frs-syltfaehre.dk is a .dk domain served by 2 nameservers (clyde.ns.cloudflare.com, vera.ns.cloudflare.com). It was registered on 18 November 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.38.178 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by .. 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 |
|---|---|---|---|---|---|---|---|
| 104.21.38.178 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.137.29 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | . Null MX — domain accepts no email (RFC 7505) | |||
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3032::6815:26b2 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3035::ac43:891d | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.38.178,172.67.137.29 ech=AEX+DQBB0QAgACCOc/xRH/NTFhuF0DEnLXqIhqpicx2hEG2PH+1sm1RAdgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:26b2,2606:4700:3035::ac43:891d |
| TXT Record |
|---|
| v=spf1 -all |
| Policy | Record (frs-syltfaehre.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.frs-syltfaehre.dk) |
|---|---|
| p=reject | v=DMARC1;p=reject;sp=reject;adkim=s;aspf=s |
| www | 104.21.38.178 172.67.137.29 2606:4700:3032::6815:26b2 2606:4700:3035::ac43:891d (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network frs-syltfaehre.dk: 104.21.38.178 172.67.137.29 2606:4700:3032::6815:26b2 2606:4700:3035::ac43:891d (AS13335) www.frs-syltfaehre.dk: 104.21.38.178 172.67.137.29 2606:4700:3032::6815:26b2 2606:4700:3035::ac43:891d (AS13335) |
| Wildcard | No |
DNS lookups: 0/10 · policy: -all
No problems found| 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 | 2415016421 |
| Primary NS (MNAME) | clyde.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | InterNetX GmbH |
| Registered | 2020-11-18 |
| Expires | 2026-11-30 (34d) |
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).
| Domain | Registrar |
|---|---|
| frssyltfaehre.dk | InterNetX GmbH |
| sylt-express.dk | InterNetX GmbH |
| sylt-faehre.dk | InterNetX GmbH |
| sylt-faerge.dk | InterNetX GmbH |
| syltfaehre.dk | InterNetX GmbH |
| syltfaerge.dk | InterNetX GmbH |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-25 12:23:12 | 536ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-19 14:24:30 shown | 1353ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-26 12:06:18 | 542ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-24 15:18:21 | 2828ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-23 15:05:28 | 3751ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-19 08:49:10 | 9545ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-27 04:42:56 | 1480ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-17 09:18:54 | 2930ms | 2 NS 2 A 0 MX | 🔓 Insecure |