byfisk.dk
Last scanned: 2026-08-30 07:37:39  ·  410ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   21ms
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   32ms
IPTTLPTRASNISP / OrgCIDRCountryCity
77.111.240.134 3600s webcluster7.webpod11-cph3.one.com AS51468 One.com A/S 77.111.240.0/22 🇩🇰 Denmark Copenhagen
📧 MX Records1 records   28ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  Null MX — domain accepts no email (RFC 7505)
🔷 AAAA Records (IPv6)1 records   21ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a02:2350:5:102:32:5397:6ffd:80a4 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)
🔐 DNSSEC101ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026082901
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
21ms
A
32ms
MX
28ms
AAAA
21ms
TXT
121ms
CAA
32ms
HTTPS
22ms
TLSA
50ms
SOA
0ms
MTA-STS
35ms
DNSSEC
101ms
SRV
40ms
Total
410ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-30 07:37:39 410ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-04 11:00:45 1328ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-24 06:09:19 772ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-18 17:16:11 4570ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-02 13:48:34 2415ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-27 11:20:53 569ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-21 07:04:16 1009ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-16 18:10:31 771ms 2 NS 1 A 4 MX 🔒 Secure View
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