trecc.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 193.53.250.49 is hosted by Mittwald CM Service GmbH & Co. KG (AS15817) in Germany. Mail is handled by mx1.agenturserver.de, mx2.agenturserver.de and 2 more. 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 193.53.250.49 | 3600s | r30451.agenturserver.it | AS15817 | Mittwald CM Service GmbH & Co. KG | 193.53.250.0/23 | 🇩🇪 Germany | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 193.53.250.49 |
| 🔶 Autoconfig | autoconfig.agenturserver.de → 185.181.135.32 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 0 | 0 | 443 | autodiscover.agenturserver.de |
| TXT Record |
|---|
| v=spf1 include:agenturserver.de ~all |
| Policy | Record (trecc.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:agenturserver.de ~all |
| www | 193.53.250.49 (AS15817) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 1/10 · 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 | 2026090701 |
| 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 |
|---|---|---|---|
| 2026-10-08 19:50:04 | 2330ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-10 09:23:22 shown | 1275ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-04 21:11:11 | 909ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-31 14:40:13 | 795ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-16 14:08:58 | 1384ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-09 20:09:51 | 3122ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-23 19:12:49 | 5276ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-11 10:11:41 | 887ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-27 04:38:20 | 1861ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-24 04:01:58 | 700ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-18 14:01:51 | 901ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-17 22:53:50 | 3000ms | 2 NS 1 A 4 MX | 🔒 Secure |