yeldo.dk
Last scanned: 2026-08-27 14:55:12  ·  816ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   57ms
NameserverIP addressesPTRASN / ISP
auth01.dns.trueserver.nl 2001:9a8:0:10::2
213.193.210.2		 auth01.dns.trueserver.nl
auth01.dns.trueserver.nl		 AS15703 TrueFullstaq B.V.
AS15703 TrueFullstaq B.V.
auth02.dns.trueserver.nl 193.28.152.2
2001:9a8:0:11::2		 auth02.dns.trueserver.nl
auth02.dns.trueserver.nl		 AS15703 TrueFullstaq B.V.
AS15703 TrueFullstaq B.V.
auth03.dns.trueserver.nl 2001:9a8:0:12::2
213.239.136.2		 auth03.dns.trueserver.nl
auth03.dns.trueserver.nl		 AS15703 TrueFullstaq B.V.
AS15703 TrueFullstaq B.V.
🌍 A Records1 records   45ms
IPTTLPTRASNISP / OrgCIDRCountryCity
87.233.179.35 86400s — AS15703 TrueFullstaq B.V. 87.233.0.0/16 🇳🇱 The Netherlands —
📧 MX Records2 records   45ms
PriorityTTLMail ServerIP addressesPTRASN
10 86400s mail.yeldo.dk 87.233.179.34 — AS15703 TrueFullstaq B.V.
20 86400s fallback.yeldo.dk 87.233.68.50 backup01.stoneart.nl AS15703 TrueFullstaq B.V.
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover87.233.179.35
🔶 Autoconfig87.233.179.35
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records
📝
No TXT records found
✉️ SPF
✗ No SPF record — mail spoofing not restricted
📨 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)
🔐 DNSSEC101ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2012032601
Primary NS (MNAME)auth01.dns.trueserver.nl
Responsible (RNAME)hostmaster@trueserver.nl
Refresh86400s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
57ms
A
45ms
MX
45ms
AAAA
45ms
TXT
268ms
CAA
58ms
HTTPS
55ms
TLSA
99ms
SOA
0ms
MTA-STS
71ms
DNSSEC
101ms
SRV
106ms
Total
816ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 14:55:12 816ms 3 NS 1 A 2 MX 🔓 Insecure View
2026-06-27 02:09:25 1021ms 3 NS 1 A 2 MX 🔓 Insecure View
2026-06-24 11:55:51 1171ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-19 14:21:17 4034ms 3 NS 1 A 2 MX 🔓 Insecure View
2026-06-18 03:43:49 3081ms 3 NS 1 A 2 MX 🔓 Insecure View
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