celero.dk
Last scanned: 2026-09-01 13:48:54  ·  1857ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers5 records   95ms
🌍 A Records1 records   121ms
📧 MX Records1 records   121ms
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 40.104.116.56
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records4 records   290ms
TXT Record
google-site-verification=DKRrXuoC_Gm853cJN8sppBB7R6hTfY0aCoxNrlyovuI
MS=ms19674890
OLD-MS=ms74259640
v=spf1 mx a:mailserver.j-jensen.dk include:spf.webhosting.dk ip4:80.63.233.60/32 include:_spf.centerasecurity.dk include:spf.protection.outlook.com -all
✉️ SPF
PolicyRecord (celero.dk)
-all (hard fail) v=spf1 mx a:mailserver.j-jensen.dk include:spf.webhosting.dk ip4:80.63.233.60/32 include:_spf.centerasecurity.dk include:spf.protection.outlook.com -all
📨 DMARC
PolicyRecord (_dmarc.celero.dk)
p=reject v=DMARC1; p=reject; rua=mailto:postmaster@celero.dk; ruf=mailto:postmaster@celero.dk; adkim=r; aspf=s; pct=100; rf=afrf; ri=84600
📬 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 / DANE1 records   847ms
Service / OwnerTypeCert association
HTTPS _443._tcp.celero.dk DANE-EE · SPKI · SHA-256 E54DF7558EF6170633F1B9D9E4FE0C80…
🔐 DNSSEC250ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial3410091538
Primary NS (MNAME)ns1pri.webhosting.dk
Responsible (RNAME)hostmaster@webhosting.dk
Refresh21600s
Retry3600s
Expire14515200s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
95ms
A
121ms
MX
121ms
AAAA
122ms
TXT
290ms
CAA
119ms
HTTPS
114ms
TLSA
847ms
SOA
0ms
MTA-STS
162ms
DNSSEC
250ms
SRV
225ms
Total
1857ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-01 13:48:54 1857ms 5 NS 1 A 1 MX 🔒 Secure View
2026-08-29 11:04:21 1474ms 5 NS 1 A 1 MX 🔒 Secure View
2026-08-28 09:34:50 1142ms 5 NS 1 A 3 MX 🔒 Secure View
2026-08-26 05:52:17 945ms 5 NS 1 A 3 MX 🔒 Secure View
2026-08-19 01:17:23 8111ms 5 NS 1 A 3 MX 🔒 Secure View
2026-08-14 07:03:40 1793ms 5 NS 1 A 3 MX 🔒 Secure View
2026-06-27 23:22:00 968ms 5 NS 1 A 3 MX 🔒 Secure View
2026-06-20 04:36:14 1073ms 5 NS 1 A 3 MX 🔒 Secure View
2026-06-16 20:21:56 14878ms 5 NS 1 A 3 MX 🔒 Secure View
2026-06-16 20:14:18 3232ms 5 NS 1 A 3 MX 🔒 Secure View
2026-06-16 20:01:28 881ms 5 NS 1 A 3 MX 🔒 Secure View
2026-06-16 20:00:36 1005ms 5 NS 1 A 3 MX 🔒 Secure View
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