rt72.dk
Last scanned: 2026-09-03 22:42:23  ·  919ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   34ms
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 Records
🌍
No A records found
📧 MX Records5 records   23ms
PriorityTTLMail ServerIP addressesPTRASN
1 3600s aspmx.l.google.com 142.251.9.27
2a00:1450:4025:c03::1a		 rc-in-f27.1e100.net
rc-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
5 3600s alt1.aspmx.l.google.com 192.178.211.26
2404:6800:4000:1025::1a		 lcbomp-in-f26.1e100.net
lcbomp-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
5 3600s alt2.aspmx.l.google.com 192.178.158.26
2404:6800:4013:813::1b		 lcdels-in-f26.1e100.net
lcdels-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
10 3600s alt3.aspmx.l.google.com 173.194.41.26
173.194.41.26
2404:6800:4001:c01::1b		 yukulwh-in-f26.1e100.net
mad01s14-in-f26.1e100.net
yukulwh-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
10 3600s alt4.aspmx.l.google.com 172.253.158.26
2404:6800:4008:c01::1b		 so-in-f26.1e100.net
tp-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
🔷 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)
🔐 DNSSEC116ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial2026090201
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
34ms
A
24ms
MX
23ms
AAAA
28ms
TXT
102ms
CAA
26ms
HTTPS
32ms
TLSA
69ms
SOA
0ms
MTA-STS
40ms
DNSSEC
116ms
SRV
45ms
Total
919ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-03 22:42:23 919ms 2 NS 0 A 5 MX 🔒 Secure View
2026-08-30 02:47:19 548ms 2 NS 0 A 5 MX 🔒 Secure View
2026-08-27 19:11:38 776ms 2 NS 0 A 5 MX 🔒 Secure View
2026-08-06 08:56:38 2114ms 2 NS 0 A 5 MX 🔒 Secure View
2026-07-14 07:31:34 5420ms 2 NS 0 A 5 MX 🔒 Secure View
2026-07-03 20:46:01 1111ms 2 NS 0 A 5 MX 🔒 Secure View
2026-06-25 09:16:05 543ms 2 NS 0 A 5 MX 🔒 Secure View
2026-06-22 23:55:00 1193ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-17 23:39:15 739ms 2 NS 0 A 5 MX 🔒 Secure View
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