bystern.dk
Last scanned: 2026-09-05 15:54:23  ·  627ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   102ms
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   106ms
IPTTLPTRASNISP / OrgCIDRCountryCity
216.198.79.1 3600s — AS16509 Amazon.com, Inc. 216.198.79.0/24 🇺🇸 United States —
📧 MX Records1 records   126ms
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 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)
🔐 DNSSEC169ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026083101
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
102ms
A
106ms
MX
126ms
AAAA
131ms
TXT
281ms
CAA
121ms
HTTPS
123ms
TLSA
41ms
SOA
0ms
MTA-STS
115ms
DNSSEC
169ms
SRV
141ms
Total
627ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-05 15:54:23 627ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-27 11:35:35 852ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-26 01:13:05 612ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-21 02:17:24 3491ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-07 22:00:04 645ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-01 16:36:02 2676ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-26 08:38:22 827ms 2 NS 1 A 1 MX 🔒 Secure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone