isdin.dk
Last scanned: 2026-07-26 09:01:21  ·  10018ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers5 records   25ms
NameserverIP addressesPTRASN / ISP
ns1.linode.com 2600:14c0:6::2
92.123.94.2		 c1-2.akashield.net
c1-2.akashield.net		 AS21342 Akamai International B.V.
AS21342 Akamai International B.V.
ns2.linode.com 2600:14c0:6::3
92.123.94.3		 c1-3.akashield.net
c1-3.akashield.net		 AS21342 Akamai International B.V.
AS21342 Akamai International B.V.
ns3.linode.com 2600:14c0:7::3
92.123.95.3		 c2-3.akashield.net
c2-3.akashield.net		 AS21342 Akamai International B.V.
AS21342 Akamai International B.V.
ns4.linode.com 2600:14c0:7::4
92.123.95.4		 c2-4.akashield.net
c2-4.akashield.net		 AS21342 Akamai International B.V.
AS21342 Akamai International B.V.
ns5.linode.com 2600:14c0:7::2
92.123.95.2		 c2-2.akashield.net
c2-2.akashield.net		 AS21342 Akamai International B.V.
AS21342 Akamai International B.V.
🌍 A Records1 records   50ms
IPTTLPTRASNISP / OrgCIDRCountryCity
213.52.128.168 86400s li951-168.members.linode.com AS63949 Akamai Connected Cloud 213.52.128.0/23 🇬🇧 United Kingdom London
📧 MX Records1 records   54ms
PriorityTTLMail ServerIP addressesPTRASN
10 86400s mail.isdin.dk 213.52.128.168
2a01:7e00::f03c:91ff:fea7:6a50		 li951-168.members.linode.com
—		 AS63949 Akamai Connected Cloud
AS63949 Akamai Connected Cloud
🔷 AAAA Records (IPv6)1 records   54ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a01:7e00::f03c:91ff:fea7:6a50 86400s — AS63949 Akamai Connected Cloud 2a01:7e00:0:0:0:0:0:0/30 🇬🇧 United Kingdom London
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   613ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (isdin.dk)
-all (hard fail) v=spf1 -all
📨 DMARC
PolicyRecord (_dmarc.isdin.dk)
p=reject v=DMARC1; p=reject; sp=reject; fo=1; rua=mailto:dmarc@isdin.com; ruf=mailto:dmarc@isdin.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)
🔐 DNSSEC9070ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2021000013
Primary NS (MNAME)ns1.linode.com
Responsible (RNAME)dominios@isdin.com
Refresh14400s
Retry14400s
Expire1209600s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
25ms
A
50ms
MX
54ms
AAAA
54ms
TXT
613ms
CAA
51ms
HTTPS
49ms
TLSA
200ms
SOA
0ms
MTA-STS
86ms
DNSSEC
9070ms
SRV
315ms
Total
10018ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-07-26 09:01:21 10018ms 5 NS 1 A 1 MX 🔓 Insecure View
2026-07-02 11:07:02 1812ms 5 NS 1 A 1 MX 🔓 Insecure View
2026-06-18 01:11:15 1033ms 5 NS 1 A 1 MX 🔓 Insecure View
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