telefoncentraler.dk
Last scanned: 2026-08-08 19:15:34  ·  866ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   133ms
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   131ms
IPTTLPTRASNISP / OrgCIDRCountryCity
195.47.247.18 600s one.com.webforward.g1i.one AS51468 One.com A/S 195.47.247.0/24 — —
📧 MX Records1 records   155ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  Null MX — domain accepts no email (RFC 7505)
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover195.47.247.18
🔶 Autoconfig195.47.247.18
🔷 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)
🔐 DNSSEC167ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026080801
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
133ms
A
131ms
MX
155ms
AAAA
132ms
TXT
280ms
CAA
125ms
HTTPS
83ms
TLSA
54ms
SOA
0ms
MTA-STS
151ms
DNSSEC
167ms
SRV
144ms
Total
866ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-08 19:15:34 866ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-10 03:57:03 778ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-07 01:23:39 579ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-24 23:55:36 580ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-17 20:10:05 632ms 2 NS 1 A 0 MX 🔒 Secure View
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