argument.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 2 July 2012 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 176.20.24.237 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by argument-dk.mail.protection.outlook.com. 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 |
|---|---|---|---|---|---|---|---|
| 176.20.24.237 | 3600s | — | AS3292 | TDC Holding A/S | 176.20.0.0/17 | 🇩🇰 Denmark | Hellerup |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.149.136 |
| TXT Record |
|---|
| MS=ms70111331 |
| v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (argument.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (_dmarc.argument.dk) |
|---|---|
| p=quarantine | v=DMARC1;p=quarantine;rua=mailto:d5afdabe4a@rua.easydmarc.eu;ruf=mailto:d5afdabe4a@ruf.easydmarc.eu;fo=1; |
| www | 176.20.24.237 (AS3292) (address records, no CNAME) |
| 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 | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026100703 |
| 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 | 2012-07-02 |
| Expires | 2027-07-31 (286d) |
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 |
|---|---|---|---|
| 2026-10-15 13:33:56 | 1475ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-08 00:17:22 shown | 1854ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-07 00:11:08 | 1464ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 22:10:54 | 521ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-30 07:58:06 | 478ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-23 19:13:16 | 817ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-17 22:00:53 | 1200ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-14 08:15:28 | 7953ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-23 01:09:24 | 714ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-21 23:36:46 | 590ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-20 06:23:20 | 681ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-16 13:39:25 | 616ms | 2 NS 1 A 1 MX | 🔒 Secure |