mtp.dk
Last scanned: 2026-07-25 16:58:49  ·  1424ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   189ms
NameserverIP addressesPTRASN / ISP
ns1.simply.com 2a02:2339:1:15c::4562:4562
91.197.248.78		 ns1.simply.com
ns1.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns2.simply.com 185.25.141.15
2a02:2339:4006:101::4562:4562		 ns2.simply.com
ns2.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns3.simply.com 91.197.248.79 ns3.simply.com AS48854 team.blue Denmark A/S
ns4.simply.com 91.197.248.80 ns4.simply.com AS48854 team.blue Denmark A/S
🌍 A Records1 records   188ms
IPTTLPTRASNISP / OrgCIDRCountryCity
158.255.47.82 3600s mail.mtp.dk AS31727 Node4 Limited 158.255.44.0/22 🇬🇧 United Kingdom —
📧 MX Records1 records   177ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mail.mtp.dk 158.255.47.82 mail.mtp.dk AS31727 Node4 Limited
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover158.255.47.82
🔶 Autoconfig158.255.47.82
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records2 records   316ms
TXT Record
_globalsign-domain-verification=0w0lU-p2qadUSUHDywwFWzxn0HE4SuD1Ppj1zA6JU7
v=spf1 ip4:158.255.47.82 mx:mail.mtp.dk ~all
✉️ SPF
PolicyRecord (mtp.dk)
~all (soft fail) v=spf1 ip4:158.255.47.82 mx:mail.mtp.dk ~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
🔏 ACME Challenge
TypeNameValue
TXT _acme-challenge.mtp.dk tTUjn4gwSH20zrhCPdMMSd9YEuUI2F6LISayDR7qBao
🔗 TLSA / DANE1 records   289ms
Service / OwnerTypeCert association
SMTP _25._tcp.mail.mtp.dk DANE-EE · Full cert · SHA-256 D411DE88EDE877C0F1798B461C831FB8…
🔐 DNSSEC276ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026072502
Primary NS (MNAME)ns1.simply.com
Responsible (RNAME)hostmaster@simply.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
189ms
A
188ms
MX
177ms
AAAA
197ms
TXT
316ms
CAA
182ms
HTTPS
182ms
TLSA
289ms
SOA
0ms
MTA-STS
214ms
DNSSEC
276ms
SRV
209ms
Total
1424ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-07-25 16:58:49 1424ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-26 06:50:49 1872ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-25 21:40:31 584ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-23 02:16:07 1199ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-17 13:23:13 2134ms 4 NS 1 A 1 MX 🔒 Secure View
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