bygupload.dk
Last scanned: 2026-08-25 17:26:43  ·  937ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   42ms
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   55ms
IPTTLPTRASNISP / OrgCIDRCountryCity
91.236.186.173 43200s — AS57043 Hostkey B.v. 91.236.186.0/24 🇩🇪 Germany Frankfurt am Main
📧 MX Records2 records   40ms
PriorityTTLMail ServerIP addressesPTRASN
10 43200s gate1.sikkermail.nu — — —
20 43200s gate2.sikkermail.nu — — —
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoverautodiscover.sikkermail.nu
🔶 Autoconfig91.236.186.173
🔷 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)
🔐 DNSSEC74ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026032401
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
42ms
A
55ms
MX
40ms
AAAA
46ms
TXT
186ms
CAA
39ms
HTTPS
45ms
TLSA
447ms
SOA
0ms
MTA-STS
64ms
DNSSEC
74ms
SRV
81ms
Total
937ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-25 17:26:43 937ms 2 NS 1 A 2 MX 🔒 Secure View
2026-08-14 06:30:24 4784ms 2 NS 1 A 2 MX 🔒 Secure View
2026-07-01 23:40:38 888ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-16 18:25:43 649ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-16 18:20:14 531ms 2 NS 1 A 2 MX 🔒 Secure View
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