dfsa.dk
📜 Historical scan 2026-06-17 02:35:47  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   68ms
NameserverIP addressesPTRASN / ISP
ns01.one.com — — —
ns02.one.com — — —
🌍 A Records2 records   64ms
IPTTLPTRASNISP / OrgCIDRCountryCity
172.233.147.252 — 172-233-147-252.ip.linodeusercontent.com AS63949 Akamai Connected Cloud 172.233.0.0/16 🇺🇸 United States Los Angeles
172.233.57.17 — 172-233-57-17.ip.linodeusercontent.com AS63949 Akamai Connected Cloud 172.233.0.0/16 🇳🇱 The Netherlands Amsterdam
📧 MX Records2 records   61ms
PriorityTTLMail ServerIP addressesPTRASN
10 — ftsmail1.ftnet.dk 130.185.136.199 ftsmail1.ftnet.dk AS31027 GlobalConnect A/S
10 — ftsmail2.ftnet.dk 130.185.136.205 ftsmail2.ftnet.dk AS31027 GlobalConnect A/S
🔷 AAAA Records (IPv6)2 records   61ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2600:3c09::f03c:94ff:fed1:f1bb — — AS63949 Akamai Connected Cloud 2600:3c08::/30 🇸🇪 Sweden Stockholm
2600:3c0e::f03c:94ff:fed1:4ea — — AS63949 Akamai Connected Cloud 2600:3c0e::/32 🇳🇱 The Netherlands Amsterdam
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records8 records   111ms
TXT Record
_12azlemgsvixhga9pxub2pll44799xv
_3727jduxsd835s0d2yohm9stjbh5wep
9d582dbsgvpw4r3jdxnmmw8gwc3s5g5n
apple-domain-verification=b4gxExHgtxoOqChW
c9tdhwcz62fbc5fg8m538q65qtkvdrdt
google-site-verification=NHlaDuX9k-Tbk8vCIUDPAofIsvYzdbsSQUzldGKezQc
j457jf977ncw9cnw3bhln8m04g7tysv5
v=spf1 mx ip4:77.221.225.4 ip4:93.165.151.197 ip4:130.185.136.196 ip4:92.62.195.66 ~all
✉️ SPF
PolicyRecord (dfsa.dk)
~all (soft fail) v=spf1 mx ip4:77.221.225.4 ip4:93.165.151.197 ip4:130.185.136.196 ip4:92.62.195.66 ~all
📨 DMARC
PolicyRecord (_dmarc.dfsa.dk)
p=reject v=DMARC1; p=reject; rua=mailto:dyxhvrg8@ag.dmarcian-eu.com; ruf=mailto:dyxhvrg8@fr.eu.dmarcian.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 / DANE2 records   174ms
Service / OwnerTypeCert association
SMTP _25._tcp.ftsmail1.ftnet.dk DANE-EE · SPKI · SHA-256 A4A472465AE55C9AAE69A123DB87AAB1…
SMTP _25._tcp.ftsmail2.ftnet.dk DANE-EE · SPKI · SHA-256 A4A472465AE55C9AAE69A123DB87AAB1…
🔐 DNSSEC157ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA61ms
FieldValue
Serial2026061008
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
68ms
A
64ms
MX
61ms
AAAA
61ms
TXT
111ms
CAA
49ms
HTTPS
59ms
TLSA
174ms
SOA
61ms
MTA-STS
46ms
DNSSEC
157ms
SRV
0ms
Total
2729ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-19 20:39:17 699ms 2 NS 2 A 2 MX 🔒 Secure View
2026-06-17 02:35:47 2729ms 2 NS 2 A 2 MX 🔒 Secure View
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