4wolff.dk
Last scanned: 2026-08-25 22:10:10  ·  585ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   34ms
NameserverIP addressesPTRASN / ISP
ns1.yayhosting.dk 195.242.130.62
2001:67c:564:fffe::100		 ns1.yayhosting.dk
—		 AS62121 Christian Ebsen ApS
AS62121 Christian Ebsen ApS
ns2.yayhosting.dk 2a00:1b18:2:3:1::2
62.69.152.35		 ns2.yayhosting.dk
ns2.yayhosting.dk		 AS47527 DLX A/S
AS47527 DLX A/S
🌍 A Records1 records   42ms
IPTTLPTRASNISP / OrgCIDRCountryCity
195.242.130.52 14400s whm02.yayhosting.dk AS62121 Christian Ebsen ApS 195.242.130.0/23 🇩🇰 Denmark —
📧 MX Records1 records   43ms
PriorityTTLMail ServerIP addressesPTRASN
0 14400s 4wolff.dk 195.242.130.52 whm02.yayhosting.dk AS62121 Christian Ebsen ApS
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover195.242.130.52
🔶 Autoconfig195.242.130.52
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
🔌 SRV Records1 records   70ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 0 0 443 whm02.yayhosting.dk
📝 TXT Records1 records   174ms
TXT Record
v=spf1 ip4:195.242.130.52 include:_spf.yayhosting.dk -all
✉️ SPF
PolicyRecord (4wolff.dk)
-all (hard fail) v=spf1 ip4:195.242.130.52 include:_spf.yayhosting.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.4wolff.dk WiQoHzrHGljf8D7tg_VBLPgH8HbyEnfO_0fCLIq2qyw
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC104ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026081801
Primary NS (MNAME)ns1.yayhosting.dk
Responsible (RNAME)hostmaster@mailrelay.e-studio.dk
Refresh3600s
Retry1800s
Expire1209600s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
34ms
A
42ms
MX
43ms
AAAA
53ms
TXT
174ms
CAA
40ms
HTTPS
27ms
TLSA
54ms
SOA
0ms
MTA-STS
71ms
DNSSEC
104ms
SRV
70ms
Total
585ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-25 22:10:10 585ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-20 02:31:52 3992ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-16 17:42:24 1228ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-26 05:40:23 726ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-24 07:42:14 1911ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-16 12:59:45 1639ms 2 NS 1 A 1 MX 🔒 Secure View
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