86400s
Retry3600s
Expire2419200s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
53ms
A
53ms
MX
52ms
AAAA
55ms
TXT
200ms
CAA
57ms
HTTPS
70ms
TLSA
246ms
SOA
0ms
MTA-STS
66ms
DNSSEC
75ms
SRV
72ms
Total
1272ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-31 13:57:15 1272ms 2 NS 0 A 3 MX 🔒 Secure View
2026-08-28 07:26:08 3130ms 2 NS 0 A 3 MX 🔒 Secure View
2026-08-26 07:18:29 671ms 2 NS 0 A 3 MX 🔒 Secure View
2026-08-21 11:46:52 19198ms 2 NS 0 A 3 MX 🔒 Secure View
2026-08-14 00:47:34 2232ms 2 NS 0 A 3 MX 🔒 Secure View
2026-08-08 13:38:06 17337ms 2 NS 0 A 3 MX 🔒 Secure View
2026-07-31 00:43:57 2826ms 2 NS 0 A 3 MX 🔒 Secure View
2026-07-24 12:13:26 8986ms 2 NS 0 A 3 MX 🔒 Secure View
2026-07-18 19:21:39 2619ms 2 NS 0 A 3 MX 🔒 Secure View
2026-07-12 08:43:24 1384ms 2 NS 0 A 3 MX 🔒 Secure View
2026-07-03 13:06:59 6365ms 2 NS 0 A 3 MX 🔒 Secure View
2026-06-28 07:06:25 805ms 2 NS 0 A 3 MX 🔒 Secure View
2026-06-26 02:50:44 683ms 2 NS 0 A 3 MX 🔒 Secure View
2026-06-20 13:12:00 773ms 2 NS 0 A 3 MX 🔒 Secure View
2026-06-19 07:31:24 1640ms 2 NS 0 A 3 MX 🔒 Secure View
2026-06-17 09:10:04 4069ms 2 NS 0 A 3 MX 🔒 Secure View
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