ac-tech.dk is a .dk domain served by 5 nameservers (ns1pri.webhosting.dk, ns2.mywebtonet.com, ns2.webhosting.dk and 2 more). It was registered on 31 July 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 93.165.248.139 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by webhotel31.webhosting.dk. 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 |
|---|---|---|---|---|---|---|---|
| 93.165.248.139 | 3600s | 0x5da5f88b.static.cust.fastspeed.dk | AS3292 | TDC Holding A/S | 93.165.128.0/17 | 🇩🇰 Denmark | Aarhus |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | webhotel31.webhosting.dk | 157.250.160.51 | webhotel31.webhosting.dk | AS3342 Cibicom A/S |
| TXT Record |
|---|
| MS=2026C78F085919E0629A00B43210C99CEFB7959D |
| v=spf1 ip4:93.165.248.139 include:webhotel31.webhosting.dk -all |
| Policy | Record (ac-tech.dk) |
|---|---|
| -all (hard fail) | v=spf1 ip4:93.165.248.139 include:webhotel31.webhosting.dk -all |
| Policy | Record (_dmarc.ac-tech.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1;p=none; |
| www | 93.165.248.139 (AS3292) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 2/10 · policy: -all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.webhotel31.webhosting.dk | DANE-TA · SPKI · SHA-256 | FA4EFC305AA17A4FEEE8B29B2DAA8847… |
| SMTP _25._tcp.webhotel31.webhosting.dk | DANE-EE · SPKI · SHA-256 | FA4EFC305AA17A4FEEE8B29B2DAA8847… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 3202101038 |
| Primary NS (MNAME) | ns1pri.webhosting.dk |
| Responsible (RNAME) | hostmaster@webhosting.dk |
| Refresh | 21600s |
| Retry | 3602s |
| Expire | 14515200s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2010-07-31 |
| Expires | 2027-07-31 (285d) |
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 |
|---|---|
| billig-cctv.dk | Punktum dk A/S (direct) |
| billigcctv.dk | Punktum dk A/S (direct) |
| smart-cctv.dk | Punktum dk A/S (direct) |
| smartcctv.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-02 12:18:45 | 490ms | 5 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-24 11:22:40 | 611ms | 5 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-04 15:46:11 | 5446ms | 5 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-03 01:23:08 shown | 1068ms | 5 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-26 03:31:45 | 871ms | 5 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-16 13:17:21 | 781ms | 5 NS 1 A 1 MX | 🔒 Secure |