tlsportal.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 5 February 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 91.189.201.106 is hosted by Netvaerkssmeden (AS42638) in Denmark. Mail is handled by tlsportal-dk.mail.protection.outlook.com, tlsportal-dk.mx1.comendosystems.com and 1 more. The zone is not DNSSEC-signed, has no 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 |
|---|---|---|---|---|---|---|---|
| 91.189.201.106 | 3600s | — | AS42638 | Netvaerkssmeden | 91.189.200.0/21 | 🇩🇰 Denmark | Glostrup Municipality |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.56 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 0 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| MS=ms17371000 |
| v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (tlsportal.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com -all |
| www CNAME | tlsportal.dk (all on tlsportal.dk) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
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 | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2026092001 |
| 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 | ASCIO TECHNOLOGIES, CORP. DANMARK - FILIAL AF ASCIO TECHNOLOGIES, CORP. CANADA |
| Registered | 2016-02-05 |
| Expires | 2027-02-28 (133d) |
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).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 14:00:01 shown | 4752ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-27 07:27:38 | 4644ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-23 20:39:39 | 2070ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-04 21:37:19 | 2869ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-28 14:58:56 | 2681ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-27 23:13:41 | 1062ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-21 12:06:06 | 2044ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-21 04:28:11 | 1057ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-19 17:02:40 | 2023ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-17 19:24:57 | 1084ms | 2 NS 1 A 3 MX | 🔓 Insecure |