mtrix.dk
📜 Historical scan 2026-08-16 11:10:56  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   160ms
🌍 A Records
🌍
No A records found
📧 MX Records3 records   276ms
PriorityTTLMail ServerIP addressesPTRASN
0 86400s mx0.feltpost.com 159.69.136.113
159.69.71.125
2a01:4f8:10b:860::2
2a01:4f8:231:1657::2
2a01:4f8:231:1cd8::2
88.99.250.148
node9.midgaard.incrediblebits.net
node7.midgaard.incrediblebits.net
node8.midgaard.incrediblebits.net
node7.midgaard.incrediblebits.net
node9.midgaard.incrediblebits.net
node8.midgaard.incrediblebits.net
AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
0 86400s mx1.feltpost.com 159.69.136.113
159.69.71.125
2a01:4f8:10b:860::2
2a01:4f8:231:1657::2
2a01:4f8:231:1cd8::2
88.99.250.148
node9.midgaard.incrediblebits.net
node7.midgaard.incrediblebits.net
node8.midgaard.incrediblebits.net
node7.midgaard.incrediblebits.net
node9.midgaard.incrediblebits.net
node8.midgaard.incrediblebits.net
AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
0 86400s mx2.feltpost.com 159.69.136.113
159.69.71.125
2a01:4f8:10b:860::2
2a01:4f8:231:1657::2
2a01:4f8:231:1cd8::2
88.99.250.148
node9.midgaard.incrediblebits.net
node7.midgaard.incrediblebits.net
node8.midgaard.incrediblebits.net
node7.midgaard.incrediblebits.net
node9.midgaard.incrediblebits.net
node8.midgaard.incrediblebits.net
AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   481ms
TXT Record
v=spf1 include:feltpost.com -all
✉️ SPF
PolicyRecord (mtrix.dk)
-all (hard fail) v=spf1 include:feltpost.com -all
📨 DMARC
PolicyRecord (_dmarc.mtrix.dk)
p=reject v=DMARC1; p=reject; rua=mailto:dmarc+mtrix.dk@feltpost.com; adkim=s; aspf=s;
📬 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)
🔐 DNSSEC446ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial2026084523
Primary NS (MNAME)ns0.incrediblebits.net
Responsible (RNAME)hostmaster@incrediblebits.net
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
160ms
A
140ms
MX
276ms
AAAA
149ms
TXT
481ms
CAA
172ms
HTTPS
142ms
TLSA
187ms
SOA
0ms
MTA-STS
255ms
DNSSEC
446ms
SRV
297ms
Total
4424ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-31 17:33:30 1389ms 4 NS 0 A 3 MX 🔒 Secure View
2026-08-30 12:53:11 1560ms 4 NS 0 A 3 MX 🔒 Secure View
2026-08-29 02:51:40 1201ms 4 NS 0 A 3 MX 🔒 Secure View
2026-08-28 00:25:09 4626ms 4 NS 0 A 3 MX 🔒 Secure View
2026-08-26 23:02:03 898ms 4 NS 0 A 3 MX 🔒 Secure View
2026-08-25 01:23:34 1982ms 4 NS 0 A 3 MX 🔒 Secure View
2026-08-24 00:59:02 2262ms 4 NS 0 A 3 MX 🔒 Secure View
2026-08-23 00:26:26 2002ms 4 NS 0 A 3 MX 🔒 Secure View
2026-08-22 00:17:09 3233ms 4 NS 0 A 3 MX 🔒 Secure View
2026-08-21 00:12:26 14242ms 4 NS 0 A 3 MX 🔒 Secure View
2026-08-19 23:58:43 26866ms 4 NS 0 A 3 MX 🔒 Secure View
2026-08-18 22:50:41 7431ms 4 NS 0 A 3 MX 🔒 Secure View
2026-08-17 12:53:49 10750ms 4 NS 0 A 3 MX 🔒 Secure View
2026-08-16 11:10:56 4424ms 4 NS 0 A 3 MX 🔒 Secure View
2026-08-15 09:31:23 1978ms 4 NS 0 A 3 MX 🔒 Secure View
2026-08-14 07:48:47 3636ms 4 NS 0 A 3 MX 🔒 Secure View
2026-08-12 10:12:16 3561ms 4 NS 0 A 3 MX 🔒 Secure View
2026-08-11 01:36:05 2353ms 4 NS 0 A 3 MX 🔒 Secure View
2026-08-09 12:34:56 8022ms 4 NS 0 A 3 MX 🔒 Secure View
2026-08-08 05:04:27 11956ms 4 NS 0 A 3 MX 🔒 Secure View
2026-08-07 04:41:21 1905ms 4 NS 0 A 3 MX 🔒 Secure View
2026-08-04 04:44:20 3584ms 4 NS 0 A 3 MX 🔒 Secure View
2026-08-01 20:19:56 17825ms 4 NS 0 A 3 MX 🔒 Secure View
2026-07-27 21:34:44 3073ms 4 NS 0 A 3 MX 🔒 Secure View
2026-07-26 21:22:40 2015ms 4 NS 0 A 3 MX 🔒 Secure View
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