gleerup.dk is a .dk domain served by 3 nameservers (ns1.e-studio.dk, ns2.e-studio.dk, ns3.e-studio.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.103.100 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mx4.spamfri.dk, mx2.spamfri.dk and 2 more. The zone is DNSSEC-signed and validates, 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 |
|---|---|---|---|---|---|---|---|
| 94.231.103.100 | 14400s | dnsforward.simply.com | AS48854 | team.blue Denmark A/S | 94.231.96.0/20 | 🇩🇰 Denmark | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 195.242.130.70 |
| 🔶 Autoconfig | 195.242.130.70 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 0 | 0 | 443 | cpanelemaildiscovery.cpanel.net |
| TXT Record |
|---|
| google-site-verification=rTZ9fBXIBwadd9g7M-ySFUFdELx1hbcv8HBZ-kEWHQ4 |
| Policy | Record (_dmarc.gleerup.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; |
| www CNAME | ghs.googlehosted.com (all on googlehosted.com) |
| www vs bare domain | Different networks gleerup.dk: 94.231.103.100 (AS48854) (all like this)www.gleerup.dk: 142.251.143.147 2a00:1450:400f:802::2013 (AS15169) |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC3 · 7 iterations · 8-byte salt RFC 9276 recommends 0 iterations and no salt |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| 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.
| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.gleerup.dk | N4W88mG4YQf0ChTTGV37IgujmUOtClbz0SRKj1c5xkQ |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1.spamfri.dk | DANE-EE · SPKI · SHA-256 | 884451547A03D0AC2F628D943839BAA6… |
| SMTP _25._tcp.mx2.spamfri.dk | DANE-EE · SPKI · SHA-256 | 6598C93F79B95376BB8099E9AC862167… |
| SMTP _25._tcp.mx3.spamfri.dk | DANE-EE · SPKI · SHA-256 | BBFB0694919290E5BC9D6E2C6F47D846… |
| SMTP _25._tcp.mx4.spamfri.dk | DANE-EE · SPKI · SHA-256 | 4EE743A99328AEF5142706CA5FD3AD61… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026090303 |
| Primary NS (MNAME) | ns1.e-studio.dk |
| Responsible (RNAME) | hostmaster@mailrelay.e-studio.dk |
| Refresh | 3600s |
| Retry | 1800s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-24 12:37:23 shown | 610ms | 3 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-06 12:37:53 | 696ms | 3 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-05 01:09:32 | 960ms | 3 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-02 10:34:16 | 5746ms | 3 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-24 14:31:38 | 1464ms | 3 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-17 10:06:11 | 1389ms | 3 NS 1 A 4 MX | 🔒 Secure |