teknotherm.dk is a .dk domain served by 2 nameservers (ns1.halden.net, ns2.halden.net). It was registered on 14 November 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 217.171.192.197 is hosted by Monsternett AS (AS201577) in Norway. Mail is handled by teknotherm-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns1.halden.net | 194.69.214.10 | ns1.halden.net | AS29695 Lyse Tele |
| ns2.halden.net | 193.93.128.33 | — | AS203238 Viken Fiber AS |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 217.171.192.197 | — | wp.monsternett.no | AS201577 | Monsternett AS | 217.171.192.0/20 | 🇳🇴 Norway | Halden |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.179.56 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (teknotherm.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (_dmarc.teknotherm.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine |
| www | 194.69.214.110 (AS29695) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Selector | CNAME | Key |
|---|---|---|
| selector2 | selector2-teknotherm-dk._domainkey.teknothermmarine.onmicrosoft.com | 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.
DNS lookups: 1/10 · policy: -all
No problems found| 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 | 2019082005 |
| Primary NS (MNAME) | ns1.halden.net |
| Responsible (RNAME) | hostmaster@halden.net |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 38400s |
| Field | Value |
|---|---|
| Registrar | Domeneshop AS |
| Registered | 2017-11-14 |
| Expires | 2027-11-30 (404d) |
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 |
|---|---|---|---|
| 2026-09-21 00:27:14 | 3712ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-28 00:53:24 | 3058ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-23 09:54:07 | 5188ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-22 14:50:42 | 921ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-20 19:14:49 | 1518ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-18 08:07:14 shown | 1285ms | 2 NS 1 A 1 MX | 🔓 Insecure |