yellowhost.dk
Last scanned: 2026-06-25 14:29:42  ·  686ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   41ms
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   40ms
IPTTLPTRASNISP / OrgCIDRCountryCity
77.33.142.179 3600s 77.33.142.179.dhcp.fibianet.dk AS44869 FIBIA P/S 77.33.0.0/16 🇩🇰 Denmark Grenå
📧 MX Records1 records   41ms
PriorityTTLMail ServerIP addressesPTRASN
5 3600s mail.yellowhost.dk 77.33.142.179 77.33.142.179.dhcp.fibianet.dk AS44869 FIBIA P/S
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover77.33.142.179
🔶 Autoconfig77.33.142.179
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records2 records   84ms
TXT Record
google-site-verification=_mj3JCFECWvaax0RXNBGj_jGcoUpoJfw6-QTrbHCREY
v=spf1 a mx a:yellowhost.dk ip4:77.33.142.179 -all
✉️ SPF
PolicyRecord (yellowhost.dk)
-all (hard fail) v=spf1 a mx a:yellowhost.dk ip4:77.33.142.179 -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)
🔐 DNSSEC108ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA46ms
FieldValue
Serial2026060800
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
41ms
A
40ms
MX
41ms
AAAA
34ms
TXT
84ms
CAA
33ms
HTTPS
41ms
TLSA
170ms
SOA
46ms
MTA-STS
46ms
DNSSEC
108ms
SRV
42ms
Total
686ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-25 14:29:42 686ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-22 19:27:47 1161ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-19 19:43:14 1115ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-18 07:14:00 644ms 4 NS 1 A 1 MX 🔒 Secure View
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