expero.dk is a .dk domain served by 2 nameservers (a.portsdns.se, b.portsdns.net). It was registered on 6 December 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.213.64 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. 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 |
|---|---|---|---|---|---|---|---|
| 46.30.213.64 | 3600s | webcluster1.webpod13-cph3.one.com | AS51468 | One.com A/S | 46.30.208.0/21 | 🇩🇰 Denmark | Copenhagen |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 46.30.213.64 |
| 🔶 Autoconfig | 46.30.213.64 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:2350:5:10b:5:de62:7202:7796 | 3600s | — | AS51468 | One.com A/S | 2a02:2350:0:0:0:0:0:0/32 | 🇩🇰 Denmark | Copenhagen |
| TXT Record |
|---|
| MS=ms66332685 |
| v=spf1 include:sendgrid.net include:_custspf.one.com include:_spf.google.com ~all |
| Policy | Record (expero.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:sendgrid.net include:_custspf.one.com include:_spf.google.com ~all |
| Policy | Record (_dmarc.expero.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; pct=100; rua=mailto:re+qycuwfcm5qv@dmarc.postmarkapp.com; sp=none; aspf=r; |
| www | 46.30.213.64 2a02:2350:5:10b:5:de62:7202:7796 (AS51468) (address records, no CNAME) |
| www vs bare domain | Same network expero.dk: 46.30.213.64 2a02:2350:5:10b:5:de62:7202:7796 (AS51468) www.expero.dk: 46.30.213.64 2a02:2350:5:10b:5:de62:7202:7796 (AS51468) |
| Wildcard | Yes: any name under the zone resolves |
| Selector | CNAME | Key |
|---|---|---|
| — | 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: 4/10 · policy: ~all
No problems found| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.expero.dk | expero.dk.acme-cust-transient.one.com |
| 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 | 2025090800 |
| Primary NS (MNAME) | a.portsdns.se |
| Responsible (RNAME) | registry@ports.net |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 14400s |
| Field | Value |
|---|---|
| Registrar | Abion AB |
| Registered | 2016-12-06 |
| Expires | 2026-12-31 (65d) |
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 |
|---|---|---|---|
| 2026-09-25 12:04:01 shown | 780ms | 2 NS 1 A 5 MX | 🔓 Insecure |
| 2026-08-28 08:06:38 | 862ms | 2 NS 1 A 5 MX | 🔓 Insecure |
| 2026-06-25 06:19:57 | 839ms | 2 NS 1 A 5 MX | 🔓 Insecure |
| 2026-06-23 03:11:31 | 970ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 09:09:10 | 1696ms | 2 NS 1 A 5 MX | 🔓 Insecure |