comtxt.dk is a .dk domain served by 2 nameservers (ns51.gullestrupnet.dk, ns52.gullestrupnet.dk). It was registered on 10 December 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 82.165.189.144 is hosted by IONOS SE (AS8560) in Germany. Mail is handled by mail.comtxt.dk, backupmail.gullestrupnet.dk. The zone is not DNSSEC-signed, 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 |
|---|---|---|---|
| ns51.gullestrupnet.dk | 82.165.189.144 | gn51.gullestrupnet.dk | AS8560 IONOS SE |
| ns52.gullestrupnet.dk | 82.165.203.134 | mail51.gullestrupnet.dk | AS8560 IONOS SE |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 82.165.189.144 | 600s | gn51.gullestrupnet.dk | AS8560 | IONOS SE | 82.165.0.0/16 | 🇩🇪 Germany | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 600s | mail.comtxt.dk | 82.165.203.134 | mail51.gullestrupnet.dk | AS8560 IONOS SE |
| 30 | 600s | backupmail.gullestrupnet.dk | 82.165.203.134 | mail51.gullestrupnet.dk | AS8560 IONOS SE |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 82.165.189.144 |
| 🔶 Autoconfig | 82.165.189.144 |
| TXT Record |
|---|
| v=spf1 ip4:82.165.203.134 ip4=82.165.189.144 +a +mx -all |
| Policy | Record (comtxt.dk) |
|---|---|
| -all (hard fail) | v=spf1 ip4:82.165.203.134 ip4=82.165.189.144 +a +mx -all |
| www | 82.165.189.144 (AS8560) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
DNS lookups: 2/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2025102704 |
| Primary NS (MNAME) | ns51.gullestrupnet.dk |
| Responsible (RNAME) | hostmaster@gullestrupnet.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 10800s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2003-12-10 |
| Expires | 2026-12-31 (75d) |
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 |
|---|---|---|---|
| 2026-10-03 10:58:32 | 3683ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-09-29 19:29:17 shown | 1917ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-09-25 21:03:01 | 1620ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-09-15 16:45:55 | 9510ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-09-09 01:44:46 | 9460ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-25 07:54:37 | 3020ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-22 15:23:41 | 808ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-17 00:46:22 | 49995ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-16 22:22:33 | 1631ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-16 22:11:53 | 512ms | 2 NS 1 A 2 MX | ⚠️ Bogus |
| 2026-06-16 22:01:37 | 621ms | 2 NS 1 A 2 MX | 🔓 Insecure |