fourliners.dk
Last scanned: 2026-08-27 22:24:27  ·  665ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   45ms
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   54ms
IPTTLPTRASNISP / OrgCIDRCountryCity
188.228.111.18 3600s 188.228.111.18.static.altibox.net AS29695 Lyse Tele 188.228.104.0/21 🇩🇰 Denmark Sæby
📧 MX Records1 records   52ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s fourliners.dk 188.228.111.18 188.228.111.18.static.altibox.net AS29695 Lyse Tele
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover188.228.111.18
🔶 Autoconfig188.228.111.18
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   185ms
TXT Record
v=spf1 mx a ~all
✉️ SPF
PolicyRecord (fourliners.dk)
~all (soft fail) v=spf1 mx a ~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)
🔐 DNSSEC85ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026032402
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
45ms
A
54ms
MX
52ms
AAAA
39ms
TXT
185ms
CAA
45ms
HTTPS
46ms
TLSA
105ms
SOA
0ms
MTA-STS
62ms
DNSSEC
85ms
SRV
74ms
Total
665ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 22:24:27 665ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-18 16:27:57 5202ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-01 23:41:40 669ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-17 09:22:11 764ms 2 NS 1 A 1 MX 🔒 Secure View
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