kuldioxid.dk
Last scanned: 2026-08-26 10:34:40  ·  9936ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   64ms
NameserverIP addressesPTRASN / ISP
udns1.cscdns.net 2001:502:f3ff::201
204.74.66.1		 edns1.ultradns.com
edns1.ultradns.com		 AS12008 Vercara, LLC
AS12008 Vercara, LLC
udns2.cscdns.uk 2001:502:4612::201
204.74.111.1		 ns2.webipdns.com.au
edns1.ultradns.org		 AS12008 Vercara, LLC
AS12008 Vercara, LLC
🌍 A Records2 records   64ms
IPTTLPTRASNISP / OrgCIDRCountryCity
23.216.134.140 60s a23-216-134-140.deploy.static.akamaitechnologies.com AS20940 Akamai International B.V. 23.216.128.0/21 🇸🇪 Sweden Stockholm
23.216.134.157 60s a23-216-134-157.deploy.static.akamaitechnologies.com AS20940 Akamai International B.V. 23.216.128.0/21 🇸🇪 Sweden Stockholm
📧 MX Records
📧
No MX records found
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   309ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (kuldioxid.dk)
-all (hard fail) v=spf1 -all
📨 DMARC
PolicyRecord (_dmarc.kuldioxid.dk)
p=reject v=DMARC1;p=reject;pct=100;rua=mailto:xrdv15em@ag.eu.dmarcian.com;ruf=mailto:xrdv15em@fr.eu.dmarcian.com
📬 MTA-STS
✗ No MTA-STS policy — SMTP TLS not enforced
📈 TLSRPT
✗ No TLSRPT record — no SMTP TLS failure reporting
📜 CAA Records4 records   56ms
FlagsTagValue
0 issue comodoca.com
0 issue digicert.com
0 issue letsencrypt.org
0 issue sectigo.com
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC9100ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2019111094
Primary NS (MNAME)udns1.cscdns.net
Responsible (RNAME)premiumdns@support.neustar
Refresh14400s
Retry3600s
Expire1296000s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
64ms
A
64ms
MX
67ms
AAAA
53ms
TXT
309ms
CAA
56ms
HTTPS
70ms
TLSA
81ms
SOA
0ms
MTA-STS
87ms
DNSSEC
9100ms
SRV
91ms
Total
9936ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 10:34:40 9936ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-26 23:00:21 2019ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-25 09:35:32 2794ms 2 NS 2 A 0 MX 🔓 Insecure View
2026-06-22 07:56:58 909ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-18 01:57:32 1358ms 2 NS 2 A 0 MX 🔓 Insecure View
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