checkmark-dk.dk
📜 Historical scan 2026-06-16 20:26:07  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   246ms
NameserverIP addressesPTRASN / ISP
a.portsdns.se — — —
b.portsdns.net — — —
🌍 A Records1 records   59ms
IPTTLPTRASNISP / OrgCIDRCountryCity
193.14.90.203 — redirect.portsit.se AS1257 Tele2 SWIPnet 193.12.0.0/14 🇸🇪 Sweden Malmö
📧 MX Records2 records   58ms
PriorityTTLMail ServerIP addressesPTRASN
10 — mxa-006eaf01.gslb.pphosted.com 185.132.181.200 mx07-006eaf01.pphosted.com AS52129 Proofpoint, Inc.
10 — mxb-006eaf01.gslb.pphosted.com 185.132.181.200 mx07-006eaf01.pphosted.com AS52129 Proofpoint, Inc.
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records3 records   143ms
TXT Record
MS=ms76051186
v=spf1 include:spf.protection.outlook.com include:spf-006eaf01.pphosted.com -all
zenguide-verification
✉️ SPF
PolicyRecord (checkmark-dk.dk)
-all (hard fail) v=spf1 include:spf.protection.outlook.com include:spf-006eaf01.pphosted.com -all
📨 DMARC
PolicyRecord (_dmarc.checkmark-dk.dk)
p=quarantine v=DMARC1; p=quarantine; fo=1; rua=mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com
📬 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)
🔐 DNSSEC153ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA57ms
FieldValue
Serial2026061500
Primary NS (MNAME)a.portsdns.se
Responsible (RNAME)registry@ports.net
Refresh1800s
Retry900s
Expire1814400s
Minimum (neg-cache TTL)600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
246ms
A
59ms
MX
58ms
AAAA
58ms
TXT
143ms
CAA
58ms
HTTPS
50ms
TLSA
513ms
SOA
57ms
MTA-STS
52ms
DNSSEC
153ms
SRV
0ms
Total
1089ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 10:55:24 3055ms 2 NS 1 A 2 MX 🔓 Insecure View
2026-08-17 18:27:44 5022ms 2 NS 1 A 2 MX 🔓 Insecure View
2026-06-28 23:52:38 956ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-25 19:58:47 1109ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-06-16 20:26:07 1089ms 2 NS 1 A 2 MX 🔓 Insecure View
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