cento.dk
Last scanned: 2026-09-01 08:02:23  ·  664ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   40ms
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   59ms
IPTTLPTRASNISP / OrgCIDRCountryCity
23.236.62.147 3600s 147.62.236.23.bc.googleusercontent.com AS396982 Google LLC 23.236.48.0/20 🇺🇸 United States Council Bluffs
📧 MX Records2 records   49ms
PriorityTTLMail ServerIP addressesPTRASN
5 3600s smtp.steait.net 81.161.97.151 smtp.steait.net AS198944 TN HOSTING ApS
10 3600s mail.steait.net 81.161.97.152 mail.steait.net AS198944 TN HOSTING ApS
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 40.104.116.40
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records2 records   171ms
TXT Record
MS=ms70947271
v=spf1 mx include:spf.protection.outlook.com -all
✉️ SPF
PolicyRecord (cento.dk)
-all (hard fail) v=spf1 mx include:spf.protection.outlook.com -all
📨 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)
🔐 DNSSEC88ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026081101
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
40ms
A
59ms
MX
49ms
AAAA
35ms
TXT
171ms
CAA
55ms
HTTPS
60ms
TLSA
111ms
SOA
0ms
MTA-STS
57ms
DNSSEC
88ms
SRV
74ms
Total
664ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-01 08:02:23 664ms 2 NS 1 A 2 MX 🔒 Secure View
2026-08-27 08:40:11 735ms 2 NS 1 A 2 MX 🔒 Secure View
2026-08-13 03:24:46 808ms 2 NS 1 A 2 MX 🔒 Secure View
2026-07-17 21:52:17 1011ms 2 NS 1 A 2 MX 🔒 Secure View
2026-07-13 06:05:36 4032ms 2 NS 1 A 2 MX 🔒 Secure View
2026-07-05 21:46:44 7412ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-20 03:46:43 1471ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-16 20:06:03 635ms 2 NS 1 A 2 MX 🔒 Secure View
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