rcz.dk

📜 Historical scan 2026-10-02 01:24:54  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rcz.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 164.68.109.72 is hosted by Contabo GmbH (AS51167) in France. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records   28ms
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#

1 records   35ms
IPTTLPTRASNISP / OrgCIDRCountryCity
164.68.109.72 43200s rcz.dk AS51167 Contabo GmbH 164.68.96.0/19 🇫🇷 France Lauterbourg

📧 MX Records#

5 records   31ms
PriorityTTLMail ServerIP addressesPTRASN
1 43200s aspmx.l.google.com 209.85.233.26
2a00:1450:4010:c0e::1a
2a00:1450:4010:c0e::1a		 lr-in-f26.1e100.net
lu-in-x1a.1e100.net
lu-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
5 43200s 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
5 43200s alt2.aspmx.l.google.com 173.194.41.27
173.194.41.27
2404:6800:4001:c01::1a		 mad01s14-in-f27.1e100.net
yukulwh-in-f27.1e100.net
yukulwh-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
AS15169 Google LLC
10 43200s alt3.aspmx.l.google.com 172.253.158.27
2404:6800:4003:c26::1a		 so-in-f27.1e100.net
so-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
10 43200s alt4.aspmx.l.google.com 108.177.125.27
2404:6800:4008:c01::1a		 tp-in-f27.1e100.net
tp-in-f26.1e100.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#

PolicyRecord (_dmarc.rcz.dk)
p=none (monitor only) v=DMARC1; p=none;

📬 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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-12 17:23:40
www164.68.109.72 (AS51167) (address records, no CNAME)
www vs bare domainSame network
WildcardNo
Denial of existenceNSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

66ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

29ms
FieldValue
Serial2026100101
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup
📋 WHOIS#

⏱️ Lookup Timing#

NS
28ms
A
35ms
MX
31ms
AAAA
29ms
TXT
154ms
CAA
40ms
HTTPS
40ms
TLSA
183ms
SOA
29ms
MTA-STS
43ms
DNSSEC
66ms
SRV
49ms
Total
603ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-06 01:59:34 545ms 2 NS 1 A 5 MX 🔒 Secure
2026-10-02 01:24:54 shown 603ms 2 NS 1 A 5 MX 🔒 Secure
2026-10-01 01:06:47 1063ms 2 NS 1 A 5 MX 🔒 Secure
2026-09-30 01:00:14 593ms 2 NS 1 A 5 MX 🔒 Secure
2026-09-23 17:17:36 6737ms 2 NS 1 A 5 MX 🔒 Secure
2026-09-11 07:21:21 811ms 2 NS 1 A 5 MX 🔒 Secure
2026-08-31 10:59:40 2072ms 2 NS 1 A 5 MX 🔒 Secure
2026-07-16 01:13:01 1598ms 2 NS 1 A 5 MX 🔒 Secure
2026-06-20 17:35:49 1441ms 2 NS 1 A 5 MX 🔒 Secure
2026-06-17 14:35:00 2220ms 2 NS 1 A 5 MX 🔒 Secure
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