crtr.dk
Last scanned: 2026-06-22 16:02:08  ·  1215ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   43ms
NameserverIP addressesPTRASN / ISP
ns61.domaincontrol.com 2603:5:2153::20
97.74.101.32		 ns61.domaincontrol.com
ns61.domaincontrol.com		 AS44273 Host Europe GmbH
AS44273 Host Europe GmbH
ns62.domaincontrol.com 173.201.69.32
2603:5:2253::20		 ns62.domaincontrol.com
ns62.domaincontrol.com		 AS44273 Host Europe GmbH
AS44273 Host Europe GmbH
🌍 A Records2 records   78ms
IPTTLPTRASNISP / OrgCIDRCountryCity
15.197.148.33 600s a2aa9ff50de748dbe.awsglobalaccelerator.com AS16509 Amazon.com, Inc. 15.196.0.0/14 🇺🇸 United States —
3.33.130.190 600s a2aa9ff50de748dbe.awsglobalaccelerator.com AS16509 Amazon.com, Inc. 3.33.128.0/17 🇺🇸 United States —
📧 MX Records1 records   85ms
PriorityTTLMail ServerIP addressesPTRASN
0 1800s mail.crtr.dk 2a01:4ff:1f0:a26b::1
5.78.79.166		 —
static.166.79.78.5.clients.your-server.de		 AS212317 Hetzner Online GmbH
AS212317 Hetzner Online GmbH
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   294ms
TXT Record
v=spf1 ip4:5.78.79.166 ip6:2a01:4ff:1f0:a26b::1 -all
✉️ SPF
PolicyRecord (crtr.dk)
-all (hard fail) v=spf1 ip4:5.78.79.166 ip6:2a01:4ff:1f0:a26b::1 -all
📨 DMARC
PolicyRecord (_dmarc.crtr.dk)
p=quarantine v=DMARC1; p=quarantine; rua=mailto:admin@crtr.dk; ruf=mailto:admin@crtr.dk; fo=1; pct=10
📬 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)
🔐 DNSSEC92ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA52ms
FieldValue
Serial2025061407
Primary NS (MNAME)ns61.domaincontrol.com
Responsible (RNAME)dns@jomax.net
Refresh28800s
Retry7200s
Expire604800s
Minimum (neg-cache TTL)600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
43ms
A
78ms
MX
85ms
AAAA
90ms
TXT
294ms
CAA
96ms
HTTPS
62ms
TLSA
98ms
SOA
52ms
MTA-STS
97ms
DNSSEC
92ms
SRV
146ms
Total
1215ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-22 16:02:08 1215ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-06-16 23:59:46 65535ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-06-16 23:07:22 1743ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-06-16 23:05:06 562ms 2 NS 2 A 1 MX 🔓 Insecure View
2026-06-16 23:01:14 620ms 2 NS 2 A 1 MX 🔓 Insecure View
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