city-k.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 30 June 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.103.161 is hosted by team.blue Denmark A/S (AS48854) in Denmark. The zone is DNSSEC-signed and validates, has no 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 |
|---|---|---|---|---|---|---|---|
| 94.231.103.161 | — | linux143.unoeuro.com | AS48854 | team.blue Denmark A/S | 94.231.96.0/20 | 🇩🇰 Denmark | — |
| TXT Record |
|---|
| v=spf1 mx a include:spf.curanet.dk include:spf.simply.com -all |
| Policy | Record (city-k.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx a include:spf.curanet.dk include:spf.simply.com -all |
| www | 104.21.30.227 172.67.173.230 2606:4700:3032::ac43:ade6 2606:4700:3035::6815:1ee3 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
DNS lookups: 6/10 · 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 | 2025103001 |
| 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 | 2003-06-30 |
| Expires | 2027-06-30 (248d) |
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).
No other domain with this registrant in our WHOIS data yet| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-22 14:30:12 | 2352ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-10-18 01:37:51 | 486ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-25 02:51:43 | 1718ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-03 07:18:21 | 2455ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-22 12:36:40 | 5354ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-20 12:08:52 | 956ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-29 23:03:46 | 603ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-26 15:42:43 | 1264ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-22 04:45:55 | 949ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-20 01:51:00 | 539ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-16 20:56:15 shown | 375ms | 4 NS 1 A 0 MX | 🔒 Secure |