sp-rd.dk is a .dk domain served by 2 nameservers (tosana.ns.cloudflare.com, veda.ns.cloudflare.com). It was registered on 5 March 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.66.190 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by sprd-dk0e.mail.protection.outlook.com. 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.66.190 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.163.120 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 104.21.66.190 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3033::6815:42be | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3036::ac43:a378 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.66.190,172.67.163.120 ech=AEX+DQBBYQAgACB1g512y2Qo+zK/DVU+Nf1cVQGlBML7X0kSaJ/ubHIsNgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:42be,2606:4700:3036::ac43:a378 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | _dc-srv.2cf7ef0c3f7e._sipfederationtls._tcp.sp-rd.dk |
| TXT Record |
|---|
| spg-website.azurewebsites.net |
| v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (sp-rd.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com -all |
| www | 104.21.66.190 172.67.163.120 2a06:98c1:3120::1 2a06:98c1:3121::1 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network sp-rd.dk: 104.21.66.190 172.67.163.120 2a06:98c1:3120::1 2a06:98c1:3121::1 (AS13335) www.sp-rd.dk: 104.21.66.190 172.67.163.120 2a06:98c1:3120::1 2a06:98c1:3121::1 (AS13335) |
| Wildcard | No |
DNS lookups: 1/10 · policy: -all
No problems found| 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 | 2416019908 |
| Primary NS (MNAME) | tosana.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | InterNetX GmbH |
| Registered | 2005-03-05 |
| Expires | 2027-03-31 (162d) |
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).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-13 12:23:23 | 1068ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-28 07:22:43 shown | 1663ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-27 07:08:05 | 1054ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-26 06:53:31 | 1649ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-28 09:54:19 | 3851ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-14 11:28:17 | 17533ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-01 01:18:26 | 1641ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-23 02:35:14 | 2296ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-21 10:55:29 | 2417ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-21 00:46:51 | 1446ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-20 23:54:54 | 1127ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 13:33:28 | 3147ms | 2 NS 2 A 1 MX | 🔓 Insecure |