kontrakttjek.dk
Last scanned: 2026-09-04 04:21:46  ·  442ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   54ms
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   96ms
IPTTLPTRASNISP / OrgCIDRCountryCity
216.198.79.1 3600s — AS16509 Amazon.com, Inc. 216.198.79.0/24 🇺🇸 United States —
📧 MX Records1 records   84ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  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 Records1 records   153ms
TXT Record
google-site-verification=cE2Lg7Kvfkm-51mtKatJF9f-tWyq2bxybFQoItT1w04
✉️ 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)
🔐 DNSSEC80ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026082001
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
54ms
A
96ms
MX
84ms
AAAA
82ms
TXT
153ms
CAA
75ms
HTTPS
44ms
TLSA
43ms
SOA
0ms
MTA-STS
46ms
DNSSEC
80ms
SRV
82ms
Total
442ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-04 04:21:46 442ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-26 03:21:32 518ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-20 15:11:32 733ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-20 20:48:33 6513ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-11 03:04:39 4524ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-27 11:42:28 533ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-23 12:10:27 1038ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-21 00:09:04 899ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-18 07:55:10 600ms 2 NS 1 A 0 MX 🔒 Secure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone