spectrograph.dk
📜 Historical scan 2026-07-05 21:00:07  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   23ms
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   44ms
IPTTLPTRASNISP / OrgCIDRCountryCity
130.226.216.99 3600s exoplanets.dk AS1835 IDDQD-AS 130.226.0.0/16 🇩🇰 Denmark —
📧 MX Records1 records   54ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  Null MX — domain accepts no email (RFC 7505)
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover130.226.216.99
🔶 Autoconfig130.226.216.99
🔷 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)
🔐 DNSSEC152ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026061201
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
23ms
A
44ms
MX
54ms
AAAA
42ms
TXT
275ms
CAA
43ms
HTTPS
60ms
TLSA
190ms
SOA
0ms
MTA-STS
76ms
DNSSEC
152ms
SRV
146ms
Total
957ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 11:16:08 834ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-21 15:55:05 4674ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-13 04:34:53 2162ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-19 13:16:53 8630ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-14 15:29:37 567ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-05 21:00:07 957ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-23 07:01:22 550ms 2 NS 1 A 1 MX ⚠️ Bogus View
2026-06-22 15:02:31 529ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-17 14:00:54 1083ms 2 NS 1 A 0 MX 🔒 Secure View
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