ootsoftware.dk is a .dk domain served by 2 nameservers (cleo.ns.cloudflare.com, liv.ns.cloudflare.com). It was registered on 2 September 2026 (WHOIS) and first appeared in the .dk zone on 3 September 2026. Its website address 104.21.28.3 is hosted by Cloudflare, Inc. (AS13335). The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. Below are all of its DNS records from our latest 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 |
|---|---|---|---|---|---|---|---|
| 104.21.28.3 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.170.28 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3032::6815:1c03 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3032::ac43:aa1c | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.28.3,172.67.170.28 ech=AEX+DQBBXwAgACBiPpvmkbP5gP6beqvBLfSBqNrylzjqcdewA7SoG0pnGwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:1c03,2606:4700:3032::ac43:aa1c |
| www | NXDOMAIN |
| www vs bare domain | www does not resolve ootsoftware.dk: 104.21.28.3 172.67.170.28 2606:4700:3032::6815:1c03 2606:4700:3032::ac43:aa1c (AS13335) (all like this)www.ootsoftware.dk: no address |
| Wildcard | No |
| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.ootsoftware.dk | 2AehTZvuBkGm5uW09mfUB3HoLxn9pVbAN8Bw7n4BbHs |
| TXT | _acme-challenge.ootsoftware.dk | QqOX1PC_8S1K2NHpvtlaC3oWygdB5l6xVr7q62KM9I8 |
| 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 | 2418457914 |
| Primary NS (MNAME) | cleo.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 | 2026-09-02 |
| Expires | 2027-09-01 (309d) |
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).
No other domain with this registrant in our WHOIS data yet| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-26 18:46:29 shown | 437ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-10-25 15:03:12 | 373ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-10-24 13:15:23 | 1109ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-10-04 19:32:16 | 955ms | 3 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-03 08:58:10 | 452ms | 3 NS 0 A 0 MX | 🔒 Secure |