dall-ipsc-challenge.dk is a .dk domain served by 5 nameservers (adns02.extremagear.com, ns1.inder.net, ns2.inder.net and 2 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 178.63.195.194 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by dyrnwyn.inder.net, smtprelay01.extremagear.com. The zone is not DNSSEC-signed, 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 |
|---|---|---|---|---|---|---|---|
| 178.63.195.194 | 3600s | reverseproxy01.lxd.extremagear.com | AS24940 | Hetzner Online GmbH | 178.63.0.0/16 | 🇩🇪 Germany | Falkenstein |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 14400s | dyrnwyn.inder.net | 2a01:4f8:130:20a1:8000::2 88.198.25.183 |
dyrnwyn.inder.net dyrnwyn.inder.net |
AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH |
| 20 | 86400s | smtprelay01.extremagear.com | 178.63.195.204 2a01:4f8:13b:9f0:1:0:14d7:8e86 |
smtprelay01.extremagear.com — |
AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH |
| TXT Record |
|---|
| v=spf1 mx a:slipstream.inder.net include:amazonses.com include:extremagear.com ~all |
| Policy | Record (dall-ipsc-challenge.dk) |
|---|---|
| ~all (soft fail) | v=spf1 mx a:slipstream.inder.net include:amazonses.com include:extremagear.com ~all |
| Policy | Record (_dmarc.dall-ipsc-challenge.dk) |
|---|---|
| p=reject | v=DMARC1;p=reject;rua=mailto:postmaster@dall-ipsc-challenge.dk;aspf=r;adkim=r |
| www CNAME | reverseproxy01.lxd.extremagear.com (all on extremagear.com) |
| www vs bare domain | Same network dall-ipsc-challenge.dk: 178.63.195.194 (AS24940) www.dall-ipsc-challenge.dk: 178.63.195.194 2a01:4f8:13b:9f0:1:0:17a2:d2eb (AS24940) |
| Wildcard | No |
| Selector | CNAME | Key |
|---|---|---|
| default | — | RSA · ~1024 bit below 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.
DNS lookups: 5/10 · 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 | 2025031000 |
| Primary NS (MNAME) | ns3.inder.net |
| Responsible (RNAME) | noc@inder.net |
| Refresh | 86400s |
| Retry | 3600s |
| Expire | 3628800s |
| Minimum (neg-cache TTL) | 604800s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-23 21:49:12 shown | 3173ms | 5 NS 1 A 2 MX | 🔓 Insecure |
| 2026-10-01 05:19:55 | 760ms | 5 NS 1 A 2 MX | 🔓 Insecure |
| 2026-09-26 12:57:41 | 1968ms | 5 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-24 18:47:42 | 1419ms | 5 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-22 01:17:35 | 1168ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-20 16:32:57 | 6669ms | 5 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-16 23:46:08 | 2392ms | 5 NS 1 A 2 MX | 🔓 Insecure |