sku.dk
Last scanned: 2026-08-26 09:13:37  ·  591ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   53ms
NameserverIP addressesPTRASN / ISP
ns1-06.azure-dns.com 13.107.236.6
2603:1061:0:700::6		 ns1-06.azure-dns.com
ns1-06.azure-dns.com		 AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
ns2-06.azure-dns.net 150.171.21.6
2620:1ec:8ec:700::6		 ns2-06.azure-dns.net
ns2-06.azure-dns.net		 AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
ns3-06.azure-dns.org 204.14.183.6
2a01:111:4000:700::6		 ns3-06.azure-dns.org
ns3-06.azure-dns.org		 AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
ns4-06.azure-dns.info 208.84.5.6
2620:1ec:bda:700::6		 ns4-06.azure-dns.info
ns4-06.azure-dns.info		 AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
🌍 A Records1 records   47ms
IPTTLPTRASNISP / OrgCIDRCountryCity
93.191.155.240 3600s forward.dnsfactory.dk AS48854 team.blue Denmark A/S 93.191.152.0/21 🇩🇰 Denmark —
📧 MX Records
📧
No MX records found
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoversku.dk → 93.191.155.240
🔶 Autoconfigsku.dk → 93.191.155.240
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records
📝
No TXT records found
✉️ SPF
✗ No SPF record — mail spoofing not restricted
📨 DMARC
✗ No DMARC record — mail spoofing not restricted
📬 MTA-STS
✗ No MTA-STS policy — SMTP TLS not enforced
📈 TLSRPT
✗ No TLSRPT record — no SMTP TLS failure reporting
📜 CAA Records2 records   37ms
FlagsTagValue
0 issue letsencrypt.org
0 issuewild letsencrypt.org
🔏 ACME Challenge
TypeNameValue
CNAME _acme-challenge.sku.dk sku.dk
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC75ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial1
Primary NS (MNAME)ns1-06.azure-dns.com
Responsible (RNAME)azuredns-hostmaster@microsoft.com
Refresh3600s
Retry300s
Expire2419200s
Minimum (neg-cache TTL)300s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
53ms
A
47ms
MX
43ms
AAAA
49ms
TXT
172ms
CAA
37ms
HTTPS
67ms
TLSA
43ms
SOA
0ms
MTA-STS
58ms
DNSSEC
75ms
SRV
72ms
Total
591ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 09:13:37 591ms 4 NS 1 A 0 MX 🔒 Secure View
2026-07-25 16:58:39 16954ms 4 NS 1 A 0 MX 🔒 Secure View
2026-07-01 04:17:45 794ms 4 NS 1 A 0 MX 🔒 Secure View
2026-06-24 15:40:57 1008ms 4 NS 1 A 0 MX 🔒 Secure View
2026-06-20 05:36:44 848ms 4 NS 1 A 0 MX 🔒 Secure View
2026-06-17 22:52:38 911ms 4 NS 1 A 0 MX 🔒 Secure View
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