polfirms.dk is a .dk domain served by 2 nameservers (ns1.o2switch.net, ns2.o2switch.net). It was registered on 13 January 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 109.234.160.193 is hosted by O2switch SAS (AS50474) in France. Mail is handled by polfirms.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.o2switch.net | 109.234.160.5 | ns1.o2switch.net | AS50474 O2switch SAS |
| ns2.o2switch.net | 109.234.161.5 | ns2.o2switch.net | AS50474 O2switch SAS |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 109.234.160.193 | 14400s | 109-234-160-193.reverse.odns.fr | AS50474 | O2switch SAS | 109.234.160.0/21 | 🇫🇷 France | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 14400s | polfirms.dk | 109.234.160.193 | 109-234-160-193.reverse.odns.fr | AS50474 O2switch SAS |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 109.234.160.193 |
| 🔶 Autoconfig | 109.234.160.193 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 0 | 0 | 443 | cpanelemaildiscovery.cpanel.net |
| TXT Record |
|---|
| v=spf1 ip4:109.234.160.193 +a +mx +include:spf.jabatus.fr ~all |
| Policy | Record (polfirms.dk) |
|---|---|
| ~all (soft fail) | v=spf1 ip4:109.234.160.193 +a +mx +include:spf.jabatus.fr ~all |
| Policy | Record (_dmarc.polfirms.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; |
| www CNAME | polfirms.dk (all on polfirms.dk) |
| 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: 3/10 · policy: ~all
No problems found| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.polfirms.dk | OefbOOuWWX5e7-K4RYPDhMdkq4EQMNNoAXnHzYFZ4Kw |
| TXT | _acme-challenge.polfirms.dk | y0YResU5UWDLMhYXBMfclx5a6z-W4LU2LYRVFL8xSgo |
| 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 | 2026090303 |
| Primary NS (MNAME) | ns1.o2switch.net |
| Responsible (RNAME) | systemshl@o2switch.fr |
| Refresh | 3600s |
| Retry | 7200s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | Ovh |
| Registered | 2023-01-13 |
| Expires | 2027-01-12 (84d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-02 19:45:18 | 1027ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-01 08:46:07 | 2137ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-30 08:38:28 | 839ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-25 22:45:21 | 2680ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-25 02:29:58 | 1307ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-03 13:45:02 shown | 2280ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-17 16:45:23 | 4325ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-06 13:24:25 | 1124ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-30 13:16:43 | 4119ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-26 12:24:58 | 1142ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-19 11:10:56 | 2233ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-18 06:00:52 | 5899ms | 2 NS 1 A 1 MX | 🔓 Insecure |