sbmail.dk
Last scanned: 2026-06-18 04:24:15  ·  4329ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   141ms
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 Records1 records   291ms
IPTTLPTRASNISP / OrgCIDRCountryCity
5.103.136.161 — 5.103.136.161.static.fibianet.dk AS44869 FIBIA P/S 5.103.0.0/16 🇩🇰 Denmark Frederiksberg
📧 MX Records3 records   285ms
PriorityTTLMail ServerIP addressesPTRASN
10 — mx.zoho.eu 185.20.209.166
185.20.209.166
185.20.209.166
185.230.214.166
185.230.214.166
185.230.214.166		 mx2.zoho.eu
mx3.zoho.eu
mx.zoho.eu
mx2.zoho.eu
mx.zoho.eu
mx3.zoho.eu		 AS41913 Computerline GmbH
AS41913 Computerline GmbH
AS41913 Computerline GmbH
AS205111 ZOHO Corporation B.V
AS205111 ZOHO Corporation B.V
AS205111 ZOHO Corporation B.V
20 — mx2.zoho.eu 89.36.170.166
89.36.170.166
89.36.170.166		 mx.zoho.eu
mx2.zoho.eu
mx3.zoho.eu		 AS41913 Computerline GmbH
AS41913 Computerline GmbH
AS41913 Computerline GmbH
50 — mx3.zoho.eu 185.230.212.166
185.230.212.166
185.230.212.166		 mx3.zoho.eu
mx.zoho.eu
mx2.zoho.eu		 AS205111 ZOHO Corporation B.V
AS205111 ZOHO Corporation B.V
AS205111 ZOHO Corporation B.V
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscovermail.cs.zohohost.eu → 185.230.212.184
🔶 Autoconfigmail.cs.zohohost.eu → 185.230.212.184
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records2 records   580ms
TXT Record
v=spf1 include:zoho.eu ~all
zoho-verification=zb15163048.zmverify.zoho.eu
✉️ SPF
PolicyRecord (sbmail.dk)
~all (soft fail) v=spf1 include:zoho.eu ~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)
🔐 DNSSEC412ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA270ms
FieldValue
Serial2026032401
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
141ms
A
291ms
MX
285ms
AAAA
222ms
TXT
580ms
CAA
330ms
HTTPS
263ms
TLSA
383ms
SOA
270ms
MTA-STS
425ms
DNSSEC
412ms
SRV
603ms
Total
4329ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-18 04:24:15 4329ms 2 NS 1 A 3 MX 🔒 Secure View
2026-06-18 04:10:51 2760ms 2 NS 1 A 3 MX 🔒 Secure View
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