bubby.dk
📜 Historical scan 2026-06-16 17:30:58  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   31ms
NameserverIP addressesPTRASN / ISP
ns1.e-studio.dk — — —
ns2.e-studio.dk — — —
ns3.e-studio.dk — — —
🌍 A Records1 records   31ms
IPTTLPTRASNISP / OrgCIDRCountryCity
193.200.90.102 — web9.e-studio.dk AS62121 Christian Ebsen ApS 193.200.90.0/23 🇩🇰 Denmark —
📧 MX Records4 records   30ms
PriorityTTLMail ServerIP addressesPTRASN
10 — mx4.spamfri.dk 193.200.91.108 mx4.spamfri.dk AS62121 Christian Ebsen ApS
20 — mx2.spamfri.dk 193.200.91.109 mx2.spamfri.dk AS62121 Christian Ebsen ApS
30 — mx3.spamfri.dk 62.69.152.43
62.69.152.43		 43.34-46.152.69.62.in-addr.arpa
mx3.spamfri.dk		 AS47527 DLX A/S
AS47527 DLX A/S
40 — mx1.spamfri.dk 195.242.131.16 mx1.spamfri.dk AS62121 Christian Ebsen ApS
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   131ms
TXT Record
v=spf1 +a +mx +ip4:193.200.90.102 include:_spf.e-studio.dk ~all
✉️ SPF
PolicyRecord (bubby.dk)
~all (soft fail) v=spf1 +a +mx +ip4:193.200.90.102 include:_spf.e-studio.dk ~all
📨 DMARC
PolicyRecord (_dmarc.bubby.dk)
p=none (monitor only) v=DMARC1; p=none;
📬 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 / DANE4 records   55ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.spamfri.dk DANE-EE · SPKI · SHA-256 884451547A03D0AC2F628D943839BAA6…
SMTP _25._tcp.mx2.spamfri.dk DANE-EE · SPKI · SHA-256 6598C93F79B95376BB8099E9AC862167…
SMTP _25._tcp.mx3.spamfri.dk DANE-EE · SPKI · SHA-256 BBFB0694919290E5BC9D6E2C6F47D846…
SMTP _25._tcp.mx4.spamfri.dk DANE-EE · SPKI · SHA-256 4EE743A99328AEF5142706CA5FD3AD61…
🔐 DNSSEC97ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA29ms
FieldValue
Serial2026050710
Primary NS (MNAME)ns1.e-studio.dk
Responsible (RNAME)hostmaster@mailrelay.e-studio.dk
Refresh3600s
Retry1800s
Expire1209600s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
31ms
A
31ms
MX
30ms
AAAA
31ms
TXT
131ms
CAA
29ms
HTTPS
30ms
TLSA
55ms
SOA
29ms
MTA-STS
45ms
DNSSEC
97ms
SRV
0ms
Total
649ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-07-08 09:51:21 1156ms 3 NS 1 A 4 MX 🔓 Insecure View
2026-06-16 17:48:14 3237ms 3 NS 1 A 4 MX 🔓 Insecure View
2026-06-16 17:41:05 2371ms 3 NS 1 A 4 MX 🔓 Insecure View
2026-06-16 17:30:58 649ms 3 NS 1 A 4 MX 🔓 Insecure View
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