sertronics.dk is a .dk domain served by 3 nameservers (ns.hostpoint.ch, ns2.hostpoint.ch, ns3.hostpoint.ch). It was registered on 28 November 2014 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 217.26.63.20 is hosted by Hostpoint AG (AS29097) in Switzerland. The zone is not DNSSEC-signed, has no 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 |
|---|---|---|---|---|---|---|---|
| 217.26.63.20 | 300s | wtredirect.hostpoint.ch | AS29097 | Hostpoint AG | 217.26.48.0/20 | 🇨🇭 Switzerland | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 217.26.63.20 |
| 🔶 Autoconfig | 217.26.63.20 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a00:d70:0:a::400 | 300s | wtredirect.hostpoint.ch | AS29097 | Hostpoint AG | 2a00:d70:0:0:0:0:0:0/32 | 🇨🇭 Switzerland | — |
| TXT Record |
|---|
| v=spf1 redirect=spf-permissive.mail.hostpoint.ch |
| Policy | Record (sertronics.dk) |
|---|---|
| redirect=spf-permissive.mail.hostpoint.ch | v=spf1 redirect=spf-permissive.mail.hostpoint.ch |
| www | 217.26.63.20 2a00:d70:0:a::400 (AS29097) (address records, no CNAME) |
| www vs bare domain | Same network sertronics.dk: 217.26.63.20 2a00:d70:0:a::400 (AS29097) www.sertronics.dk: 217.26.63.20 2a00:d70:0:a::400 (AS29097) |
| Wildcard | Yes: any name under the zone resolves |
DNS lookups: 2/10 · policy: ?all
| 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 | 1781740800 |
| Primary NS (MNAME) | ns.hostpoint.ch |
| Responsible (RNAME) | hostmaster@hostpoint.ch |
| Refresh | 86400s |
| Retry | 7200s |
| Expire | 3628800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | ASCIO TECHNOLOGIES, CORP. DANMARK - FILIAL AF ASCIO TECHNOLOGIES, CORP. CANADA |
| Registered | 2014-11-28 |
| Expires | 2026-11-30 (44d) |
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).
No other domain with this registrant in our WHOIS data yet| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-15 17:41:15 | 781ms | 3 NS 1 A 0 MX | 🔓 Insecure |
| 2026-10-08 06:56:28 | 1219ms | 3 NS 1 A 0 MX | 🔓 Insecure |
| 2026-10-02 00:08:41 | 728ms | 3 NS 1 A 0 MX | 🔓 Insecure |
| 2026-09-24 22:39:25 | 1202ms | 3 NS 1 A 0 MX | 🔓 Insecure |
| 2026-09-22 15:20:14 | 1742ms | 3 NS 1 A 0 MX | 🔓 Insecure |
| 2026-09-16 15:21:22 | 2121ms | 3 NS 1 A 0 MX | 🔓 Insecure |
| 2026-09-04 04:32:50 | 1125ms | 3 NS 1 A 0 MX | 🔓 Insecure |
| 2026-08-28 06:18:28 | 2743ms | 3 NS 1 A 0 MX | 🔓 Insecure |
| 2026-08-27 14:31:18 | 1031ms | 3 NS 1 A 0 MX | 🔓 Insecure |
| 2026-08-20 20:43:48 | 1313ms | 3 NS 1 A 0 MX | 🔓 Insecure |
| 2026-08-13 04:48:14 | 2898ms | 3 NS 1 A 0 MX | 🔓 Insecure |
| 2026-08-06 12:47:51 | 8744ms | 3 NS 1 A 0 MX | 🔓 Insecure |
| 2026-07-23 18:56:24 | 1016ms | 3 NS 1 A 0 MX | 🔓 Insecure |
| 2026-07-16 13:48:43 | 959ms | 3 NS 1 A 0 MX | 🔓 Insecure |
| 2026-07-09 21:09:31 | 9700ms | 3 NS 1 A 0 MX | 🔓 Insecure |
| 2026-07-03 20:34:45 | 3205ms | 3 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-25 19:24:06 | 922ms | 3 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-21 04:19:37 | 716ms | 3 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-18 14:58:30 shown | 3409ms | 3 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-17 13:52:32 | 1474ms | 3 NS 1 A 0 MX | 🔓 Insecure |