s-teori.dk
Last scanned: 2026-08-28 03:05:10  ·  596ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   50ms
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 Records4 records   52ms
IPTTLPTRASNISP / OrgCIDRCountryCity
15.197.253.240 3600s aa415c6ca9a0cf0bf.awsglobalaccelerator.com AS16509 Amazon.com, Inc. 15.196.0.0/14 🇺🇸 United States —
3.33.249.164 3600s aa415c6ca9a0cf0bf.awsglobalaccelerator.com AS16509 Amazon.com, Inc. 3.33.128.0/17 🇺🇸 United States —
52.223.53.203 3600s aac3fde1e70d827ee.awsglobalaccelerator.com AS16509 Amazon.com, Inc. 52.223.0.0/17 🇺🇸 United States —
99.83.185.157 3600s aac3fde1e70d827ee.awsglobalaccelerator.com AS16509 Amazon.com, Inc. 99.83.128.0/17 🇺🇸 United States —
📧 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 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)
🔐 DNSSEC89ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2025050201
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
50ms
A
52ms
MX
41ms
AAAA
48ms
TXT
154ms
CAA
53ms
HTTPS
48ms
TLSA
132ms
SOA
0ms
MTA-STS
81ms
DNSSEC
89ms
SRV
72ms
Total
596ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 03:05:10 596ms 3 NS 4 A 0 MX 🔒 Secure View
2026-08-27 00:41:32 860ms 3 NS 4 A 0 MX 🔒 Secure View
2026-06-30 15:08:13 666ms 3 NS 4 A 0 MX 🔒 Secure View
2026-06-20 16:52:18 1060ms 3 NS 4 A 0 MX 🔒 Secure View
2026-06-20 14:23:55 509ms 3 NS 4 A 0 MX 🔒 Secure View
2026-06-19 17:48:56 2076ms 3 NS 4 A 0 MX 🔒 Secure View
2026-06-17 15:24:35 516ms 3 NS 4 A 0 MX 🔒 Secure View
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