skysupport.dk
Last scanned: 2026-08-26 11:30:08  ·  642ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   25ms
🌍 A Records2 records   23ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.19.13 300s AS13335 Cloudflare, Inc. 104.21.0.0/17
172.67.184.112 300s AS13335 Cloudflare, Inc. 172.67.128.0/17
📧 MX Records3 records   29ms
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover104.21.19.13
🔶 Autoconfig104.21.19.13
🔷 AAAA Records (IPv6)2 records   38ms
🔐 HTTPS Records1 records   35ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.19.13,172.67.184.112 ech=AEX+DQBBvwAgACCg1cDftMt4SgABk5Igyu67EIXZFVLgmAHuWPZSwe66PAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3037::6815:130d,2606:4700:3037::ac43:b870
📝 TXT Records1 records   170ms
TXT Record
v=spf1 include:_spf.netkant.com -all
✉️ SPF
PolicyRecord (skysupport.dk)
-all (hard fail) v=spf1 include:_spf.netkant.com -all
📨 DMARC
PolicyRecord (_dmarc.skysupport.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)
🔐 DNSSEC102ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2413189774
Primary NS (MNAME)gwen.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
25ms
A
23ms
MX
29ms
AAAA
38ms
TXT
170ms
CAA
25ms
HTTPS
35ms
TLSA
78ms
SOA
0ms
MTA-STS
55ms
DNSSEC
102ms
SRV
60ms
Total
642ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 11:30:08 642ms 2 NS 2 A 3 MX 🔓 Insecure View
2026-08-25 10:33:17 8553ms 2 NS 2 A 3 MX 🔓 Insecure View
2026-07-11 07:58:59 8853ms 2 NS 2 A 3 MX 🔓 Insecure View
2026-06-17 12:15:27 1397ms 2 NS 2 A 3 MX 🔓 Insecure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone