fruchristoff.dk is a .dk domain served by 2 nameservers (george.ns.cloudflare.com, karsyn.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mail.protonmail.ch, mailsec.protonmail.ch. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. 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.
| TXT Record |
|---|
| protonmail-verification=4c9a1b530af875641e28f47b30e784e6032680f0 |
| v=spf1 include:_spf.protonmail.ch ~all |
| Policy | Record (fruchristoff.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.protonmail.ch ~all |
| Policy | Record (_dmarc.fruchristoff.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine |
| www | Exists, no address |
| www vs bare domain | Neither resolves fruchristoff.dk: no address www.fruchristoff.dk: no address |
| 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 |
DNS lookups: 2/10 · policy: ~all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mail.protonmail.ch | DANE-EE · SPKI · SHA-256 | 6111A5698D23C89E09C36FF833C1487E… |
| SMTP _25._tcp.mail.protonmail.ch | DANE-EE · SPKI · SHA-256 | 76BB66711DA416433CA890A5B2E5A053… |
| SMTP _25._tcp.mailsec.protonmail.ch | DANE-EE · SPKI · SHA-256 | 6111A5698D23C89E09C36FF833C1487E… |
| SMTP _25._tcp.mailsec.protonmail.ch | DANE-EE · SPKI · SHA-256 | 76BB66711DA416433CA890A5B2E5A053… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2406709379 |
| Primary NS (MNAME) | george.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-08 18:04:39 | 920ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-09-26 14:51:44 | 2504ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-09-22 13:36:10 | 1411ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-09-18 14:24:50 | 1119ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-08-25 22:10:45 | 731ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-08-21 20:20:44 | 2272ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-08-18 17:48:00 | 1498ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-08-17 14:32:28 | 1454ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-07-30 12:11:06 | 2535ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-07-25 07:45:54 | 3352ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-07-04 15:24:12 | 1235ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-06-29 00:55:11 shown | 1095ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-06-17 09:45:31 | 808ms | 2 NS 0 A 2 MX | 🔒 Secure |