tdcinternetdanmark.dk is a .dk domain served by 4 nameservers (ns1.eurodns.com, ns2.eurodns.com, ns3.eurodns.com and 1 more). It was registered on 3 January 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.249.40.66 is hosted by TDC Holding A/S (AS3292) in Denmark. The zone is DNSSEC-signed and validates, 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 195.249.40.66 | 3600s | mail.mailfilter.dk | AS3292 | TDC Holding A/S | 195.249.0.0/16 | 🇩🇰 Denmark | Odense |
| TXT Record |
|---|
| v=spf1 include:_spf.mailfilter.dk -all |
| Policy | Record (tdcinternetdanmark.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:_spf.mailfilter.dk -all |
| Policy | Record (_dmarc.tdcinternetdanmark.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; sp=reject; fo=1; rua=mailto:cv1zdpyr@ag.eu.dmarcian.com; ruf=mailto:cv1zdpyr@fr.eu.dmarcian.com; |
| www | Exists, no address |
| www vs bare domain | www does not resolve (all like this) |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 1/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026072100 |
| Primary NS (MNAME) | ns1.eurodns.com |
| Responsible (RNAME) | hostmaster@eurodns.com |
| Refresh | 43200s |
| Retry | 7200s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | Eurodns S.A |
| Registered | 2001-01-03 |
| Expires | 2027-03-31 (160d) |
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 |
|---|---|---|---|
| 2026-10-16 13:18:37 | 476ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-10-15 12:30:09 | 1053ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-27 00:38:10 | 705ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-26 00:23:43 | 654ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-25 00:11:38 | 603ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-14 19:44:52 | 698ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-07 19:22:36 | 964ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-26 18:40:23 | 774ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-21 02:27:30 | 1680ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-20 01:54:09 | 1306ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-19 01:24:26 | 4426ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-06 13:26:13 | 916ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-01 14:18:01 | 926ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-07-21 12:19:34 shown | 9621ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-07-17 00:50:47 | 8730ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-07-13 07:01:17 | 812ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-27 21:15:54 | 774ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-25 06:32:09 | 770ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-24 16:13:58 | 1038ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-22 07:14:13 | 2414ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-20 18:14:40 | 816ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-18 05:48:31 | 641ms | 4 NS 1 A 0 MX | 🔒 Secure |