contool.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 26 June 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 80.63.220.214 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by mx01.dansknet.dk. 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns01.one.com | — | — | — |
| ns02.one.com | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 80.63.220.214 | — | 214.220.63.80.customer.static.mhhosting.dk | AS3292 | TDC Holding A/S | 80.62.0.0/15 | 🇩🇰 Denmark | Ejby |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | — | mx01.dansknet.dk | 85.233.225.7 | mx01.dansknet.dk | AS35158 DanskNet A/S |
| TXT Record |
|---|
| v=spf1 include:sendgrid.net ip4:85.233.225.5 ip4:85.233.232.39 ip4:94.231.103.17 a:mail-wr1-f73.google.com -all |
| Policy | Record (contool.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:sendgrid.net ip4:85.233.225.5 ip4:85.233.232.39 ip4:94.231.103.17 a:mail-wr1-f73.google.com -all |
| www | 80.63.220.214 (AS3292) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 3/10 · 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 | 2026032401 |
| 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 | 2005-06-26 |
| Expires | 2027-06-30 (254d) |
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 |
|---|---|---|---|
| 2026-10-09 15:36:38 | 1322ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-08 12:38:40 | 965ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-07 12:04:08 | 540ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-01 10:35:50 | 2247ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-26 09:46:55 | 613ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-23 14:44:58 | 770ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-27 06:37:55 | 605ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-29 22:20:23 | 4770ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-22 17:08:55 | 817ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-22 04:56:30 | 1106ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-16 22:10:10 shown | 915ms | 2 NS 1 A 1 MX | 🔒 Secure |