osttop.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 4 November 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 212.97.141.246 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mx1.mailpod16-cph3.g1i.one.com, mx2.mailpod16-cph3.g1i.one.com and 2 more. The zone is DNSSEC-signed and validates, has no 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 212.97.141.246 | 3600s | vm1496.enterprisecloud.nu | AS48854 | team.blue Denmark A/S | 212.97.140.0/22 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 10800s | mx1.mailpod16-cph3.g1i.one.com | 5.249.232.33 | mx1.mailpod16-cph3.g1i.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx2.mailpod16-cph3.g1i.one.com | 5.249.232.34 | mx2.mailpod16-cph3.g1i.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx3.mailpod16-cph3.g1i.one.com | 5.249.232.35 | mx3.mailpod16-cph3.g1i.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx4.mailpod16-cph3.g1i.one.com | 5.249.232.36 | mx4.mailpod16-cph3.g1i.one.com | AS51468 One.com A/S |
| TXT Record |
|---|
| v=spf1 a mx ip4:212.97.141.246 ~all |
| Policy | Record (osttop.dk) |
|---|---|
| ~all (soft fail) | v=spf1 a mx ip4:212.97.141.246 ~all |
| www | 167.233.222.252 (AS24940) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 2/10 · policy: ~all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1.mailpod16-cph3.g1i.one.com | DANE-EE · SPKI · SHA-256 | 24689A1B29BE70163B6DCF262497B6EC… |
| SMTP _25._tcp.mx2.mailpod16-cph3.g1i.one.com | DANE-EE · SPKI · SHA-256 | 24689A1B29BE70163B6DCF262497B6EC… |
| SMTP _25._tcp.mx3.mailpod16-cph3.g1i.one.com | DANE-EE · SPKI · SHA-256 | 24689A1B29BE70163B6DCF262497B6EC… |
| SMTP _25._tcp.mx4.mailpod16-cph3.g1i.one.com | DANE-EE · SPKI · SHA-256 | 24689A1B29BE70163B6DCF262497B6EC… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026072901 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | ONE.COM A/S |
| Registered | 2016-11-04 |
| Expires | 2026-11-30 (44d) |
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 |
|---|---|---|---|
| 2026-10-15 18:35:42 | 1348ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-10-08 06:20:53 | 592ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-29 22:01:08 | 975ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-28 21:45:24 | 826ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-30 07:47:22 | 808ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-17 09:54:04 | 1209ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-01 02:17:08 shown | 899ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-24 16:31:59 | 991ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-17 19:04:06 | 962ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-16 08:41:24 | 842ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-28 12:54:12 | 1723ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-25 17:30:22 | 930ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-20 05:58:31 | 4496ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-19 02:01:02 | 4669ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-17 14:36:27 | 1763ms | 2 NS 1 A 4 MX | 🔒 Secure |