attent.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 5 February 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by attent-dk.mail.protection.outlook.com. 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns1.simply.com | — | — | — |
| ns2.simply.com | — | — | — |
| ns3.simply.com | — | — | — |
| ns4.simply.com | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 94.231.103.110 | — | linux95.unoeuro.com | AS48854 | — | — | — | — |
| TXT Record |
|---|
| MS=ms51774086 |
| v=spf1 ip4:128.76.145.150 ip4:92.62.194.115 include:spf.protection.outlook.com include:spf.simply.com include:emsd1.com include:spf.eu.exclaimer.net -all |
| Policy | Record (attent.dk) |
|---|---|
| -all (hard fail) | v=spf1 ip4:128.76.145.150 ip4:92.62.194.115 include:spf.protection.outlook.com include:spf.simply.com include:emsd1.com include:spf.eu.exclaimer.net -all |
| Policy | Record (_dmarc.attent.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.com; |
| www | 94.231.103.110 (AS48854) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| selector1 | selector1-attent-dk._domainkey.attent365.onmicrosoft.com | 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: 4/10 · 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 | 2025042300 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2022-02-05 |
| Expires | 2027-02-04 (110d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-03 01:44:18 | 1031ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-02 22:18:17 | 1406ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 22:11:30 | 666ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 09:31:46 | 979ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-24 13:31:51 | 956ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-10 04:15:34 | 1588ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-07 06:59:42 | 1079ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-26 19:50:06 | 1006ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-23 13:57:57 | 1544ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-22 23:05:54 | 1156ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-16 14:00:42 shown | 2721ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-16 13:48:29 | 717ms | 4 NS 1 A 1 MX | 🔒 Secure |