centrumjr.dk
Last scanned: 2026-08-25 01:36:02  ·  979ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   81ms
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   70ms
IPTTLPTRASNISP / OrgCIDRCountryCity
217.19.248.132 900s redirect.idp365.net AS60819 Safenames Ltd. 217.19.240.0/20 🇬🇧 United Kingdom —
📧 MX Records
📧
No MX records found
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   454ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (centrumjr.dk)
-all (hard fail) v=spf1 -all
📨 DMARC
PolicyRecord (_dmarc.centrumjr.dk)
p=reject v=DMARC1; p=reject
p=reject v=DMARC1; p=reject; rua=mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com; fo=1
📬 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)
🔐 DNSSEC138ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial3
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
81ms
A
70ms
MX
76ms
AAAA
80ms
TXT
454ms
CAA
98ms
HTTPS
88ms
TLSA
112ms
SOA
0ms
MTA-STS
142ms
DNSSEC
138ms
SRV
144ms
Total
979ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-25 01:36:02 979ms 4 NS 1 A 0 MX 🔓 Insecure View
2026-07-02 00:55:29 794ms 4 NS 1 A 0 MX 🔓 Insecure View
2026-07-02 00:47:39 1441ms 4 NS 1 A 0 MX 🔓 Insecure View
2026-06-16 20:05:17 410ms 4 NS 1 A 0 MX 🔓 Insecure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone