rco-group.dk

📜 Historical scan 2026-06-18 07:22:06  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rco-group.dk is a .dk domain served by 2 nameservers (a.portsdns.se, b.portsdns.net). It was registered on 14 October 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 193.14.90.203 is hosted by Tele2 SWIPnet (AS1257) in Sweden. The zone is not DNSSEC-signed, 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   57ms

🌍 A Records#

1 records   56ms

📧 MX Records#

📧
No MX records found

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   205ms
TXT Record
v=spf1 -all

✉️ SPF#

PolicyRecord (rco-group.dk)
-all (hard fail) v=spf1 -all

📨 DMARC#

PolicyRecord (_dmarc.rco-group.dk)
p=reject v=DMARC1; p=reject; rua=mailto:isdtvlhs@ag.eu.dmarcadvisor.com;

📬 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 02:16:50
www193.14.90.203 (AS1257) (address records, no CNAME)
www vs bare domainSame network
rco-group.dk: 193.14.90.203 (AS1257)
www.rco-group.dk: 193.14.90.203 (AS1257)
WildcardNo

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

288ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

67ms
FieldValue
Serial2023103001
Primary NS (MNAME)a.portsdns.se
Responsible (RNAME)registry@ports.net
Refresh1800s
Retry900s
Expire1814400s
Minimum (neg-cache TTL)3600s

📋 Registration#

WHOIS fetched 2026-10-23 04:37:46
FieldValue
RegistrarAbion AB
Registered2022-10-14
Expires2027-10-13 (354d)

🔗 Same registrant#

1 domain

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
rcosecurity.dkAbion AB
📋 WHOIS#

⏱️ Lookup Timing#

NS
57ms
A
56ms
MX
122ms
AAAA
96ms
TXT
205ms
CAA
54ms
HTTPS
65ms
TLSA
56ms
SOA
67ms
MTA-STS
81ms
DNSSEC
288ms
SRV
262ms
Total
654ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-08 02:16:50 421ms 2 NS 1 A 0 MX 🔓 Insecure
2026-09-30 02:57:42 519ms 2 NS 1 A 0 MX 🔓 Insecure
2026-08-27 23:26:49 545ms 2 NS 1 A 0 MX 🔓 Insecure
2026-08-25 13:35:36 605ms 2 NS 1 A 0 MX 🔓 Insecure
2026-06-25 10:09:12 914ms 2 NS 1 A 0 MX 🔓 Insecure
2026-06-22 03:24:29 2332ms 2 NS 1 A 0 MX 🔓 Insecure
2026-06-22 01:53:06 1173ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-20 17:04:09 761ms 2 NS 1 A 0 MX 🔓 Insecure
2026-06-19 18:23:26 528ms 2 NS 1 A 0 MX 🔓 Insecure
2026-06-18 07:22:06 shown 654ms 2 NS 1 A 0 MX 🔓 Insecure
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