rc1.dk

📜 Historical scan 2026-10-01 08:34:17  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rc1.dk is a .dk domain served by 3 nameservers (ns1.dns.services, ns2.dns.services, ns3.dns.services). It was registered on 10 November 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 54.93.70.213 is hosted by Amazon.com, Inc. (AS16509) in Germany. Mail is handled by mail.rc1.dk. The zone is DNSSEC-signed and validates, has no 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#

3 records   17ms
NameserverIP addressesPTRASN / ISP
ns1.dns.services 195.242.131.6
2001:67c:564:ffff::11		 ns1.dns.services
ns1.dns.services		 AS62121 Christian Ebsen ApS
AS62121 Christian Ebsen ApS
ns2.dns.services 2a00:1b18:2:3:3::2
62.69.152.37		 ns2.dns.services
ns2.dns.services		 AS47527 DLX A/S
AS47527 DLX A/S
ns3.dns.services 185.55.197.53 ns3.dns.services AS60153 Inpadi ApS

🌍 A Records#

1 records   24ms
IPTTLPTRASNISP / OrgCIDRCountryCity
54.93.70.213 3600s mail.rc1.dk AS16509 Amazon.com, Inc. 54.93.0.0/16 🇩🇪 Germany Frankfurt am Main

📧 MX Records#

1 records   24ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mail.rc1.dk 54.93.70.213 mail.rc1.dk AS16509 Amazon.com, Inc.

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover54.93.70.213
🔶 Autoconfig54.93.70.213

🔷 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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-08 00:23:13
www54.93.70.213 (AS16509) (address records, no CNAME)
www vs bare domainSame network
rc1.dk: 54.93.70.213 (AS16509)
www.rc1.dk: 54.93.70.213 (AS16509)
WildcardYes: any name under the zone resolves
Denial of existenceNSEC zone can be walked (all names enumerable)
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

57ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

39ms
FieldValue
Serial2023053117
Primary NS (MNAME)ns1.dns.services
Responsible (RNAME)post@dns.services
Refresh10800s
Retry3600s
Expire1814400s
Minimum (neg-cache TTL)7200s

📋 Registration#

WHOIS fetched 2026-10-13 07:24:15
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2003-11-10
Expires2027-02-28 (127d)

🔗 Same registrant#

3 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

DomainRegistrar
gren-holm.dkPunktum dk A/S (direct)
grenogholm.dkPunktum dk A/S (direct)
udslag.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
17ms
A
24ms
MX
24ms
AAAA
36ms
TXT
131ms
CAA
44ms
HTTPS
39ms
TLSA
176ms
SOA
39ms
MTA-STS
51ms
DNSSEC
57ms
SRV
52ms
Total
573ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-03 22:40:40 441ms 3 NS 1 A 1 MX 🔒 Secure
2026-10-01 08:34:17 shown 573ms 3 NS 1 A 1 MX 🔒 Secure
2026-09-29 21:08:35 432ms 3 NS 1 A 1 MX 🔒 Secure
2026-09-02 09:07:29 684ms 3 NS 1 A 1 MX 🔒 Secure
2026-07-02 06:40:02 971ms 3 NS 1 A 1 MX 🔒 Secure
2026-06-17 16:41:08 688ms 3 NS 1 A 1 MX 🔒 Secure
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