zeiss.dk is a .dk domain served by 6 nameservers (a1-232.akam.net, a13-66.akam.net, a18-66.akam.net and 3 more). It was registered on 16 February 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 84.53.172.11 is hosted by Akamai International B.V. (AS20940) in Denmark. Mail is handled by mx-in01.eu.retarus.com, mx-in02.eu.retarus.com. The zone is not DNSSEC-signed, publishes a 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.
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mx-in01.eu.retarus.com | 94.199.92.130 | mx-in01.eu.retarus.com | AS48328 retarus GmbH |
| 10 | 3600s | mx-in02.eu.retarus.com | 94.199.89.39 | mx-in02.eu.retarus.com | AS48328 retarus GmbH |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2001:6c8:180:7::5fa6:7f10 | 60s | — | AS3292 | TDC Holding A/S | 2001:6c8:0:0:0:0:0:0/29 | 🇩🇰 Denmark | — |
| 2001:6c8:180:7::5fa6:7f19 | 60s | — | AS3292 | TDC Holding A/S | 2001:6c8:0:0:0:0:0:0/29 | 🇩🇰 Denmark | — |
| TXT Record |
|---|
| _tm8tior5bw4ymrgl1b08z3qsyce9zv7 |
| 1bR0HpCnRxLKLKSmwcy7We1aBZt5vKGw |
| 4WYFcPvfEfmwHn0v5qyfrxL5ZmqPtjvV |
| facebook-domain-verification=q0sx857wal8ncnsgi49le736pfq3gc |
| google-site-verification=8Fc6Hj1dgBkXw8hEfcCevZNl_18ju0V9aMuF-UZaq6Y |
| rwfXfDp3LzDRrNYZCvMygv637D7ytzR1 |
| s4ru5q5evsa2m7i6lv9jnt3lgm |
| v=spf1 -all |
| wVs2M2fjyzFHAXf7jZeKghYLC32mS2fE |
| ziRJq1u6He0AXCgxkghgJTeQ2EntmegQ |
| Policy | Record (zeiss.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.zeiss.dk) |
|---|---|
| p=reject | v=DMARC1;p=reject;sp=reject;aspf=s;adkim=s |
| www CNAME | www.zeiss.dk.edgesuite.net (all on edgesuite.net) |
| www vs bare domain | Same network zeiss.dk: 139.45.105.81 139.45.105.88 2a02:25c8:d100:105::8b2d:6a18 2a02:25c8:d100:105::8b2d:6a3b (AS39642) www.zeiss.dk: 139.45.105.72 139.45.105.88 (AS39642) |
| Wildcard | No |
| Selector | CNAME | Key |
|---|---|---|
| default | — | Revoked (empty key) |
| dkim | — | Revoked (empty key) |
| k1 | — | Revoked (empty key) |
| — | Revoked (empty key) | |
| s1 | — | Revoked (empty key) |
| s2 | — | Revoked (empty key) |
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: 0/10 · 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 | 2018062911 |
| Primary NS (MNAME) | a1-232.akam.net |
| Responsible (RNAME) | hostmaster@zeiss.com |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 900s |
| Field | Value |
|---|---|
| Registrar | Key-Systems GmbH |
| Registered | 1998-02-16 |
| Expires | 2027-03-31 (165d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-07 11:54:51 | 1962ms | 6 NS 2 A 2 MX | 🔓 Insecure |
| 2026-10-01 04:19:04 | 2270ms | 6 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-26 23:27:35 | 2188ms | 6 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-13 19:15:05 | 1338ms | 6 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-01 08:43:18 | 1235ms | 6 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-28 12:24:02 | 2870ms | 6 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-26 12:00:37 | 1903ms | 6 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-18 13:23:55 | 3623ms | 6 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-13 19:36:38 | 9393ms | 6 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-10 09:43:16 | 1870ms | 6 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-09 01:55:31 | 1284ms | 6 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-08 00:05:32 | 2011ms | 6 NS 2 A 2 MX | 🔓 Insecure |
| 2026-07-16 17:59:07 | 3195ms | 6 NS 2 A 2 MX | 🔓 Insecure |
| 2026-07-08 22:49:02 | 2357ms | 6 NS 2 A 2 MX | 🔓 Insecure |
| 2026-07-01 04:25:57 shown | 1863ms | 6 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-17 22:24:35 | 1225ms | 6 NS 2 A 2 MX | 🔓 Insecure |