fahl.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 157.250.163.43 is hosted by Cibicom A/S (AS3342) in Denmark. Mail is handled by mail.protonmail.ch, mailsec.protonmail.ch and 7 more. 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 157.250.163.43 | 43200s | php74serv4.webhosting.dk | AS3342 | Cibicom A/S | 157.250.160.0/20 | 🇩🇰 Denmark | — |
| TXT Record |
|---|
| protonmail-verification=cdaf75d212cfb07dba3ae96a10b3124fdb41784c |
| v=spf1 include:_spf.protonmail.ch ~all |
| Policy | Record (fahl.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.protonmail.ch ~all |
| Policy | Record (_dmarc.fahl.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine |
| www | 157.250.163.43 (AS3342) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 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 | 76BB66711DA416433CA890A5B2E5A053… |
| SMTP _25._tcp.mailsec.protonmail.ch | DANE-EE · SPKI · SHA-256 | 6111A5698D23C89E09C36FF833C1487E… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026061401 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-14 14:57:26 | 829ms | 2 NS 1 A 9 MX | 🔒 Secure |
| 2026-10-08 00:29:54 | 627ms | 2 NS 1 A 9 MX | 🔒 Secure |
| 2026-10-03 00:10:54 | 616ms | 2 NS 1 A 9 MX | 🔒 Secure |
| 2026-09-14 12:24:44 | 1399ms | 2 NS 1 A 9 MX | 🔒 Secure |
| 2026-08-27 22:57:17 | 913ms | 2 NS 1 A 9 MX | 🔒 Secure |
| 2026-08-15 00:05:55 | 2048ms | 2 NS 1 A 9 MX | 🔒 Secure |
| 2026-07-16 16:34:50 | 9767ms | 2 NS 1 A 9 MX | 🔒 Secure |
| 2026-06-24 23:01:06 | 3137ms | 2 NS 1 A 9 MX | 🔒 Secure |
| 2026-06-22 11:13:23 shown | 995ms | 2 NS 1 A 9 MX | 🔒 Secure |
| 2026-06-17 09:11:44 | 2042ms | 2 NS 1 A 9 MX | 🔒 Secure |