cogni2.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.103.178 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mail10.123hotel.dk. The zone is of unknown DNSSEC status, 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 |
|---|---|---|---|---|---|---|---|
| 94.231.103.178 | 3600s | linux157.unoeuro.com | AS48854 | team.blue Denmark A/S | 94.231.96.0/20 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mail10.123hotel.dk | 185.21.42.13 | director1.mf.curanet.dk | AS48854 team.blue Denmark A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 94.231.103.178 |
| 🔶 Autoconfig | maildiscover.simply.com → 94.231.108.222 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 10 | 10 | 443 | maildiscover.simply.com |
| TXT Record |
|---|
| v=spf1 include:spf.simply.com include:spf.curanet.dk -all |
| Policy | Record (cogni2.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.simply.com include:spf.curanet.dk -all |
| Policy | Record (_dmarc.cogni2.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.com; |
| www | 94.231.103.178 (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 |
DNS lookups: 4/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | ❓ Unknown |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: failure |
| Field | Value |
|---|---|
| Serial | 2026042701 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-01 10:29:40 | 695ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-09 07:16:14 | 518ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-24 13:10:18 | 1043ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-24 10:28:42 shown | 941ms | 4 NS 1 A 1 MX | ❓ Unknown |
| 2026-06-23 22:07:07 | 1147ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-16 21:43:32 | 415ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-16 21:40:11 | 770ms | 4 NS 1 A 1 MX | 🔓 Insecure |