mester-plus.dk is a .dk domain served by 2 nameservers (ns61.domaincontrol.com, ns62.domaincontrol.com). It was registered on 31 July 2026 (WHOIS) and first appeared in the .dk zone on 1 August 2026. Its website address 216.198.79.1 is hosted by Amazon.com, Inc. (AS16509) in United States. Mail is handled by smtp.google.com. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest 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 |
|---|---|---|---|---|---|---|---|
| 216.198.79.1 | 600s | — | AS16509 | Amazon.com, Inc. | 216.198.79.0/24 | 🇺🇸 United States | — |
| TXT Record |
|---|
| google-site-verification=x7vAv48hAF-qhYmiE8DdDu-iKddjM84CxiD6wiW9wys |
| Policy | Record (_dmarc.mester-plus.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; adkim=r; aspf=r; rua=mailto:dmarc_rua@onsecureserver.net; |
| www CNAME | mester-plus.dk (all on mester-plus.dk) → 216.198.79.1 (AS16509) |
| www vs bare domain | Same network |
| Wildcard | No |
| Selector | CNAME | Key |
|---|---|---|
| — | RSA · ~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.
| 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 | 2026080400 |
| Primary NS (MNAME) | ns61.domaincontrol.com |
| Responsible (RNAME) | dns@jomax.net |
| Refresh | 28800s |
| Retry | 7200s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | 1API GmbH |
| Registered | 2026-07-31 |
| Expires | 2027-07-30 (281d) |
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).
No other domain with this registrant in our WHOIS data yet| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-10 10:29:04 shown | 2534ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-03 21:15:36 | 744ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-26 09:39:38 | 816ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-08 13:55:40 | 1401ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-01 08:35:54 | 746ms | 2 NS 2 A 0 MX | 🔓 Insecure |