silverfix.dk
Last scanned: 2026-08-26 12:27:43  ·  1131ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   23ms
NameserverIP addressesPTRASN / ISP
ns1.salecto.com 185.31.77.110 ns1.salecto.com AS47527 DLX A/S
ns2.salecto.com 185.31.77.114 — AS47527 DLX A/S
ns3.salecto.com 172.105.67.81 li2023-81.members.linode.com AS63949 Akamai Connected Cloud
ns4.salecto.com 178.79.154.139 li273-139.members.linode.com AS63949 Akamai Connected Cloud
🌍 A Records1 records   26ms
IPTTLPTRASNISP / OrgCIDRCountryCity
185.31.79.88 300s phhw-150801.cust.powerhosting.dk AS47527 DLX A/S 185.31.76.0/22 🇩🇰 Denmark Herning
📧 MX Records2 records   29ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mail.silverfix.dk 185.21.42.13 director1.mf.curanet.dk AS48854 team.blue Denmark A/S
20 3600s backup-mx.zitcom.dk 46.36.212.34
46.36.212.36
46.36.212.37
46.36.212.38
89.188.78.64
89.188.78.65
89.188.78.66
94.231.106.12		 node4.spamfilter.io
node8.spamfilter.io
node6.spamfilter.io
node7.spamfilter.io
node3.spamfilter.io
node9.spamfilter.io
node10.spamfilter.io
node2.spamfilter.io		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   86ms
TXT Record
v=spf1 +a +mx +ip4:185.31.79.103 +include:eu.mailgun.org ~all
✉️ SPF
PolicyRecord (silverfix.dk)
~all (soft fail) v=spf1 +a +mx +ip4:185.31.79.103 +include:eu.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
TXT _acme-challenge.silverfix.dk glMOixY7k9VV0ERjZqtiMblfun64kbAf3z7N1KWBcmU
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC97ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2026082501
Primary NS (MNAME)ns1.salecto.com
Responsible (RNAME)server@salecto.com
Refresh3600s
Retry1800s
Expire1209600s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
23ms
A
26ms
MX
29ms
AAAA
26ms
TXT
86ms
CAA
30ms
HTTPS
20ms
TLSA
220ms
SOA
0ms
MTA-STS
38ms
DNSSEC
97ms
SRV
47ms
Total
1131ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 12:27:43 1131ms 4 NS 1 A 2 MX 🔓 Insecure View
2026-06-27 15:03:42 1089ms 4 NS 1 A 2 MX 🔓 Insecure View
2026-06-26 21:12:03 791ms 4 NS 1 A 2 MX 🔓 Insecure View
2026-06-20 05:57:01 777ms 4 NS 1 A 2 MX 🔓 Insecure View
2026-06-17 19:08:31 983ms 4 NS 1 A 2 MX 🔓 Insecure View
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