i-dyllen.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 3 June 2004 (WHOIS) and 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.
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mail.protonmail.ch | 176.119.200.128 185.205.70.128 185.70.42.128 |
mail.protonmail.ch mail.protonmail.ch mail.protonmail.ch |
AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG |
| 20 | 3600s | mailsec.protonmail.ch | — | — | — |
| TXT Record |
|---|
| protonmail-verification=ecf47dba19d272c5380144fe2ff412bd4283eedc |
| v=spf1 include:_spf.protonmail.ch include:_custspf.one.com include:_spf.google.com ~all |
| Policy | Record (i-dyllen.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.protonmail.ch include:_custspf.one.com include:_spf.google.com ~all |
| Policy | Record (_dmarc.i-dyllen.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine |
| www | Exists, no address |
| www vs bare domain | Neither resolves i-dyllen.dk: no address www.i-dyllen.dk: no address |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 2 CDS, 1 CDNSKEY |
DNS lookups: 4/10 · 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 | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2026032401 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | Domænehajen ApS |
| Registered | 2004-06-03 |
| Expires | 2027-06-30 (248d) |
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 |
|---|---|
| louisehm.dk | Domænehajen ApS |
| sislee.dk | Domænehajen ApS |
| sissesiger.dk | Domænehajen ApS |
| skepsisse.dk | Domænehajen ApS |
| slåbrættetned.dk | Domænehajen ApS |
| smir.dk | Domænehajen ApS |
| smuktur.dk | Domænehajen ApS |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-23 21:29:22 | 1517ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-10-15 22:56:34 | 950ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-10-08 14:27:09 | 1102ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-10-02 11:19:43 | 695ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-10-02 09:18:59 | 2241ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-09-30 09:06:42 | 883ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-09-28 00:55:00 | 9581ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-09-24 16:00:39 | 819ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-09-18 15:20:48 | 988ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-09-12 16:25:58 | 981ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-09-04 05:51:24 | 897ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-08-28 13:26:23 | 1956ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-08-21 02:23:26 | 8821ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-08-14 16:39:52 | 17657ms | 2 NS 0 A 2 MX | ❓ Unknown |
| 2026-08-12 11:12:11 | 6283ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-08-11 04:10:15 | 2176ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-08-07 13:28:24 | 3390ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-07-25 18:10:06 | 5834ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-07-11 16:44:57 | 17665ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-06-25 20:07:17 shown | 1504ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-06-17 15:29:49 | 1453ms | 2 NS 0 A 2 MX | 🔒 Secure |