as4.dk
Last scanned: 2026-08-27 22:54:04  ·  791ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   48ms
NameserverIP addressesPTRASN / ISP
ns1.eurodns.com 199.167.66.107
2610:1c8:b002::107		 ns1.eurodns.com
ns1.eurodns.com		 AS23393 NuCDN LLC
AS23393 NuCDN LLC
ns2.eurodns.com 104.37.178.107
2610:1c8:b001::107		 ns2.eurodns.com
ns2.eurodns.com		 AS23393 NuCDN LLC
AS23393 NuCDN LLC
ns3.eurodns.com 199.167.66.108
2610:1c8:b002::108		 ns3.eurodns.com
ns3.eurodns.com		 AS23393 NuCDN LLC
AS23393 NuCDN LLC
ns4.eurodns.com 104.37.178.108
2610:1c8:b001::108		 ns4.eurodns.com
ns4.eurodns.com		 AS23393 NuCDN LLC
AS23393 NuCDN LLC
🌍 A Records
🌍
No A records found
📧 MX Records1 records   70ms
PriorityTTLMail ServerIP addressesPTRASN
0 3600s .  Null MX — domain accepts no email (RFC 7505)
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   294ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (as4.dk)
-all (hard fail) v=spf1 -all
📨 DMARC
PolicyRecord (_dmarc.as4.dk)
p=reject v=DMARC1; p=reject; sp=reject;
📬 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)
🔐 DNSSEC130ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial2026011440
Primary NS (MNAME)ns1.eurodns.com
Responsible (RNAME)hostmaster@eurodns.com
Refresh43200s
Retry7200s
Expire1209600s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
48ms
A
56ms
MX
70ms
AAAA
31ms
TXT
294ms
CAA
67ms
HTTPS
45ms
TLSA
72ms
SOA
0ms
MTA-STS
107ms
DNSSEC
130ms
SRV
118ms
Total
791ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 22:54:04 791ms 4 NS 0 A 1 MX 🔒 Secure View
2026-08-26 15:52:03 1023ms 4 NS 0 A 1 MX 🔒 Secure View
2026-08-23 00:16:59 908ms 4 NS 0 A 1 MX 🔒 Secure View
2026-08-20 23:44:45 5236ms 4 NS 0 A 1 MX 🔒 Secure View
2026-08-05 03:21:39 1367ms 4 NS 0 A 1 MX 🔒 Secure View
2026-07-16 22:37:05 9692ms 4 NS 0 A 1 MX 🔒 Secure View
2026-07-15 14:16:37 752ms 4 NS 0 A 1 MX 🔒 Secure View
2026-06-28 07:42:11 1492ms 4 NS 0 A 1 MX 🔒 Secure View
2026-06-27 18:29:10 802ms 4 NS 0 A 1 MX 🔒 Secure View
2026-06-26 08:07:06 757ms 4 NS 0 A 1 MX 🔒 Secure View
2026-06-21 12:49:09 442ms 4 NS 0 A 1 MX 🔒 Secure View
2026-06-16 13:43:10 1113ms 4 NS 0 A 0 MX 🔒 Secure View
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