simkort.dk
Last scanned: 2026-08-28 01:33:34  ·  1581ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   31ms
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 Records1 records   40ms
IPTTLPTRASNISP / OrgCIDRCountryCity
89.188.74.180 3600s web07.companymobile.local AS48854 team.blue Denmark A/S 89.188.72.0/21 🇩🇰 Denmark —
📧 MX Records1 records   30ms
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   197ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (simkort.dk)
-all (hard fail) v=spf1 -all
📨 DMARC
PolicyRecord (_dmarc.simkort.dk)
p=reject v=DMARC1; p=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)
🔐 DNSSEC104ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026031332
Primary NS (MNAME)ns1.eurodns.com
Responsible (RNAME)hostmaster@eurodns.com
Refresh43200s
Retry7200s
Expire1209600s
Minimum (neg-cache TTL)86400s
📋 RegistrationWHOIS fetched 2026-07-10 14:49:25
FieldValue
RegistrarEurodns S.A
Registered2004-02-05
Expires2027-02-28 (176d)
📋 WHOIS
⏱️ Lookup Timing
NS
31ms
A
40ms
MX
30ms
AAAA
33ms
TXT
197ms
CAA
1179ms
HTTPS
1179ms
TLSA
145ms
SOA
0ms
MTA-STS
69ms
DNSSEC
104ms
SRV
1198ms
Total
1581ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 01:33:34 1581ms 4 NS 1 A 1 MX 🔒 Secure View
2026-08-27 01:27:26 586ms 4 NS 1 A 1 MX 🔒 Secure View
2026-08-26 00:50:10 1498ms 4 NS 1 A 1 MX 🔒 Secure View
2026-08-09 13:03:07 9701ms 4 NS 1 A 1 MX 🔒 Secure View
2026-07-23 08:25:44 1580ms 4 NS 1 A 1 MX 🔒 Secure View
2026-07-21 19:08:33 1440ms 4 NS 1 A 1 MX 🔒 Secure View
2026-07-10 14:48:48 1774ms 4 NS 1 A 1 MX 🔒 Secure View
2026-07-03 20:25:49 2521ms 4 NS 1 A 1 MX 🔒 Secure View
2026-07-02 08:41:39 876ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-24 20:00:43 1675ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-19 07:02:01 6374ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-18 02:55:36 539ms 4 NS 1 A 0 MX 🔒 Secure View
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