overdam.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 23 November 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 188.40.29.85 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by mail-01.iconic.dk. The zone is DNSSEC-signed and validates, 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 |
|---|---|---|---|---|---|---|---|
| 188.40.29.85 | 3600s | dedi3085.your-server.de | AS24940 | Hetzner Online GmbH | 188.40.0.0/16 | 🇩🇪 Germany | Nuremberg |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mail-01.iconic.dk | 2001:41d0:700:2b3f::301 51.89.105.3 |
mail-01.iconic.dk mail.iconic.dk |
AS16276 OVH SAS AS16276 OVH SAS |
| TXT Record |
|---|
| Sendinblue-code:d01e2c9497b64fe9a8d9a18ab2443310 |
| v=spf1 mx include:spf.mailjet.com include:spf.sendinblue.com ~all |
| Policy | Record (overdam.dk) |
|---|---|
| ~all (soft fail) | v=spf1 mx include:spf.mailjet.com include:spf.sendinblue.com ~all |
| Policy | Record (_dmarc.overdam.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; sp=none; rua=mailto:dmarc@mailinblue.com!10m; ruf=mailto:dmarc@mailinblue.com!10m; rf=afrf; pct=100; ri=86400 |
| www CNAME | overdam.dk (all on overdam.dk) → 188.40.29.85 (AS24940) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| — | RSA · ~1024 bit below 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: 3/10 · policy: ~all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026100101 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 1999-11-23 |
| Expires | 2026-12-31 (73d) |
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 |
|---|---|
| overdamplanteskole.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-17 14:12:12 | 1158ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-12 08:03:37 | 1504ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-01 21:43:11 shown | 858ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-14 17:08:04 | 7175ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-21 07:00:07 | 787ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-18 05:04:18 | 800ms | 2 NS 1 A 1 MX | 🔒 Secure |