roi-online.dk

📜 Historical scan 2026-06-20 15:17:45  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

roi-online.dk is a .dk domain served by 3 nameservers (ns1.dns.services, ns2.dns.services, ns3.dns.services). It was registered on 12 April 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.242.131.64 is hosted by Christian Ebsen ApS (AS62121) in Denmark. Mail is handled by ASPMX.L.GOOGLE.COM, ALT1.ASPMX.L.GOOGLE.COM and 3 more. 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   113ms

🌍 A Records#

1 records   128ms

📧 MX Records#

5 records   136ms

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoverroi-online.dk → 195.242.131.64
🔶 Autoconfigroi-online.dk → 195.242.131.64

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

3 records   459ms
TXT Record
google-site-verification=g-S3XMz1ydZRvSvm0DNAKtg-u9WpdQQVIAA96VYW9vs
ms86380782
v=spf1 include:servers.mcsv.net include:_spf.google.com include:_spf.e-studio.dk -all

✉️ SPF#

PolicyRecord (roi-online.dk)
-all (hard fail) v=spf1 include:servers.mcsv.net include:_spf.google.com include:_spf.e-studio.dk -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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-08 12:59:42
www CNAMEroi-online.dk (all on roi-online.dk)
www vs bare domainSame network
roi-online.dk: 195.242.131.64 (AS62121)
www.roi-online.dk: 195.242.131.64 (AS62121)
WildcardYes: any name under the zone resolves
Denial of existenceNSEC zone can be walked (all names enumerable)
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

2 found
SelectorCNAMEKey
google — RSA · ~1024 bit below 2048 bit
k1 dkim.mcsv.net RSA · ~1024 bit below 2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: -all

No problems found

🔏 ACME Challenge#

TypeNameValue
CNAME _acme-challenge.roi-online.dk roi-online.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

334ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

152ms
FieldValue
Serial2022080236
Primary NS (MNAME)ns1.dns.services
Responsible (RNAME)post@dns.services
Refresh10800s
Retry3600s
Expire1814400s
Minimum (neg-cache TTL)7200s

📋 Registration#

WHOIS fetched 2026-10-26 06:01:37
FieldValue
Registrardns.services ApS
Registered2010-04-12
Expires2027-04-30 (184d)

🔗 Same registrant#

16 domains
📋 WHOIS#

⏱️ Lookup Timing#

NS
113ms
A
128ms
MX
136ms
AAAA
125ms
TXT
459ms
CAA
173ms
HTTPS
149ms
TLSA
200ms
SOA
152ms
MTA-STS
124ms
DNSSEC
334ms
SRV
233ms
Total
1656ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-27 09:00:36 725ms 3 NS 1 A 5 MX 🔒 Secure
2026-08-29 07:27:58 890ms 3 NS 1 A 5 MX 🔒 Secure
2026-08-28 01:30:31 1425ms 3 NS 1 A 5 MX 🔒 Secure
2026-06-26 01:36:28 4154ms 3 NS 1 A 5 MX 🔒 Secure
2026-06-21 14:10:59 1182ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-20 15:17:45 shown 1656ms 3 NS 1 A 5 MX 🔒 Secure
2026-06-18 01:05:57 1203ms 3 NS 1 A 5 MX 🔒 Secure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone