ctctools.dk
Last scanned: 2026-07-01 23:46:35  ·  4744ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   478ms
NameserverIP addressesPTRASN / ISP
ns1.bigcommerce.com 172.64.52.200
172.64.53.195		 —
—		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
ns2.bigcommerce.com 172.64.52.200
172.64.53.195		 —
—		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
ns3.bigcommerce.com 172.64.52.200
172.64.53.195		 —
—		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
🌍 A Records1 records   481ms
IPTTLPTRASNISP / OrgCIDRCountryCity
63.141.128.20 635s — AS399566 Bigcommerce Inc. 63.141.128.0/24 🇺🇸 United States —
📧 MX Records1 records   468ms
PriorityTTLMail ServerIP addressesPTRASN
0 60s mail.ctctools.dk 142.132.203.237 cp08.nordicway.dk AS24940 Hetzner Online GmbH
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records2 records   1901ms
TXT Record
google-site-verification=HnwwSu-Ds8EIAg1q9MDa7UTcmZfqNUvVPGia-tfolaQ
v=spf1 +a +mx include:_spf.bigcommerce.com include:_spf.smtp.com -all
✉️ SPF
PolicyRecord (ctctools.dk)
-all (hard fail) v=spf1 +a +mx include:_spf.bigcommerce.com include:_spf.smtp.com -all
📨 DMARC
PolicyRecord (_dmarc.ctctools.dk)
p=none (monitor only) v=DMARC1; p=none;
📬 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)
🔐 DNSSEC643ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA431ms
FieldValue
Serial2025022800
Primary NS (MNAME)ns1.bigcommerce.com
Responsible (RNAME)serverops@bigcommerce.com
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)10800s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
478ms
A
481ms
MX
468ms
AAAA
474ms
TXT
1901ms
CAA
467ms
HTTPS
445ms
TLSA
546ms
SOA
431ms
MTA-STS
602ms
DNSSEC
643ms
SRV
582ms
Total
4744ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-07-01 23:46:35 4744ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-16 23:05:24 1297ms 3 NS 1 A 1 MX 🔓 Insecure View
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