mailz.dk is a .dk domain served by 3 nameservers (ns1.itwebhotel.dk, ns2.itwebhotel.dk, ns3.itwebhotel.dk). It was registered on 8 September 2008 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 87.62.127.109 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by 1686370946.pamx1.hotmail.com. The zone is not DNSSEC-signed, 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 |
|---|---|---|---|---|---|---|---|
| 87.62.127.109 | — | 0x573e7f6d.static.cust.fastspeed.dk | AS3292 | TDC Holding A/S | 87.62.0.0/15 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | — | 1686370946.pamx1.hotmail.com | 52.101.42.17 52.101.73.10 52.101.73.9 52.101.8.45 |
— — — — |
AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 87.62.127.109 |
| 🔶 Autoconfig | 87.62.127.109 |
| TXT Record |
|---|
| v=spf1 include:hotmail.com -all |
| Policy | Record (mailz.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:hotmail.com -all |
| www | 87.62.127.109 (AS3292) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| dkim | dkim._domainkey.email-od.com | RSA · ~1024 bit below 2048 bit |
DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.
DNS lookups: 2/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2025112700 |
| Primary NS (MNAME) | ns1.itwebhotel.dk |
| Responsible (RNAME) | hostmaster@mailz.dk |
| Refresh | 3600s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2008-09-08 |
| Expires | 2027-09-30 (347d) |
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 03:08:19 | 1798ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-10 22:34:19 | 1107ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-30 04:15:12 | 745ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-25 22:24:19 | 9648ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-24 22:00:21 | 5430ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-21 22:54:17 | 895ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 23:34:18 shown | 958ms | 3 NS 1 A 1 MX | 🔓 Insecure |