frederiklenau.dk
Last scanned: 2026-09-04 11:45:01  ·  400ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   25ms
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   28ms
IPTTLPTRASNISP / OrgCIDRCountryCity
216.198.79.1 3600s — AS16509 Amazon.com, Inc. 216.198.79.0/24 🇺🇸 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)
🔐 DNSSEC101ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2026090401
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
25ms
A
28ms
MX
30ms
AAAA
24ms
TXT
127ms
CAA
20ms
HTTPS
22ms
TLSA
30ms
SOA
0ms
MTA-STS
47ms
DNSSEC
101ms
SRV
39ms
Total
400ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-04 11:45:01 400ms 2 NS 1 A 0 MX 🔓 Insecure View
2026-08-24 00:40:22 16224ms 3 NS 0 A 0 MX ❓ Unknown View
2026-08-22 15:02:48 1978ms 3 NS 0 A 0 MX ❓ Unknown View
2026-08-21 14:43:32 18884ms 3 NS 0 A 0 MX ❓ Unknown View
2026-08-20 14:27:45 26504ms 3 NS 0 A 0 MX ❓ Unknown View
2026-08-19 12:56:40 27735ms 3 NS 0 A 0 MX ❓ Unknown View
2026-08-18 12:52:12 24227ms 3 NS 0 A 0 MX ❓ Unknown View
2026-08-17 06:55:25 20718ms 3 NS 0 A 0 MX ❓ Unknown View
2026-08-16 05:40:46 22374ms 3 NS 0 A 0 MX ❓ Unknown View
2026-08-15 03:27:16 9662ms 3 NS 0 A 0 MX ❓ Unknown View
2026-08-12 18:41:44 24162ms 3 NS 0 A 0 MX ❓ Unknown View
2026-08-10 22:13:31 9047ms 3 NS 0 A 0 MX ❓ Unknown View
2026-08-09 18:06:13 9182ms 3 NS 0 A 0 MX ❓ Unknown View
2026-08-04 09:43:17 19529ms 3 NS 0 A 0 MX ❓ Unknown View
2026-08-01 11:50:30 1826ms 3 NS 0 A 0 MX ❓ Unknown View
2026-07-30 15:56:49 711ms 2 NS 1 A 0 MX 🔓 Insecure View
2026-07-27 23:58:48 8439ms 2 NS 2 A 0 MX ❓ Unknown View
2026-07-02 11:40:36 2433ms 2 NS 1 A 0 MX 🔓 Insecure View
2026-06-25 23:18:39 1333ms 2 NS 1 A 0 MX 🔓 Insecure View
2026-06-22 07:42:17 1543ms 3 NS 1 A 0 MX 🔓 Insecure View
2026-06-21 21:22:44 1394ms 0 NS 0 A 0 MX ⚠️ Bogus View
2026-06-21 19:28:44 714ms 0 NS 0 A 0 MX ⚠️ Bogus View
2026-06-20 23:29:48 637ms 0 NS 0 A 0 MX ⚠️ Bogus View
2026-06-20 20:39:06 656ms 0 NS 0 A 0 MX ⚠️ Bogus View
2026-06-17 10:21:47 2221ms 0 NS 0 A 0 MX ⚠️ Bogus View
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