irm.dk
Last scanned: 2026-08-26 12:51:33  ·  530ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   49ms
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   40ms
IPTTLPTRASNISP / OrgCIDRCountryCity
83.90.30.14 43200s — AS3292 TDC Holding A/S 83.90.0.0/15 🇩🇰 Denmark —
📧 MX Records1 records   51ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  Null MX — domain accepts no email (RFC 7505)
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover83.90.30.14
🔶 Autoconfig83.90.30.14
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   197ms
TXT Record
Interactional Research Manager
✉️ 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)
🔐 DNSSEC76ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026081201
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
49ms
A
40ms
MX
51ms
AAAA
51ms
TXT
197ms
CAA
37ms
HTTPS
33ms
TLSA
49ms
SOA
0ms
MTA-STS
56ms
DNSSEC
76ms
SRV
67ms
Total
530ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 12:51:33 530ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-25 17:29:53 579ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-13 02:39:42 612ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-18 21:07:56 1735ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-13 11:23:32 510ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-26 07:00:04 1419ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-21 00:29:30 833ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-20 21:10:19 1087ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-17 16:13:11 2679ms 2 NS 1 A 0 MX 🔒 Secure View
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