co2-buster.dk
Last scanned: 2026-08-28 07:49:50  ·  941ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   53ms
NameserverIP addressesPTRASN / ISP
ns01.one.com 195.206.121.10
2001:67c:28cc::10		 ns01.one.com
ns01.one.com		 AS197495 One.com A/S
AS197495 One.com A/S
ns02.one.com 185.10.11.10
2001:67c:3c0::10		 ns02.one.com
ns02.one.com		 AS51468 One.com A/S
AS51468 One.com A/S
🌍 A Records1 records   45ms
IPTTLPTRASNISP / OrgCIDRCountryCity
66.147.236.206 43200s newserver.peoplesrepublicofcork.com AS23535 HostRocket.com, Inc. 66.147.224.0/20 🇺🇸 United States —
📧 MX Records1 records   39ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  Null MX — domain accepts no email (RFC 7505)
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscoverco2buster.dk
🔶 Autoconfigco2buster.dk
🔷 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
🔏 ACME Challenge
TypeNameValue
CNAME _acme-challenge.co2-buster.dk co2buster.dk
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC89ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026081101
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
53ms
A
45ms
MX
39ms
AAAA
41ms
TXT
169ms
CAA
26ms
HTTPS
47ms
TLSA
430ms
SOA
0ms
MTA-STS
77ms
DNSSEC
89ms
SRV
91ms
Total
941ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 07:49:50 941ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-11 21:32:22 9458ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-17 21:50:27 17293ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-13 03:55:51 2642ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-04 14:52:08 4867ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-24 10:50:11 4847ms 2 NS 1 A 1 MX ⚠️ Bogus View
2026-06-21 19:57:57 1185ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-16 23:10:51 65535ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-16 21:48:45 2912ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-16 21:30:18 607ms 2 NS 1 A 0 MX 🔒 Secure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone