cowfish.dk
📜 Historical scan 2026-07-25 20:20:02  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   32ms
NameserverIP addressesPTRASN / ISP
ns01.one.com 195.206.121.10
2001:67c:28cc::10		 ns01.one.com
ns01.one.com		 AS197495 One.com A/S
AS197495 One.com A/S
ns02.one.com 185.10.11.10
2001:67c:3c0::10		 ns02.one.com
ns02.one.com		 AS51468 One.com A/S
AS51468 One.com A/S
🌍 A Records1 records   32ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.236.106.87 43200s — AS14061 DigitalOcean, LLC 104.236.0.0/16 🇺🇸 United States Clifton
📧 MX Records2 records   31ms
PriorityTTLMail ServerIP addressesPTRASN
10 43200s mxa.mailgun.org 34.36.182.139 139.182.36.34.bc.googleusercontent.com AS396982 Google LLC
10 43200s mxb.mailgun.org 34.36.182.139 139.182.36.34.bc.googleusercontent.com AS396982 Google LLC
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscovercowfish.dk → 104.236.106.87
🔶 Autoconfigcowfish.dk → 104.236.106.87
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   160ms
TXT Record
v=spf1 include:mailgun.org ~all
✉️ SPF
PolicyRecord (cowfish.dk)
~all (soft fail) v=spf1 include:mailgun.org ~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.cowfish.dk cowfish.dk
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC56ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA25ms
FieldValue
Serial2026071401
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
32ms
A
32ms
MX
31ms
AAAA
31ms
TXT
160ms
CAA
33ms
HTTPS
31ms
TLSA
241ms
SOA
25ms
MTA-STS
43ms
DNSSEC
56ms
SRV
48ms
Total
5112ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 00:18:24 832ms 2 NS 1 A 2 MX 🔒 Secure View
2026-08-26 20:21:46 880ms 2 NS 1 A 2 MX 🔒 Secure View
2026-08-15 07:30:34 2755ms 2 NS 1 A 2 MX 🔒 Secure View
2026-07-25 20:20:02 5112ms 2 NS 1 A 2 MX 🔒 Secure View
2026-07-17 09:25:46 16643ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-25 17:09:24 791ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-21 14:30:55 825ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-16 22:35:31 660ms 2 NS 1 A 2 MX 🔒 Secure View
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