tns.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 24 August 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 80.240.18.34 is hosted by The Constant Company, LLC (AS20473) in Germany. Mail is handled by mail.tns.dk. 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 |
|---|---|---|---|---|---|---|---|
| 80.240.18.34 | 3600s | hes01.dsl-it.dk | AS20473 | The Constant Company, LLC | 80.240.16.0/20 | 🇩🇪 Germany | Frankfurt am Main |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mail.tns.dk | 80.240.18.34 | hes01.dsl-it.dk | AS20473 The Constant Company, LLC |
| TXT Record |
|---|
| google-site-verification=V3F9AZVXAJCyaLN2nb73PdskKLy36gjU795FfPFf_z8 |
| v=spf1 a mx ip4:80.240.18.34 -all |
| Policy | Record (tns.dk) |
|---|---|
| -all (hard fail) | v=spf1 a mx ip4:80.240.18.34 -all |
| Policy | Record (_dmarc.tns.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; pct=100; rua=mailto:dmarc@hes01.dsl-it.dk |
DNS lookups: 2/10 · 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 | 2026082406 |
| 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 | 2026-08-24 |
| Expires | 2027-08-23 (300d) |
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 |
|---|---|---|---|
| 2026-09-26 22:35:36 | 1191ms | 3 NS 0 A 0 MX | ❓ Unknown |
| 2026-09-16 22:19:35 | 3913ms | 3 NS 0 A 0 MX | ❓ Unknown |
| 2026-09-16 21:48:13 | 1460ms | 3 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-25 08:48:01 shown | 1929ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-22 18:26:56 | 1054ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-21 18:18:57 | 1144ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-20 18:12:59 | 4836ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-19 16:25:18 | 2636ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-18 16:24:37 | 2573ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-17 05:38:33 | 1081ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-15 16:11:05 | 856ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-14 09:51:50 | 825ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-12 06:53:26 | 9861ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-11 06:10:38 | 2832ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-09 19:44:41 | 8755ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-07 23:01:54 | 793ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-01 21:19:14 | 1182ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-28 08:38:37 | 11961ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-27 07:12:32 | 16663ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-26 06:42:24 | 683ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-25 06:31:45 | 27149ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-24 05:40:08 | 754ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-23 03:58:44 | 736ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-26 12:43:57 | 3288ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-24 08:54:32 | 1283ms | 2 NS 1 A 0 MX | ❓ Unknown |