a3-forandring.dk
Last scanned: 2026-08-30 20:25:41  ·  1170ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   96ms
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   117ms
IPTTLPTRASNISP / OrgCIDRCountryCity
172.66.0.70 3600s — AS13335 Cloudflare, Inc. 172.66.0.0/22 🇺🇸 United States —
📧 MX Records1 records   71ms
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 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)
🔐 DNSSEC308ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026082901
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
96ms
A
117ms
MX
71ms
AAAA
66ms
TXT
341ms
CAA
148ms
HTTPS
95ms
TLSA
102ms
SOA
0ms
MTA-STS
179ms
DNSSEC
308ms
SRV
170ms
Total
1170ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-30 20:25:41 1170ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-25 23:13:39 494ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-17 13:33:44 4573ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-01 05:49:06 705ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-02 01:31:09 816ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-29 09:14:09 784ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-16 12:41:17 579ms 2 NS 1 A 0 MX 🔒 Secure View
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