bioco2.dk
📜 Historical scan 2026-06-26 06:34:13  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   180ms
NameserverIP addressesPTRASN / ISP
ns01.hostnet.nl 195.206.121.13
2001:67c:28cc::13		 ns1.hostnet.nl
ns1.hostnet.nl		 AS197495 One.com A/S
AS197495 One.com A/S
ns02.hostnet.nl 185.10.11.13
2001:67c:3c0::13		 ns2.hostnet.nl
ns2.hostnet.nl		 AS51468 One.com A/S
AS51468 One.com A/S
🌍 A Records1 records   204ms
IPTTLPTRASNISP / OrgCIDRCountryCity
91.184.0.200 14400s balancing.hostnet.nl AS51468 One.com A/S 91.184.0.0/19 🇩🇰 Denmark Copenhagen
📧 MX Records
📧
No MX records found
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover91.184.0.200
🔶 Autoconfig91.184.0.200
🔷 AAAA Records (IPv6)1 records   217ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a02:2268:1:0:f816:3eff:fe7b:63c6 14400s — AS197902 Hostnet B.V. 2a02:2268:0:0:0:0:0:0/32 🇳🇱 The Netherlands —
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   570ms
TXT Record
v=spf1 a mx include:_spf.hostnet.nl -all
✉️ SPF
PolicyRecord (bioco2.dk)
-all (hard fail) v=spf1 a mx include:_spf.hostnet.nl -all
📨 DMARC
PolicyRecord (_dmarc.bioco2.dk)
p=reject v=DMARC1; p=reject
📬 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)
🔐 DNSSEC294ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA310ms
FieldValue
Serial2026011001
Primary NS (MNAME)ns01.hostnet.nl
Responsible (RNAME)hostmaster@hostnet.nl
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
180ms
A
204ms
MX
212ms
AAAA
217ms
TXT
570ms
CAA
219ms
HTTPS
193ms
TLSA
1505ms
SOA
310ms
MTA-STS
229ms
DNSSEC
294ms
SRV
333ms
Total
2611ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-08 20:12:47 17559ms 2 NS 1 A 0 MX 🔓 Insecure View
2026-07-10 05:15:38 2473ms 2 NS 1 A 0 MX 🔓 Insecure View
2026-06-26 06:34:13 2611ms 2 NS 1 A 0 MX 🔓 Insecure View
2026-06-25 09:14:58 941ms 2 NS 1 A 0 MX 🔓 Insecure View
2026-06-23 01:43:52 1155ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-22 22:04:54 1101ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-16 14:37:07 324ms 2 NS 1 A 0 MX 🔓 Insecure View
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