ultu.dk
Last scanned: 2026-08-19 02:23:25  ·  9145ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   2044ms
NameserverIP addressesPTRASN / ISP
ns1.simply.com 2a02:2339:1:15c::4562:4562
91.197.248.78		 ns1.simply.com
ns1.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns2.simply.com 185.25.141.15
2a02:2339:4006:101::4562:4562		 ns2.simply.com
ns2.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns3.simply.com 91.197.248.79 ns3.simply.com AS48854 team.blue Denmark A/S
🌍 A Records1 records   40ms
IPTTLPTRASNISP / OrgCIDRCountryCity
78.141.208.214 600s publishtower.tempurl.host AS20473 The Constant Company, LLC 78.141.192.0/18 🇳🇱 The Netherlands Amsterdam
📧 MX Records
📧
No MX records found
🔷 AAAA Records (IPv6)1 records   62ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2001:19f0:5001:26b8:5400:5ff:fe18:d68c 600s — AS20473 The Constant Company, LLC 2001:19f0:5000:0:0:0:0:0/38 🇳🇱 The Netherlands Amsterdam
🔐 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 Records
✗ No CAA records — any CA may issue certificates
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC82ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer
🏷️ SOA49ms
FieldValue
Serial2025070300
Primary NS (MNAME)ns1.simply.com
Responsible (RNAME)hostmaster@simply.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
2044ms
A
40ms
MX
2049ms
AAAA
62ms
TXT
4174ms
CAA
2053ms
HTTPS
2059ms
TLSA
374ms
SOA
49ms
MTA-STS
4060ms
DNSSEC
82ms
SRV
4051ms
Total
9145ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-19 02:23:25 9145ms 3 NS 1 A 0 MX 🔓 Insecure View
2026-06-25 04:16:39 1204ms 3 NS 1 A 0 MX 🔓 Insecure View
2026-06-20 15:33:55 1216ms 3 NS 1 A 0 MX 🔓 Insecure View
2026-06-19 20:20:37 955ms 3 NS 1 A 0 MX 🔓 Insecure View
2026-06-18 02:16:54 602ms 3 NS 1 A 0 MX 🔓 Insecure View
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