gemstone.dk is a .dk domain served by 2 nameservers (gordon.ns.cloudflare.com, vita.ns.cloudflare.com). It was registered on 6 February 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.29.44 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.gemstone.dk, mxbackup1.svrsh.com and 1 more. 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 |
|---|---|---|---|---|---|---|---|
| 104.21.29.44 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.148.95 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | mail.gemstone.dk | 178.63.23.233 | giulia.svrsh.com | AS24940 Hetzner Online GmbH |
| 40 | 300s | mxbackup1.svrsh.com | 95.217.155.26 | mxfire1.svrsh.com | AS24940 Hetzner Online GmbH |
| 50 | 300s | mxbackup2.svrsh.com | 85.235.153.97 | mxfire2.svrsh.com | AS31034 Aruba S.p.A. |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 178.63.23.233 |
| 🔶 Autoconfig | 178.63.23.233 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3035::6815:1d2c | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3035::ac43:945f | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.29.44,172.67.148.95 ech=AEX+DQBBpQAgACB74sCEYPixbPFw+/Ii92mJgRaYxnUdgIPLTGQ2oQtBCgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:1d2c,2606:4700:3035::ac43:945f |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 0 | 0 | 443 | cpanelemaildiscovery.cpanel.net |
| TXT Record |
|---|
| v=spf1 +a +mx +ip4:178.63.23.233 include:_spf.svrsh.com ~all |
| Policy | Record (gemstone.dk) |
|---|---|
| ~all (soft fail) | v=spf1 +a +mx +ip4:178.63.23.233 include:_spf.svrsh.com ~all |
| Policy | Record (_dmarc.gemstone.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; |
| www | 104.21.29.44 172.67.148.95 2606:4700:3035::6815:1d2c 2606:4700:3035::ac43:945f (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network gemstone.dk: 104.21.29.44 172.67.148.95 2606:4700:3035::6815:1d2c 2606:4700:3035::ac43:945f (AS13335) www.gemstone.dk: 104.21.29.44 172.67.148.95 2606:4700:3035::6815:1d2c 2606:4700:3035::ac43:945f (AS13335) |
| Wildcard | Yes: any name under the zone resolves |
| Selector | CNAME | Key |
|---|---|---|
| default | — | 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.
DNS lookups: 3/10 · policy: ~all
No problems found| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.gemstone.dk | DLc5Cc_ER3TiCscso99QWc3rKwwlbPaUOykPpIT5BaY |
| TXT | _acme-challenge.gemstone.dk | FOIpymDDCLGwtDVuHtgE0mnrhN7DjUA6S9Bu8t7jn-c |
| TXT | _acme-challenge.gemstone.dk | cUv5UvlE3ZlhRzdMqKA_cVp-emacdOZXXvKGuvGHtJA |
| 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 | 2415164620 |
| Primary NS (MNAME) | gordon.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2017-02-06 |
| Expires | 2030-02-28 (1227d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-06 23:16:40 | 696ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-29 21:03:10 | 1319ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-26 11:53:12 | 1202ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-20 21:31:17 | 1180ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-18 13:37:53 shown | 2315ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-11 10:54:24 | 2112ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-03 13:04:52 | 10203ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-08-31 20:12:39 | 808ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-08-27 17:45:39 | 659ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-08-09 20:59:04 | 3847ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-07-21 05:49:12 | 9390ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-06-22 12:01:33 | 1189ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-06-20 20:01:01 | 927ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-06-17 10:09:50 | 3052ms | 2 NS 2 A 3 MX | 🔓 Insecure |