tur.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 31 January 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 178.23.177.98 is hosted by DLX A/S (AS47527) in Denmark. Mail is handled by tur-dk.mail.protection.outlook.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 |
|---|---|---|---|---|---|---|---|
| 178.23.177.98 | 34000s | — | AS47527 | DLX A/S | 178.23.176.0/21 | 🇩🇰 Denmark | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.24 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 0 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| adobe-idp-site-verification=fa55885254a19303d9740c3a1c9569deafb5039382bd41c7cded7d9fc87057c4 |
| google-site-verification=zLk5wOCd9Pv52bF6_SaY_KdYe3qFYm02dBVayIanyt0 |
| MS=ms25120807 |
| v=spf1 ip4:81.95.247.14 include:spf.protection.outlook.com include:sendgrid.net include:spf.emailsignatures365.com include:servers.mcsv.net include:iu.dk ip4:185.158.62.75 -all |
| Policy | Record (tur.dk) |
|---|---|
| -all (hard fail) | v=spf1 ip4:81.95.247.14 include:spf.protection.outlook.com include:sendgrid.net include:spf.emailsignatures365.com include:servers.mcsv.net include:iu.dk ip4:185.158.62.75 -all |
| Policy | Record (_dmarc.tur.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:dmarc@tur.dk; ruf=mailto:dmarc@tur.dk; rf=afrf; pct=100; ri=86400 |
| www CNAME | tur-dk.pages.dev (all on pages.dev) |
| www vs bare domain | Different networks tur.dk: 178.23.177.98 (AS47527) (all like this)www.tur.dk: 172.66.44.77 172.66.47.179 2606:4700:310c::ac42:2c4d 2606:4700:310c::ac42:2fb3 (AS13335) |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| k1 | dkim.mcsv.net | RSA · ~1024 bit below 2048 bit |
| s1 | s1.domainkey.u47341934.wl185.sendgrid.net | RSA · ~2048 bit |
| s2 | s2.domainkey.u47341934.wl185.sendgrid.net | RSA · ~2048 bit |
| selector2 | selector2-tur-dk._domainkey.turdk.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: 10/10 · policy: -all
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026092201 |
| 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 | 1997-01-31 |
| Expires | 2027-03-31 (163d) |
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 |
|---|---|
| eudcheck.dk | Punktum dk A/S (direct) |
| multitest.dk | Punktum dk A/S (direct) |
| tur-teori.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-29 22:58:06 shown | 1100ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-27 18:23:35 | 4634ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-23 15:45:59 | 925ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-03 17:48:12 | 973ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-24 01:40:28 | 1213ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-24 00:59:05 | 935ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-18 03:33:46 | 1102ms | 2 NS 1 A 1 MX | 🔒 Secure |