terttus.dk is a .dk domain served by 4 nameservers (ns1.nordicway.dk, ns2.nordicway.dk, ns3.nordicway.dk and 1 more). It was registered on 12 May 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 142.132.143.218 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by terttus-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a 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 |
|---|---|---|---|---|---|---|---|
| 142.132.143.218 | 3600s | cp13.nordicway.dk | AS24940 | Hetzner Online GmbH | 142.132.128.0/17 | 🇩🇪 Germany | Falkenstein |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.99.150.24 |
| TXT Record |
|---|
| v=spf1 +ip4:142.132.143.218 +include:spf.protection.outlook.com -all |
| Policy | Record (terttus.dk) |
|---|---|
| -all (hard fail) | v=spf1 +ip4:142.132.143.218 +include:spf.protection.outlook.com -all |
| Policy | Record (_dmarc.terttus.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1;p=none;sp=none;adkim=r;aspf=r;pct=100;fo=0;rf=afrf;ri=86400 |
| www CNAME | terttus.dk (all on terttus.dk) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 7 iterations · 8-byte salt RFC 9276 recommends 0 iterations and no salt |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| default | — | 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| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.terttus.dk | 5M6sj3WiRNB8X-TCZn0yTqBynsGQgNbPEVZm-XFXavw |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2026091003 |
| Primary NS (MNAME) | ns1.nordicway.dk |
| Responsible (RNAME) | server@nordicway.dk |
| Refresh | 3600s |
| Retry | 1800s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2024-05-12 |
| Expires | 2027-05-11 (199d) |
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).
| Domain | Registrar |
|---|---|
| cronovelo.dk | Simply.com A/S |
| hejferie.dk | Simply.com A/S |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-23 08:38:22 | 649ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-23 06:18:18 | 573ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-19 05:51:18 | 682ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-17 05:40:40 | 570ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-10 21:34:10 | 714ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-09 10:33:54 | 549ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-08 19:37:53 | 765ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-04 18:11:18 | 1828ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-28 17:26:58 | 739ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-23 15:52:27 | 1003ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-16 08:12:18 | 2146ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-14 10:01:33 | 10388ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-11 06:33:06 shown | 2080ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-01 13:28:46 | 9850ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-19 03:33:42 | 1864ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-29 14:00:08 | 1838ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-03 11:06:17 | 5003ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-17 20:24:44 | 1004ms | 3 NS 1 A 2 MX | 🔒 Secure |