greaitsmtp.dk is a .dk domain served by 2 nameservers (luke.ns.cloudflare.com, rosalyn.ns.cloudflare.com). It was registered on 20 July 2026 (WHOIS) and first appeared in the .dk zone on 21 July 2026. Its website address 104.21.60.202 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.greaitsmtp.dk. The zone is DNSSEC-signed and validates, 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 |
|---|---|---|---|---|---|---|---|
| 104.21.60.202 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.201.69 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | mail.greaitsmtp.dk | 2a01:4f9:c011:7c0c::1 65.108.155.239 |
aapanel01.greait.cloud aapanel01.greait.cloud |
AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3034::ac43:c945 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3035::6815:3cca | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.60.202,172.67.201.69 ech=AEX+DQBBQAAgACAI/1e1Q531ZDlPMFVy7wBqyvPVI7ekYCRyE+4JDY7ZfQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::ac43:c945,2606:4700:3035::6815:3cca |
| TXT Record |
|---|
| v=spf1 mx -all |
| Policy | Record (greaitsmtp.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx -all |
| Policy | Record (_dmarc.greaitsmtp.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:6b847c4cafb54c0f92ed28d450e83ea5@dmarc-reports.cloudflare.net |
| Check | Result |
|---|---|
| Status | ⚠️ Invalid |
| TXT record (_mta-sts) | ✓ Found |
| HTTPS policy | ✗ Missing / invalid |
| Policy ID | 20260721 |
| Policy MX | — |
| www | 104.21.60.202 172.67.201.69 2a06:98c1:3120::1 2a06:98c1:3121::1 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network greaitsmtp.dk: 104.21.60.202 172.67.201.69 2606:4700:3034::ac43:c945 2606:4700:3035::6815:3cca (AS13335) www.greaitsmtp.dk: 104.21.60.202 172.67.201.69 2a06:98c1:3120::1 2a06:98c1:3121::1 (AS13335) |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| default | — | RSA · ~1024 bit below 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: 1/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2415578536 |
| Primary NS (MNAME) | luke.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Greait |
| Registered | 2026-07-20 |
| Expires | 2027-07-19 (273d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-03 12:59:36 | 739ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-10-01 19:39:31 | 1488ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-23 17:47:02 shown | 3183ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-11 05:17:05 | 1304ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-16 04:58:15 | 1126ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-07-22 19:50:06 | 1258ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-07-21 08:40:46 | 1830ms | 2 NS 0 A 1 MX | 🔒 Secure |