per-leth.dk
Last scanned: 2026-08-27 05:07:22  ·  2312ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   27ms
NameserverIP addressesPTRASN / ISP
ns01.one.com 195.206.121.10
2001:67c:28cc::10		 ns01.one.com
ns01.one.com		 AS197495 One.com A/S
AS197495 One.com A/S
ns02.one.com 185.10.11.10
2001:67c:3c0::10		 ns02.one.com
ns02.one.com		 AS51468 One.com A/S
AS51468 One.com A/S
🌍 A Records
🌍
No A records found
📧 MX Records2 records   23ms
PriorityTTLMail ServerIP addressesPTRASN
10 43200s in1-smtp.messagingengine.com 103.168.172.216
103.168.172.217
103.168.172.218
103.168.172.219
103.168.172.220
103.168.172.221
103.168.172.222
103.168.172.223		 phl-mx-01.messagingengine.com
phl-mx-02.messagingengine.com
phl-mx-03.messagingengine.com
phl-mx-04.messagingengine.com
phl-mx-05.messagingengine.com
phl-mx-06.messagingengine.com
phl-mx-07.messagingengine.com
phl-mx-08.messagingengine.com		 AS151847 Fastmail Pty Ltd
AS151847 Fastmail Pty Ltd
AS151847 Fastmail Pty Ltd
AS151847 Fastmail Pty Ltd
AS151847 Fastmail Pty Ltd
AS151847 Fastmail Pty Ltd
AS151847 Fastmail Pty Ltd
AS151847 Fastmail Pty Ltd
20 43200s in2-smtp.messagingengine.com 202.12.124.216
202.12.124.217
202.12.124.218
202.12.124.219		 stl-mx-01.messagingengine.com
stl-mx-02.messagingengine.com
stl-mx-03.messagingengine.com
stl-mx-04.messagingengine.com		 AS151847 Fastmail Pty Ltd
AS151847 Fastmail Pty Ltd
AS151847 Fastmail Pty Ltd
AS151847 Fastmail Pty Ltd
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   94ms
TXT Record
v=spf1 include:spf.messagingengine.com ?all
✉️ SPF
PolicyRecord (per-leth.dk)
?all (neutral) v=spf1 include:spf.messagingengine.com ?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)
🔐 DNSSEC99ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial2026082601
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
27ms
A
32ms
MX
23ms
AAAA
24ms
TXT
94ms
CAA
22ms
HTTPS
26ms
TLSA
266ms
SOA
0ms
MTA-STS
40ms
DNSSEC
99ms
SRV
30ms
Total
2312ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 05:07:22 2312ms 2 NS 0 A 2 MX 🔒 Secure View
2026-07-27 04:23:19 2027ms 2 NS 0 A 2 MX 🔒 Secure View
2026-07-02 15:30:44 2225ms 2 NS 0 A 2 MX 🔒 Secure View
2026-06-25 19:49:57 1256ms 2 NS 0 A 2 MX 🔒 Secure View
2026-06-17 15:25:55 870ms 2 NS 0 A 2 MX 🔒 Secure View
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