221.dk
Last scanned: 2026-08-24 06:03:21  ·  3580ms total
🧟 Lame delegation ⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   160ms
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 Records
🌍
No A records found
📧 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)
🔐 DNSSEC2090ms
CheckResult
Validation Status❓ Unknown
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsresolution failed: failure
🏷️ SOA
✗ No SOA record found
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
160ms
A
153ms
MX
169ms
AAAA
160ms
TXT
723ms
CAA
148ms
HTTPS
148ms
TLSA
118ms
SOA
56ms
MTA-STS
192ms
DNSSEC
2090ms
SRV
203ms
Total
3580ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-24 06:03:21 3580ms 2 NS 0 A 0 MX ❓ Unknown View
2026-08-23 04:07:20 9641ms 2 NS 0 A 0 MX ❓ Unknown View
2026-08-22 03:55:13 1253ms 2 NS 0 A 0 MX ❓ Unknown View
2026-08-21 03:45:59 4495ms 2 NS 0 A 0 MX ❓ Unknown View
2026-08-20 01:01:08 6315ms 2 NS 0 A 0 MX ❓ Unknown View
2026-08-19 00:00:04 4958ms 2 NS 0 A 0 MX ❓ Unknown View
2026-08-16 20:06:00 1424ms 2 NS 0 A 0 MX ❓ Unknown View
2026-08-15 14:18:24 922ms 2 NS 0 A 0 MX ❓ Unknown View
2026-08-13 07:12:44 8729ms 2 NS 0 A 0 MX ❓ Unknown View
2026-08-12 04:21:59 809ms 2 NS 0 A 0 MX ❓ Unknown View
2026-08-10 13:03:15 3012ms 2 NS 0 A 0 MX ❓ Unknown View
2026-08-04 23:06:50 12395ms 2 NS 0 A 0 MX ❓ Unknown View
2026-08-03 15:32:00 2327ms 2 NS 0 A 0 MX ❓ Unknown View
2026-07-27 22:37:55 857ms 2 NS 0 A 0 MX ❓ Unknown View
2026-07-26 21:38:24 1374ms 2 NS 0 A 0 MX ❓ Unknown View
2026-07-25 21:08:01 10077ms 2 NS 0 A 0 MX ❓ Unknown View
2026-07-24 20:43:23 16672ms 2 NS 0 A 0 MX ❓ Unknown View
2026-07-23 18:29:45 8804ms 2 NS 0 A 0 MX ❓ Unknown View
2026-07-22 17:58:43 1352ms 2 NS 0 A 0 MX ❓ Unknown View
2026-07-20 20:23:51 27150ms 2 NS 0 A 0 MX ❓ Unknown View
2026-07-19 17:49:31 1339ms 2 NS 0 A 0 MX ❓ Unknown View
2026-07-18 13:33:53 10246ms 2 NS 0 A 0 MX ❓ Unknown View
2026-07-17 13:05:27 824ms 2 NS 0 A 0 MX ❓ Unknown View
2026-07-15 19:59:06 16656ms 2 NS 0 A 0 MX ❓ Unknown View
2026-07-13 22:29:32 955ms 2 NS 0 A 0 MX ❓ Unknown View
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