mueller.dk
Last scanned: 2026-07-08 13:09:07  ·  861ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   48ms
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   56ms
IPTTLPTRASNISP / OrgCIDRCountryCity
57.129.53.233 600s flex30.flexnet.dk AS16276 OVH SAS 57.128.0.0/15 🇩🇪 Germany Frankfurt am Main
📧 MX Records1 records   55ms
PriorityTTLMail ServerIP addressesPTRASN
10 600s mail.flexmail.dk 57.129.53.233 flex30.flexnet.dk AS16276 OVH SAS
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoverflex30.flexnet.dk → 57.129.53.233
🔶 Autoconfigflex30.flexnet.dk → 57.129.53.233
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
🔌 SRV Records2 records   161ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 0 0 443 autoconfig.flexmail.dk
_imaps._tcp 0 0 993 mail.flexmail.dk
📝 TXT Records1 records   210ms
TXT Record
v=spf1 include:mailgun.org include:_custspf.one.com ~all
✉️ SPF
PolicyRecord (mueller.dk)
~all (soft fail) v=spf1 include:mailgun.org include:_custspf.one.com ~all
📨 DMARC
PolicyRecord (_dmarc.mueller.dk)
p=none (monitor only) v=DMARC1; p=none; sp=none; fo=; ri=3600
📬 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 / DANE1 records   201ms
Service / OwnerTypeCert association
SMTP _25._tcp.mail.flexmail.dk DANE-EE · SPKI · SHA-256 5659BBC8C3F5DB85C0D76E135EB0A094…
🔐 DNSSEC192ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026070506
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
48ms
A
56ms
MX
55ms
AAAA
80ms
TXT
210ms
CAA
86ms
HTTPS
43ms
TLSA
201ms
SOA
0ms
MTA-STS
89ms
DNSSEC
192ms
SRV
161ms
Total
861ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-07-08 13:09:07 861ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-03 17:32:02 463ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-02 12:14:35 1361ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-27 04:13:38 706ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-26 23:29:58 558ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-17 21:28:16 646ms 2 NS 1 A 1 MX 🔒 Secure View
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