grau-engineering.dk
📜 Historical scan 2026-07-16 18:09:09  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   47ms
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   77ms
IPTTLPTRASNISP / OrgCIDRCountryCity
195.47.247.18 3600s one.com.webforward.g1i.one AS51468 One.com A/S 195.47.247.0/24 — —
📧 MX Records2 records   64ms
PriorityTTLMail ServerIP addressesPTRASN
10 600s mx1.emailsrvr.com 108.166.43.1 mx1.emailsrvr.com AS19994 Rackspace Hosting
20 600s mx2.emailsrvr.com 146.20.161.2 mx2.emailsrvr.com AS27357 Rackspace Hosting
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover195.47.247.18
🔶 Autoconfig195.47.247.18
🔷 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)
🔐 DNSSEC184ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026071302
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
47ms
A
77ms
MX
64ms
AAAA
66ms
TXT
353ms
CAA
70ms
HTTPS
59ms
TLSA
133ms
SOA
0ms
MTA-STS
134ms
DNSSEC
184ms
SRV
124ms
Total
978ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-03 18:19:09 1455ms 2 NS 1 A 2 MX 🔒 Secure View
2026-08-26 16:42:33 819ms 2 NS 1 A 2 MX 🔒 Secure View
2026-08-26 16:28:32 763ms 2 NS 1 A 2 MX 🔒 Secure View
2026-08-24 20:36:48 2752ms 2 NS 1 A 2 MX 🔒 Secure View
2026-07-26 05:38:21 1412ms 2 NS 1 A 2 MX 🔒 Secure View
2026-07-16 18:09:09 978ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-26 15:50:54 2334ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-24 22:18:53 939ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-24 04:54:56 1104ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-17 10:16:18 2026ms 2 NS 1 A 2 MX 🔒 Secure View
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