alderslyst-electro.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 19 May 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.47.247.18 is hosted by One.com A/S (AS51468). Mail is handled by smtp1.spamfilteronline.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest 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 |
|---|---|---|---|---|---|---|---|
| 195.47.247.18 | 3600s | one.com.webforward.g1i.one | AS51468 | One.com A/S | 195.47.247.0/24 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 5 | 1440s | smtp1.spamfilteronline.com | 94.18.239.13 | smtp1.spamfilteronline.com | AS31027 GlobalConnect A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 195.47.247.18 |
| 🔶 Autoconfig | 195.47.247.18 |
| Policy | Record (_dmarc.alderslyst-electro.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; pct=100; rua=mailto:dmarc@alderslyst-electro.dk; ruf=mailto:reports@alderslyst-electro.dk; fo=1 |
| www | 195.47.247.18 (AS51468) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| mail._domainkey.decentra.net | RSA · ~1024 bit below 2048 bit |
DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026100601 |
| 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 | Punktum dk A/S (direct) |
| Registered | 2020-05-19 |
| Expires | 2028-05-31 (590d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-07 02:08:21 shown | 1626ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-01 23:05:12 | 1990ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-20 21:41:07 | 845ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-13 18:29:42 | 8576ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-26 06:00:32 | 8763ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-01 23:34:57 | 689ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-16 13:22:23 | 653ms | 2 NS 1 A 1 MX | 🔒 Secure |