rollcall.dk is a .dk domain served by 2 nameservers (lisa.ns.cloudflare.com, rick.ns.cloudflare.com). It was registered on 17 November 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.28.253 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 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 |
|---|---|---|---|---|---|---|---|
| 104.21.28.253 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.147.240 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3033::6815:1cfd | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3036::ac43:93f0 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.28.253,172.67.147.240 ech=AEX+DQBBbgAgACDMXTfKpZqwqGkOdYz6sNcNzkV86QsvnUWmtDwc24PKMQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:1cfd,2606:4700:3036::ac43:93f0 |
| www | NXDOMAIN |
| www vs bare domain | www does not resolve (all like this) |
| Wildcard | No |
| 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 | 2404755563 |
| Primary NS (MNAME) | lisa.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | dns.services ApS |
| Registered | 2017-11-17 |
| Expires | 2026-11-30 (41d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 18:24:39 | 905ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-23 21:17:11 | 2431ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-22 20:39:39 | 1276ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-18 19:27:01 | 753ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-16 17:48:28 | 646ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-29 11:11:43 | 1485ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-07-19 13:05:00 | 9503ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-30 16:02:34 | 855ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-27 16:36:15 shown | 1962ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-27 11:42:22 | 694ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-23 00:41:14 | 1162ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-20 01:30:00 | 1316ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-20 00:50:26 | 1228ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-17 11:31:52 | 777ms | 2 NS 2 A 0 MX | 🔓 Insecure |