centroo.dk
Last scanned: 2026-08-28 02:09:42  ·  9591ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   66ms
NameserverIP addressesPTRASN / ISP
ns-cloud-c1.googledomains.com 2001:4860:4802:32::6c
216.239.32.108		 ns-cloud-c1.googledomains.com
ns-cloud-c1.googledomains.com		 AS15169 Google LLC
AS15169 Google LLC
ns-cloud-c2.googledomains.com 2001:4860:4802:34::6c
216.239.34.108		 ns-cloud-c2.googledomains.com
ns-cloud-c2.googledomains.com		 AS15169 Google LLC
AS15169 Google LLC
ns-cloud-c3.googledomains.com 2001:4860:4802:36::6c
216.239.36.108		 ns-cloud-c3.googledomains.com
ns-cloud-c3.googledomains.com		 AS15169 Google LLC
AS15169 Google LLC
ns-cloud-c4.googledomains.com 2001:4860:4802:38::6c
216.239.38.108		 ns-cloud-c4.googledomains.com
ns-cloud-c4.googledomains.com		 AS15169 Google LLC
AS15169 Google LLC
🌍 A Records1 records   82ms
IPTTLPTRASNISP / OrgCIDRCountryCity
108.163.134.85 300s mx.delta-byg.dk AS32613 Leaseweb Canada Inc. 108.163.128.0/18 🇨🇦 Canada —
📧 MX Records1 records   82ms
PriorityTTLMail ServerIP addressesPTRASN
10 300s mx.delta-byg.dk 108.163.134.85 mx.delta-byg.dk AS32613 Leaseweb Canada Inc.
🔷 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 / DANE1 records   129ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx.delta-byg.dk DANE-EE · Full cert · SHA-256 3F714091BD85F47AA39084F83A84B647…
🔐 DNSSEC9096ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial1
Primary NS (MNAME)ns-cloud-c1.googledomains.com
Responsible (RNAME)cloud-dns-hostmaster@google.com
Refresh21600s
Retry3600s
Expire259200s
Minimum (neg-cache TTL)300s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
66ms
A
82ms
MX
82ms
AAAA
120ms
TXT
368ms
CAA
94ms
HTTPS
81ms
TLSA
129ms
SOA
0ms
MTA-STS
129ms
DNSSEC
9096ms
SRV
129ms
Total
9591ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 02:09:42 9591ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-06-24 17:06:18 2443ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-06-22 06:31:47 747ms 4 NS 1 A 1 MX 🔓 Insecure View
2026-06-20 22:06:47 1201ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-16 20:06:42 582ms 4 NS 1 A 1 MX 🔓 Insecure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone