rnbdata.dk
📜 Historical scan 2026-07-26 23:54:22  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   30ms
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   31ms
IPTTLPTRASNISP / OrgCIDRCountryCity
91.221.196.224 3600s — AS51468 One.com A/S 91.221.196.0/23 🇩🇰 Denmark Copenhagen
📧 MX Records3 records   30ms
PriorityTTLMail ServerIP addressesPTRASN
1 3600s aspmx.l.google.com 2a00:1450:4010:c03::1a
2a00:1450:4010:c03::1a
64.233.164.26		 lr-in-x1a.1e100.net
lr-in-f26.1e100.net
lf-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
5 3600s alt1.aspmx.l.google.com 192.178.158.27
2404:6800:4013:813::1b		 lcdels-in-f27.1e100.net
lcdels-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
10 3600s aspmx2.googlemail.com 192.178.158.27
2404:6800:4013:813::1b		 lcdels-in-f27.1e100.net
lcdels-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover91.221.196.224
🔶 Autoconfig91.221.196.224
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   172ms
TXT Record
v=spf1 include:_spf.google.com ~all
✉️ SPF
PolicyRecord (rnbdata.dk)
~all (soft fail) v=spf1 include:_spf.google.com ~all
📨 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)
🔐 DNSSEC2047ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA23ms
FieldValue
Serial2026071701
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
30ms
A
31ms
MX
30ms
AAAA
30ms
TXT
172ms
CAA
29ms
HTTPS
30ms
TLSA
124ms
SOA
23ms
MTA-STS
44ms
DNSSEC
2047ms
SRV
44ms
Total
6814ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 16:22:54 612ms 2 NS 1 A 3 MX 🔒 Secure View
2026-08-11 16:19:16 2035ms 2 NS 1 A 3 MX 🔒 Secure View
2026-07-26 23:54:22 6814ms 2 NS 1 A 3 MX 🔒 Secure View
2026-07-18 06:20:05 1250ms 2 NS 1 A 3 MX 🔒 Secure View
2026-07-13 11:47:13 922ms 2 NS 1 A 3 MX 🔒 Secure View
2026-06-23 07:50:41 629ms 2 NS 1 A 3 MX 🔒 Secure View
2026-06-23 01:08:34 865ms 2 NS 1 A 3 MX 🔒 Secure View
2026-06-21 20:16:01 943ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-17 22:44:44 892ms 2 NS 1 A 3 MX 🔒 Secure View
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