city-info.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 91.229.236.111 is hosted by Edelskjold Holding ApS (AS215686) in Denmark. Mail is handled by .. The zone is not DNSSEC-signed, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest 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 |
|---|---|---|---|---|---|---|---|
| 91.229.236.111 | 600s | s11.speedio.dk | AS215686 | Edelskjold Holding ApS | 91.229.236.0/24 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | . Null MX — domain accepts no email (RFC 7505) | |||
| www | 91.229.236.111 (AS215686) (address records, no CNAME) |
| 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 |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2026100701 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-07 12:37:59 shown | 1152ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-01 20:43:21 | 763ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-08-26 10:09:10 | 820ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-07-17 05:52:17 | 2793ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-06-26 18:24:40 | 724ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-06-20 00:10:05 | 1462ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-06-16 20:55:46 | 662ms | 2 NS 1 A 4 MX | 🔓 Insecure |