cjcoding.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 27 September 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by smtp.google.com. 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 | — | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 1 | — | smtp.google.com | 142.250.110.27 142.251.127.26 142.251.127.27 |
wf-in-f27.1e100.net lcfrai-in-f26.1e100.net lcfrai-in-f27.1e100.net |
AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC |
| TXT Record |
|---|
| google-site-verification=hx_bJfgScfdlokhvjB1YYZXhGvakDx6r2WC-4KVzG7Q |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves cjcoding.dk: no address www.cjcoding.dk: no address |
| Wildcard | No |
| 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 |
|---|---|---|
| — | 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.
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2026012901 |
| 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 | 2024-09-27 |
| Expires | 2027-09-26 (341d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-13 04:17:48 | 597ms | 3 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-02 16:42:32 | 424ms | 3 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-30 16:35:15 | 591ms | 3 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-25 10:09:08 | 496ms | 3 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-25 02:49:18 | 755ms | 3 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-26 20:06:34 | 708ms | 3 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-22 00:51:38 | 467ms | 3 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-16 22:28:06 shown | 65535ms | 3 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-16 21:23:37 | 1444ms | 3 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-16 21:04:10 | 442ms | 3 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-16 21:01:26 | 534ms | 3 NS 0 A 1 MX | 🔒 Secure |