nordtræ.dk xn--nordtr-uua.dk
Last scanned: 2026-08-26 15:56:13  ·  687ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   43ms
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
🌍 A Records1 records   37ms
IPTTLPTRASNISP / OrgCIDRCountryCity
162.159.135.42 600s — AS13335 Cloudflare, Inc. 162.159.128.0/19 🇺🇸 United States —
📧 MX Records1 records   35ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mx.simply.com 94.231.106.20 mx.simply.com AS48854 team.blue Denmark A/S
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔶 Autoconfigmaildiscover.simply.com → 94.231.108.222
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
🔌 SRV Records1 records   65ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 10 10 443 maildiscover.simply.com
📝 TXT Records1 records   229ms
TXT Record
v=spf1 include:spf.simply.com include:mailgun.org include:relay.kinstamailservice.com -all
✉️ SPF
PolicyRecord (nordtræ.dk)
-all (hard fail) v=spf1 include:spf.simply.com include:mailgun.org include:relay.kinstamailservice.com -all
📨 DMARC
PolicyRecord (_dmarc.nordtræ.dk)
p=reject v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.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
🔏 ACME Challenge
TypeNameValue
CNAME _acme-challenge.nordtræ.dk xn--nordtr-uua.dk.kinstavalidation.app
🔗 TLSA / DANE2 records   52ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 A9D603AF4D7ED6B9246B4B68500CD6F2…
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 97A3BA009F39C761BFFB6574340E8138…
🔐 DNSSEC93ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2026032805
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
43ms
A
37ms
MX
35ms
AAAA
43ms
TXT
229ms
CAA
44ms
HTTPS
35ms
TLSA
52ms
SOA
0ms
MTA-STS
78ms
DNSSEC
93ms
SRV
65ms
Total
687ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 15:56:13 687ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-08-25 15:44:51 9528ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-23 19:09:33 825ms 3 NS 1 A 1 MX ❓ Unknown View
2026-06-19 01:33:53 375ms 0 NS 0 A 0 MX 🔒 Secure View
2026-06-17 15:08:06 794ms 3 NS 1 A 1 MX ❓ Unknown View
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