sfy.dk
Last scanned: 2026-08-26 21:59:21  ·  2657ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   50ms
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   42ms
IPTTLPTRASNISP / OrgCIDRCountryCity
131.165.70.52 43200s — AS6834 KMD A/S 131.165.0.0/16 🇩🇰 Denmark Rødovre Municipality
📧 MX Records1 records   56ms
PriorityTTLMail ServerIP addressesPTRASN
10 43200s mail.sfy.dk 93.167.198.72
93.167.198.72		 72.65-126.198.167.93.in-addr.arpa
mail.basejump.dk		 AS3292 TDC Holding A/S
AS3292 TDC Holding A/S
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoversfy.dk → 131.165.70.52
🔶 Autoconfigsfy.dk → 131.165.70.52
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   168ms
TXT Record
v=spf1 ip4:93.167.198.93 a:mail.fagerli.schmidt.dk ~all
✉️ SPF
PolicyRecord (sfy.dk)
~all (soft fail) v=spf1 ip4:93.167.198.93 a:mail.fagerli.schmidt.dk ~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.sfy.dk sfy.dk
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC86ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026032401
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
50ms
A
42ms
MX
56ms
AAAA
40ms
TXT
168ms
CAA
43ms
HTTPS
35ms
TLSA
64ms
SOA
0ms
MTA-STS
60ms
DNSSEC
86ms
SRV
66ms
Total
2657ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 21:59:21 2657ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-25 05:21:04 5043ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-23 11:50:53 925ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-18 05:33:49 935ms 2 NS 1 A 1 MX 🔒 Secure View
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