free21dk.dk
Last scanned: 2026-08-26 21:57:43  ·  9461ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   45ms
NameserverIP addressesPTRASN / ISP
ns1.dotserv.com 178.20.218.61
2a01:7cc0:101:ffff::51		 ns1.dotserv.com
ns1.dotserv.com		 AS21060 Atea A/S
AS21060 Atea A/S
ns1.dotserv.net 178.20.217.29
2a01:7cc0:101:ffff::52		 ns1.dotserv.net
ns1.dotserv.net		 AS21060 Atea A/S
AS21060 Atea A/S
ns2.dotserv.com 193.180.214.21 ns2.dotserv.com AS44803 Webdock.io ApS
ns2.dotserv.net 162.19.249.51
2001:41d0:701:1100::c89e		 ns2.dotserv.net
ns2.dotserv.net		 AS16276 OVH SAS
AS16276 OVH SAS
🌍 A Records1 records   67ms
IPTTLPTRASNISP / OrgCIDRCountryCity
178.20.216.55 14400s ispc10.dotserv.com AS21060 Atea A/S 178.20.216.0/23 🇩🇰 Denmark —
📧 MX Records
📧
No MX records found
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   243ms
TXT Record
v=spf1 include:_spf.dotserv.com -all
✉️ SPF
PolicyRecord (free21dk.dk)
-all (hard fail) v=spf1 include:_spf.dotserv.com -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)
🔐 DNSSEC9087ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2024111104
Primary NS (MNAME)ns1.dotserv.com
Responsible (RNAME)hostmaster@dotserv.com
Refresh1800s
Retry300s
Expire86400s
Minimum (neg-cache TTL)300s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
45ms
A
67ms
MX
54ms
AAAA
43ms
TXT
243ms
CAA
48ms
HTTPS
75ms
TLSA
58ms
SOA
0ms
MTA-STS
73ms
DNSSEC
9087ms
SRV
90ms
Total
9461ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 21:57:43 9461ms 4 NS 1 A 0 MX 🔓 Insecure View
2026-08-26 00:05:44 2352ms 4 NS 1 A 0 MX 🔓 Insecure View
2026-06-23 18:24:39 691ms 4 NS 1 A 0 MX 🔓 Insecure View
2026-06-23 05:34:23 1138ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-17 10:06:57 4618ms 4 NS 1 A 0 MX ❓ Unknown View
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