optimalinvest.dk is a .dk domain served by 3 nameservers (ns1.dnsresolve.io, ns2.dnsresolve.eu, ns3.dnsresolve.me). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 87.116.13.122 is hosted by GlobalConnect A/S (AS31027) in Denmark. Mail is handled by optimalinvest-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. 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 |
|---|---|---|---|---|---|---|---|
| 87.116.13.122 | 14400s | s6.stom.dk | AS31027 | GlobalConnect A/S | 87.116.0.0/18 | 🇩🇰 Denmark | Copenhagen |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.154.136 |
| TXT Record |
|---|
| v=spf1 ip4:87.116.13.122 ip4:87.48.120.150 include:spf.stom.dk include:spf.protection.outlook.com include:servers.mcsv.net include:sendgrid.net -all |
| Policy | Record (optimalinvest.dk) |
|---|---|
| -all (hard fail) | v=spf1 ip4:87.116.13.122 ip4:87.48.120.150 include:spf.stom.dk include:spf.protection.outlook.com include:servers.mcsv.net include:sendgrid.net -all |
| Policy | Record (_dmarc.optimalinvest.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1;p=none;sp=none;adkim=r;aspf=r;pct=100;fo=0;rf=afrf;ri=86400;ruf=mailto:dmarc@stom.dk |
| www CNAME | optimalinvest.dk (all on optimalinvest.dk) → 87.116.13.122 (AS31027) |
| www vs bare domain | Same network |
| Wildcard | No |
| Selector | CNAME | Key |
|---|---|---|
| default | — | RSA · ~2048 bit |
| s1 | s1.domainkey.u49666391.wl142.sendgrid.net | RSA · ~2048 bit |
| s2 | s2.domainkey.u49666391.wl142.sendgrid.net | RSA · ~2048 bit |
| selector1 | selector1-optimalinvest-dk._domainkey.optimalinvestdk.onmicrosoft.com | RSA · ~2048 bit |
| selector2 | selector2-optimalinvest-dk._domainkey.optimalinvestdk.onmicrosoft.com | 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.optimalinvest.dk | RPhQYGHdenUSHLhGi8MG-kDozPMb_vi71B25z-isB2o |
| 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 | 2026090301 |
| Primary NS (MNAME) | ns1.dnsresolve.io |
| Responsible (RNAME) | drift@standoutmedia.dk |
| Refresh | 3600s |
| Retry | 1800s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-09 13:50:14 shown | 1619ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-25 05:34:36 | 9807ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-22 21:40:02 | 1284ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-07 19:15:24 | 1931ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-05 11:59:07 | 8985ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-03 00:47:46 | 3230ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-20 05:12:04 | 1156ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-18 08:21:39 | 837ms | 3 NS 1 A 1 MX | 🔓 Insecure |