opa-invest.dk is a .dk domain served by 2 nameservers (maxine.ns.cloudflare.com, rodney.ns.cloudflare.com). It was registered on 8 April 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.59.191 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by opainvest-dk0i.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from our latest 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 |
|---|---|---|---|---|---|---|---|
| 104.21.59.191 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.182.235 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 172.67.182.235 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a06:98c1:3120::1 | 300s | — | AS13335 | Cloudflare, Inc. | 2a06:98c1:3120:0:0:0:0:0/46 | — | — |
| 2a06:98c1:3121::1 | 300s | — | AS13335 | Cloudflare, Inc. | 2a06:98c1:3120:0:0:0:0:0/46 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.59.191,172.67.182.235 ech=AEX+DQBBjgAgACD+zopphOEd4wE3MjhUHOMvon4iwlravt7ZRBqu34NpQwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:3bbf,2606:4700:3037::ac43:b6eb |
| TXT Record |
|---|
| MS=ms77418422 |
| v=spf1 ip4:157.90.67.40 include:spf.azehosting.net ip4:49.12.83.57 +mx +a +include:spf.protection.outlook.com -all |
| Policy | Record (opa-invest.dk) |
|---|---|
| -all (hard fail) | v=spf1 ip4:157.90.67.40 include:spf.azehosting.net ip4:49.12.83.57 +mx +a +include:spf.protection.outlook.com -all |
| Policy | Record (_dmarc.opa-invest.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; |
| www | 104.21.59.191 172.67.182.235 2606:4700:3035::6815:3bbf 2606:4700:3037::ac43:b6eb (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network opa-invest.dk: 104.21.59.191 172.67.182.235 2a06:98c1:3120::1 2a06:98c1:3121::1 (AS13335) www.opa-invest.dk: 104.21.59.191 172.67.182.235 2606:4700:3035::6815:3bbf 2606:4700:3037::ac43:b6eb (AS13335) |
| 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: 5/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.opa-invest.dk | aeV6W14NVU_Zr3Znt289kFMmaWGeyuFCnGY5WBfhkIg |
| 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 | 2416746290 |
| Primary NS (MNAME) | maxine.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2022-04-08 |
| Expires | 2027-04-07 (169d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-09 11:12:18 shown | 1112ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-10-06 12:59:21 | 4180ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-30 11:16:25 | 1281ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-28 04:44:34 | 1402ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-06 14:03:30 | 3311ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-04 00:52:52 | 937ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-27 18:42:04 | 3214ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-08 23:34:09 | 2082ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-21 00:00:32 | 896ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-18 00:15:02 | 5331ms | 2 NS 2 A 1 MX | 🔓 Insecure |