cognit.dk
Last scanned: 2026-08-27 04:31:59  ·  804ms total
⬇ 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   51ms
IPTTLPTRASNISP / OrgCIDRCountryCity
46.30.215.231 3600s webcluster2.webpod18-cph3.g1i.one AS51468 One.com A/S 46.30.208.0/21 🇩🇰 Denmark Copenhagen
📧 MX Records1 records   59ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  Null MX — domain accepts no email (RFC 7505)
🔷 AAAA Records (IPv6)1 records   45ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a02:2350:5:108:8038:d9d4:9274:e970 3600s — AS51468 One.com A/S 2a02:2350:0:0:0:0:0:0/32 🇩🇰 Denmark Copenhagen
🔐 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)
🔐 DNSSEC114ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026080201
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
51ms
MX
59ms
AAAA
45ms
TXT
237ms
CAA
93ms
HTTPS
65ms
TLSA
65ms
SOA
0ms
MTA-STS
67ms
DNSSEC
114ms
SRV
85ms
Total
804ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 04:31:59 804ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-06 18:26:47 1961ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-25 19:33:17 8689ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-24 18:42:28 7935ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-03 14:42:42 456ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-26 17:18:10 8062ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-20 02:02:45 522ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-16 21:49:47 328ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-16 21:40:29 620ms 2 NS 1 A 0 MX 🔒 Secure View
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