stackguard.dk
📜 Historical scan 2026-06-22 23:45:35  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   40ms
NameserverIP addressesPTRASN / ISP
ns01.one.com 195.206.121.10
2001:67c:28cc::10		 ns01.one.com
ns01.one.com		 AS197495 One.com A/S
AS197495 One.com A/S
ns02.one.com 185.10.11.10
2001:67c:3c0::10		 ns02.one.com
ns02.one.com		 AS51468 One.com A/S
AS51468 One.com A/S
🌍 A Records1 records   39ms
IPTTLPTRASNISP / OrgCIDRCountryCity
90.185.178.54 3600s x5ab9b236.customers.hiper-net.dk AS203953 Hiper A/S 90.184.0.0/15 🇩🇰 Denmark —
📧 MX Records1 records   38ms
PriorityTTLMail ServerIP addressesPTRASN
0 600s .  Null MX — domain accepts no email (RFC 7505)
🔷 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)
🔐 DNSSEC77ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA36ms
FieldValue
Serial2026061201
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
40ms
A
39ms
MX
38ms
AAAA
68ms
TXT
197ms
CAA
47ms
HTTPS
70ms
TLSA
68ms
SOA
36ms
MTA-STS
89ms
DNSSEC
77ms
SRV
95ms
Total
530ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-12 12:52:44 673ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-08 17:05:13 626ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-16 01:56:39 4521ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-12 18:27:01 575ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-06 00:26:45 2468ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-04 22:43:45 1199ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-22 23:45:35 530ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-18 01:08:28 770ms 2 NS 1 A 0 MX 🔒 Secure View
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