mara.dk is a .dk domain served by 2 nameservers (virginia.ns.cloudflare.com, yichun.ns.cloudflare.com). It was registered on 6 January 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mail.tutanota.de. 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.
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | mail.tutanota.de | 185.205.69.211 185.205.69.213 185.205.69.214 |
mail.w11.tutanota.de mail.w13.tutanota.de mail.w14.tutanota.de |
AS210909 Tutao GmbH AS210909 Tutao GmbH AS210909 Tutao GmbH |
| TXT Record |
|---|
| t-verify=cbf0332e687173626a900e73142ac05d |
| v=spf1 include:spf.tutanota.de -all |
| Policy | Record (mara.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.tutanota.de -all |
| Policy | Record (_dmarc.mara.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; adkim=s |
| Check | Result |
|---|---|
| Status | 🔒 Enforce |
| TXT record (_mta-sts) | ✓ Found |
| HTTPS policy | ✓ Valid |
| Mode | enforce |
| Policy ID | 20190723 |
| max_age | 86400s |
| Policy MX | mail.tutanota.de |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves mara.dk: no address www.mara.dk: no address |
| Wildcard | No |
| Selector | CNAME | Key |
|---|---|---|
| s1 | s1.domainkey.tutanota.de | RSA · ~2048 bit |
| s2 | s2.domainkey.tutanota.de | 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.
DNS lookups: 1/10 · policy: -all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mail.tutanota.de | DANE-EE · Full cert · SHA-256 | D141F8F3A4AAC2E4D2677AAFCC723D8E… |
| SMTP _25._tcp.mail.tutanota.de | DANE-EE · SPKI · SHA-256 | 5AE0D6DC8A713441003F578C5A1D4D70… |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2417637159 |
| Primary NS (MNAME) | virginia.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | ONE.COM A/S |
| Registered | 2026-01-06 |
| Expires | 2027-01-05 (77d) |
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 |
|---|---|---|---|
| 2026-10-17 08:21:43 shown | 732ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-10-16 08:16:54 | 742ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-09-30 18:27:41 | 996ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-09-04 04:20:30 | 1159ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-09-03 17:10:04 | 1735ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-08-17 19:08:37 | 1789ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-07-05 20:09:22 | 3104ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-06-20 07:06:23 | 844ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-06-17 11:31:34 | 1445ms | 2 NS 0 A 1 MX | 🔓 Insecure |