book2learn.dk
Last scanned: 2026-08-31 02:05:20  ·  949ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   114ms
NameserverIP addressesPTRASN / ISP
ns1.eurodns.com 199.167.66.107
2610:1c8:b002::107		 ns1.eurodns.com
ns1.eurodns.com		 AS23393 NuCDN LLC
AS23393 NuCDN LLC
ns2.eurodns.com 104.37.178.107
2610:1c8:b001::107		 ns2.eurodns.com
ns2.eurodns.com		 AS23393 NuCDN LLC
AS23393 NuCDN LLC
ns3.eurodns.com 199.167.66.108
2610:1c8:b002::108		 ns3.eurodns.com
ns3.eurodns.com		 AS23393 NuCDN LLC
AS23393 NuCDN LLC
ns4.eurodns.com 104.37.178.108
2610:1c8:b001::108		 ns4.eurodns.com
ns4.eurodns.com		 AS23393 NuCDN LLC
AS23393 NuCDN LLC
🌍 A Records1 records   119ms
IPTTLPTRASNISP / OrgCIDRCountryCity
185.237.125.91 1800s — AS210939 Procopa IT ApS 185.237.124.0/22 🇩🇰 Denmark Copenhagen
📧 MX Records
📧
No MX records found
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover185.237.125.91
🔶 Autoconfig185.237.125.91
🔷 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
PolicyRecord (_dmarc.book2learn.dk)
p=none (monitor only) v=DMARC1; p=none; rua=mailto:69e2273edc2f6@dmarc-dk.centerasecurity.com;
📬 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)
🔐 DNSSEC220ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026062413
Primary NS (MNAME)ns1.eurodns.com
Responsible (RNAME)hostmaster@eurodns.com
Refresh43200s
Retry7200s
Expire1209600s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
114ms
A
119ms
MX
112ms
AAAA
111ms
TXT
388ms
CAA
107ms
HTTPS
112ms
TLSA
90ms
SOA
0ms
MTA-STS
155ms
DNSSEC
220ms
SRV
165ms
Total
949ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-31 02:05:20 949ms 4 NS 1 A 0 MX 🔒 Secure View
2026-08-29 19:54:29 981ms 4 NS 1 A 0 MX 🔒 Secure View
2026-08-12 10:01:31 3648ms 4 NS 1 A 0 MX 🔒 Secure View
2026-07-27 16:18:52 16613ms 4 NS 1 A 0 MX 🔒 Secure View
2026-07-24 15:19:35 875ms 4 NS 1 A 0 MX 🔒 Secure View
2026-07-23 14:52:59 8594ms 4 NS 1 A 0 MX 🔒 Secure View
2026-07-06 12:46:55 2007ms 4 NS 1 A 0 MX 🔒 Secure View
2026-07-04 20:31:24 2006ms 4 NS 1 A 0 MX 🔒 Secure View
2026-06-26 21:35:51 666ms 4 NS 1 A 0 MX 🔒 Secure View
2026-06-20 05:27:42 6688ms 4 NS 1 A 0 MX 🔒 Secure View
2026-06-16 15:55:49 1553ms 4 NS 1 A 0 MX 🔒 Secure View
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