synx.dk
Last scanned: 2026-09-02 07:09:13  ·  561ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   64ms
NameserverIP addressesPTRASN / ISP
ns1.simply.com 2a02:2339:1:15c::4562:4562
91.197.248.78		 ns1.simply.com
ns1.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns2.simply.com 185.25.141.15
2a02:2339:4006:101::4562:4562		 ns2.simply.com
ns2.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns3.simply.com 91.197.248.79 ns3.simply.com AS48854 team.blue Denmark A/S
ns4.simply.com 91.197.248.80 ns4.simply.com AS48854 team.blue Denmark A/S
🌍 A Records1 records   65ms
IPTTLPTRASNISP / OrgCIDRCountryCity
87.63.150.102 600s 87-63-150-102-static.dk.customer.tdc.net AS3292 TDC Holding A/S 87.62.0.0/15 🇩🇰 Denmark Hillerød
📧 MX Records1 records   63ms
PriorityTTLMail ServerIP addressesPTRASN
10 600s synx.dk 87.63.150.102 87-63-150-102-static.dk.customer.tdc.net AS3292 TDC Holding A/S
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   184ms
TXT Record
v=spf1 mx a ip4:87.63.150.102/32 -all
✉️ SPF
PolicyRecord (synx.dk)
-all (hard fail) v=spf1 mx a ip4:87.63.150.102/32 -all
📨 DMARC
PolicyRecord (_dmarc.synx.dk)
p=quarantine v=DMARC1; p=quarantine; rua=mailto:aggrep@synx.dk
📬 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.synx.dk 5_WFRXZqAPvjJOGlixvkjP9d9NwzYc2xxXeQ5RmNEIE
TXT _acme-challenge.synx.dk Dktlw7uNCBVRYre7onosay-XwqcSjRbdF9tTwujz8Lo
TXT _acme-challenge.synx.dk uCmClnOcfrAqWJkhMQIy6vDm_gJxzq06JGgayZBov_M
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC114ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026072001
Primary NS (MNAME)ns1.simply.com
Responsible (RNAME)hostmaster@simply.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
64ms
A
65ms
MX
63ms
AAAA
60ms
TXT
184ms
CAA
77ms
HTTPS
64ms
TLSA
53ms
SOA
0ms
MTA-STS
81ms
DNSSEC
114ms
SRV
80ms
Total
561ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-02 07:09:13 561ms 4 NS 1 A 1 MX 🔒 Secure View
2026-08-27 19:03:31 727ms 4 NS 1 A 1 MX 🔒 Secure View
2026-08-26 19:55:52 610ms 4 NS 1 A 1 MX 🔒 Secure View
2026-07-21 08:04:58 888ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-25 03:30:04 3014ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-23 19:38:49 1109ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-17 20:07:31 542ms 4 NS 1 A 1 MX 🔒 Secure View
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