rdnccis.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 20 December 2007 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 95.166.225.228 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by rdnccis-dk.mx1-dk.mailanyone.net, rdnccis-dk.mx2-dk.mailanyone.net and 1 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 |
|---|---|---|---|---|---|---|---|
| 95.166.225.228 | 600s | — | AS3292 | TDC Holding A/S | 95.166.128.0/17 | 🇩🇰 Denmark | Beder |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 0 | 10 | 443 | webmail.rdnccis.dk |
| TXT Record |
|---|
| v=spf1 mx a include:spf.unoeuro.com include:mil.dk include:spf.mailanyone.net ip4:95.166.225.254 ip4:212.130.228.12 ip4:95.166.225.248 -all |
| Policy | Record (rdnccis.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx a include:spf.unoeuro.com include:mil.dk include:spf.mailanyone.net ip4:95.166.225.254 ip4:212.130.228.12 ip4:95.166.225.248 -all |
| Policy | Record (_dmarc.rdnccis.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; pct=100; rua=mailto:dmarc-rua@rdnccis.dk; ruf=mailto:dmarc-ruf@rdnccis.dk; rf=afrf |
| Flags | Tag | Value |
|---|---|---|
| 0 | iodef | mailto:abuse@rdnccis.dk |
| 0 | issue | globalsign.com |
| 0 | issue | rdnccis.dk (domain) |
| www | 46.30.211.38 (AS51468) (address records, no CNAME) |
| www vs bare domain | Different networks (all like this) |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 7/10 · 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 | 2026071801 |
| 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 | 2007-12-20 |
| Expires | 2028-12-31 (802d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-12 21:15:00 | 2038ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-10-09 13:19:36 | 707ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-10-09 03:23:44 | 2853ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-11 23:44:24 | 1375ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-08-13 04:40:15 | 2419ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-07-18 18:25:03 shown | 2123ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-07-13 15:03:30 | 983ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-26 08:17:26 | 4666ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-24 15:00:34 | 1410ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-24 10:14:05 | 1109ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-20 10:16:27 | 671ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-18 05:03:54 | 1499ms | 2 NS 1 A 3 MX | 🔒 Secure |