zenthia.dk is a .dk domain served by 2 nameservers (ns1.netmark.pl, ns2.netmark.pl). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.55.252.117 is hosted by Nazwa.pl Sp.z.o.o. (AS15967) in Poland. Mail is handled by zenthia.dk. The zone is not DNSSEC-signed, publishes a 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns1.netmark.pl | 77.55.252.119 | ns1.netmark.pl | AS15967 Nazwa.pl Sp.z.o.o. |
| ns2.netmark.pl | 77.55.252.120 | ns2.netmark.pl | AS15967 Nazwa.pl Sp.z.o.o. |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 77.55.252.117 | 14400s | u221.netmark.pl | AS15967 | Nazwa.pl Sp.z.o.o. | 77.55.0.0/16 | 🇵🇱 Poland | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 14400s | zenthia.dk | 77.55.252.117 | u221.netmark.pl | AS15967 Nazwa.pl Sp.z.o.o. |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 77.55.252.117 |
| 🔶 Autoconfig | 77.55.252.117 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 0 | 0 | 443 | u221.netmark.pl |
| TXT Record |
|---|
| v=spf1 +a +mx +ip4:77.55.252.117 ~all |
| Policy | Record (zenthia.dk) |
|---|---|
| ~all (soft fail) | v=spf1 +a +mx +ip4:77.55.252.117 ~all |
| Policy | Record (_dmarc.zenthia.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; |
| www CNAME | zenthia.dk (all on zenthia.dk) → 77.55.252.117 (AS15967) |
| www vs bare domain | Same network |
| Wildcard | No |
| Selector | CNAME | Key |
|---|---|---|
| default | — | RSA · ~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: 2/10 · 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 | 2026062901 |
| Primary NS (MNAME) | ns1.netmark.pl |
| Responsible (RNAME) | admin@u221.netmark.pl |
| Refresh | 3600s |
| Retry | 1800s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 01:41:45 | 1696ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-27 23:30:09 | 1008ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-26 15:22:57 | 2257ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-10 16:58:45 | 1461ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-06 09:47:34 | 9105ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-03 14:37:04 | 1977ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-01 06:35:21 | 5407ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-29 23:10:01 | 3215ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-27 11:18:49 | 17590ms | 2 NS 1 A 1 MX | ❓ Unknown |
| 2026-07-26 10:50:25 | 9647ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-25 10:30:39 | 9134ms | 2 NS 1 A 1 MX | ❓ Unknown |
| 2026-07-24 09:52:10 | 1553ms | 2 NS 1 A 1 MX | ❓ Unknown |
| 2026-07-23 05:29:51 | 957ms | 2 NS 1 A 1 MX | ❓ Unknown |
| 2026-07-21 18:54:09 | 2132ms | 2 NS 1 A 1 MX | ❓ Unknown |
| 2026-07-20 17:19:10 | 2278ms | 2 NS 1 A 1 MX | ❓ Unknown |
| 2026-07-19 16:22:29 | 10381ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-18 15:07:57 | 1753ms | 2 NS 1 A 1 MX | ❓ Unknown |
| 2026-07-17 11:00:25 | 1943ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-16 09:01:04 | 1884ms | 2 NS 1 A 1 MX | ❓ Unknown |
| 2026-07-15 07:40:00 | 2970ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-12 03:21:00 | 1819ms | 2 NS 1 A 1 MX | ❓ Unknown |
| 2026-07-09 01:31:31 | 2573ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-06 15:05:52 | 3307ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-05 13:07:08 | 2393ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-04 11:07:14 | 1587ms | 2 NS 1 A 1 MX | 🔓 Insecure |