teldex.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 7 August 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 87.104.220.88 is hosted by TDC Holding A/S (AS3292) in Denmark. The zone is DNSSEC-signed and validates, has no 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 |
|---|---|---|---|---|---|---|---|
| 87.104.220.88 | — | — | AS3292 | TDC Holding A/S | 87.104.192.0/19 | 🇩🇰 Denmark | — |
| www | 94.231.103.100 (AS48854) (address records, no CNAME) |
| www vs bare domain | Different networks (all like this) |
| Wildcard | No |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2021062004 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2017-08-07 |
| Expires | 2027-08-31 (317d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-08 22:55:15 | 303ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-10-01 17:18:03 | 374ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-30 17:02:15 | 486ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-26 09:31:26 | 624ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-17 21:50:57 shown | 548ms | 4 NS 1 A 0 MX | 🔒 Secure |