damgaardbogholderi.dk is a .dk domain served by 2 nameservers (ajay.ns.cloudflare.com, monroe.ns.cloudflare.com). It was registered on 7 August 2019 (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 |
|---|---|---|---|---|---|
| 0 | 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=e8b34e7cb424ebd08bfe30abc4ed231e |
| v=spf1 include:spf.tutanota.de -all |
| Policy | Record (damgaardbogholderi.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.tutanota.de -all |
| Policy | Record (_dmarc.damgaardbogholderi.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; adkim=s |
| Check | Result |
|---|---|
| Status | ⚠️ Invalid |
| TXT record (_mta-sts) | ✓ Found |
| HTTPS policy | ✗ Missing / invalid |
| Policy ID | 20190723 |
| Policy MX | — |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves damgaardbogholderi.dk: no address www.damgaardbogholderi.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 · SPKI · SHA-256 | 5AE0D6DC8A713441003F578C5A1D4D70… |
| SMTP _25._tcp.mail.tutanota.de | DANE-EE · Full cert · SHA-256 | D141F8F3A4AAC2E4D2677AAFCC723D8E… |
| 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 | 2416448071 |
| Primary NS (MNAME) | ajay.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2019-08-07 |
| Expires | 2027-08-31 (318d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-02 22:51:31 shown | 660ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-09-30 22:32:40 | 540ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-08-26 21:56:25 | 9730ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-08-21 15:24:09 | 1804ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-08-20 15:10:57 | 10436ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-08-10 13:22:03 | 2008ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-06-24 15:04:35 | 1048ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-06-16 23:50:03 | 679ms | 2 NS 0 A 1 MX | 🔓 Insecure |