lauritzt.dk is a .dk domain served by 2 nameservers (rudy.ns.cloudflare.com, tess.ns.cloudflare.com). It was registered on 5 August 2015 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 89.147.108.85 is hosted by 1984 ehf (AS44925) in Iceland. Mail is handled by mail.tutanota.de. The zone is DNSSEC-signed and validates, 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 |
|---|---|---|---|---|---|---|---|
| 89.147.108.85 | 300s | joekull.lauritzt.dk | AS44925 | 1984 ehf | 89.147.108.0/22 | 🇮🇸 Iceland | Reykjavik |
| 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 |
|---|
| aspe:keyoxide.org:U67C3O4CBHIJWFHPBPXWAJ3Z5M |
| google-site-verification=3B4bVtnB6gheZLW1OT4tzDBWjA7RrfTrD_5bzM3chRU |
| v=spf1 include:spf.tutanota.de -all |
| Policy | Record (lauritzt.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.tutanota.de -all |
| Policy | Record (_dmarc.lauritzt.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; sp=none; 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 |
| Flags | Tag | Value |
|---|---|---|
| 0 | iodef | mailto:security+caa-notify@lauritzt.dk |
| 0 | issue | letsencrypt.org |
| www | 89.147.108.85 (AS44925) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| 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 | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2417504725 |
| Primary NS (MNAME) | rudy.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 | 2015-08-05 |
| Expires | 2027-08-31 (318d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-16 05:25:46 shown | 2163ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-08 04:19:58 | 680ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 19:10:15 | 697ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-22 16:24:13 | 1592ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-28 11:33:05 | 1550ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-05 23:52:15 | 1328ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-12 12:20:24 | 2654ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-01 15:22:00 | 1173ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-25 06:42:56 | 1273ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-19 22:42:37 | 3254ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 11:31:31 | 1251ms | 2 NS 1 A 1 MX | 🔒 Secure |