copernica.dk
Last scanned: 2026-08-26 23:26:41  ·  974ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   63ms
NameserverIP addressesPTRASN / ISP
ns1.leaseweb.nl 23.19.196.53
2607:f5b5::53		 ns0.leaseweb.com
ns0.leaseweb.com		 AS28753 Leaseweb Deutschland GmbH
AS28753 Leaseweb Deutschland GmbH
ns4.leaseweb.net 23.19.196.53
2607:f5b5::53		 ns0.leaseweb.com
ns0.leaseweb.com		 AS28753 Leaseweb Deutschland GmbH
AS28753 Leaseweb Deutschland GmbH
ns5.leaseweb.nl 23.19.197.53
2607:f5b5:1::53		 ns1.leaseweb.com
ns1.leaseweb.com		 AS28753 Leaseweb Deutschland GmbH
AS28753 Leaseweb Deutschland GmbH
🌍 A Records1 records   61ms
IPTTLPTRASNISP / OrgCIDRCountryCity
145.255.129.234 86400s sender29234.picsrv.net AS60781 LeaseWeb Netherlands B.V. 145.255.128.0/21 🇳🇱 The Netherlands Amsterdam
📧 MX Records1 records   64ms
PriorityTTLMail ServerIP addressesPTRASN
10 86400s mail.copernica.nl 185.131.27.1 ingress1.copernica.net AS60781 LeaseWeb Netherlands B.V.
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover145.255.129.234
🔶 Autoconfig145.255.129.234
🔷 AAAA Records (IPv6)1 records   57ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a03:e280:0:1::129:234 86400s www.copernica.com AS60781 LeaseWeb Netherlands B.V. 2a03:e280:0:0:0:0:0:0/32 🇳🇱 The Netherlands —
🔐 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 / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC96ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2014021007
Primary NS (MNAME)ns0.leaseweb.nl
Responsible (RNAME)postmaster@leaseweb.nl
Refresh14400s
Retry7200s
Expire604800s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
63ms
A
61ms
MX
64ms
AAAA
57ms
TXT
322ms
CAA
63ms
HTTPS
62ms
TLSA
177ms
SOA
0ms
MTA-STS
85ms
DNSSEC
96ms
SRV
107ms
Total
974ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 23:26:41 974ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-24 21:48:06 3286ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-22 23:15:03 917ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-20 18:17:37 1464ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-16 22:25:52 548ms 3 NS 1 A 1 MX 🔓 Insecure View
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