co2idybden.dk
Last scanned: 2026-08-25 23:24:39  ·  500ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   38ms
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   36ms
IPTTLPTRASNISP / OrgCIDRCountryCity
76.76.21.21 600s — AS16509 Amazon.com, Inc. 76.76.21.0/24 🇺🇸 United States Walnut
📧 MX Records1 records   59ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  Null MX — domain accepts no email (RFC 7505)
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   149ms
TXT Record
google-site-verification=OlMdc3uBj1PgrgB2Rt2A6_w1xNdY7BLY8AYs0gyCRTY
✉️ 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)
🔐 DNSSEC87ms
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
38ms
A
36ms
MX
59ms
AAAA
38ms
TXT
149ms
CAA
45ms
HTTPS
62ms
TLSA
61ms
SOA
0ms
MTA-STS
60ms
DNSSEC
87ms
SRV
61ms
Total
500ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-25 23:24:39 500ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-12 17:14:21 628ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-17 19:03:22 564ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-15 12:15:00 613ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-20 19:58:05 507ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-17 00:06:00 65535ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-16 21:34:54 1169ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-16 21:31:32 4525ms 2 NS 1 A 0 MX 🔒 Secure View
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