lystroem.dk is a .dk domain served by 2 nameservers (ns1.desec.io, ns2.desec.org). It was registered on 13 May 2008 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.199.111.153 is hosted by Fastly, Inc. (AS54113) in United States. Mail is handled by mail.protonmail.ch, mailsec.protonmail.ch. 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.
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:50c0:8003::153 | 3600s | — | AS54113 | Fastly, Inc. | 2606:50c0:8000::/46 | 🇺🇸 United States | — |
| 2606:50c0:8000::153 | 3600s | — | AS54113 | Fastly, Inc. | 2606:50c0:8000::/46 | 🇺🇸 United States | — |
| 2606:50c0:8001::153 | 3600s | — | AS54113 | Fastly, Inc. | 2606:50c0:8000::/46 | 🇺🇸 United States | — |
| 2606:50c0:8002::153 | 3600s | — | AS54113 | Fastly, Inc. | 2606:50c0:8000::/46 | 🇺🇸 United States | — |
| TXT Record |
|---|
| jsks6hlb57sjjlvk18xxfrv4w6j7gn3j |
| protonmail-verification=9811ea383db59be2a1e11858e956ae796490f251 |
| v=spf1 include:_spf.protonmail.ch ~all |
| Policy | Record (lystroem.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.protonmail.ch ~all |
| Policy | Record (_dmarc.lystroem.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine |
| www CNAME | ondfisk.github.io (all on github.io) |
| www vs bare domain | Same network lystroem.dk: 185.199.108.153 185.199.109.153 185.199.110.153 185.199.111.153 (AS54113) www.lystroem.dk: 185.199.108.153 185.199.109.153 185.199.110.153 185.199.111.153 (AS54113) |
| 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: 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 | fully validated |
| Key type | Algorithm | Public key |
|---|---|---|
| KSK | ECDSA P-256/SHA-256 | exsMbQ6HSKaKKRSTdO/kLllqYMhUf1Dj0l8OGwsw… |
| Field | Value |
|---|---|
| Serial | 2025044180 |
| Primary NS (MNAME) | get.desec.io |
| Responsible (RNAME) | get@desec.io |
| Refresh | 86400s |
| Retry | 3600s |
| Expire | 2419200s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2008-05-13 |
| Expires | 2027-05-31 (225d) |
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 |
|---|---|
| piratbugten.dk | Punktum dk A/S (direct) |
| teglgarden.dk | Punktum dk A/S (direct) |
| teglgården.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-15 18:08:14 | 2425ms | 2 NS 4 A 2 MX | 🔒 Secure |
| 2026-10-08 10:11:44 | 2232ms | 2 NS 4 A 2 MX | 🔒 Secure |
| 2026-10-02 02:23:52 | 2780ms | 2 NS 4 A 2 MX | 🔒 Secure |
| 2026-09-25 00:53:27 | 832ms | 2 NS 4 A 2 MX | 🔒 Secure |
| 2026-09-24 21:44:51 | 1055ms | 2 NS 4 A 2 MX | 🔒 Secure |
| 2026-09-18 13:04:51 | 1104ms | 2 NS 4 A 2 MX | 🔒 Secure |
| 2026-09-11 18:52:02 | 1450ms | 2 NS 4 A 2 MX | 🔒 Secure |
| 2026-09-04 17:21:13 shown | 9554ms | 2 NS 4 A 2 MX | 🔒 Secure |
| 2026-08-27 10:07:49 | 1028ms | 2 NS 4 A 2 MX | 🔒 Secure |
| 2026-08-27 05:22:39 | 3263ms | 2 NS 4 A 2 MX | 🔒 Secure |
| 2026-08-20 06:49:27 | 6480ms | 2 NS 4 A 2 MX | 🔒 Secure |
| 2026-08-13 09:49:29 | 3347ms | 2 NS 4 A 2 MX | 🔒 Secure |
| 2026-08-08 05:13:26 | 1485ms | 2 NS 4 A 2 MX | 🔒 Secure |
| 2026-07-31 19:06:52 | 1291ms | 2 NS 4 A 2 MX | 🔒 Secure |
| 2026-07-23 07:16:09 | 1121ms | 2 NS 4 A 2 MX | 🔒 Secure |
| 2026-07-16 10:38:57 | 1869ms | 2 NS 4 A 2 MX | 🔒 Secure |
| 2026-07-10 03:23:17 | 1685ms | 2 NS 4 A 2 MX | 🔒 Secure |
| 2026-07-03 14:34:40 | 789ms | 2 NS 4 A 2 MX | 🔒 Secure |
| 2026-06-28 16:41:51 | 1113ms | 2 NS 4 A 2 MX | 🔒 Secure |
| 2026-06-25 02:56:04 | 1063ms | 2 NS 4 A 2 MX | 🔒 Secure |
| 2026-06-21 20:41:30 | 874ms | 2 NS 4 A 2 MX | 🔒 Secure |
| 2026-06-18 04:49:38 | 1231ms | 2 NS 4 A 2 MX | 🔒 Secure |