opnlab.dk is a .dk domain served by 2 nameservers (davina.ns.cloudflare.com, matias.ns.cloudflare.com). It was registered on 30 January 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 212.227.109.182 is hosted by IONOS SE (AS8560) in Germany. Mail is handled by mail.protonmail.ch, mailsec.protonmail.ch. 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 212.227.109.182 | — | — | AS8560 | IONOS SE | 212.227.0.0/16 | 🇩🇪 Germany | — |
| TXT Record |
|---|
| protonmail-verification=2ca984a5449168a1e6a0327fdf3f208115c27759 |
| v=spf1 include:_spf.protonmail.ch ~all |
| Policy | Record (opnlab.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.protonmail.ch ~all |
| Policy | Record (_dmarc.opnlab.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine |
| www | 104.21.96.11 172.67.171.242 2606:4700:3035::6815:600b 2606:4700:3037::ac43:abf2 (AS13335) (address records, no CNAME) |
| www vs bare domain | Different networks opnlab.dk: 212.227.109.182 (AS8560) (all like this)www.opnlab.dk: 104.21.96.11 172.67.171.242 2606:4700:3035::6815:600b 2606:4700:3037::ac43:abf2 (AS13335) |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
DNS lookups: 2/10 · policy: ~all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mail.protonmail.ch | DANE-EE · SPKI · SHA-256 | 6111A5698D23C89E09C36FF833C1487E… |
| SMTP _25._tcp.mail.protonmail.ch | DANE-EE · SPKI · SHA-256 | 76BB66711DA416433CA890A5B2E5A053… |
| SMTP _25._tcp.mailsec.protonmail.ch | DANE-EE · SPKI · SHA-256 | 6111A5698D23C89E09C36FF833C1487E… |
| SMTP _25._tcp.mailsec.protonmail.ch | DANE-EE · SPKI · SHA-256 | 76BB66711DA416433CA890A5B2E5A053… |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2406996303 |
| Primary NS (MNAME) | davina.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 | 2025-01-30 |
| Expires | 2027-01-29 (103d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-10 20:03:39 | 2581ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-10-08 16:30:31 | 920ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-10-03 15:13:17 | 708ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-09-14 22:12:17 | 1421ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-09-01 08:45:16 | 1548ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-08-22 01:28:56 | 4603ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-08-12 11:55:12 | 1486ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-07-28 17:39:39 | 1876ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-07-16 08:03:17 | 1303ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-07-04 23:36:16 | 4776ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-23 23:04:23 | 1439ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-19 04:19:40 | 1239ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-17 11:32:53 shown | 783ms | 2 NS 1 A 2 MX | 🔓 Insecure |