adtention.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 6 August 1996 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 172.105.249.151 is hosted by Akamai Connected Cloud (AS63949) in Germany. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. 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 |
|---|---|---|---|---|---|---|---|
| 172.105.249.151 | 3600s | li1903-151.members.linode.com | AS63949 | Akamai Connected Cloud | 172.105.192.0/18 | 🇩🇪 Germany | Frankfurt am Main |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.149.136 |
| 🔶 Autoconfig | adtention.dk → 172.105.249.151 |
| TXT Record |
|---|
| anthropic-domain-verification-vttsw8=DlKVPaZ4tXxOZwnKLhCizjHXR |
| apple-domain-verification=u9QD10PxX8GEOrnd |
| google-site-verification=AuDShThl_cSKNYWLWT5FfjrYhVX-Rhz7rtrMKX63gUw |
| google-site-verification=xMJD6m7mR-r9X3jqdPNWXYTP7aCkqmE49O2TV8Kayck |
| have-i-been-pwned-verification=dweb_707or7z8dpccoyyuec9jqw6e |
| klaviyo-site-verification=WezHQu |
| MS=ms98485694 |
| v=spf1 include:_spf.google.com include:spf.autopilothq.com include:sendgrid.net include:spf.adversus.io -all |
| Policy | Record (adtention.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:_spf.google.com include:spf.autopilothq.com include:sendgrid.net include:spf.adversus.io -all |
| Policy | Record (_dmarc.adtention.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; sp=none; pct=100; adkim=r; aspf=r |
| www CNAME | adtention.dk (all on adtention.dk) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| s1 | s1.domainkey.u2725654.wl155.sendgrid.net | RSA · ~2048 bit |
| s2 | s2.domainkey.u2725654.wl155.sendgrid.net | 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: 5/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.adtention.dk | adtention.dk |
| TXT | adtention.dk | anthropic-domain-verification-vttsw8=DlKVPaZ4tXxOZwnKLhCizjHXR |
| TXT | adtention.dk | apple-domain-verification=u9QD10PxX8GEOrnd |
| TXT | adtention.dk | have-i-been-pwned-verification=dweb_707or7z8dpccoyyuec9jqw6e |
| TXT | adtention.dk | klaviyo-site-verification=WezHQu |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026100601 |
| 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 | 1996-08-06 |
| Expires | 2027-09-30 (343d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-14 16:35:15 | 866ms | 2 NS 1 A 5 MX | 🔒 Secure |
| 2026-10-07 05:31:08 shown | 1598ms | 2 NS 1 A 5 MX | 🔒 Secure |
| 2026-09-26 23:24:51 | 2607ms | 2 NS 1 A 5 MX | 🔒 Secure |
| 2026-09-16 10:44:20 | 1117ms | 2 NS 1 A 5 MX | 🔒 Secure |
| 2026-08-15 10:49:11 | 1288ms | 2 NS 1 A 5 MX | 🔒 Secure |
| 2026-07-16 04:25:57 | 1004ms | 2 NS 1 A 5 MX | 🔒 Secure |
| 2026-07-09 17:36:03 | 6766ms | 2 NS 1 A 5 MX | 🔒 Secure |
| 2026-07-01 19:43:23 | 881ms | 2 NS 1 A 5 MX | 🔒 Secure |
| 2026-06-27 04:44:07 | 792ms | 2 NS 1 A 5 MX | 🔒 Secure |
| 2026-06-23 05:26:15 | 1159ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-16 12:42:16 | 882ms | 2 NS 1 A 5 MX | 🔒 Secure |