imt3.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 18 November 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 18.194.5.49 is hosted by Amazon.com, Inc. (AS16509) in Germany. Mail is handled by .. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest 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 |
|---|---|---|---|---|---|---|---|
| 18.194.5.49 | 3600s | ec2-18-194-5-49.eu-central-1.compute.amazonaws.com | AS16509 | Amazon.com, Inc. | 18.192.0.0/13 | 🇩🇪 Germany | Frankfurt am Main |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | . Null MX — domain accepts no email (RFC 7505) | |||
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | webapp-2181.eu.pythonanywhere.com → 18.194.5.49 |
| 🔶 Autoconfig | webapp-2181.eu.pythonanywhere.com → 18.194.5.49 |
| TXT Record |
|---|
| v=spf1 -all |
| Policy | Record (imt3.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.imt3.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:66275eea212c7@dmarc-dk.centerasecurity.com; |
| www CNAME | webapp-2181.eu.pythonanywhere.com (all on pythonanywhere.com) → 18.194.5.49 (AS16509) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 0/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.imt3.dk | webapp-2181.eu.pythonanywhere.com |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026100901 |
| 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 | 2019-11-18 |
| Expires | 2029-11-30 (1132d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-22 10:32:19 shown | 1523ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-10 08:08:11 | 452ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-23 22:41:12 | 757ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-08 18:23:51 | 1139ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-28 06:21:37 | 700ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-10 12:13:26 | 645ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-14 10:49:48 | 8869ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-28 20:49:42 | 690ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-27 04:01:28 | 1106ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-26 21:15:34 | 583ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-23 20:51:44 | 1058ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-23 03:20:22 | 1126ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-21 12:29:45 | 1121ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-21 09:20:49 | 1190ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 14:30:29 | 358ms | 0 NS 0 A 0 MX | ❓ Unknown |