t-dahl.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 1 June 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.213.125 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by dk.mx1.mailanyone.net, dk.mx2.mx25.net and 2 more. The zone is DNSSEC-signed and validates, has no DMARC policy and is reachable over IPv6. 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 |
|---|---|---|---|---|---|---|---|
| 46.30.213.125 | 3600s | webcluster2.webpod13-cph3.one.com | AS51468 | One.com A/S | 46.30.208.0/21 | 🇩🇰 Denmark | Copenhagen |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.40 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:2350:5:10b:80ed:18f8:dfce:4ed3 | 3600s | — | AS51468 | One.com A/S | 2a02:2350:0:0:0:0:0:0/32 | 🇩🇰 Denmark | Copenhagen |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| v=spf1 include:spf.protection.outlook.com include:spf.mailanyone.net -all |
| Policy | Record (t-dahl.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com include:spf.mailanyone.net -all |
| www | 46.30.213.125 2a02:2350:5:10b:80ed:18f8:dfce:4ed3 (AS51468) (address records, no CNAME) |
| www vs bare domain | Same network t-dahl.dk: 46.30.213.125 2a02:2350:5:10b:80ed:18f8:dfce:4ed3 (AS51468) www.t-dahl.dk: 46.30.213.125 2a02:2350:5:10b:80ed:18f8:dfce:4ed3 (AS51468) |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 2/10 · policy: -all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.dk.mx1.mailanyone.net | DANE-EE · Full cert · SHA-256 | 1AAAC405385DEB66C25E43D629569F6C… |
| SMTP _25._tcp.dk.mx1.mailanyone.net | DANE-EE · Full cert · SHA-256 | 443DFE296DAC92DD311766BAD0B04CC7… |
| SMTP _25._tcp.dk.mx2.mx25.net | DANE-EE · Full cert · SHA-256 | 443DFE296DAC92DD311766BAD0B04CC7… |
| SMTP _25._tcp.dk.mx2.mx25.net | DANE-EE · Full cert · SHA-256 | 1AAAC405385DEB66C25E43D629569F6C… |
| SMTP _25._tcp.dk.mx3.mailanyone.net | DANE-EE · Full cert · SHA-256 | 1AAAC405385DEB66C25E43D629569F6C… |
| SMTP _25._tcp.dk.mx3.mailanyone.net | DANE-EE · Full cert · SHA-256 | 443DFE296DAC92DD311766BAD0B04CC7… |
| SMTP _25._tcp.dk.mx4.mx25.net | DANE-EE · Full cert · SHA-256 | 1AAAC405385DEB66C25E43D629569F6C… |
| SMTP _25._tcp.dk.mx4.mx25.net | DANE-EE · Full cert · SHA-256 | 443DFE296DAC92DD311766BAD0B04CC7… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026101805 |
| 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 | 2010-06-01 |
| Expires | 2027-06-30 (250d) |
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 |
|---|---|
| farumgaardfonden.dk | DANDOMAIN A/S |
| perhenriksensfond.dk | DANDOMAIN A/S |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-18 20:03:01 shown | 1188ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-30 08:54:40 | 637ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-27 15:01:15 | 744ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-21 04:30:14 | 1586ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-14 09:14:28 | 1580ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-10 12:52:24 | 5583ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-20 03:42:41 | 8617ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-19 03:34:45 | 48391ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-26 21:12:27 | 2494ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-22 04:47:00 | 844ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-21 02:15:13 | 1050ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-19 21:53:12 | 2652ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-17 22:41:58 | 757ms | 2 NS 1 A 4 MX | 🔒 Secure |