aarsfjernvarme.dk
Last scanned: 2026-08-16 20:00:31  ·  404ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   15ms
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   6ms
IPTTLPTRASNISP / OrgCIDRCountryCity
46.36.206.170 720s lb1.dff-hosting.dk-new AS48854 team.blue Denmark A/S 46.36.204.0/22 🇩🇰 Denmark —
📧 MX Records1 records   7ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  Null MX — domain accepts no email (RFC 7505)
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records2 records   45ms
TXT Record
MS=ms55303865
v=spf1 include:spf.protection.outlook.com -all
✉️ SPF
PolicyRecord (aarsfjernvarme.dk)
-all (hard fail) v=spf1 include:spf.protection.outlook.com -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
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC108ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
Key typeAlgorithmPublic key
KSK ECDSA P-256/SHA-256 rGvbnWXyGtJTahXE82RRYsQPZspaU3NjDkmJaRFv…
ZSK ECDSA P-256/SHA-256 yyguMxafnTUiRIBgTIcJum4Dnn0X2wk/3pWTlD1V…
🏷️ SOA7ms
FieldValue
Serial2026081201
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
15ms
A
6ms
MX
7ms
AAAA
29ms
TXT
45ms
CAA
6ms
HTTPS
21ms
TLSA
25ms
SOA
7ms
MTA-STS
7ms
DNSSEC
108ms
SRV
0ms
Total
404ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-16 20:00:31 404ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-12 20:52:59 558ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-16 01:37:37 561ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-16 13:16:17 413ms 2 NS 1 A 0 MX 🔒 Secure View
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