ctec.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 4 April 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.111.240.157 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mx1.pub.mailpod5-cph3.one.com, mx2.pub.mailpod5-cph3.one.com and 1 more. The zone is DNSSEC-signed and validates, has no DMARC policy and is reachable over IPv6. 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 |
|---|---|---|---|---|---|---|---|
| 77.111.240.157 | 3600s | webcluster30.webpod11-cph3.one.com | AS51468 | One.com A/S | 77.111.240.0/22 | 🇩🇰 Denmark | Copenhagen |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 10800s | mx1.pub.mailpod5-cph3.one.com | 185.164.14.54 | mx1.pub.mailpod5-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx2.pub.mailpod5-cph3.one.com | 185.164.14.55 | mx2.pub.mailpod5-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx3.pub.mailpod5-cph3.one.com | 185.164.14.56 | mx3.pub.mailpod5-cph3.one.com | AS51468 One.com A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 77.111.240.157 |
| 🔶 Autoconfig | 77.111.240.157 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:2350:5:102:ed:db32:ad9d:4068 | 3600s | — | AS51468 | One.com A/S | 2a02:2350:0:0:0:0:0:0/32 | 🇩🇰 Denmark | Copenhagen |
| TXT Record |
|---|
| v=spf1 a mx include:_bonacustspf.one.com -all |
| Policy | Record (ctec.dk) |
|---|---|
| -all (hard fail) | v=spf1 a mx include:_bonacustspf.one.com -all |
| www | 77.111.240.133 2a02:2350:5:102:2a:bf16:f715:f91e (AS51468) (address records, no CNAME) |
| www vs bare domain | Same network ctec.dk: 77.111.240.133 2a02:2350:5:102:2a:bf16:f715:f91e (AS51468) www.ctec.dk: 77.111.240.133 2a02:2350:5:102:2a:bf16:f715:f91e (AS51468) |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 4/10 · policy: -all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1.pub.mailpod5-cph3.one.com | DANE-EE · SPKI · SHA-256 | 63EF463E384F266BA4F41EE149A2C594… |
| SMTP _25._tcp.mx2.pub.mailpod5-cph3.one.com | DANE-EE · SPKI · SHA-256 | 63EF463E384F266BA4F41EE149A2C594… |
| SMTP _25._tcp.mx3.pub.mailpod5-cph3.one.com | DANE-EE · SPKI · SHA-256 | 63EF463E384F266BA4F41EE149A2C594… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026091001 |
| 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 | 2019-04-04 |
| Expires | 2027-04-30 (194d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-04 16:03:22 | 811ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-29 15:26:12 | 1477ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-28 14:43:45 | 787ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-23 13:23:49 | 711ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-12 14:10:28 shown | 1179ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-08-27 02:41:31 | 762ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-26 20:28:56 | 578ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-24 15:03:32 | 3299ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-26 13:23:16 | 8999ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-27 15:33:37 | 725ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-26 10:11:00 | 726ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-24 03:39:16 | 910ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-16 23:10:37 | 556ms | 2 NS 1 A 4 MX | 🔒 Secure |