envelope-printer.dk
📜 Historical scan 2026-06-19 11:40:14  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   209ms
NameserverIP addressesPTRASN / ISP
ns1.bb-online.net 185.206.123.1 ns1.bb-online.net AS212217 BB-Online UK Ltd
ns2.bb-online.org 81.30.104.2 ns2.bb-online.org AS212217 BB-Online UK Ltd
ns3.bb-online.uk 46.253.129.1 ns3.bb-online.uk AS212217 BB-Online UK Ltd
ns4.bb-online.biz 91.238.194.4 ns4.bb-online.biz AS212217 BB-Online UK Ltd
🌍 A Records1 records   257ms
IPTTLPTRASNISP / OrgCIDRCountryCity
45.77.56.63 86400s 45.77.56.63.vultrusercontent.com AS20473 The Constant Company, LLC 45.76.0.0/15 🇬🇧 United Kingdom Canary Wharf
📧 MX Records4 records   298ms
PriorityTTLMail ServerIP addressesPTRASN
10 86400s mail4.bb-online.co.uk 108.61.173.17 mail4.bb-online.co.uk AS20473 The Constant Company, LLC
20 86400s mail1.bb-online.co.uk 136.244.76.63 mail1.bb-online.co.uk AS20473 The Constant Company, LLC
30 86400s mail2.bb-online.co.uk 45.77.226.139 mail2.bb-online.co.uk AS20473 The Constant Company, LLC
40 86400s mail3.bb-online.co.uk 45.77.226.139 mail2.bb-online.co.uk AS20473 The Constant Company, LLC
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 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)
🔐 DNSSEC201ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA152ms
FieldValue
Serial2023011902
Primary NS (MNAME)ns1.bb-online.net
Responsible (RNAME)postmaster@envelope-printer.dk
Refresh10800s
Retry3600s
Expire3600000s
Minimum (neg-cache TTL)10800s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
209ms
A
257ms
MX
298ms
AAAA
160ms
TXT
916ms
CAA
155ms
HTTPS
53ms
TLSA
161ms
SOA
152ms
MTA-STS
408ms
DNSSEC
201ms
SRV
779ms
Total
1455ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-02 11:13:53 6100ms 4 NS 1 A 4 MX 🔓 Insecure View
2026-08-25 01:48:19 2792ms 4 NS 1 A 4 MX 🔓 Insecure View
2026-06-28 14:45:08 2405ms 4 NS 1 A 4 MX 🔓 Insecure View
2026-06-19 11:40:14 1455ms 4 NS 1 A 4 MX 🔓 Insecure View
2026-06-17 07:50:49 1411ms 4 NS 1 A 4 MX 🔓 Insecure View
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