colormark.dk
Last scanned: 2026-06-26 21:59:42  ·  1166ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   48ms
NameserverIP addressesPTRASN / ISP
nsauth1.bit.nl 2001:7b8:3:2c::53
213.136.12.51		 nsauth1.bit.nl
nsauth1.bit.nl		 AS12859 BIT BV
AS12859 BIT BV
nsauth2.bit.nl 2001:7b8:3:2d::53
213.136.12.59		 nsauth2.bit.nl
nsauth2.bit.nl		 AS12859 BIT BV
AS12859 BIT BV
nsauth3.bit.org 2001:1af8:4700:a119:16:0:8517:1588
85.17.15.88		 —
nsauth3.bit.org		 AS60781 LeaseWeb Netherlands B.V.
AS60781 LeaseWeb Netherlands B.V.
🌍 A Records1 records   76ms
IPTTLPTRASNISP / OrgCIDRCountryCity
213.136.12.232 600s http-linux.lb.network.bit.nl AS12859 BIT BV 213.136.0.0/19 🇳🇱 The Netherlands Duiven
📧 MX Records
📧
No MX records found
🔷 AAAA Records (IPv6)1 records   59ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2001:7b8:3:5::80:1 600s http-linux.lb.network.bit.nl AS12859 BIT BV 2001:7b8:0:0:0:0:0:0/31 🇳🇱 The Netherlands —
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records
📝
No TXT records found
✉️ SPF
✗ No SPF record — mail spoofing not restricted
📨 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)
🔐 DNSSEC82ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA41ms
FieldValue
Serial2024121703
Primary NS (MNAME)nsauth1.bit.nl
Responsible (RNAME)hostmaster@bit.nl
Refresh28800s
Retry7200s
Expire604800s
Minimum (neg-cache TTL)600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
48ms
A
76ms
MX
48ms
AAAA
59ms
TXT
626ms
CAA
60ms
HTTPS
42ms
TLSA
186ms
SOA
41ms
MTA-STS
47ms
DNSSEC
82ms
SRV
47ms
Total
1166ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-26 21:59:42 1166ms 3 NS 1 A 0 MX 🔒 Secure View
2026-06-24 16:57:59 2109ms 3 NS 1 A 0 MX 🔒 Secure View
2026-06-23 14:08:39 1152ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-22 23:22:29 1137ms 3 NS 1 A 0 MX 🔒 Secure View
2026-06-16 21:45:46 661ms 3 NS 1 A 0 MX 🔒 Secure View
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