centralkontoret.dk
Last scanned: 2026-07-06 12:54:25  ·  751ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   30ms
NameserverIP addressesPTRASN / ISP
ns1.dns.services 195.242.131.6
2001:67c:564:ffff::11		 ns1.dns.services
ns1.dns.services		 AS62121 Christian Ebsen ApS
AS62121 Christian Ebsen ApS
ns2.dns.services 2a00:1b18:2:3:3::2
62.69.152.37		 ns2.dns.services
ns2.dns.services		 AS47527 DLX A/S
AS47527 DLX A/S
ns3.dns.services 185.55.197.53 ns3.dns.services AS60153 Inpadi ApS
🌍 A Records1 records   28ms
IPTTLPTRASNISP / OrgCIDRCountryCity
57.129.53.233 410s flex30.flexnet.dk AS16276 OVH SAS 57.128.0.0/15 🇩🇪 Germany Frankfurt am Main
📧 MX Records1 records   26ms
PriorityTTLMail ServerIP addressesPTRASN
10 600s mail.flexmail.dk 57.129.53.233 flex30.flexnet.dk AS16276 OVH SAS
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoverflex30.flexnet.dk → 57.129.53.233
🔶 Autoconfigflex30.flexnet.dk → 57.129.53.233
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
🔌 SRV Records3 records   39ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 0 0 443 mail.flexmail.dk
_autodiscover._tcp 0 0 443 autoconfig.flexmail.dk
_imaps._tcp 0 0 993 mail.flexmail.dk
📝 TXT Records1 records   135ms
TXT Record
v=spf1 mx a -all
✉️ SPF
PolicyRecord (centralkontoret.dk)
-all (hard fail) v=spf1 mx a -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
🔏 ACME Challenge
TypeNameValue
CNAME _acme-challenge.centralkontoret.dk centralkontoret.dk
🔗 TLSA / DANE1 records   63ms
Service / OwnerTypeCert association
SMTP _25._tcp.mail.flexmail.dk DANE-EE · SPKI · SHA-256 5659BBC8C3F5DB85C0D76E135EB0A094…
🔐 DNSSEC55ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2022101537
Primary NS (MNAME)ns1.dns.services
Responsible (RNAME)post@dns.services
Refresh10800s
Retry3600s
Expire1814400s
Minimum (neg-cache TTL)7200s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
30ms
A
28ms
MX
26ms
AAAA
29ms
TXT
135ms
CAA
29ms
HTTPS
29ms
TLSA
63ms
SOA
0ms
MTA-STS
37ms
DNSSEC
55ms
SRV
39ms
Total
751ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-07-06 12:54:25 751ms 3 NS 1 A 1 MX 🔒 Secure View
2026-07-03 17:41:39 636ms 3 NS 1 A 1 MX 🔒 Secure View
2026-06-29 21:06:24 1286ms 3 NS 1 A 1 MX 🔒 Secure View
2026-06-28 16:41:31 879ms 3 NS 1 A 1 MX 🔒 Secure View
2026-06-16 20:06:45 612ms 3 NS 1 A 1 MX 🔒 Secure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone