mastercard.dk
Last scanned: 2026-06-17 12:11:56  ·  8857ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers6 records   30ms
NameserverIP addressesPTRASN / ISP
a1-29.akam.net 193.108.91.29
2600:1401:2::1d		 ns1-29.akam.net
ns1-29.akam.net		 AS21342 Akamai International B.V.
AS21342 Akamai International B.V.
a18-64.akam.net 2600:1480:4800::40
95.101.36.64		 a18-64.akam.net
a18-64.akam.net		 AS21342 Akamai International B.V.
AS21342 Akamai International B.V.
a22-65.akam.net 23.211.61.65
2600:1480:7800::41		 a22-65.akam.net
a22-65.akam.net		 AS21342 Akamai International B.V.
AS21342 Akamai International B.V.
a26-66.akam.net 23.74.25.66
2600:1480:b800::42		 a26-66.akam.net
a26-66.akam.net		 AS21342 Akamai International B.V.
AS21342 Akamai International B.V.
a7-67.akam.net 23.61.199.67
2600:1406:32::43		 a7-67.akam.net
ns3-67.akam.net		 AS21342 Akamai International B.V.
AS21342 Akamai International B.V.
a9-64.akam.net 184.85.248.64
2a02:26f0:117::40		 a9-64.akam.net
a9-64.akam.net		 AS21342 Akamai International B.V.
AS21342 Akamai International B.V.
🌍 A Records1 records   40ms
IPTTLPTRASNISP / OrgCIDRCountryCity
88.221.98.218 — a88-221-98-218.deploy.static.akamaitechnologies.com AS16625 Akamai Technologies, Inc. 88.221.96.0/22 🇸🇪 Sweden Stockholm
📧 MX Records2 records   40ms
PriorityTTLMail ServerIP addressesPTRASN
5 — mail.global.frontbridge.com — — —
10 — mail.global.frontbridge.com — — —
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   136ms
TXT Record
v=spf1 include:deliverygateways.mastercard.com ~all
✉️ SPF
PolicyRecord (mastercard.dk)
~all (soft fail) v=spf1 include:deliverygateways.mastercard.com ~all
📨 DMARC
PolicyRecord (_dmarc.mastercard.dk)
p=reject v=DMARC1;p=reject;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)
🔐 DNSSEC63ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA44ms
FieldValue
Serial2011012157
Primary NS (MNAME)dns1.mastercard.com
Responsible (RNAME)hostmaster@mastercard.com
Refresh14400s
Retry3600s
Expire2419200s
Minimum (neg-cache TTL)300s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
30ms
A
40ms
MX
40ms
AAAA
22ms
TXT
136ms
CAA
32ms
HTTPS
33ms
TLSA
8058ms
SOA
44ms
MTA-STS
34ms
DNSSEC
63ms
SRV
0ms
Total
8857ms
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