firmapost.dk is a .dk domain served by 2 nameservers (ns1.oemhost.net, ns2.oemhost.net). It was registered on 18 June 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 95.142.104.181 is hosted by Microdata Aps (AS204866) in Denmark. Mail is handled by mail12.imapserver.dk. The zone is DNSSEC-signed and validates, 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 95.142.104.181 | 10800s | 181.160-191.104.142.95.in-addr.arpa web12.oemhost.net |
AS204866 | Microdata Aps | 95.142.104.0/24 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 10800s | mail12.imapserver.dk | 2a07:a80:4:8004::181 95.142.104.181 95.142.104.181 |
web12.oemhost.net 181.160-191.104.142.95.in-addr.arpa web12.oemhost.net |
AS34766 atom86 BV AS204866 Microdata Aps AS204866 Microdata Aps |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a07:a80:4:8004::181 | 10800s | web12.oemhost.net | AS34766 | atom86 BV | 2a07:a80:0:0:0:0:0:0/29 | 🇳🇱 The Netherlands | — |
| TXT Record |
|---|
| v=spf1 include:spf.imapserver.dk -all |
| Policy | Record (firmapost.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.imapserver.dk -all |
| Policy | Record (_dmarc.firmapost.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; sp=reject; rua=mailto:dmarc@firmapost.dk; fo=0:1; pct=100; ri=86400; adkim=s; aspf=s |
| Check | Result |
|---|---|
| Status | 🔒 Enforce |
| TXT record (_mta-sts) | ✓ Found |
| HTTPS policy | ✓ Valid |
| Mode | enforce |
| Policy ID | 2026091101 |
| max_age | 31536000s |
| Policy MX | mail12.imapserver.dk |
| Status | Report address (rua) |
|---|---|
| ✓ Enabled | mailto:tlsrpt@firmapost.dk |
| Flags | Tag | Value |
|---|---|---|
| 0 | iodef | mailto:noc@oemhost.net |
| 128 | issue | letsencrypt.org |
| www | 95.142.104.181 2a07:a80:4:8004::181 (AS34766 AS204866) (address records, no CNAME) |
| www vs bare domain | Same network firmapost.dk: 95.142.104.181 2a07:a80:4:8004::181 (AS34766 AS204866) www.firmapost.dk: 95.142.104.181 2a07:a80:4:8004::181 (AS34766 AS204866) |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 1/10 · policy: -all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mail12.imapserver.dk | DANE-TA · SPKI · SHA-256 | 025490860B498AB73C6A12F27A49AD5F… |
| SMTP _25._tcp.mail12.imapserver.dk | DANE-TA · SPKI · SHA-256 | 6EBCEFB4210B088654A38B03FEA3D7D1… |
| SMTP _25._tcp.mail12.imapserver.dk | DANE-TA · SPKI · SHA-256 | CBBC559B44D524D6A132BDAC672744DA… |
| SMTP _25._tcp.mail12.imapserver.dk | DANE-TA · SPKI · SHA-256 | F1647A5EE3EFAC54C892E930584FE479… |
| SMTP _25._tcp.mail12.imapserver.dk | DANE-TA · SPKI · SHA-256 | 2E8307068B6DB620E4A39D068B5DEE5D… |
| SMTP _25._tcp.mail12.imapserver.dk | DANE-TA · SPKI · SHA-256 | 885BF0572252C6741DC9A52F5044487F… |
| SMTP _25._tcp.mail12.imapserver.dk | DANE-TA · SPKI · SHA-256 | 9D637B3D27A9E570D07607B9CCADB80A… |
| SMTP _25._tcp.mail12.imapserver.dk | DANE-TA · SPKI · SHA-256 | B3FB5D00E994CDDF2CC9A4EEA9F806BC… |
| SMTP _25._tcp.mail12.imapserver.dk | DANE-TA · SPKI · SHA-256 | F1440A9B76E1E41E53A4CB461329BF63… |
| SMTP _25._tcp.mail12.imapserver.dk | DANE-TA · SPKI · SHA-256 | 919C0DF7A787B597ED056ACE654B1DE9… |
| SMTP _25._tcp.mail12.imapserver.dk | DANE-TA · SPKI · SHA-256 | 51AAA87D984B559AC69E929F888A022D… |
| SMTP _25._tcp.mail12.imapserver.dk | DANE-TA · SPKI · SHA-256 | A698A20824BE04E47A1A33C4FA488731… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026091104 |
| Primary NS (MNAME) | ns1.oemhost.net |
| Responsible (RNAME) | hostmaster@oemhost.net |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 2419200s |
| Minimum (neg-cache TTL) | 43200s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2019-06-18 |
| Expires | 2026-11-30 (44d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-11 19:22:18 | 655ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-08 12:06:53 | 4197ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-07 11:51:33 | 5170ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-06 04:37:16 | 2330ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-03 04:10:34 | 843ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-02 04:10:07 | 729ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-01 04:05:48 | 634ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-27 11:43:41 | 1102ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-26 11:42:31 | 885ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-21 00:24:53 | 1661ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-13 22:36:27 shown | 4689ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-12 19:06:49 | 1425ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-31 11:49:15 | 1592ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-20 04:10:54 | 2704ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-17 09:41:50 | 901ms | 2 NS 1 A 1 MX | 🔓 Insecure |