coskun.dk is a .dk domain served by 2 nameservers (earl.ns.cloudflare.com, lola.ns.cloudflare.com). It was registered on 8 March 2013 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.26.156.173 is hosted by uvensys GmbH (AS58010) in Germany. Mail is handled by route1.mx.cloudflare.net, route2.mx.cloudflare.net and 1 more. The zone is DNSSEC-signed but currently fails validation, 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 |
|---|---|---|---|---|---|---|---|
| 185.26.156.173 | 600s | ciffreo.uberspace.de | AS58010 | uvensys GmbH | 185.26.156.0/23 | 🇩🇪 Germany | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 185.26.156.173 |
| 🔶 Autoconfig | 185.26.156.173 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a00:d0c0:200:0:b9:1a:9c:7d | 600s | ciffreo.uberspace.de | AS58010 | uvensys GmbH | 2a00:d0c0:0:0:0:0:0:0/36 | 🇩🇪 Germany | — |
| TXT Record |
|---|
| v=spf1 include:_spf.mx.cloudflare.net ~all |
| Policy | Record (coskun.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.mx.cloudflare.net ~all |
| www CNAME | coskun.dk (all on coskun.dk) |
| www vs bare domain | Same network coskun.dk: 185.26.156.173 2a00:d0c0:200:0:b9:1a:9c:7d (AS58010) www.coskun.dk: 185.26.156.173 2a00:d0c0:200:0:b9:1a:9c:7d (AS58010) |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
DNS lookups: 1/10 · policy: ~all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.route1.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 0F0C6C164A36F97E7B4C5A5B69D6F4F2… |
| SMTP _25._tcp.route1.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 9BE5B7D47F9EFF930C11EB04D27CAE6B… |
| SMTP _25._tcp.route1.mx.cloudflare.net | DANE-TA · SPKI · SHA-256 | 59E738E674221702AF1EDB87C5200C1A… |
| SMTP _25._tcp.route2.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 9BE5B7D47F9EFF930C11EB04D27CAE6B… |
| SMTP _25._tcp.route2.mx.cloudflare.net | DANE-TA · SPKI · SHA-256 | 59E738E674221702AF1EDB87C5200C1A… |
| SMTP _25._tcp.route2.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 0F0C6C164A36F97E7B4C5A5B69D6F4F2… |
| SMTP _25._tcp.route3.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 9BE5B7D47F9EFF930C11EB04D27CAE6B… |
| SMTP _25._tcp.route3.mx.cloudflare.net | DANE-TA · SPKI · SHA-256 | 59E738E674221702AF1EDB87C5200C1A… |
| SMTP _25._tcp.route3.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 0F0C6C164A36F97E7B4C5A5B69D6F4F2… |
| Check | Result |
|---|---|
| Validation Status | ⚠️ Bogus |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | broken trust chain resolving 'coskun.dk/DS/IN': 127.0.0.1#53 |
| Field | Value |
|---|---|
| Serial | 2407019034 |
| Primary NS (MNAME) | earl.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2013-03-08 |
| Expires | 2036-03-31 (3453d) |
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 |
|---|---|---|---|
| 2026-10-13 22:39:21 | 1033ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-29 22:09:48 | 979ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-21 09:06:33 | 2249ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-14 08:22:13 | 3874ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-07 07:38:36 | 3401ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-08-28 06:42:18 | 1552ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-08-27 03:33:14 | 1578ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-08-04 23:16:22 | 3716ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-07-21 11:57:36 | 2925ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-07-10 21:42:54 | 4285ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-07-02 16:09:22 | 3183ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-24 10:05:35 shown | 1091ms | 2 NS 1 A 3 MX | ⚠️ Bogus |
| 2026-06-16 22:49:31 | 3141ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-16 22:30:16 | 1057ms | 2 NS 1 A 3 MX | 🔒 Secure |