ritter.dk

📜 Historical scan 2026-09-13 09:29:35  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

ritter.dk is a .dk domain served by 2 nameservers (rodrigo.ns.cloudflare.com, surina.ns.cloudflare.com). It was registered on 2 October 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.66.24 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. 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   84ms

🌍 A Records#

2 records   139ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.66.24 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.155.83 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

5 records   103ms

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover104.21.66.24

🔷 AAAA Records (IPv6)#

2 records   158ms

🔐 HTTPS Records#

1 records   98ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.66.24,172.67.155.83 ech=AEX+DQBBtAAgACCVndCuUaQeSrJqvIAeiPrwHpJH4XPiGd0GuAxLQRx1JgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::ac43:9b53,2606:4700:3036::6815:4218

📝 TXT Records#

3 records   264ms
TXT Record
google-site-verification=gHYY6932rOpN8-qn5haDRupm7CIfEBH8rLe5KhaE0PI
MS=ms96999502
v=spf1 include:spf.protection.outlook.com include:spf.ubivox.com ip4:93.161.8.18 include:_spf.google.com ~all

✉️ SPF#

PolicyRecord (ritter.dk)
~all (soft fail) v=spf1 include:spf.protection.outlook.com include:spf.ubivox.com ip4:93.161.8.18 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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-14 05:26:13

✍️ DKIM keys#

1 found
SelectorCNAMEKey
google — RSA · ~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

🔗 TLSA / DANE#

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

🔐 DNSSEC#

201ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2414562291
Primary NS (MNAME)rodrigo.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-06 06:59:54
FieldValue
RegistrarPunktum dk A/S (direct)
Registered1997-10-02
Expires2027-07-31 (283d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
84ms
A
139ms
MX
103ms
AAAA
158ms
TXT
264ms
CAA
110ms
HTTPS
98ms
TLSA
596ms
SOA
0ms
MTA-STS
104ms
DNSSEC
201ms
SRV
140ms
Total
1784ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-02 15:52:50 1116ms 2 NS 2 A 5 MX 🔓 Insecure
2026-09-30 15:39:31 978ms 2 NS 2 A 5 MX 🔓 Insecure
2026-09-27 15:14:23 883ms 2 NS 2 A 5 MX 🔓 Insecure
2026-09-27 02:19:09 1010ms 2 NS 2 A 5 MX 🔓 Insecure
2026-09-26 01:59:37 891ms 2 NS 2 A 5 MX 🔓 Insecure
2026-09-13 09:29:35 shown 1784ms 2 NS 2 A 5 MX 🔓 Insecure
2026-07-29 12:06:21 2270ms 2 NS 2 A 5 MX 🔓 Insecure
2026-07-28 04:58:20 18388ms 2 NS 2 A 5 MX 🔓 Insecure
2026-07-13 22:48:36 9156ms 2 NS 2 A 5 MX 🔓 Insecure
2026-06-28 15:44:29 1027ms 2 NS 2 A 5 MX 🔓 Insecure
2026-06-18 06:26:10 1302ms 2 NS 2 A 5 MX 🔓 Insecure
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