calandr.dk
📜 Historical scan 2026-06-24 14:04:11  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   132ms
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 Records4 records   77ms
IPTTLPTRASNISP / OrgCIDRCountryCity
185.199.108.153 3600s cdn-185-199-108-153.github.com AS54113 Fastly, Inc. 185.199.108.0/22 🇺🇸 United States —
185.199.109.153 3600s cdn-185-199-109-153.github.com AS54113 Fastly, Inc. 185.199.108.0/22 🇺🇸 United States —
185.199.110.153 3600s cdn-185-199-110-153.github.com AS54113 Fastly, Inc. 185.199.108.0/22 🇺🇸 United States —
185.199.111.153 3600s cdn-185-199-111-153.github.com AS54113 Fastly, Inc. 185.199.108.0/22 🇺🇸 United States —
📧 MX Records1 records   65ms
PriorityTTLMail ServerIP addressesPTRASN
0 600s .  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 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)
🔐 DNSSEC113ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA88ms
FieldValue
Serial2026060801
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
132ms
A
77ms
MX
65ms
AAAA
89ms
TXT
475ms
CAA
95ms
HTTPS
128ms
TLSA
119ms
SOA
88ms
MTA-STS
81ms
DNSSEC
113ms
SRV
157ms
Total
970ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-31 14:41:13 4535ms 2 NS 4 A 1 MX 🔒 Secure View
2026-08-08 23:45:47 783ms 2 NS 4 A 1 MX 🔒 Secure View
2026-07-10 04:52:43 562ms 2 NS 4 A 1 MX 🔒 Secure View
2026-06-24 14:04:11 970ms 2 NS 4 A 1 MX 🔒 Secure View
2026-06-23 15:16:42 2590ms 2 NS 4 A 1 MX 🔒 Secure View
2026-06-22 13:35:14 989ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-16 18:56:04 530ms 2 NS 4 A 0 MX 🔒 Secure View
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