rapids.dk is a .dk domain served by 2 nameservers (houston.ns.cloudflare.com, jule.ns.cloudflare.com). It was registered on 26 November 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.82.154 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.sagatek.dk. The zone is not DNSSEC-signed, publishes a 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.82.154 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.158.239 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | mail.sagatek.dk | 204.44.103.104 | mail.sagatek.dk | AS36352 HostPapa |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 172.67.158.239 |
| 🔶 Autoconfig | 104.21.82.154 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3035::6815:529a | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3036::ac43:9eef | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.82.154,172.67.158.239 ech=AEX+DQBBbwAgACCUju9HD7ooYiI/3ezo3qlQlp+Nhq11z8cRhEvPItDjSAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:529a,2606:4700:3036::ac43:9eef |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 10 | 1 | 443 | mail.sagatek.dk |
| _imaps._tcp | 10 | 1 | 993 | mail.sagatek.dk |
| TXT Record |
|---|
| v=spf1 mx a:mail.sagatek.dk ~all |
| Policy | Record (rapids.dk) |
|---|---|
| ~all (soft fail) | v=spf1 mx a:mail.sagatek.dk ~all |
| Policy | Record (_dmarc.rapids.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:admin@sagatek.dk; ruf=mailto:admin@sagatek.dk; adkim=s; aspf=s |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves rapids.dk: no address www.rapids.dk: no address |
| Wildcard | No |
DNS lookups: 2/10 · policy: ~all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mail.sagatek.dk | DANE-TA · SPKI · SHA-256 | 0B9FA5A59EED715C26C1020C711B4F6E… |
| SMTP _25._tcp.mail.sagatek.dk | DANE-TA · SPKI · SHA-256 | 762195C225586EE6C0237456E2107DC5… |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2413718451 |
| Primary NS (MNAME) | houston.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2025-11-26 |
| Expires | 2026-11-25 (30d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-15 03:38:15 | 1851ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-10-14 02:20:58 | 382ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-30 09:29:20 | 413ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-26 04:55:52 | 434ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-15 02:35:17 shown | 730ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-08 22:00:35 | 2075ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-17 01:39:53 | 4290ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-14 17:14:11 | 1069ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-04 16:28:07 | 3687ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-17 20:49:32 | 873ms | 2 NS 2 A 1 MX | 🔓 Insecure |