ctg.dk
Last scanned: 2026-08-30 10:15:01  ·  890ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   22ms
NameserverIP addressesPTRASN / ISP
ns1.sedoparking.com 3.130.216.63
91.195.241.8		 ec2-3-130-216-63.us-east-2.compute.amazonaws.com
—		 AS16509 Amazon.com, Inc.
AS47846 SEDO GmbH
ns2.sedoparking.com 34.211.188.210
91.195.240.8		 ec2-34-211-188-210.us-west-2.compute.amazonaws.com
—		 AS16509 Amazon.com, Inc.
AS47846 SEDO GmbH
🌍 A Records1 records   43ms
IPTTLPTRASNISP / OrgCIDRCountryCity
64.190.63.222 14399s — AS47846 SEDO GmbH 64.190.62.0/23 🇩🇪 Germany —
📧 MX Records1 records   211ms
PriorityTTLMail ServerIP addressesPTRASN
0 3600s localhost ::1
127.0.0.1		 localhost
localhost		 —
—
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover64.190.63.222
🔶 Autoconfig64.190.63.222
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   305ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (ctg.dk)
-all (hard fail) v=spf1 -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
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC218ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2018051601
Primary NS (MNAME)ns1.sedoparking.com
Responsible (RNAME)hostmaster@sedo.de
Refresh86400s
Retry10800s
Expire604800s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
22ms
A
43ms
MX
211ms
AAAA
133ms
TXT
305ms
CAA
129ms
HTTPS
41ms
TLSA
86ms
SOA
0ms
MTA-STS
232ms
DNSSEC
218ms
SRV
248ms
Total
890ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-30 10:15:01 890ms 2 NS 1 A 1 MX 🔓 Insecure View
2026-08-28 04:37:02 1624ms 1 NS 0 A 0 MX ❓ Unknown View
2026-08-28 02:00:42 187ms 1 NS 0 A 0 MX ❓ Unknown View
2026-08-26 22:58:08 178ms 1 NS 0 A 0 MX ❓ Unknown View
2026-08-24 17:04:10 461ms 1 NS 0 A 0 MX ❓ Unknown View
2026-08-23 16:29:49 9812ms 1 NS 0 A 0 MX ❓ Unknown View
2026-08-22 15:50:19 802ms 1 NS 0 A 0 MX ❓ Unknown View
2026-08-21 15:35:36 1096ms 1 NS 0 A 0 MX ❓ Unknown View
2026-08-20 15:12:10 798ms 1 NS 0 A 0 MX ❓ Unknown View
2026-08-19 12:26:52 5292ms 1 NS 0 A 0 MX ❓ Unknown View
2026-08-18 12:25:28 730ms 1 NS 0 A 0 MX ❓ Unknown View
2026-08-17 06:00:21 1573ms 1 NS 0 A 0 MX ❓ Unknown View
2026-08-13 19:56:42 837ms 1 NS 0 A 0 MX ❓ Unknown View
2026-08-12 15:24:38 692ms 1 NS 0 A 0 MX ❓ Unknown View
2026-08-09 16:41:50 1578ms 1 NS 0 A 0 MX ❓ Unknown View
2026-08-06 22:31:58 1035ms 1 NS 0 A 0 MX ❓ Unknown View
2026-08-04 18:08:14 2675ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-28 05:01:51 712ms 1 NS 0 A 0 MX ❓ Unknown View
2026-07-21 05:03:30 6595ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-20 03:21:05 692ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-16 17:24:37 560ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-02 14:13:48 543ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-25 19:52:43 557ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-21 17:33:46 406ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-20 21:30:49 448ms 2 NS 1 A 1 MX 🔒 Secure View
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